diff options
330 files changed, 1112 insertions, 1335 deletions
@@ -1127,8 +1127,10 @@ S: Carnegie, Pennsylvania 15106-4304 S: USA N: Philip Gladstone -E: philip@raptor.com +E: philip@gladstonefamily.net D: Kernel / timekeeping stuff +S: Carlisle, MA 01741 +S: USA N: Jan-Benedict Glaw E: jbglaw@lug-owl.de diff --git a/Documentation/DMA-mapping.txt b/Documentation/DMA-mapping.txt index 684557474c1..ee4bb73683c 100644 --- a/Documentation/DMA-mapping.txt +++ b/Documentation/DMA-mapping.txt @@ -199,6 +199,8 @@ address during PCI bus mastering you might do something like: "mydev: 24-bit DMA addressing not available.\n"); goto ignore_this_device; } +[Better use DMA_24BIT_MASK instead of 0x00ffffff. +See linux/include/dma-mapping.h for reference.] When pci_set_dma_mask() is successful, and returns zero, the PCI layer saves away this mask you have provided. The PCI layer will use this diff --git a/Documentation/RCU/whatisRCU.txt b/Documentation/RCU/whatisRCU.txt index b4ea51ad361..07cb93b82ba 100644 --- a/Documentation/RCU/whatisRCU.txt +++ b/Documentation/RCU/whatisRCU.txt @@ -605,7 +605,7 @@ are the same as those shown in the preceding section, so they are omitted. { int cpu; - for_each_cpu(cpu) + for_each_possible_cpu(cpu) run_on(cpu); } diff --git a/Documentation/cpu-hotplug.txt b/Documentation/cpu-hotplug.txt index 57a09f99ecb..1bcf69996c9 100644 --- a/Documentation/cpu-hotplug.txt +++ b/Documentation/cpu-hotplug.txt @@ -97,13 +97,13 @@ at which time hotplug is disabled. You really dont need to manipulate any of the system cpu maps. They should be read-only for most use. When setting up per-cpu resources almost always use -cpu_possible_map/for_each_cpu() to iterate. +cpu_possible_map/for_each_possible_cpu() to iterate. Never use anything other than cpumask_t to represent bitmap of CPUs. #include <linux/cpumask.h> -for_each_cpu - Iterate over cpu_possible_map +for_each_possible_cpu - Iterate over cpu_possible_map for_each_online_cpu - Iterate over cpu_online_map for_each_present_cpu - Iterate over cpu_present_map for_each_cpu_mask(x,mask) - Iterate over some random collection of cpu mask. diff --git a/Documentation/cputopology.txt b/Documentation/cputopology.txt index ff280e2e161..2b28e9ec4e3 100644 --- a/Documentation/cputopology.txt +++ b/Documentation/cputopology.txt @@ -1,5 +1,5 @@ -Export cpu topology info by sysfs. Items (attributes) are similar +Export cpu topology info via sysfs. Items (attributes) are similar to /proc/cpuinfo. 1) /sys/devices/system/cpu/cpuX/topology/physical_package_id: @@ -12,7 +12,7 @@ represent the thread siblings to cpu X in the same core; represent the thread siblings to cpu X in the same physical package; To implement it in an architecture-neutral way, a new source file, -driver/base/topology.c, is to export the 5 attributes. +drivers/base/topology.c, is to export the 4 attributes. If one architecture wants to support this feature, it just needs to implement 4 defines, typically in file include/asm-XXX/topology.h. diff --git a/Documentation/filesystems/00-INDEX b/Documentation/filesystems/00-INDEX index 74052d22d86..66fdc0744fe 100644 --- a/Documentation/filesystems/00-INDEX +++ b/Documentation/filesystems/00-INDEX @@ -1,27 +1,47 @@ 00-INDEX - this file (info on some of the filesystems supported by linux). +Exporting + - explanation of how to make filesystems exportable. Locking - info on locking rules as they pertain to Linux VFS. adfs.txt - info and mount options for the Acorn Advanced Disc Filing System. +afs.txt + - info and examples for the distributed AFS (Andrew File System) fs. affs.txt - info and mount options for the Amiga Fast File System. +automount-support.txt + - information about filesystem automount support. +befs.txt + - information about the BeOS filesystem for Linux. bfs.txt - info for the SCO UnixWare Boot Filesystem (BFS). cifs.txt - - description of the CIFS filesystem + - description of the CIFS filesystem. coda.txt - description of the CODA filesystem. configfs/ - directory containing configfs documentation and example code. cramfs.txt - - info on the cram filesystem for small storage (ROMs etc) + - info on the cram filesystem for small storage (ROMs etc). +dentry-locking.txt + - info on the RCU-based dcache locking model. devfs/ - directory containing devfs documentation. +directory-locking + - info about the locking scheme used for directory operations. dlmfs.txt - info on the userspace interface to the OCFS2 DLM. ext2.txt - info, mount options and specifications for the Ext2 filesystem. +ext3.txt + - info, mount options and specifications for the Ext3 filesystem. +files.txt + - info on file management in the Linux kernel. +fuse.txt + - info on the Filesystem in User SpacE including mount options. +hfs.txt + - info on the Macintosh HFS Filesystem for Linux. hpfs.txt - info and mount options for the OS/2 HPFS. isofs.txt @@ -32,23 +52,43 @@ ncpfs.txt - info on Novell Netware(tm) filesystem using NCP protocol. ntfs.txt - info and mount options for the NTFS filesystem (Windows NT). -proc.txt - - info on Linux's /proc filesystem. ocfs2.txt - info and mount options for the OCFS2 clustered filesystem. +porting + - various information on filesystem porting. +proc.txt + - info on Linux's /proc filesystem. +ramfs-rootfs-initramfs.txt + - info on the 'in memory' filesystems ramfs, rootfs and initramfs. +reiser4.txt + - info on the Reiser4 filesystem based on dancing tree algorithms. +relayfs.txt + - info on relayfs, for efficient streaming from kernel to user space. romfs.txt - - Description of the ROMFS filesystem. + - description of the ROMFS filesystem. smbfs.txt - - info on using filesystems with the SMB protocol (Windows 3.11 and NT) + - info on using filesystems with the SMB protocol (Win 3.11 and NT). +spufs.txt + - info and mount options for the SPU filesystem used on Cell. +sysfs-pci.txt + - info on accessing PCI device resources through sysfs. +sysfs.txt + - info on sysfs, a ram-based filesystem for exporting kernel objects. sysv-fs.txt - info on the SystemV/V7/Xenix/Coherent filesystem. +tmpfs.txt + - info on tmpfs, a filesystem that holds all files in virtual memory. udf.txt - info and mount options for the UDF filesystem. ufs.txt - info on the ufs filesystem. +v9fs.txt + - v9fs is a Unix implementation of the Plan 9 9p remote fs protocol. vfat.txt - info on using the VFAT filesystem used in Windows NT and Windows 95 vfs.txt - - Overview of the Virtual File System + - overview of the Virtual File System xfs.txt - info and mount options for the XFS filesystem. +xip.txt + - info on execute-in-place for file mappings. diff --git a/Documentation/ioctl-number.txt b/Documentation/ioctl-number.txt index aa7ba00ec08..171a44ebd93 100644 --- a/Documentation/ioctl-number.txt +++ b/Documentation/ioctl-number.txt @@ -78,8 +78,6 @@ Code Seq# Include File Comments '#' 00-3F IEEE 1394 Subsystem Block for the entire subsystem '1' 00-1F <linux/timepps.h> PPS kit from Ulrich Windl <ftp://ftp.de.kernel.org/pub/linux/daemons/ntp/PPS/> -'6' 00-10 <asm-i386/processor.h> Intel IA32 microcode update driver - <mailto:tigran@veritas.com> '8' all SNP8023 advanced NIC card <mailto:mcr@solidum.com> 'A' 00-1F linux/apm_bios.h diff --git a/Documentation/m68k/README.buddha b/Documentation/m68k/README.buddha index bf802ffc98a..ef484a719bb 100644 --- a/Documentation/m68k/README.buddha +++ b/Documentation/m68k/README.buddha @@ -29,7 +29,7 @@ address is written to $4a, then the whole Byte is written to $48, while it doesn't matter how often you're writing to $4a as long as $48 is not touched. After $48 has been written, the whole card disappears from $e8 and is mapped to the new -address just written. Make shure $4a is written before $48, +address just written. Make sure $4a is written before $48, otherwise your chance is only 1:16 to find the board :-). The local memory-map is even active when mapped to $e8: diff --git a/Documentation/networking/ifenslave.c b/Documentation/networking/ifenslave.c index 545447ac503..a1205988675 100644 --- a/Documentation/networking/ifenslave.c +++ b/Documentation/networking/ifenslave.c @@ -87,7 +87,7 @@ * would fail and generate an error message in the system log. * - For opt_c: slave should not be set to the master's setting * while it is running. It was already set during enslave. To - * simplify things, it is now handeled separately. + * simplify things, it is now handled separately. * * - 2003/12/01 - Shmulik Hen <shmulik.hen at intel dot com> * - Code cleanup and style changes diff --git a/arch/alpha/kernel/time.c b/arch/alpha/kernel/time.c index 6b2921be190..3859749810b 100644 --- a/arch/alpha/kernel/time.c +++ b/arch/alpha/kernel/time.c @@ -314,10 +314,11 @@ time_init(void) if (!est_cycle_freq) est_cycle_freq = validate_cc_value(calibrate_cc_with_pit()); - cc1 = rpcc_after_update_in_progress(); + cc1 = rpcc(); /* Calibrate CPU clock -- attempt #2. */ if (!est_cycle_freq) { + cc1 = rpcc_after_update_in_progress(); cc2 = rpcc_after_update_in_progress(); est_cycle_freq = validate_cc_value(cc2 - cc1); cc1 = cc2; diff --git a/arch/arm/lib/copy_template.S b/arch/arm/lib/copy_template.S index 838e435e492..cab355c0c1f 100644 --- a/arch/arm/lib/copy_template.S +++ b/arch/arm/lib/copy_template.S @@ -236,7 +236,7 @@ /* - * Abort preanble and completion macros. + * Abort preamble and completion macros. * If a fixup handler is required then those macros must surround it. * It is assumed that the fixup code will handle the private part of * the exit macro. diff --git a/arch/arm/mach-footbridge/time.c b/arch/arm/mach-footbridge/time.c index 2c64a0b0502..5d02e95dede 100644 --- a/arch/arm/mach-footbridge/time.c +++ b/arch/arm/mach-footbridge/time.c @@ -34,27 +34,12 @@ static int rtc_base; static unsigned long __init get_isa_cmos_time(void) { unsigned int year, mon, day, hour, min, sec; - int i; // check to see if the RTC makes sense..... if ((CMOS_READ(RTC_VALID) & RTC_VRT) == 0) return mktime(1970, 1, 1, 0, 0, 0); - /* The Linux interpretation of the CMOS clock register contents: - * When the Update-In-Progress (UIP) flag goes from 1 to 0, the - * RTC registers show the second which has precisely just started. - * Let's hope other operating systems interpret the RTC the same way. - */ - /* read RTC exactly on falling edge of update flag */ - for (i = 0 ; i < 1000000 ; i++) /* may take up to 1 second... */ - if (CMOS_READ(RTC_FREQ_SELECT) & RTC_UIP) - break; - - for (i = 0 ; i < 1000000 ; i++) /* must try at least 2.228 ms */ - if (!(CMOS_READ(RTC_FREQ_SELECT) & RTC_UIP)) - break; - - do { /* Isn't this overkill ? UIP above should guarantee consistency */ + do { sec = CMOS_READ(RTC_SECONDS); min = CMOS_READ(RTC_MINUTES); hour = CMOS_READ(RTC_HOURS); diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic.c index 311b4e7266f..3b329af4afc 100644 --- a/arch/i386/kernel/io_apic.c +++ b/arch/i386/kernel/io_apic.c @@ -381,7 +381,7 @@ static void do_irq_balance(void) unsigned long imbalance = 0; cpumask_t allowed_mask, target_cpu_mask, tmp; - for_each_cpu(i) { + for_each_possible_cpu(i) { int package_index; CPU_IRQ(i) = 0; if (!cpu_online(i)) @@ -632,7 +632,7 @@ static int __init balanced_irq_init(void) else printk(KERN_ERR "balanced_irq_init: failed to spawn balanced_irq"); failed: - for_each_cpu(i) { + for_each_possible_cpu(i) { kfree(irq_cpu_data[i].irq_delta); irq_cpu_data[i].irq_delta = NULL; kfree(irq_cpu_data[i].last_irq); diff --git a/arch/i386/kernel/microcode.c b/arch/i386/kernel/microcode.c index dd780a00553..e7c138f66c5 100644 --- a/arch/i386/kernel/microcode.c +++ b/arch/i386/kernel/microcode.c @@ -459,26 +459,9 @@ static ssize_t microcode_write (struct file *file, const char __user *buf, size_ return ret; } -static int microcode_ioctl (struct inode *inode, struct file *file, - unsigned int cmd, unsigned long arg) -{ - switch (cmd) { - /* - * XXX: will be removed after microcode_ctl - * is updated to ignore failure of this ioctl() - */ - case MICROCODE_IOCFREE: - return 0; - default: - return -EINVAL; - } - return -EINVAL; -} - static struct file_operations microcode_fops = { .owner = THIS_MODULE, .write = microcode_write, - .ioctl = microcode_ioctl, .open = microcode_open, }; diff --git a/arch/i386/kernel/nmi.c b/arch/i386/kernel/nmi.c index 9074818b947..d43b498ec74 100644 --- a/arch/i386/kernel/nmi.c +++ b/arch/i386/kernel/nmi.c @@ -138,12 +138,12 @@ static int __init check_nmi_watchdog(void) if (nmi_watchdog == NMI_LOCAL_APIC) smp_call_function(nmi_cpu_busy, (void *)&endflag, 0, 0); - for_each_cpu(cpu) + for_each_possible_cpu(cpu) prev_nmi_count[cpu] = per_cpu(irq_stat, cpu).__nmi_count; local_irq_enable(); mdelay((10*1000)/nmi_hz); // wait 10 ticks - for_each_cpu(cpu) { + for_each_possible_cpu(cpu) { #ifdef CONFIG_SMP /* Check cpu_callin_map here because that is set after the timer is started. */ @@ -510,7 +510,7 @@ void touch_nmi_watchdog (void) * Just reset the alert counters, (other CPUs might be * spinning on locks we hold): */ - for_each_cpu(i) + for_each_possible_cpu(i) alert_counter[i] = 0; /* @@ -529,7 +529,8 @@ void nmi_watchdog_tick (struct pt_regs * regs) * always switch the stack NMI-atomically, it's safe to use * smp_processor_id(). */ - int sum, cpu = smp_processor_id(); + unsigned int sum; + int cpu = smp_processor_id(); sum = per_cpu(irq_stat, cpu).apic_timer_irqs; diff --git a/arch/i386/mach-voyager/voyager_smp.c b/arch/i386/mach-voyager/voyager_smp.c index 8165626a5c3..70e560a1b79 100644 --- a/arch/i386/mach-voyager/voyager_smp.c +++ b/arch/i386/mach-voyager/voyager_smp.c @@ -1700,7 +1700,7 @@ after_handle_vic_irq(unsigned int irq) printk("VOYAGER SMP: CPU%d lost interrupt %d\n", cpu, irq); - for_each_cpu(real_cpu, mask) { + for_each_possible_cpu(real_cpu, mask) { outb(VIC_CPU_MASQUERADE_ENABLE | real_cpu, VIC_PROCESSOR_ID); diff --git a/arch/i386/oprofile/nmi_int.c b/arch/i386/oprofile/nmi_int.c index 1accce50c2c..1a2076ce6f6 100644 --- a/arch/i386/oprofile/nmi_int.c +++ b/arch/i386/oprofile/nmi_int.c @@ -122,7 +122,7 @@ static void nmi_save_registers(void * dummy) static void free_msrs(void) { int i; - for_each_cpu(i) { + for_each_possible_cpu(i) { kfree(cpu_msrs[i].counters); cpu_msrs[i].counters = NULL; kfree(cpu_msrs[i].controls); diff --git a/arch/ia64/sn/kernel/sn2/sn_proc_fs.c b/arch/ia64/sn/kernel/sn2/sn_proc_fs.c index c686d9c12f7..5100261310f 100644 --- a/arch/ia64/sn/kernel/sn2/sn_proc_fs.c +++ b/arch/ia64/sn/kernel/sn2/sn_proc_fs.c @@ -93,19 +93,22 @@ static int coherence_id_open(struct inode *inode, struct file *file) static struct proc_dir_entry *sn_procfs_create_entry(const char *name, struct proc_dir_entry *parent, int (*openfunc)(struct inode *, struct file *), - int (*releasefunc)(struct inode *, struct file *)) + int (*releasefunc)(struct inode *, struct file *), + ssize_t (*write) (struct file *, const char __user *, size_t, loff_t *)) { struct proc_dir_entry *e = create_proc_entry(name, 0444, parent); if (e) { - e->proc_fops = (struct file_operations *)kmalloc( - sizeof(struct file_operations), GFP_KERNEL); - if (e->proc_fops) { - memset(e->proc_fops, 0, sizeof(struct file_operations)); - e->proc_fops->open = openfunc; - e->proc_fops->read = seq_read; - e->proc_fops->llseek = seq_lseek; - e->proc_fops->release = releasefunc; + struct file_operations *f; + + f = kzalloc(sizeof(*f), GFP_KERNEL); + if (f) { + f->open = openfunc; + f->read = seq_read; + f->llseek = seq_lseek; + f->release = releasefunc; + f->write = write; + e->proc_fops = f; } } @@ -119,31 +122,29 @@ extern int sn_topology_release(struct inode *, struct file *); void register_sn_procfs(void) { static struct proc_dir_entry *sgi_proc_dir = NULL; - struct proc_dir_entry *e; BUG_ON(sgi_proc_dir != NULL); if (!(sgi_proc_dir = proc_mkdir("sgi_sn", NULL))) return; sn_procfs_create_entry("partition_id", sgi_proc_dir, - partition_id_open, single_release); + partition_id_open, single_release, NULL); sn_procfs_create_entry("system_serial_number", sgi_proc_dir, - system_serial_number_open, single_release); + system_serial_number_open, single_release, NULL); sn_procfs_create_entry("licenseID", sgi_proc_dir, - licenseID_open, single_release); + licenseID_open, single_release, NULL); - e = sn_procfs_create_entry("sn_force_interrupt", sgi_proc_dir, - sn_force_interrupt_open, single_release); - if (e) - e->proc_fops->write = sn_force_interrupt_write_proc; + sn_procfs_create_entry("sn_force_interrupt", sgi_proc_dir, + sn_force_interrupt_open, single_release, + sn_force_interrupt_write_proc); sn_procfs_create_entry("coherence_id", sgi_proc_dir, - coherence_id_open, single_release); + coherence_id_open, single_release, NULL); sn_procfs_create_entry("sn_topology", sgi_proc_dir, - sn_topology_open, sn_topology_release); + sn_topology_open, sn_topology_release, NULL); } #endif /* CONFIG_PROC_FS */ diff --git a/arch/m68k/mvme16x/rtc.c b/arch/m68k/mvme16x/rtc.c index a69fe3048ed..b0e4c084df8 100644 --- a/arch/m68k/mvme16x/rtc.c +++ b/arch/m68k/mvme16x/rtc.c @@ -17,6 +17,7 @@ #include <linux/poll.h> #include <linux/mc146818rtc.h> /* For struct rtc_time and ioctls, etc */ #include <linux/smp_lock.h> +#include <linux/bcd.h> #include <asm/mvme16xhw.h> #include <asm/io.h> @@ -31,9 +32,6 @@ * ioctls. */ -#define BCD2BIN(val) (((val)&15) + ((val)>>4)*10) -#define BIN2BCD(val) ((((val)/10)<<4) + (val)%10) - static const unsigned char days_in_mo[] = {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}; diff --git a/arch/mips/dec/time.c b/arch/mips/dec/time.c index f17d3378e9a..74cb055d4bf 100644 --- a/arch/mips/dec/time.c +++ b/arch/mips/dec/time.c @@ -36,41 +36,13 @@ #include <asm/dec/ioasic_addrs.h> #include <asm/dec/machtype.h> - -/* - * Returns true if a clock update is in progress - */ -static inline unsigned char dec_rtc_is_updating(void) -{ - unsigned char uip; - unsigned long flags; - - spin_lock_irqsave(&rtc_lock, flags); - uip = (CMOS_READ(RTC_FREQ_SELECT) & RTC_UIP); - spin_unlock_irqrestore(&rtc_lock, flags); - return uip; -} - static unsigned long dec_rtc_get_time(void) { unsigned int year, mon, day, hour, min, sec, real_year; - int i; unsigned long flags; - /* The Linux interpretation of the DS1287 clock register contents: - * When the Update-In-Progress (UIP) flag goes from 1 to 0, the - * RTC registers show the second which has precisely just started. - * Let's hope other operating systems interpret the RTC the same way. - */ - /* read RTC exactly on falling edge of update flag */ - for (i = 0; i < 1000000; i++) /* may take up to 1 second... */ - if (dec_rtc_is_updating()) - break; - for (i = 0; i < 1000000; i++) /* must try at least 2.228 ms */ - if (!dec_rtc_is_updating()) - break; spin_lock_irqsave(&rtc_lock, flags); - /* Isn't this overkill? UIP above should guarantee consistency */ + do { sec = CMOS_READ(RTC_SECONDS); min = CMOS_READ(RTC_MINUTES); @@ -78,7 +50,16 @@ static unsigned long dec_rtc_get_time(void) day = CMOS_READ(RTC_DAY_OF_MONTH); mon = CMOS_READ(RTC_MONTH); year = CMOS_READ(RTC_YEAR); + /* + * The PROM will reset the year to either '72 or '73. + * Therefore we store the real year separately, in one + * of unused BBU RAM locations. + */ + real_year = CMOS_READ(RTC_DEC_YEAR); } while (sec != CMOS_READ(RTC_SECONDS)); + + spin_unlock_irqrestore(&rtc_lock, flags); + if (!(CMOS_READ(RTC_CONTROL) & RTC_DM_BINARY) || RTC_ALWAYS_BCD) { sec = BCD2BIN(sec); min = BCD2BIN(min); @@ -87,13 +68,7 @@ static unsigned long dec_rtc_get_time(void) mon = BCD2BIN(mon); year = BCD2BIN(year); } - /* - * The PROM will reset the year to either '72 or '73. - * Therefore we store the real year separately, in one - * of unused BBU RAM locations. - */ - real_year = CMOS_READ(RTC_DEC_YEAR); - spin_unlock_irqrestore(&rtc_lock, flags); + year += real_year - 72 + 2000; return mktime(year, mon, day, hour, min, sec); diff --git a/arch/mips/momentum/ocelot_3/setup.c b/arch/mips/momentum/ocelot_3/setup.c index 969612eab8a..370e75d0e75 100644 --- a/arch/mips/momentum/ocelot_3/setup.c +++ b/arch/mips/momentum/ocelot_3/setup.c @@ -58,6 +58,7 @@ #include <linux/bootmem.h> #include <linux/mv643xx.h> #include <linux/pm.h> +#include <linux/bcd.h> #include <asm/time.h> #include <asm/page.h> @@ -131,9 +132,6 @@ void setup_wired_tlb_entries(void) add_wired_entry(ENTRYLO(0xfc000000), ENTRYLO(0xfd000000), (signed)0xfc000000, PM_16M); } -#define CONV_BCD_TO_BIN(val) (((val) & 0xf) + (((val) >> 4) * 10)) -#define CONV_BIN_TO_BCD(val) (((val) % 10) + (((val) / 10) << 4)) - unsigned long m48t37y_get_time(void) { unsigned int year, month, day, hour, min, sec; @@ -143,16 +141,16 @@ unsigned long m48t37y_get_time(void) /* stop the update */ rtc_base[0x7ff8] = 0x40; - year = CONV_BCD_TO_BIN(rtc_base[0x7fff]); - year += CONV_BCD_TO_BIN(rtc_base[0x7ff1]) * 100; + year = BCD2BIN(rtc_base[0x7fff]); + year += BCD2BIN(rtc_base[0x7ff1]) * 100; - month = CONV_BCD_TO_BIN(rtc_base[0x7ffe]); + month = BCD2BIN(rtc_base[0x7ffe]); - day = CONV_BCD_TO_BIN(rtc_base[0x7ffd]); + day = BCD2BIN(rtc_base[0x7ffd]); - hour = CONV_BCD_TO_BIN(rtc_base[0x7ffb]); - min = CONV_BCD_TO_BIN(rtc_base[0x7ffa]); - sec = CONV_BCD_TO_BIN(rtc_base[0x7ff9]); + hour = BCD2BIN(rtc_base[0x7ffb]); + min = BCD2BIN(rtc_base[0x7ffa]); + sec = BCD2BIN(rtc_base[0x7ff9]); /* start the update */ rtc_base[0x7ff8] = 0x00; @@ -175,22 +173,22 @@ int m48t37y_set_time(unsigned long sec) rtc_base[0x7ff8] = 0x80; /* year */ - rtc_base[0x7fff] = CONV_BIN_TO_BCD(tm.tm_year % 100); - rtc_base[0x7ff1] = CONV_BIN_TO_BCD(tm.tm_year / 100); + rtc_base[0x7fff] = BIN2BCD(tm.tm_year % 100); + rtc_base[0x7ff1] = BIN2BCD(tm.tm_year / 100); /* month */ - rtc_base[0x7ffe] = CONV_BIN_TO_BCD(tm.tm_mon); + rtc_base[0x7ffe] = BIN2BCD(tm.tm_mon); /* day */ - rtc_base[0x7ffd] = CONV_BIN_TO_BCD(tm.tm_mday); + rtc_base[0x7ffd] = BIN2BCD(tm.tm_mday); /* hour/min/sec */ - rtc_base[0x7ffb] = CONV_BIN_TO_BCD(tm.tm_hour); - rtc_base[0x7ffa] = CONV_BIN_TO_BCD(tm.tm_min); - rtc_base[0x7ff9] = CONV_BIN_TO_BCD(tm.tm_sec); + rtc_base[0x7ffb] = BIN2BCD(tm.tm_hour); + rtc_base[0x7ffa] = BIN2BCD(tm.tm_min); + rtc_base[0x7ff9] = BIN2BCD(tm.tm_sec); /* day of week -- not really used, but let's keep it up-to-date */ - rtc_base[0x7ffc] = CONV_BIN_TO_BCD(tm.tm_wday + 1); + rtc_base[0x7ffc] = BIN2BCD(tm.tm_wday + 1); /* disable writing */ rtc_base[0x7ff8] = 0x00; diff --git a/arch/mips/tx4938/common/rtc_rx5c348.c b/arch/mips/tx4938/common/rtc_rx5c348.c index f74295f2852..07f782fc072 100644 --- a/arch/mips/tx4938/common/rtc_rx5c348.c +++ b/arch/mips/tx4938/common/rtc_rx5c348.c @@ -14,6 +14,7 @@ #include <linux/string.h> #include <linux/rtc.h> #include <linux/time.h> +#include <linux/bcd.h> #include <asm/time.h> #include <asm/tx4938/spi.h> @@ -77,17 +78,6 @@ spi_rtc_io(unsigned char *inbuf, unsigned char *outbuf, unsigned int count) inbufs, incounts, outbufs, outcounts, 0); } -/* - * Conversion between binary and BCD. - */ -#ifndef BCD_TO_BIN -#define BCD_TO_BIN(val) ((val)=((val)&15) + ((val)>>4)*10) -#endif - -#ifndef BIN_TO_BCD -#define BIN_TO_BCD(val) ((val)=(((val)/10)<<4) + (val)%10) -#endif - /* RTC-dependent code for time.c */ static int diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c index b3962c3a034..5be40aa483f 100644 --- a/arch/powerpc/platforms/cell/spufs/inode.c +++ b/arch/powerpc/platforms/cell/spufs/inode.c @@ -103,7 +103,7 @@ spufs_setattr(struct dentry *dentry, struct iattr *attr) static int spufs_new_file(struct super_block *sb, struct dentry *dentry, - struct file_operations *fops, int mode, + const struct file_operations *fops, int mode, struct spu_context *ctx) { static struct inode_operations spufs_file_iops = { diff --git a/arch/powerpc/platforms/chrp/time.c b/arch/powerpc/platforms/chrp/time.c index 12c6f689b1a..7d788902693 100644 --- a/arch/powerpc/platforms/chrp/time.c +++ b/arch/powerpc/platforms/chrp/time.c @@ -120,33 +120,15 @@ int chrp_set_rtc_time(struct rtc_time *tmarg) void chrp_get_rtc_time(struct rtc_time *tm) { unsigned int year, mon, day, hour, min, sec; - int uip, i; - /* The Linux interpretation of the CMOS clock register contents: - * When the Update-In-Progress (UIP) flag goes from 1 to 0, the - * RTC registers show the second which has precisely just started. - * Let's hope other operating systems interpret the RTC the same way. - */ - - /* Since the UIP flag is set for about 2.2 ms and the clock - * is typically written with a precision of 1 jiffy, trying - * to obtain a precision better than a few milliseconds is - * an illusion. Only consistency is interesting, this also - * allows to use the routine for /dev/rtc without a potential - * 1 second kernel busy loop triggered by any reader of /dev/rtc. - */ - - for ( i = 0; i<1000000; i++) { - uip = chrp_cmos_clock_read(RTC_FREQ_SELECT); + do { sec = chrp_cmos_clock_read(RTC_SECONDS); min = chrp_cmos_clock_read(RTC_MINUTES); hour = chrp_cmos_clock_read(RTC_HOURS); day = chrp_cmos_clock_read(RTC_DAY_OF_MONTH); mon = chrp_cmos_clock_read(RTC_MONTH); year = chrp_cmos_clock_read(RTC_YEAR); - uip |= chrp_cmos_clock_read(RTC_FREQ_SELECT); - if ((uip & RTC_UIP)==0) break; - } + } while (sec != chrp_cmos_clock_read(RTC_SECONDS)); if (!(chrp_cmos_clock_read(RTC_CONTROL) & RTC_DM_BINARY) || RTC_ALWAYS_BCD) { BCD_TO_BIN(sec); diff --git a/arch/powerpc/platforms/maple/time.c b/arch/powerpc/platforms/maple/time.c index 5e6981d1737..b9a2b3d4bf3 100644 --- a/arch/powerpc/platforms/maple/time.c +++ b/arch/powerpc/platforms/maple/time.c @@ -60,34 +60,14 @@ static void maple_clock_write(unsigned long val, int addr) void maple_get_rtc_time(struct rtc_time *tm) { - int uip, i; - - /* The Linux interpretation of the CMOS clock register contents: - * When the Update-In-Progress (UIP) flag goes from 1 to 0, the - * RTC registers show the second which has precisely just started. - * Let's hope other operating systems interpret the RTC the same way. - */ - - /* Since the UIP flag is set for about 2.2 ms and the clock - * is typically written with a precision of 1 jiffy, trying - * to obtain a precision better than a few milliseconds is - * an illusion. Only consistency is interesting, this also - * allows to use the routine for /dev/rtc without a potential - * 1 second kernel busy loop triggered by any reader of /dev/rtc. - */ - - for (i = 0; i<1000000; i++) { - uip = maple_clock_read(RTC_FREQ_SELECT); + do { tm->tm_sec = maple_clock_read(RTC_SECONDS); tm->tm_min = maple_clock_read(RTC_MINUTES); tm->tm_hour = maple_clock_read(RTC_HOURS); tm->tm_mday = maple_clock_read(RTC_DAY_OF_MONTH); tm->tm_mon = maple_clock_read(RTC_MONTH); tm->tm_year = maple_clock_read(RTC_YEAR); - uip |= maple_clock_read(RTC_FREQ_SELECT); - if ((uip & RTC_UIP)==0) - break; - } + } while (tm->tm_sec != maple_clock_read(RTC_SECONDS)); if (!(maple_clock_read(RTC_CONTROL) & RTC_DM_BINARY) || RTC_ALWAYS_BCD) { diff --git a/arch/ppc/kernel/ppc_htab.c b/arch/ppc/kernel/ppc_htab.c index 2f5c7650274..9b84bffdefc 100644 --- a/arch/ppc/kernel/ppc_htab.c +++ b/arch/ppc/kernel/ppc_htab.c @@ -52,7 +52,7 @@ static int ppc_htab_open(struct inode *inode, struct file *file) return single_open(file, ppc_htab_show, NULL); } -struct file_operations ppc_htab_operations = { +const struct file_operations ppc_htab_operations = { .open = ppc_htab_open, .read = seq_read, .llseek = seq_lseek, diff --git a/arch/ppc/platforms/chrp_time.c b/arch/ppc/platforms/chrp_time.c index c8627770af1..51e06ad6616 100644 --- a/arch/ppc/platforms/chrp_time.c +++ b/arch/ppc/platforms/chrp_time.c @@ -119,44 +119,28 @@ int chrp_set_rtc_time(unsigned long nowtime) unsigned long chrp_get_rtc_time(void) { unsigned int year, mon, day, hour, min, sec; - int uip, i; - /* The Linux interpretation of the CMOS clock register contents: - * When the Update-In-Progress (UIP) flag goes from 1 to 0, the - * RTC registers show the second which has precisely just started. - * Let's hope other operating systems interpret the RTC the same way. - */ - - /* Since the UIP flag is set for about 2.2 ms and the clock - * is typically written with a precision of 1 jiffy, trying - * to obtain a precision better than a few milliseconds is - * an illusion. Only consistency is interesting, this also - * allows to use the routine for /dev/rtc without a potential - * 1 second kernel busy loop triggered by any reader of /dev/rtc. - */ - - for ( i = 0; i<1000000; i++) { - uip = chrp_cmos_clock_read(RTC_FREQ_SELECT); + do { sec = chrp_cmos_clock_read(RTC_SECONDS); min = chrp_cmos_clock_read(RTC_MINUTES); hour = chrp_cmos_clock_read(RTC_HOURS); day = chrp_cmos_clock_read(RTC_DAY_OF_MONTH); mon = chrp_cmos_clock_read(RTC_MONTH); year = chrp_cmos_clock_read(RTC_YEAR); - uip |= chrp_cmos_clock_read(RTC_FREQ_SELECT); - if ((uip & RTC_UIP)==0) break; + } while (sec != chrp_cmos_clock_read(RTC_SECONDS)); + + if (!(chrp_cmos_clock_read(RTC_CONTROL) & RTC_DM_BINARY) + || RTC_ALWAYS_BCD) { + BCD_TO_BIN(sec); + BCD_TO_BIN(min); + BCD_TO_BIN(hour); + BCD_TO_BIN(day); + BCD_TO_BIN(mon); + BCD_TO_BIN(year); } - if (!(chrp_cmos_clock_read(RTC_CONTROL) & RTC_DM_BINARY) || RTC_ALWAYS_BCD) - { - BCD_TO_BIN(sec); - BCD_TO_BIN(min); - BCD_TO_BIN(hour); - BCD_TO_BIN(day); - BCD_TO_BIN(mon); - BCD_TO_BIN(year); - } - if ((year += 1900) < 1970) + year += 1900; + if (year < 1970) year += 100; return mktime(year, mon, day, hour, min, sec); } diff --git a/arch/sh/boards/mpc1211/rtc.c b/arch/sh/boards/mpc1211/rtc.c index 4d100f04807..a76c655dcee 100644 --- a/arch/sh/boards/mpc1211/rtc.c +++ b/arch/sh/boards/mpc1211/rtc.c @@ -9,36 +9,16 @@ #include <linux/kernel.h> #include <linux/sched.h> #include <linux/time.h> +#include <linux/bcd.h> #include <linux/mc146818rtc.h> -#ifndef BCD_TO_BIN -#define BCD_TO_BIN(val) ((val)=((val)&15) + ((val)>>4)*10) -#endif - -#ifndef BIN_TO_BCD -#define BIN_TO_BCD(val) ((val)=(((val)/10)<<4) + (val)%10) -#endif - -/* arc/i386/kernel/time.c */ unsigned long get_cmos_time(void) { unsigned int year, mon, day, hour, min, sec; - int i; spin_lock(&rtc_lock); - /* The Linux interpretation of the CMOS clock register contents: - * When the Update-In-Progress (UIP) flag goes from 1 to 0, the - * RTC registers show the second which has precisely just started. - * Let's hope other operating systems interpret the RTC the same way. - */ - /* read RTC exactly on falling edge of update flag */ - for (i = 0 ; i < 1000000 ; i++) /* may take up to 1 second... */ - if (CMOS_READ(RTC_FREQ_SELECT) & RTC_UIP) - break; - for (i = 0 ; i < 1000000 ; i++) /* must try at least 2.228 ms */ - if (!(CMOS_READ(RTC_FREQ_SELECT) & RTC_UIP)) - break; - do { /* Isn't this overkill ? UIP above should guarantee consistency */ + + do { sec = CMOS_READ(RTC_SECONDS); min = CMOS_READ(RTC_MINUTES); hour = CMOS_READ(RTC_HOURS); @@ -46,18 +26,22 @@ unsigned long get_cmos_time(void) mon = CMOS_READ(RTC_MONTH); year = CMOS_READ(RTC_YEAR); } while (sec != CMOS_READ(RTC_SECONDS)); - if (!(CMOS_READ(RTC_CONTROL) & RTC_DM_BINARY) || RTC_ALWAYS_BCD) - { - BCD_TO_BIN(sec); - BCD_TO_BIN(min); - BCD_TO_BIN(hour); - BCD_TO_BIN(day); - BCD_TO_BIN(mon); - BCD_TO_BIN(year); - } + + if (!(CMOS_READ(RTC_CONTROL) & RTC_DM_BINARY) || RTC_ALWAYS_BCD) { + BCD_TO_BIN(sec); + BCD_TO_BIN(min); + BCD_TO_BIN(hour); + BCD_TO_BIN(day); + BCD_TO_BIN(mon); + BCD_TO_BIN(year); + } + spin_unlock(&rtc_lock); - if ((year += 1900) < 1970) + + year += 1900; + if (year < 1970) year += 100; + return mktime(year, mon, day, hour, min, sec); } diff --git a/arch/sh/boards/sh03/rtc.c b/arch/sh/boards/sh03/rtc.c index cbeca7037ba..d609863cfe5 100644 --- a/arch/sh/boards/sh03/rtc.c +++ b/arch/sh/boards/sh03/rtc.c @@ -9,6 +9,7 @@ #include <linux/kernel.h> #include <linux/sched.h> #include <linux/time.h> +#include <linux/bcd.h> #include <asm/io.h> #include <linux/rtc.h> #include <linux/spinlock.h> @@ -33,14 +34,6 @@ #define RTC_BUSY 1 #define RTC_STOP 2 -#ifndef BCD_TO_BIN -#define BCD_TO_BIN(val) ((val)=((val)&15) + ((val)>>4)*10) -#endif - -#ifndef BIN_TO_BCD -#define BIN_TO_BCD(val) ((val)=(((val)/10)<<4) + (val)%10) -#endif - extern void (*rtc_get_time)(struct timespec *); extern int (*rtc_set_time)(const time_t); extern spinlock_t rtc_lock; @@ -48,13 +41,9 @@ extern spinlock_t rtc_lock; unsigned long get_cmos_time(void) { unsigned int year, mon, day, hour, min, sec; - int i; spin_lock(&rtc_lock); again: - for (i = 0 ; i < 1000000 ; i++) /* may take up to 1 second... */ - if (!(ctrl_inb(RTC_CTL) & RTC_BUSY)) - break; do { sec = (ctrl_inb(RTC_SEC1) & 0xf) + (ctrl_inb(RTC_SEC10) & 0x7) * 10; min = (ctrl_inb(RTC_MIN1) & 0xf) + (ctrl_inb(RTC_MIN10) & 0xf) * 10; diff --git a/arch/sh/kernel/cpu/rtc.c b/arch/sh/kernel/cpu/rtc.c index f8361f5e788..4304cf75cfa 100644 --- a/arch/sh/kernel/cpu/rtc.c +++ b/arch/sh/kernel/cpu/rtc.c @@ -9,18 +9,10 @@ #include <linux/kernel.h> #include <linux/sched.h> #include <linux/time.h> - +#include <linux/bcd.h> #include <asm/io.h> #include <asm/rtc.h> -#ifndef BCD_TO_BIN -#define BCD_TO_BIN(val) ((val)=((val)&15) + ((val)>>4)*10) -#endif - -#ifndef BIN_TO_BCD -#define BIN_TO_BCD(val) ((val)=(((val)/10)<<4) + (val)%10) -#endif - void sh_rtc_gettimeofday(struct timespec *ts) { unsigned int sec128, sec, sec2, min, hr, wk, day, mon, yr, yr100, cf_bit; diff --git a/arch/sh64/kernel/time.c b/arch/sh64/kernel/time.c index 0773c9f389f..6b8f4d22abc 100644 --- a/arch/sh64/kernel/time.c +++ b/arch/sh64/kernel/time.c @@ -30,6 +30,7 @@ #include <linux/profile.h> #include <linux/smp.h> #include <linux/module.h> +#include <linux/bcd.h> #include <asm/registers.h> /* required by inline __asm__ stmt. */ @@ -105,14 +106,6 @@ #define RCR1 rtc_base+0x38 #define RCR2 rtc_base+0x3c -#ifndef BCD_TO_BIN -#define BCD_TO_BIN(val) ((val)=((val)&15) + ((val)>>4)*10) -#endif - -#ifndef BIN_TO_BCD -#define BIN_TO_BCD(val) ((val)=(((val)/10)<<4) + (val)%10) -#endif - #define TICK_SIZE (tick_nsec / 1000) extern unsigned long wall_jiffies; diff --git a/arch/sparc64/kernel/time.c b/arch/sparc64/kernel/time.c index 7d61f1bfd3d..e55b5c6ece0 100644 --- a/arch/sparc64/kernel/time.c +++ b/arch/sparc64/kernel/time.c @@ -641,23 +641,8 @@ static void __init set_system_time(void) mon = MSTK_REG_MONTH(mregs); year = MSTK_CVT_YEAR( MSTK_REG_YEAR(mregs) ); } else { - int i; - /* Dallas 12887 RTC chip. */ - /* Stolen from arch/i386/kernel/time.c, see there for - * credits and descriptive comments. - */ - for (i = 0; i < 1000000; i++) { - if (CMOS_READ(RTC_FREQ_SELECT) & RTC_UIP) - break; - udelay(10); - } - for (i = 0; i < 1000000; i++) { - if (!(CMOS_READ(RTC_FREQ_SELECT) & RTC_UIP)) - break; - udelay(10); - } do { sec = CMOS_READ(RTC_SECONDS); min = CMOS_READ(RTC_MINUTES); @@ -666,6 +651,7 @@ static void __init set_system_time(void) mon = CMOS_READ(RTC_MONTH); year = CMOS_READ(RTC_YEAR); } while (sec != CMOS_READ(RTC_SECONDS)); + if (!(CMOS_READ(RTC_CONTROL) & RTC_DM_BINARY) || RTC_ALWAYS_BCD) { BCD_TO_BIN(sec); BCD_TO_BIN(min); diff --git a/arch/x86_64/kernel/time.c b/arch/x86_64/kernel/time.c index 7f58fa68249..473b514b66e 100644 --- a/arch/x86_64/kernel/time.c +++ b/arch/x86_64/kernel/time.c @@ -504,42 +504,25 @@ unsigned long long sched_clock(void) static unsigned long get_cmos_time(void) { - unsigned int timeout = 1000000, year, mon, day, hour, min, sec; - unsigned char uip = 0, this = 0; + unsigned int year, mon, day, hour, min, sec; unsigned long flags; unsigned extyear = 0; -/* - * The Linux interpretation of the CMOS clock register contents: When the - * Update-In-Progress (UIP) flag goes from 1 to 0, the RTC registers show the - * second which has precisely just started. Waiting for this can take up to 1 - * second, we timeout approximately after 2.4 seconds on a machine with - * standard 8.3 MHz ISA bus. - */ - spin_lock_irqsave(&rtc_lock, flags); - while (timeout && (!uip || this)) { - uip |= this; - this = CMOS_READ(RTC_FREQ_SELECT) & RTC_UIP; - timeout--; - } - - /* - * Here we are safe to assume the registers won't change for a whole - * second, so we just go ahead and read them. - */ - sec = CMOS_READ(RTC_SECONDS); - min = CMOS_READ(RTC_MINUTES); - hour = CMOS_READ(RTC_HOURS); - day = CMOS_READ(RTC_DAY_OF_MONTH); - mon = CMOS_READ(RTC_MONTH); - year = CMOS_READ(RTC_YEAR); - + do { + sec = CMOS_READ(RTC_SECONDS); + min = CMOS_READ(RTC_MINUTES); + hour = CMOS_READ(RTC_HOURS); + day = CMOS_READ(RTC_DAY_OF_MONTH); + mon = CMOS_READ(RTC_MONTH); + year = CMOS_READ(RTC_YEAR); #ifdef CONFIG_ACPI - if (acpi_fadt.revision >= FADT2_REVISION_ID && acpi_fadt.century) - extyear = CMOS_READ(acpi_fadt.century); + if (acpi_fadt.revision >= FADT2_REVISION_ID && + acpi_fadt.century) + extyear = CMOS_READ(acpi_fadt.century); #endif + } while (sec != CMOS_READ(RTC_SECONDS)); spin_unlock_irqrestore(&rtc_lock, flags); diff --git a/block/ll_rw_blk.c b/block/ll_rw_blk.c index 7b23743eb9c..5b26af8597f 100644 --- a/block/ll_rw_blk.c +++ b/block/ll_rw_blk.c @@ -3514,7 +3514,7 @@ int __init blk_dev_init(void) iocontext_cachep = kmem_cache_create("blkdev_ioc", sizeof(struct io_context), 0, SLAB_PANIC, NULL, NULL); - for_each_cpu(i) + for_each_possible_cpu(i) INIT_LIST_HEAD(&per_cpu(blk_cpu_done, i)); open_softirq(BLOCK_SOFTIRQ, blk_done_softirq, NULL); diff --git a/drivers/atm/lanai.c b/drivers/atm/lanai.c index 69f4c7ce9a6..cac09e353be 100644 --- a/drivers/atm/lanai.c +++ b/drivers/atm/lanai.c @@ -1972,7 +1972,7 @@ static int __devinit lanai_pci_start(struct lanai_dev *lanai) "(itf %d): No suitable DMA available.\n", lanai->number); return -EBUSY; } - if (pci_set_consistent_dma_mask(pci, 0xFFFFFFFF) != 0) { + if (pci_set_consistent_dma_mask(pci, DMA_32BIT_MASK) != 0) { printk(KERN_WARNING DEV_LABEL "(itf %d): No suitable DMA available.\n", lanai->number); return -EBUSY; diff --git a/drivers/block/DAC960.c b/drivers/block/DAC960.c index 49c7cd558dd..45bcda54488 100644 --- a/drivers/block/DAC960.c +++ b/drivers/block/DAC960.c @@ -41,6 +41,7 @@ #include <linux/timer.h> #include <linux/pci.h> #include <linux/init.h> +#include <linux/jiffies.h> #include <linux/random.h> #include <asm/io.h> #include <asm/uaccess.h> @@ -3654,8 +3655,8 @@ static void DAC960_V1_ProcessCompletedCommand(DAC960_Command_T *Command) (NewEnquiry->EventLogSequenceNumber != OldEnquiry->EventLogSequenceNumber) || Controller->MonitoringTimerCount == 0 || - (jiffies - Controller->SecondaryMonitoringTime - >= DAC960_SecondaryMonitoringInterval)) + time_after_eq(jiffies, Controller->SecondaryMonitoringTime + + DAC960_SecondaryMonitoringInterval)) { Controller->V1.NeedLogicalDriveInformation = true; Controller->V1.NewEventLogSequenceNumber = @@ -5640,8 +5641,8 @@ static void DAC960_MonitoringTimerFunction(unsigned long TimerData) unsigned int StatusChangeCounter = Controller->V2.HealthStatusBuffer->StatusChangeCounter; boolean ForceMonitoringCommand = false; - if (jiffies - Controller->SecondaryMonitoringTime - > DAC960_SecondaryMonitoringInterval) + if (time_after(jiffies, Controller->SecondaryMonitoringTime + + DAC960_SecondaryMonitoringInterval)) { int LogicalDriveNumber; for (LogicalDriveNumber = 0; @@ -5669,8 +5670,8 @@ static void DAC960_MonitoringTimerFunction(unsigned long TimerData) ControllerInfo->ConsistencyChecksActive + ControllerInfo->RebuildsActive + ControllerInfo->OnlineExpansionsActive == 0 || - jiffies - Controller->PrimaryMonitoringTime - < DAC960_MonitoringTimerInterval) && + time_before(jiffies, Controller->PrimaryMonitoringTime + + DAC960_MonitoringTimerInterval)) && !ForceMonitoringCommand) { Controller->MonitoringTimer.expires = @@ -5807,8 +5808,8 @@ static void DAC960_Message(DAC960_MessageLevel_T MessageLevel, Controller->ProgressBufferLength = Length; if (Controller->EphemeralProgressMessage) { - if (jiffies - Controller->LastProgressReportTime - >= DAC960_ProgressReportingInterval) + if (time_after_eq(jiffies, Controller->LastProgressReportTime + + DAC960_ProgressReportingInterval)) { printk("%sDAC960#%d: %s", DAC960_MessageLevelMap[MessageLevel], Controller->ControllerNumber, Buffer); diff --git a/drivers/block/Kconfig b/drivers/block/Kconfig index 875ae769902..ae0949b3394 100644 --- a/drivers/block/Kconfig +++ b/drivers/block/Kconfig @@ -383,8 +383,9 @@ config BLK_DEV_RAM thus say N here. config BLK_DEV_RAM_COUNT - int "Default number of RAM disks" if BLK_DEV_RAM + int "Default number of RAM disks" default "16" + depends on BLK_DEV_RAM help The default value is 16 RAM disks. Change this if you know what are doing. If you boot from a filesystem that needs to be extracted diff --git a/drivers/block/acsi_slm.c b/drivers/block/acsi_slm.c index a5c1c8e871e..4cb9c133628 100644 --- a/drivers/block/acsi_slm.c +++ b/drivers/block/acsi_slm.c @@ -369,8 +369,6 @@ static ssize_t slm_read( struct file *file, char *buf, size_t count, int length; int end; - if (count < 0) - return( -EINVAL ); if (!(page = __get_free_page( GFP_KERNEL ))) return( -ENOMEM ); diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c index d3ad9081697..bedb689b051 100644 --- a/drivers/block/floppy.c +++ b/drivers/block/floppy.c @@ -170,6 +170,7 @@ static int print_unex = 1; #include <linux/mm.h> #include <linux/bio.h> #include <linux/string.h> +#include <linux/jiffies.h> #include <linux/fcntl.h> #include <linux/delay.h> #include <linux/mc146818rtc.h> /* CMOS defines */ @@ -747,7 +748,7 @@ static int disk_change(int drive) { int fdc = FDC(drive); #ifdef FLOPPY_SANITY_CHECK - if (jiffies - UDRS->select_date < UDP->select_delay) + if (time_before(jiffies, UDRS->select_date + UDP->select_delay)) DPRINT("WARNING disk change called early\n"); if (!(FDCS->dor & (0x10 << UNIT(drive))) || (FDCS->dor & 3) != UNIT(drive) || fdc != FDC(drive)) { @@ -1075,7 +1076,7 @@ static int fd_wait_for_completion(unsigned long delay, timeout_fn function) return 1; } - if ((signed)(jiffies - delay) < 0) { + if (time_before(jiffies, delay)) { del_timer(&fd_timer); fd_timer.function = function; fd_timer.expires = delay; @@ -1535,7 +1536,7 @@ static void setup_rw_floppy(void) * again just before spinup completion. Beware that * after scandrives, we must again wait for selection. */ - if ((signed)(ready_date - jiffies) > DP->select_delay) { + if (time_after(ready_date, jiffies + DP->select_delay)) { ready_date -= DP->select_delay; function = (timeout_fn) floppy_start; } else @@ -3823,7 +3824,7 @@ static int check_floppy_change(struct gendisk *disk) if (UTESTF(FD_DISK_CHANGED) || UTESTF(FD_VERIFY)) return 1; - if (UDP->checkfreq < (int)(jiffies - UDRS->last_checked)) { + if (time_after(jiffies, UDRS->last_checked + UDP->checkfreq)) { if (floppy_grab_irq_and_dma()) { return 1; } diff --git a/drivers/block/paride/pd.c b/drivers/block/paride/pd.c index 62d2464c12f..2403721f9db 100644 --- a/drivers/block/paride/pd.c +++ b/drivers/block/paride/pd.c @@ -151,6 +151,7 @@ enum {D_PRT, D_PRO, D_UNI, D_MOD, D_GEO, D_SBY, D_DLY, D_SLV}; #include <linux/cdrom.h> /* for the eject ioctl */ #include <linux/blkdev.h> #include <linux/blkpg.h> +#include <linux/kernel.h> #include <asm/uaccess.h> #include <linux/sched.h> #include <linux/workqueue.h> @@ -275,7 +276,7 @@ static void pd_print_error(struct pd_unit *disk, char *msg, int status) int i; printk("%s: %s: status = 0x%x =", disk->name, msg, status); - for (i = 0; i < 18; i++) + for (i = 0; i < ARRAY_SIZE(pd_errs); i++) if (status & (1 << i)) printk(" %s", pd_errs[i]); printk("\n"); diff --git a/drivers/block/paride/pg.c b/drivers/block/paride/pg.c index 6f5df0fad70..79b86825403 100644 --- a/drivers/block/paride/pg.c +++ b/drivers/block/paride/pg.c @@ -643,7 +643,8 @@ static ssize_t pg_read(struct file *filp, char __user *buf, size_t count, loff_t static int __init pg_init(void) { - int unit, err = 0; + int unit; + int err; if (disable){ err = -1; @@ -657,16 +658,17 @@ static int __init pg_init(void) goto out; } - if (register_chrdev(major, name, &pg_fops)) { + err = register_chrdev(major, name, &pg_fops); + if (err < 0) { printk("pg_init: unable to get major number %d\n", major); for (unit = 0; unit < PG_UNITS; unit++) { struct pg *dev = &devices[unit]; if (dev->present) pi_release(dev->pi); } - err = -1; goto out; } + major = err; /* In case the user specified `major=0' (dynamic) */ pg_class = class_create(THIS_MODULE, "pg"); if (IS_ERR(pg_class)) { err = PTR_ERR(pg_class); diff --git a/drivers/block/paride/pt.c b/drivers/block/paride/pt.c index 715ae5dc88f..d2013d36240 100644 --- a/drivers/block/paride/pt.c +++ b/drivers/block/paride/pt.c @@ -943,7 +943,8 @@ static ssize_t pt_write(struct file *filp, const char __user *buf, size_t count, static int __init pt_init(void) { - int unit, err = 0; + int unit; + int err; if (disable) { err = -1; @@ -955,14 +956,15 @@ static int __init pt_init(void) goto out; } - if (register_chrdev(major, name, &pt_fops)) { + err = register_chrdev(major, name, &pt_fops); + if (err < 0) { printk("pt_init: unable to get major number %d\n", major); for (unit = 0; unit < PT_UNITS; unit++) if (pt[unit].present) pi_release(pt[unit].pi); - err = -1; goto out; } + major = err; pt_class = class_create(THIS_MODULE, "pt"); if (IS_ERR(pt_class)) { err = PTR_ERR(pt_class); diff --git a/drivers/block/umem.c b/drivers/block/umem.c index c16e66b9c7a..f7d4c65a7b8 100644 --- a/drivers/block/umem.c +++ b/drivers/block/umem.c @@ -50,6 +50,7 @@ #include <linux/timer.h> #include <linux/pci.h> #include <linux/slab.h> +#include <linux/dma-mapping.h> #include <linux/fcntl.h> /* O_ACCMODE */ #include <linux/hdreg.h> /* HDIO_GETGEO */ @@ -881,8 +882,8 @@ static int __devinit mm_pci_probe(struct pci_dev *dev, const struct pci_device_i printk(KERN_INFO "Micro Memory(tm) controller #%d found at %02x:%02x (PCI Mem Module (Battery Backup))\n", card->card_number, dev->bus->number, dev->devfn); - if (pci_set_dma_mask(dev, 0xffffffffffffffffLL) && - pci_set_dma_mask(dev, 0xffffffffLL)) { + if (pci_set_dma_mask(dev, DMA_64BIT_MASK) && + pci_set_dma_mask(dev, DMA_32BIT_MASK)) { printk(KERN_WARNING "MM%d: NO suitable DMA found\n",num_cards); return -ENOMEM; } diff --git a/drivers/char/agp/nvidia-agp.c b/drivers/char/agp/nvidia-agp.c index 70b8ed9cd17..4c67135c12d 100644 --- a/drivers/char/agp/nvidia-agp.c +++ b/drivers/char/agp/nvidia-agp.c @@ -11,6 +11,7 @@ #include <linux/gfp.h> #include <linux/page-flags.h> #include <linux/mm.h> +#include <linux/jiffies.h> #include "agp.h" /* NVIDIA registers */ @@ -256,7 +257,7 @@ static void nvidia_tlbflush(struct agp_memory *mem) do { pci_read_config_dword(nvidia_private.dev_1, NVIDIA_1_WBC, &wbc_reg); - if ((signed)(end - jiffies) <= 0) { + if (time_before_eq(end, jiffies)) { printk(KERN_ERR PFX "TLB flush took more than 3 seconds.\n"); } diff --git a/drivers/char/drm/drm_fops.c b/drivers/char/drm/drm_fops.c index 641f7633878..b7f7951c458 100644 --- a/drivers/char/drm/drm_fops.c +++ b/drivers/char/drm/drm_fops.c @@ -175,7 +175,7 @@ int drm_stub_open(struct inode *inode, struct file *filp) drm_device_t *dev = NULL; int minor = iminor(inode); int err = -ENODEV; - struct file_operations *old_fops; + const struct file_operations *old_fops; DRM_DEBUG("\n"); diff --git a/drivers/char/drm/i810_dma.c b/drivers/char/drm/i810_dma.c index ae0aa6d7e0b..c658dde3633 100644 --- a/drivers/char/drm/i810_dma.c +++ b/drivers/char/drm/i810_dma.c @@ -126,7 +126,7 @@ static int i810_map_buffer(drm_buf_t * buf, struct file *filp) drm_device_t *dev = priv->head->dev; drm_i810_buf_priv_t *buf_priv = buf->dev_private; drm_i810_private_t *dev_priv = dev->dev_private; - struct file_operations *old_fops; + const struct file_operations *old_fops; int retcode = 0; if (buf_priv->currently_mapped == I810_BUF_MAPPED) diff --git a/drivers/char/drm/i830_dma.c b/drivers/char/drm/i830_dma.c index 163f2cbfe60..b0f815d8cea 100644 --- a/drivers/char/drm/i830_dma.c +++ b/drivers/char/drm/i830_dma.c @@ -128,7 +128,7 @@ static int i830_map_buffer(drm_buf_t * buf, struct file *filp) drm_device_t *dev = priv->head->dev; drm_i830_buf_priv_t *buf_priv = buf->dev_private; drm_i830_private_t *dev_priv = dev->dev_private; - struct file_operations *old_fops; + const struct file_operations *old_fops; unsigned long virtual; int retcode = 0; diff --git a/drivers/char/mem.c b/drivers/char/mem.c index 5245ba1649e..66719f9d294 100644 --- a/drivers/char/mem.c +++ b/drivers/char/mem.c @@ -899,7 +899,7 @@ static const struct { unsigned int minor; char *name; umode_t mode; - struct file_operations *fops; + const struct file_operations *fops; } devlist[] = { /* list of minor devices */ {1, "mem", S_IRUSR | S_IWUSR | S_IRGRP, &mem_fops}, {2, "kmem", S_IRUSR | S_IWUSR | S_IRGRP, &kmem_fops}, diff --git a/drivers/char/misc.c b/drivers/char/misc.c index 3e4c0414a01..96eb2a709e2 100644 --- a/drivers/char/misc.c +++ b/drivers/char/misc.c @@ -129,7 +129,7 @@ static int misc_open(struct inode * inode, struct file * file) int minor = iminor(inode); struct miscdevice *c; int err = -ENODEV; - struct file_operations *old_fops, *new_fops = NULL; + const struct file_operations *old_fops, *new_fops = NULL; down(&misc_sem); diff --git a/drivers/char/mxser.h b/drivers/char/mxser.h index e7fd0b08e0b..7e188a4d602 100644 --- a/drivers/char/mxser.h +++ b/drivers/char/mxser.h @@ -118,7 +118,7 @@ // enable CTS interrupt #define MOXA_MUST_IER_ECTSI 0x80 -// eanble RTS interrupt +// enable RTS interrupt #define MOXA_MUST_IER_ERTSI 0x40 // enable Xon/Xoff interrupt #define MOXA_MUST_IER_XINT 0x20 diff --git a/drivers/char/synclink.c b/drivers/char/synclink.c index d68be61f0a4..fee2aca3f6a 100644 --- a/drivers/char/synclink.c +++ b/drivers/char/synclink.c @@ -941,17 +941,6 @@ static void* mgsl_get_text_ptr(void) return mgsl_get_text_ptr; } -/* - * tmp_buf is used as a temporary buffer by mgsl_write. We need to - * lock it in case the COPY_FROM_USER blocks while swapping in a page, - * and some other program tries to do a serial write at the same time. - * Since the lock will only come under contention when the system is - * swapping and available memory is low, it makes sense to share one - * buffer across all the serial ioports, since it significantly saves - * memory if large numbers of serial ports are open. - */ -static unsigned char *tmp_buf; - static inline int mgsl_paranoia_check(struct mgsl_struct *info, char *name, const char *routine) { @@ -2150,7 +2139,7 @@ static int mgsl_write(struct tty_struct * tty, if (mgsl_paranoia_check(info, tty->name, "mgsl_write")) goto cleanup; - if (!tty || !info->xmit_buf || !tmp_buf) + if (!tty || !info->xmit_buf) goto cleanup; if ( info->params.mode == MGSL_MODE_HDLC || @@ -3438,7 +3427,6 @@ static int mgsl_open(struct tty_struct *tty, struct file * filp) { struct mgsl_struct *info; int retval, line; - unsigned long page; unsigned long flags; /* verify range of specified line number */ @@ -3472,18 +3460,6 @@ static int mgsl_open(struct tty_struct *tty, struct file * filp) goto cleanup; } - if (!tmp_buf) { - page = get_zeroed_page(GFP_KERNEL); - if (!page) { - retval = -ENOMEM; - goto cleanup; - } - if (tmp_buf) - free_page(page); - else - tmp_buf = (unsigned char *) page; - } - info->tty->low_latency = (info->flags & ASYNC_LOW_LATENCY) ? 1 : 0; spin_lock_irqsave(&info->netlock, flags); @@ -4502,11 +4478,6 @@ static void synclink_cleanup(void) kfree(tmp); } - if (tmp_buf) { - free_page((unsigned long) tmp_buf); - tmp_buf = NULL; - } - if (pci_registered) pci_unregister_driver(&synclink_pci_driver); } @@ -6025,7 +5996,7 @@ static void usc_set_async_mode( struct mgsl_struct *info ) * <15..8> ? RxFIFO IRQ Request Level * * Note: For async mode the receive FIFO level must be set - * to 0 to aviod the situation where the FIFO contains fewer bytes + * to 0 to avoid the situation where the FIFO contains fewer bytes * than the trigger level and no more data is expected. * * <7> 0 Exited Hunt IA (Interrupt Arm) diff --git a/drivers/char/synclink_gt.c b/drivers/char/synclink_gt.c index 738ec2f4e56..b4d1f4eea43 100644 --- a/drivers/char/synclink_gt.c +++ b/drivers/char/synclink_gt.c @@ -1,5 +1,5 @@ /* - * $Id: synclink_gt.c,v 4.22 2006/01/09 20:16:06 paulkf Exp $ + * $Id: synclink_gt.c,v 4.25 2006/02/06 21:20:33 paulkf Exp $ * * Device driver for Microgate SyncLink GT serial adapters. * @@ -92,7 +92,7 @@ * module identification */ static char *driver_name = "SyncLink GT"; -static char *driver_version = "$Revision: 4.22 $"; +static char *driver_version = "$Revision: 4.25 $"; static char *tty_driver_name = "synclink_gt"; static char *tty_dev_prefix = "ttySLG"; MODULE_LICENSE("GPL"); @@ -188,6 +188,20 @@ static void hdlcdev_exit(struct slgt_info *info); #define SLGT_REG_SIZE 256 /* + * conditional wait facility + */ +struct cond_wait { + struct cond_wait *next; + wait_queue_head_t q; + wait_queue_t wait; + unsigned int data; +}; +static void init_cond_wait(struct cond_wait *w, unsigned int data); +static void add_cond_wait(struct cond_wait **head, struct cond_wait *w); +static void remove_cond_wait(struct cond_wait **head, struct cond_wait *w); +static void flush_cond_wait(struct cond_wait **head); + +/* * DMA buffer descriptor and access macros */ struct slgt_desc @@ -269,6 +283,9 @@ struct slgt_info { struct timer_list tx_timer; struct timer_list rx_timer; + unsigned int gpio_present; + struct cond_wait *gpio_wait_q; + spinlock_t lock; /* spinlock for synchronizing with ISR */ struct work_struct task; @@ -379,6 +396,11 @@ static MGSL_PARAMS default_params = { #define MASK_OVERRUN BIT4 #define GSR 0x00 /* global status */ +#define JCR 0x04 /* JTAG control */ +#define IODR 0x08 /* GPIO direction */ +#define IOER 0x0c /* GPIO interrupt enable */ +#define IOVR 0x10 /* GPIO value */ +#define IOSR 0x14 /* GPIO interrupt status */ #define TDR 0x80 /* tx data */ #define RDR 0x80 /* rx data */ #define TCR 0x82 /* tx control */ @@ -503,6 +525,9 @@ static int tiocmset(struct tty_struct *tty, struct file *file, static void set_break(struct tty_struct *tty, int break_state); static int get_interface(struct slgt_info *info, int __user *if_mode); static int set_interface(struct slgt_info *info, int if_mode); +static int set_gpio(struct slgt_info *info, struct gpio_desc __user *gpio); +static int get_gpio(struct slgt_info *info, struct gpio_desc __user *gpio); +static int wait_gpio(struct slgt_info *info, struct gpio_desc __user *gpio); /* * driver functions @@ -1112,6 +1137,12 @@ static int ioctl(struct tty_struct *tty, struct file *file, return get_interface(info, argp); case MGSL_IOCSIF: return set_interface(info,(int)arg); + case MGSL_IOCSGPIO: + return set_gpio(info, argp); + case MGSL_IOCGGPIO: + return get_gpio(info, argp); + case MGSL_IOCWAITGPIO: + return wait_gpio(info, argp); case TIOCGICOUNT: spin_lock_irqsave(&info->lock,flags); cnow = info->icount; @@ -1762,10 +1793,6 @@ static void rx_async(struct slgt_info *info) DBGDATA(info, p, count, "rx"); for(i=0 ; i < count; i+=2, p+=2) { - if (tty && chars) { - tty_flip_buffer_push(tty); - chars = 0; - } ch = *p; icount->rx++; @@ -2158,6 +2185,24 @@ static void isr_txeom(struct slgt_info *info, unsigned short status) } } +static void isr_gpio(struct slgt_info *info, unsigned int changed, unsigned int state) +{ + struct cond_wait *w, *prev; + + /* wake processes waiting for specific transitions */ + for (w = info->gpio_wait_q, prev = NULL ; w != NULL ; w = w->next) { + if (w->data & changed) { + w->data = state; + wake_up_interruptible(&w->q); + if (prev != NULL) + prev->next = w->next; + else + info->gpio_wait_q = w->next; + } else + prev = w; + } +} + /* interrupt service routine * * irq interrupt number @@ -2193,6 +2238,22 @@ static irqreturn_t slgt_interrupt(int irq, void *dev_id, struct pt_regs * regs) } } + if (info->gpio_present) { + unsigned int state; + unsigned int changed; + while ((changed = rd_reg32(info, IOSR)) != 0) { + DBGISR(("%s iosr=%08x\n", info->device_name, changed)); + /* read latched state of GPIO signals */ + state = rd_reg32(info, IOVR); + /* clear pending GPIO interrupt bits */ + wr_reg32(info, IOSR, changed); + for (i=0 ; i < info->port_count ; i++) { + if (info->port_array[i] != NULL) + isr_gpio(info->port_array[i], changed, state); + } + } + } + for(i=0; i < info->port_count ; i++) { struct slgt_info *port = info->port_array[i]; @@ -2276,6 +2337,8 @@ static void shutdown(struct slgt_info *info) set_signals(info); } + flush_cond_wait(&info->gpio_wait_q); + spin_unlock_irqrestore(&info->lock,flags); if (info->tty) @@ -2650,6 +2713,175 @@ static int set_interface(struct slgt_info *info, int if_mode) return 0; } +/* + * set general purpose IO pin state and direction + * + * user_gpio fields: + * state each bit indicates a pin state + * smask set bit indicates pin state to set + * dir each bit indicates a pin direction (0=input, 1=output) + * dmask set bit indicates pin direction to set + */ +static int set_gpio(struct slgt_info *info, struct gpio_desc __user *user_gpio) +{ + unsigned long flags; + struct gpio_desc gpio; + __u32 data; + + if (!info->gpio_present) + return -EINVAL; + if (copy_from_user(&gpio, user_gpio, sizeof(gpio))) + return -EFAULT; + DBGINFO(("%s set_gpio state=%08x smask=%08x dir=%08x dmask=%08x\n", + info->device_name, gpio.state, gpio.smask, + gpio.dir, gpio.dmask)); + + spin_lock_irqsave(&info->lock,flags); + if (gpio.dmask) { + data = rd_reg32(info, IODR); + data |= gpio.dmask & gpio.dir; + data &= ~(gpio.dmask & ~gpio.dir); + wr_reg32(info, IODR, data); + } + if (gpio.smask) { + data = rd_reg32(info, IOVR); + data |= gpio.smask & gpio.state; + data &= ~(gpio.smask & ~gpio.state); + wr_reg32(info, IOVR, data); + } + spin_unlock_irqrestore(&info->lock,flags); + + return 0; +} + +/* + * get general purpose IO pin state and direction + */ +static int get_gpio(struct slgt_info *info, struct gpio_desc __user *user_gpio) +{ + struct gpio_desc gpio; + if (!info->gpio_present) + return -EINVAL; + gpio.state = rd_reg32(info, IOVR); + gpio.smask = 0xffffffff; + gpio.dir = rd_reg32(info, IODR); + gpio.dmask = 0xffffffff; + if (copy_to_user(user_gpio, &gpio, sizeof(gpio))) + return -EFAULT; + DBGINFO(("%s get_gpio state=%08x dir=%08x\n", + info->device_name, gpio.state, gpio.dir)); + return 0; +} + +/* + * conditional wait facility + */ +static void init_cond_wait(struct cond_wait *w, unsigned int data) +{ + init_waitqueue_head(&w->q); + init_waitqueue_entry(&w->wait, current); + w->data = data; +} + +static void add_cond_wait(struct cond_wait **head, struct cond_wait *w) +{ + set_current_state(TASK_INTERRUPTIBLE); + add_wait_queue(&w->q, &w->wait); + w->next = *head; + *head = w; +} + +static void remove_cond_wait(struct cond_wait **head, struct cond_wait *cw) +{ + struct cond_wait *w, *prev; + remove_wait_queue(&cw->q, &cw->wait); + set_current_state(TASK_RUNNING); + for (w = *head, prev = NULL ; w != NULL ; prev = w, w = w->next) { + if (w == cw) { + if (prev != NULL) + prev->next = w->next; + else + *head = w->next; + break; + } + } +} + +static void flush_cond_wait(struct cond_wait **head) +{ + while (*head != NULL) { + wake_up_interruptible(&(*head)->q); + *head = (*head)->next; + } +} + +/* + * wait for general purpose I/O pin(s) to enter specified state + * + * user_gpio fields: + * state - bit indicates target pin state + * smask - set bit indicates watched pin + * + * The wait ends when at least one watched pin enters the specified + * state. When 0 (no error) is returned, user_gpio->state is set to the + * state of all GPIO pins when the wait ends. + * + * Note: Each pin may be a dedicated input, dedicated output, or + * configurable input/output. The number and configuration of pins + * varies with the specific adapter model. Only input pins (dedicated + * or configured) can be monitored with this function. + */ +static int wait_gpio(struct slgt_info *info, struct gpio_desc __user *user_gpio) +{ + unsigned long flags; + int rc = 0; + struct gpio_desc gpio; + struct cond_wait wait; + u32 state; + + if (!info->gpio_present) + return -EINVAL; + if (copy_from_user(&gpio, user_gpio, sizeof(gpio))) + return -EFAULT; + DBGINFO(("%s wait_gpio() state=%08x smask=%08x\n", + info->device_name, gpio.state, gpio.smask)); + /* ignore output pins identified by set IODR bit */ + if ((gpio.smask &= ~rd_reg32(info, IODR)) == 0) + return -EINVAL; + init_cond_wait(&wait, gpio.smask); + + spin_lock_irqsave(&info->lock, flags); + /* enable interrupts for watched pins */ + wr_reg32(info, IOER, rd_reg32(info, IOER) | gpio.smask); + /* get current pin states */ + state = rd_reg32(info, IOVR); + + if (gpio.smask & ~(state ^ gpio.state)) { + /* already in target state */ + gpio.state = state; + } else { + /* wait for target state */ + add_cond_wait(&info->gpio_wait_q, &wait); + spin_unlock_irqrestore(&info->lock, flags); + schedule(); + if (signal_pending(current)) + rc = -ERESTARTSYS; + else + gpio.state = wait.data; + spin_lock_irqsave(&info->lock, flags); + remove_cond_wait(&info->gpio_wait_q, &wait); + } + + /* disable all GPIO interrupts if no waiting processes */ + if (info->gpio_wait_q == NULL) + wr_reg32(info, IOER, 0); + spin_unlock_irqrestore(&info->lock,flags); + + if ((rc == 0) && copy_to_user(user_gpio, &gpio, sizeof(gpio))) + rc = -EFAULT; + return rc; +} + static int modem_input_wait(struct slgt_info *info,int arg) { unsigned long flags; @@ -3166,8 +3398,10 @@ static void device_init(int adapter_num, struct pci_dev *pdev) } else { port_array[0]->irq_requested = 1; adapter_test(port_array[0]); - for (i=1 ; i < port_count ; i++) + for (i=1 ; i < port_count ; i++) { port_array[i]->init_error = port_array[0]->init_error; + port_array[i]->gpio_present = port_array[0]->gpio_present; + } } } } @@ -4301,7 +4535,7 @@ static int register_test(struct slgt_info *info) break; } } - + info->gpio_present = (rd_reg32(info, JCR) & BIT5) ? 1 : 0; info->init_error = rc ? 0 : DiagStatus_AddressFailure; return rc; } diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c index 905f58ba8e1..ea06e3a4dc3 100644 --- a/drivers/edac/edac_mc.c +++ b/drivers/edac/edac_mc.c @@ -2044,7 +2044,7 @@ static int __init edac_mc_init(void) */ clear_pci_parity_errors(); - /* Create the MC sysfs entires */ + /* Create the MC sysfs entries */ if (edac_sysfs_memctrl_setup()) { edac_printk(KERN_ERR, EDAC_MC, "Error initializing sysfs code\n"); diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c index ebc59064b47..f04791a58df 100644 --- a/drivers/ide/ide-tape.c +++ b/drivers/ide/ide-tape.c @@ -433,6 +433,7 @@ #include <linux/timer.h> #include <linux/mm.h> #include <linux/interrupt.h> +#include <linux/jiffies.h> #include <linux/major.h> #include <linux/devfs_fs_kernel.h> #include <linux/errno.h> @@ -2336,7 +2337,7 @@ static ide_startstop_t idetape_rw_callback (ide_drive_t *drive) } if (time_after(jiffies, tape->insert_time)) tape->insert_speed = tape->insert_size / 1024 * HZ / (jiffies - tape->insert_time); - if (jiffies - tape->avg_time >= HZ) { + if (time_after_eq(jiffies, tape->avg_time + HZ)) { tape->avg_speed = tape->avg_size * HZ / (jiffies - tape->avg_time) / 1024; tape->avg_size = 0; tape->avg_time = jiffies; @@ -2497,7 +2498,7 @@ static ide_startstop_t idetape_do_request(ide_drive_t *drive, } else { return ide_do_reset(drive); } - } else if (jiffies - tape->dsc_polling_start > IDETAPE_DSC_MA_THRESHOLD) + } else if (time_after(jiffies, tape->dsc_polling_start + IDETAPE_DSC_MA_THRESHOLD)) tape->dsc_polling_frequency = IDETAPE_DSC_MA_SLOW; idetape_postpone_request(drive); return ide_stopped; diff --git a/drivers/ide/pci/amd74xx.c b/drivers/ide/pci/amd74xx.c index 21965e5ef25..b22ee546231 100644 --- a/drivers/ide/pci/amd74xx.c +++ b/drivers/ide/pci/amd74xx.c @@ -347,10 +347,8 @@ static unsigned int __devinit init_chipset_amd74xx(struct pci_dev *dev, const ch break; case AMD_UDMA_66: - pci_read_config_dword(dev, AMD_UDMA_TIMING, &u); - for (i = 24; i >= 0; i -= 8) - if ((u >> i) & 4) - amd_80w |= (1 << (1 - (i >> 4))); + /* no host side cable detection */ + amd_80w = 0x03; break; } @@ -386,8 +384,6 @@ static unsigned int __devinit init_chipset_amd74xx(struct pci_dev *dev, const ch if (amd_clock < 20000 || amd_clock > 50000) { printk(KERN_WARNING "%s: User given PCI clock speed impossible (%d), using 33 MHz instead.\n", amd_chipset->name, amd_clock); - printk(KERN_WARNING "%s: Use ide0=ata66 if you want to assume 80-wire cable\n", - amd_chipset->name); amd_clock = 33333; } diff --git a/drivers/ide/pci/generic.c b/drivers/ide/pci/generic.c index 6e3ab0c38c4..f82e8210972 100644 --- a/drivers/ide/pci/generic.c +++ b/drivers/ide/pci/generic.c @@ -41,14 +41,15 @@ static int ide_generic_all; /* Set to claim all devices */ +#ifndef MODULE static int __init ide_generic_all_on(char *unused) { ide_generic_all = 1; printk(KERN_INFO "IDE generic will claim all unknown PCI IDE storage controllers.\n"); return 1; } - __setup("all-generic-ide", ide_generic_all_on); +#endif static void __devinit init_hwif_generic (ide_hwif_t *hwif) { diff --git a/drivers/ide/pci/sis5513.c b/drivers/ide/pci/sis5513.c index 75a2253a3e6..8e9d87701ce 100644 --- a/drivers/ide/pci/sis5513.c +++ b/drivers/ide/pci/sis5513.c @@ -112,6 +112,7 @@ static const struct { { "SiS5596", PCI_DEVICE_ID_SI_5596, ATA_16 }, { "SiS5571", PCI_DEVICE_ID_SI_5571, ATA_16 }, + { "SiS5517", PCI_DEVICE_ID_SI_5517, ATA_16 }, { "SiS551x", PCI_DEVICE_ID_SI_5511, ATA_16 }, }; @@ -524,6 +525,7 @@ static void config_art_rwp_pio (ide_drive_t *drive, u8 pio) case 3: test1 = 0x30|0x03; break; case 2: test1 = 0x40|0x04; break; case 1: test1 = 0x60|0x07; break; + case 0: test1 = 0x00; break; default: break; } pci_write_config_byte(dev, drive_pci, test1); diff --git a/drivers/input/input.c b/drivers/input/input.c index 4fe3da3c667..f8af0945964 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -923,7 +923,7 @@ void input_unregister_handler(struct input_handler *handler) static int input_open_file(struct inode *inode, struct file *file) { struct input_handler *handler = input_table[iminor(inode) >> 5]; - struct file_operations *old_fops, *new_fops = NULL; + const struct file_operations *old_fops, *new_fops = NULL; int err; /* No load-on-demand here? */ diff --git a/drivers/isdn/capi/capi.c b/drivers/isdn/capi/capi.c index 623adbb0d13..9b493f0becc 100644 --- a/drivers/isdn/capi/capi.c +++ b/drivers/isdn/capi/capi.c @@ -1485,6 +1485,7 @@ static int __init capi_init(void) { char *p; char *compileinfo; + int major_ret; if ((p = strchr(revision, ':')) != 0 && p[1]) { strlcpy(rev, p + 2, sizeof(rev)); @@ -1493,11 +1494,12 @@ static int __init capi_init(void) } else strcpy(rev, "1.0"); - if (register_chrdev(capi_major, "capi20", &capi_fops)) { + major_ret = register_chrdev(capi_major, "capi20", &capi_fops); + if (major_ret < 0) { printk(KERN_ERR "capi20: unable to get major %d\n", capi_major); - return -EIO; + return major_ret; } - + capi_major = major_ret; capi_class = class_create(THIS_MODULE, "capi"); if (IS_ERR(capi_class)) { unregister_chrdev(capi_major, "capi20"); diff --git a/drivers/isdn/capi/kcapi_proc.c b/drivers/isdn/capi/kcapi_proc.c index 2cc8b27e4c3..ca9dc00a45c 100644 --- a/drivers/isdn/capi/kcapi_proc.c +++ b/drivers/isdn/capi/kcapi_proc.c @@ -233,7 +233,7 @@ static struct file_operations proc_applstats_ops = { }; static void -create_seq_entry(char *name, mode_t mode, struct file_operations *f) +create_seq_entry(char *name, mode_t mode, const struct file_operations *f) { struct proc_dir_entry *entry; entry = create_proc_entry(name, mode, NULL); diff --git a/drivers/media/dvb/dvb-core/dvbdev.c b/drivers/media/dvb/dvb-core/dvbdev.c index 54f8b95717b..96fe0ecae25 100644 --- a/drivers/media/dvb/dvb-core/dvbdev.c +++ b/drivers/media/dvb/dvb-core/dvbdev.c @@ -86,7 +86,7 @@ static int dvb_device_open(struct inode *inode, struct file *file) if (dvbdev && dvbdev->fops) { int err = 0; - struct file_operations *old_fops; + const struct file_operations *old_fops; file->private_data = dvbdev; old_fops = file->f_op; diff --git a/drivers/media/video/videodev.c b/drivers/media/video/videodev.c index 75e3d41382f..5f87dd5f1d0 100644 --- a/drivers/media/video/videodev.c +++ b/drivers/media/video/videodev.c @@ -97,7 +97,7 @@ static int video_open(struct inode *inode, struct file *file) unsigned int minor = iminor(inode); int err = 0; struct video_device *vfl; - struct file_operations *old_fops; + const struct file_operations *old_fops; if(minor>=VIDEO_NUM_DEVICES) return -ENODEV; diff --git a/drivers/message/i2o/i2o_proc.c b/drivers/message/i2o/i2o_proc.c index 2a0c42b8cda..3d2e76eea93 100644 --- a/drivers/message/i2o/i2o_proc.c +++ b/drivers/message/i2o/i2o_proc.c @@ -56,7 +56,7 @@ typedef struct _i2o_proc_entry_t { char *name; /* entry name */ mode_t mode; /* mode */ - struct file_operations *fops; /* open function */ + const struct file_operations *fops; /* open function */ } i2o_proc_entry; /* global I2O /proc/i2o entry */ diff --git a/drivers/misc/ibmasm/ibmasmfs.c b/drivers/misc/ibmasm/ibmasmfs.c index 5c550fcac2c..26a230b6ff8 100644 --- a/drivers/misc/ibmasm/ibmasmfs.c +++ b/drivers/misc/ibmasm/ibmasmfs.c @@ -101,7 +101,7 @@ static struct super_operations ibmasmfs_s_ops = { .drop_inode = generic_delete_inode, }; -static struct file_operations *ibmasmfs_dir_ops = &simple_dir_operations; +static const struct file_operations *ibmasmfs_dir_ops = &simple_dir_operations; static struct file_system_type ibmasmfs_type = { .owner = THIS_MODULE, diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index e7fc28b07e5..7627a75f4f7 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -134,6 +134,7 @@ #include <linux/random.h> #include <linux/init.h> #include <linux/if_vlan.h> +#include <linux/dma-mapping.h> #include <asm/irq.h> #include <asm/io.h> @@ -2932,7 +2933,7 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i if (id->driver_data & DEV_HAS_HIGH_DMA) { /* packet format 3: supports 40-bit addressing */ np->desc_ver = DESC_VER_3; - if (pci_set_dma_mask(pci_dev, 0x0000007fffffffffULL)) { + if (pci_set_dma_mask(pci_dev, DMA_39BIT_MASK)) { printk(KERN_INFO "forcedeth: 64-bit DMA failed, using 32-bit addressing for device %s.\n", pci_name(pci_dev)); } else { diff --git a/drivers/net/ioc3-eth.c b/drivers/net/ioc3-eth.c index 9b8295ee06e..ae71ed57c12 100644 --- a/drivers/net/ioc3-eth.c +++ b/drivers/net/ioc3-eth.c @@ -44,6 +44,7 @@ #include <linux/ip.h> #include <linux/tcp.h> #include <linux/udp.h> +#include <linux/dma-mapping.h> #ifdef CONFIG_SERIAL_8250 #include <linux/serial_core.h> @@ -1195,17 +1196,17 @@ static int ioc3_probe(struct pci_dev *pdev, const struct pci_device_id *ent) int err, pci_using_dac; /* Configure DMA attributes. */ - err = pci_set_dma_mask(pdev, 0xffffffffffffffffULL); + err = pci_set_dma_mask(pdev, DMA_64BIT_MASK); if (!err) { pci_using_dac = 1; - err = pci_set_consistent_dma_mask(pdev, 0xffffffffffffffffULL); + err = pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK); if (err < 0) { printk(KERN_ERR "%s: Unable to obtain 64 bit DMA " "for consistent allocations\n", pci_name(pdev)); goto out; } } else { - err = pci_set_dma_mask(pdev, 0xffffffffULL); + err = pci_set_dma_mask(pdev, DMA_32BIT_MASK); if (err) { printk(KERN_ERR "%s: No usable DMA configuration, " "aborting.\n", pci_name(pdev)); diff --git a/drivers/net/irda/nsc-ircc.c b/drivers/net/irda/nsc-ircc.c index 9aa074b44dd..cc7ff8f00e4 100644 --- a/drivers/net/irda/nsc-ircc.c +++ b/drivers/net/irda/nsc-ircc.c @@ -812,7 +812,7 @@ static int nsc_ircc_init_39x(nsc_chip_t *chip, chipio_t *info) int cfg_base = info->cfg_base; int enabled; - /* User is shure about his config... accept it. */ + /* User is sure about his config... accept it. */ IRDA_DEBUG(2, "%s(): nsc_ircc_init_39x (user settings): " "io=0x%04x, irq=%d, dma=%d\n", __FUNCTION__, info->fir_base, info->irq, info->dma); diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c index 0c13795dca3..b79d6e8d304 100644 --- a/drivers/net/loopback.c +++ b/drivers/net/loopback.c @@ -172,7 +172,7 @@ static struct net_device_stats *get_stats(struct net_device *dev) memset(stats, 0, sizeof(struct net_device_stats)); - for_each_cpu(i) { + for_each_possible_cpu(i) { struct net_device_stats *lb_stats; lb_stats = &per_cpu(loopback_stats, i); diff --git a/drivers/net/ns83820.c b/drivers/net/ns83820.c index 0fede50abd3..8e9b1a537de 100644 --- a/drivers/net/ns83820.c +++ b/drivers/net/ns83820.c @@ -1828,10 +1828,10 @@ static int __devinit ns83820_init_one(struct pci_dev *pci_dev, const struct pci_ int using_dac = 0; /* See if we can set the dma mask early on; failure is fatal. */ - if (sizeof(dma_addr_t) == 8 && - !pci_set_dma_mask(pci_dev, 0xffffffffffffffffULL)) { + if (sizeof(dma_addr_t) == 8 && + !pci_set_dma_mask(pci_dev, DMA_64BIT_MASK)) { using_dac = 1; - } else if (!pci_set_dma_mask(pci_dev, 0xffffffff)) { + } else if (!pci_set_dma_mask(pci_dev, DMA_32BIT_MASK)) { using_dac = 0; } else { printk(KERN_WARNING "ns83820.c: pci_set_dma_mask failed!\n"); diff --git a/drivers/net/sis900.c b/drivers/net/sis900.c index 8429ceb0138..b82191d2bee 100644 --- a/drivers/net/sis900.c +++ b/drivers/net/sis900.c @@ -2283,7 +2283,7 @@ static void set_rx_mode(struct net_device *net_dev) int i, table_entries; u32 rx_mode; - /* 635 Hash Table entires = 256(2^16) */ + /* 635 Hash Table entries = 256(2^16) */ if((sis_priv->chipset_rev >= SIS635A_900_REV) || (sis_priv->chipset_rev == SIS900B_900_REV)) table_entries = 16; diff --git a/drivers/net/tulip/de4x5.c b/drivers/net/tulip/de4x5.c index ee48bfd6734..d1a86a080a6 100644 --- a/drivers/net/tulip/de4x5.c +++ b/drivers/net/tulip/de4x5.c @@ -513,7 +513,7 @@ struct mii_phy { u_char *rst; /* Start of reset sequence in SROM */ u_int mc; /* Media Capabilities */ u_int ana; /* NWay Advertisement */ - u_int fdx; /* Full DupleX capabilites for each media */ + u_int fdx; /* Full DupleX capabilities for each media */ u_int ttm; /* Transmit Threshold Mode for each media */ u_int mci; /* 21142 MII Connector Interrupt info */ }; diff --git a/drivers/net/tulip/pnic2.c b/drivers/net/tulip/pnic2.c index 55f4a9a631b..ab985023fcc 100644 --- a/drivers/net/tulip/pnic2.c +++ b/drivers/net/tulip/pnic2.c @@ -199,7 +199,7 @@ void pnic2_lnk_change(struct net_device *dev, int csr5) /* negotiation ended successfully */ /* get the link partners reply and mask out all but - * bits 24-21 which show the partners capabilites + * bits 24-21 which show the partners capabilities * and match those to what we advertised * * then begin to interpret the results of the negotiation. diff --git a/drivers/net/typhoon.c b/drivers/net/typhoon.c index cde35dd8790..c1ce87a5f8d 100644 --- a/drivers/net/typhoon.c +++ b/drivers/net/typhoon.c @@ -208,7 +208,7 @@ static const struct typhoon_card_info typhoon_card_info[] __devinitdata = { }; /* Notes on the new subsystem numbering scheme: - * bits 0-1 indicate crypto capabilites: (0) variable, (1) DES, or (2) 3DES + * bits 0-1 indicate crypto capabilities: (0) variable, (1) DES, or (2) 3DES * bit 4 indicates if this card has secured firmware (we don't support it) * bit 8 indicates if this is a (0) copper or (1) fiber card * bits 12-16 indicate card type: (0) client and (1) server @@ -788,7 +788,7 @@ typhoon_start_tx(struct sk_buff *skb, struct net_device *dev) /* we have two rings to choose from, but we only use txLo for now * If we start using the Hi ring as well, we'll need to update * typhoon_stop_runtime(), typhoon_interrupt(), typhoon_num_free_tx(), - * and TXHI_ENTIRES to match, as well as update the TSO code below + * and TXHI_ENTRIES to match, as well as update the TSO code below * to get the right DMA address */ txRing = &tp->txLoRing; diff --git a/drivers/net/wan/wanxl.c b/drivers/net/wan/wanxl.c index 9d3b51c3ef5..29a756dd979 100644 --- a/drivers/net/wan/wanxl.c +++ b/drivers/net/wan/wanxl.c @@ -577,8 +577,8 @@ static int __devinit wanxl_pci_init_one(struct pci_dev *pdev, We set both dma_mask and consistent_dma_mask to 28 bits and pray pci_alloc_consistent() will use this info. It should work on most platforms */ - if (pci_set_consistent_dma_mask(pdev, 0x0FFFFFFF) || - pci_set_dma_mask(pdev, 0x0FFFFFFF)) { + if (pci_set_consistent_dma_mask(pdev, DMA_28BIT_MASK) || + pci_set_dma_mask(pdev, DMA_28BIT_MASK)) { printk(KERN_ERR "wanXL: No usable DMA configuration\n"); return -EIO; } diff --git a/drivers/net/wireless/orinoco.c b/drivers/net/wireless/orinoco.c index 6fd0bf73683..8dfdfbd5966 100644 --- a/drivers/net/wireless/orinoco.c +++ b/drivers/net/wireless/orinoco.c @@ -3858,7 +3858,7 @@ static int orinoco_ioctl_setscan(struct net_device *dev, unsigned long flags; /* Note : you may have realised that, as this is a SET operation, - * this is priviledged and therefore a normal user can't + * this is privileged and therefore a normal user can't * perform scanning. * This is not an error, while the device perform scanning, * traffic doesn't flow, so it's a perfect DoS... diff --git a/drivers/net/wireless/prism54/isl_ioctl.c b/drivers/net/wireless/prism54/isl_ioctl.c index e5bb9f5ae42..989599ad33e 100644 --- a/drivers/net/wireless/prism54/isl_ioctl.c +++ b/drivers/net/wireless/prism54/isl_ioctl.c @@ -747,7 +747,7 @@ prism54_get_essid(struct net_device *ndev, struct iw_request_info *info, if (essid->length) { dwrq->flags = 1; /* set ESSID to ON for Wireless Extensions */ - /* if it is to big, trunk it */ + /* if it is too big, trunk it */ dwrq->length = min((u8)IW_ESSID_MAX_SIZE, essid->length); } else { dwrq->flags = 0; diff --git a/drivers/net/wireless/prism54/islpci_hotplug.c b/drivers/net/wireless/prism54/islpci_hotplug.c index b41d666fea3..bfa0cc319a0 100644 --- a/drivers/net/wireless/prism54/islpci_hotplug.c +++ b/drivers/net/wireless/prism54/islpci_hotplug.c @@ -22,6 +22,7 @@ #include <linux/pci.h> #include <linux/delay.h> #include <linux/init.h> /* For __init, __exit */ +#include <linux/dma-mapping.h> #include "prismcompat.h" #include "islpci_dev.h" @@ -124,7 +125,7 @@ prism54_probe(struct pci_dev *pdev, const struct pci_device_id *id) } /* enable PCI DMA */ - if (pci_set_dma_mask(pdev, 0xffffffff)) { + if (pci_set_dma_mask(pdev, DMA_32BIT_MASK)) { printk(KERN_ERR "%s: 32-bit PCI DMA not supported", DRV_NAME); goto do_pci_disable_device; } diff --git a/drivers/oprofile/cpu_buffer.c b/drivers/oprofile/cpu_buffer.c index 330d3869b41..fc4bc9b94c7 100644 --- a/drivers/oprofile/cpu_buffer.c +++ b/drivers/oprofile/cpu_buffer.c @@ -217,11 +217,10 @@ static void oprofile_end_trace(struct oprofile_cpu_buffer * cpu_buf) cpu_buf->tracing = 0; } -void oprofile_add_sample(struct pt_regs * const regs, unsigned long event) +void oprofile_add_ext_sample(unsigned long pc, struct pt_regs * const regs, + unsigned long event, int is_kernel) { struct oprofile_cpu_buffer * cpu_buf = &cpu_buffer[smp_processor_id()]; - unsigned long pc = profile_pc(regs); - int is_kernel = !user_mode(regs); if (!backtrace_depth) { log_sample(cpu_buf, pc, is_kernel, event); @@ -238,6 +237,14 @@ void oprofile_add_sample(struct pt_regs * const regs, unsigned long event) oprofile_end_trace(cpu_buf); } +void oprofile_add_sample(struct pt_regs * const regs, unsigned long event) +{ + int is_kernel = !user_mode(regs); + unsigned long pc = profile_pc(regs); + + oprofile_add_ext_sample(pc, regs, event, is_kernel); +} + void oprofile_add_pc(unsigned long pc, int is_kernel, unsigned long event) { struct oprofile_cpu_buffer * cpu_buf = &cpu_buffer[smp_processor_id()]; diff --git a/drivers/oprofile/oprofile_stats.c b/drivers/oprofile/oprofile_stats.c index e94b1e4a2a8..f0acb661c25 100644 --- a/drivers/oprofile/oprofile_stats.c +++ b/drivers/oprofile/oprofile_stats.c @@ -22,7 +22,7 @@ void oprofile_reset_stats(void) struct oprofile_cpu_buffer * cpu_buf; int i; - for_each_cpu(i) { + for_each_possible_cpu(i) { cpu_buf = &cpu_buffer[i]; cpu_buf->sample_received = 0; cpu_buf->sample_lost_overflow = 0; @@ -46,7 +46,7 @@ void oprofile_create_stats_files(struct super_block * sb, struct dentry * root) if (!dir) return; - for_each_cpu(i) { + for_each_possible_cpu(i) { cpu_buf = &cpu_buffer[i]; snprintf(buf, 10, "cpu%d", i); cpudir = oprofilefs_mkdir(sb, dir, buf); diff --git a/drivers/oprofile/oprofilefs.c b/drivers/oprofile/oprofilefs.c index d6bae699749..b62da9b0cbf 100644 --- a/drivers/oprofile/oprofilefs.c +++ b/drivers/oprofile/oprofilefs.c @@ -130,7 +130,7 @@ static struct file_operations ulong_ro_fops = { static struct dentry * __oprofilefs_create_file(struct super_block * sb, - struct dentry * root, char const * name, struct file_operations * fops, + struct dentry * root, char const * name, const struct file_operations * fops, int perm) { struct dentry * dentry; @@ -203,7 +203,7 @@ int oprofilefs_create_ro_atomic(struct super_block * sb, struct dentry * root, int oprofilefs_create_file(struct super_block * sb, struct dentry * root, - char const * name, struct file_operations * fops) + char const * name, const struct file_operations * fops) { if (!__oprofilefs_create_file(sb, root, name, fops, 0644)) return -EFAULT; @@ -212,7 +212,7 @@ int oprofilefs_create_file(struct super_block * sb, struct dentry * root, int oprofilefs_create_file_perm(struct super_block * sb, struct dentry * root, - char const * name, struct file_operations * fops, int perm) + char const * name, const struct file_operations * fops, int perm) { if (!__oprofilefs_create_file(sb, root, name, fops, perm)) return -EFAULT; diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c index 0ab26d01877..0d2b447c50e 100644 --- a/drivers/scsi/3w-9xxx.c +++ b/drivers/scsi/3w-9xxx.c @@ -1026,7 +1026,7 @@ static void twa_free_request_id(TW_Device_Extension *tw_dev, int request_id) tw_dev->free_tail = (tw_dev->free_tail + 1) % TW_Q_LENGTH; } /* End twa_free_request_id() */ -/* This function will get parameter table entires from the firmware */ +/* This function will get parameter table entries from the firmware */ static void *twa_get_param(TW_Device_Extension *tw_dev, int request_id, int table_id, int parameter_id, int parameter_size_bytes) { TW_Command_Full *full_command_packet; diff --git a/drivers/scsi/BusLogic.c b/drivers/scsi/BusLogic.c index 1c459343292..bde3d5834ad 100644 --- a/drivers/scsi/BusLogic.c +++ b/drivers/scsi/BusLogic.c @@ -41,6 +41,8 @@ #include <linux/stat.h> #include <linux/pci.h> #include <linux/spinlock.h> +#include <linux/jiffies.h> +#include <linux/dma-mapping.h> #include <scsi/scsicam.h> #include <asm/dma.h> @@ -676,7 +678,7 @@ static int __init BusLogic_InitializeMultiMasterProbeInfo(struct BusLogic_HostAd if (pci_enable_device(PCI_Device)) continue; - if (pci_set_dma_mask(PCI_Device, (u64) 0xffffffff)) + if (pci_set_dma_mask(PCI_Device, DMA_32BIT_MASK )) continue; Bus = PCI_Device->bus->number; @@ -831,7 +833,7 @@ static int __init BusLogic_InitializeMultiMasterProbeInfo(struct BusLogic_HostAd if (pci_enable_device(PCI_Device)) continue; - if (pci_set_dma_mask(PCI_Device, (u64) 0xffffffff)) + if (pci_set_dma_mask(PCI_Device, DMA_32BIT_MASK)) continue; Bus = PCI_Device->bus->number; @@ -885,7 +887,7 @@ static int __init BusLogic_InitializeFlashPointProbeInfo(struct BusLogic_HostAda if (pci_enable_device(PCI_Device)) continue; - if (pci_set_dma_mask(PCI_Device, (u64) 0xffffffff)) + if (pci_set_dma_mask(PCI_Device, DMA_32BIT_MASK)) continue; Bus = PCI_Device->bus->number; @@ -2896,7 +2898,7 @@ static int BusLogic_QueueCommand(struct scsi_cmnd *Command, void (*CompletionRou */ if (HostAdapter->ActiveCommands[TargetID] == 0) HostAdapter->LastSequencePoint[TargetID] = jiffies; - else if (jiffies - HostAdapter->LastSequencePoint[TargetID] > 4 * HZ) { + else if (time_after(jiffies, HostAdapter->LastSequencePoint[TargetID] + 4 * HZ)) { HostAdapter->LastSequencePoint[TargetID] = jiffies; QueueTag = BusLogic_OrderedQueueTag; } diff --git a/drivers/scsi/a100u2w.c b/drivers/scsi/a100u2w.c index 9f45ae1745d..3dce21c7873 100644 --- a/drivers/scsi/a100u2w.c +++ b/drivers/scsi/a100u2w.c @@ -89,6 +89,7 @@ #include <linux/string.h> #include <linux/ioport.h> #include <linux/slab.h> +#include <linux/dma-mapping.h> #include <asm/io.h> #include <asm/irq.h> @@ -1052,7 +1053,7 @@ static int __devinit inia100_probe_one(struct pci_dev *pdev, if (pci_enable_device(pdev)) goto out; - if (pci_set_dma_mask(pdev, 0xffffffffULL)) { + if (pci_set_dma_mask(pdev, DMA_32BIT_MASK)) { printk(KERN_WARNING "Unable to set 32bit DMA " "on inia100 adapter, ignoring.\n"); goto out_disable_device; diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c index a16f8ded8f1..8df4a0ea376 100644 --- a/drivers/scsi/aacraid/aachba.c +++ b/drivers/scsi/aacraid/aachba.c @@ -32,6 +32,7 @@ #include <linux/slab.h> #include <linux/completion.h> #include <linux/blkdev.h> +#include <linux/dma-mapping.h> #include <asm/semaphore.h> #include <asm/uaccess.h> diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c index c2596335549..72033077864 100644 --- a/drivers/scsi/aacraid/linit.c +++ b/drivers/scsi/aacraid/linit.c @@ -45,6 +45,7 @@ #include <linux/pci.h> #include <linux/slab.h> #include <linux/spinlock.h> +#include <linux/dma-mapping.h> #include <linux/syscalls.h> #include <linux/delay.h> #include <linux/smp_lock.h> @@ -806,8 +807,8 @@ static int __devinit aac_probe_one(struct pci_dev *pdev, * to driver communication memory to be allocated below 2gig */ if (aac_drivers[index].quirks & AAC_QUIRK_31BIT) - if (pci_set_dma_mask(pdev, 0x7FFFFFFFULL) || - pci_set_consistent_dma_mask(pdev, 0x7FFFFFFFULL)) + if (pci_set_dma_mask(pdev, DMA_31BIT_MASK) || + pci_set_consistent_dma_mask(pdev, DMA_31BIT_MASK)) goto out; pci_set_master(pdev); diff --git a/drivers/scsi/atp870u.c b/drivers/scsi/atp870u.c index 5227a779c05..a198d86667e 100644 --- a/drivers/scsi/atp870u.c +++ b/drivers/scsi/atp870u.c @@ -28,6 +28,7 @@ #include <linux/spinlock.h> #include <linux/pci.h> #include <linux/blkdev.h> +#include <linux/dma-mapping.h> #include <asm/system.h> #include <asm/io.h> @@ -2631,7 +2632,7 @@ static int atp870u_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (pci_enable_device(pdev)) return -EIO; - if (!pci_set_dma_mask(pdev, 0xFFFFFFFFUL)) { + if (!pci_set_dma_mask(pdev, DMA_32BIT_MASK)) { printk(KERN_INFO "atp870u: use 32bit DMA mask.\n"); } else { printk(KERN_ERR "atp870u: DMA mask required but not available.\n"); diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c index 6e6b293dcb2..b1b704a42ef 100644 --- a/drivers/scsi/dpt_i2o.c +++ b/drivers/scsi/dpt_i2o.c @@ -57,6 +57,7 @@ MODULE_DESCRIPTION("Adaptec I2O RAID Driver"); #include <linux/reboot.h> #include <linux/spinlock.h> #include <linux/smp_lock.h> +#include <linux/dma-mapping.h> #include <linux/timer.h> #include <linux/string.h> @@ -906,8 +907,8 @@ static int adpt_install_hba(struct scsi_host_template* sht, struct pci_dev* pDev } pci_set_master(pDev); - if (pci_set_dma_mask(pDev, 0xffffffffffffffffULL) && - pci_set_dma_mask(pDev, 0xffffffffULL)) + if (pci_set_dma_mask(pDev, DMA_64BIT_MASK) && + pci_set_dma_mask(pDev, DMA_32BIT_MASK)) return -EINVAL; base_addr0_phys = pci_resource_start(pDev,0); diff --git a/drivers/scsi/eata.c b/drivers/scsi/eata.c index b3f9de8f759..059eeee4b55 100644 --- a/drivers/scsi/eata.c +++ b/drivers/scsi/eata.c @@ -490,6 +490,7 @@ #include <linux/init.h> #include <linux/ctype.h> #include <linux/spinlock.h> +#include <linux/dma-mapping.h> #include <asm/byteorder.h> #include <asm/dma.h> #include <asm/io.h> @@ -1426,7 +1427,7 @@ static int port_detect(unsigned long port_base, unsigned int j, if (ha->pdev) { pci_set_master(ha->pdev); - if (pci_set_dma_mask(ha->pdev, 0xffffffff)) + if (pci_set_dma_mask(ha->pdev, DMA_32BIT_MASK)) printk("%s: warning, pci_set_dma_mask failed.\n", ha->board_name); } diff --git a/drivers/scsi/gdth.c b/drivers/scsi/gdth.c index 7f7013e80a8..d5740bbdef3 100644 --- a/drivers/scsi/gdth.c +++ b/drivers/scsi/gdth.c @@ -388,6 +388,7 @@ #include <linux/proc_fs.h> #include <linux/time.h> #include <linux/timer.h> +#include <linux/dma-mapping.h> #ifdef GDTH_RTC #include <linux/mc146818rtc.h> #endif @@ -4527,15 +4528,15 @@ static int __init gdth_detect(struct scsi_host_template *shtp) if (!(ha->cache_feat & ha->raw_feat & ha->screen_feat &GDT_64BIT)|| /* 64-bit DMA only supported from FW >= x.43 */ (!ha->dma64_support)) { - if (pci_set_dma_mask(pcistr[ctr].pdev, 0xffffffff)) { + if (pci_set_dma_mask(pcistr[ctr].pdev, DMA_32BIT_MASK)) { printk(KERN_WARNING "GDT-PCI %d: Unable to set 32-bit DMA\n", hanum); err = TRUE; } } else { shp->max_cmd_len = 16; - if (!pci_set_dma_mask(pcistr[ctr].pdev, 0xffffffffffffffffULL)) { + if (!pci_set_dma_mask(pcistr[ctr].pdev, DMA_64BIT_MASK)) { printk("GDT-PCI %d: 64-bit DMA enabled\n", hanum); - } else if (pci_set_dma_mask(pcistr[ctr].pdev, 0xffffffff)) { + } else if (pci_set_dma_mask(pcistr[ctr].pdev, DMA_32BIT_MASK)) { printk(KERN_WARNING "GDT-PCI %d: Unable to set 64/32-bit DMA\n", hanum); err = TRUE; } diff --git a/drivers/scsi/initio.c b/drivers/scsi/initio.c index ea6f3c0e05d..0cc7f65b584 100644 --- a/drivers/scsi/initio.c +++ b/drivers/scsi/initio.c @@ -127,6 +127,7 @@ #include <linux/sched.h> #include <linux/slab.h> #include <linux/jiffies.h> +#include <linux/dma-mapping.h> #include <asm/io.h> #include <scsi/scsi.h> @@ -2780,7 +2781,7 @@ static int tul_NewReturnNumberOfAdapters(void) if (((dRegValue & 0xFF00) >> 8) == 0xFF) dRegValue = 0; wBIOS = (wBIOS << 8) + ((UWORD) ((dRegValue & 0xFF00) >> 8)); - if (pci_set_dma_mask(pDev, 0xffffffff)) { + if (pci_set_dma_mask(pDev, DMA_32BIT_MASK)) { printk(KERN_WARNING "i91u: Could not set 32 bit DMA mask\n"); continue; diff --git a/drivers/scsi/ips.c b/drivers/scsi/ips.c index 481708d527a..a4c0b04cfdb 100644 --- a/drivers/scsi/ips.c +++ b/drivers/scsi/ips.c @@ -179,6 +179,7 @@ #include <linux/blkdev.h> #include <linux/types.h> +#include <linux/dma-mapping.h> #include <scsi/sg.h> @@ -7284,10 +7285,10 @@ ips_init_phase1(struct pci_dev *pci_dev, int *indexPtr) * are guaranteed to be < 4G. */ if (IPS_ENABLE_DMA64 && IPS_HAS_ENH_SGLIST(ha) && - !pci_set_dma_mask(ha->pcidev, 0xffffffffffffffffULL)) { + !pci_set_dma_mask(ha->pcidev, DMA_64BIT_MASK)) { (ha)->flags |= IPS_HA_ENH_SG; } else { - if (pci_set_dma_mask(ha->pcidev, 0xffffffffULL) != 0) { + if (pci_set_dma_mask(ha->pcidev, DMA_32BIT_MASK) != 0) { printk(KERN_WARNING "Unable to set DMA Mask\n"); return ips_abort_init(ha, index); } diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c index 7144674bc8e..80b68a2481b 100644 --- a/drivers/scsi/megaraid.c +++ b/drivers/scsi/megaraid.c @@ -45,6 +45,7 @@ #include <linux/interrupt.h> #include <linux/pci.h> #include <linux/init.h> +#include <linux/dma-mapping.h> #include <scsi/scsicam.h> #include "scsi.h" @@ -2094,7 +2095,7 @@ make_local_pdev(adapter_t *adapter, struct pci_dev **pdev) memcpy(*pdev, adapter->dev, sizeof(struct pci_dev)); - if( pci_set_dma_mask(*pdev, 0xffffffff) != 0 ) { + if( pci_set_dma_mask(*pdev, DMA_32BIT_MASK) != 0 ) { kfree(*pdev); return -1; } @@ -4859,10 +4860,10 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) /* Set the Mode of addressing to 64 bit if we can */ if ((adapter->flag & BOARD_64BIT) && (sizeof(dma_addr_t) == 8)) { - pci_set_dma_mask(pdev, 0xffffffffffffffffULL); + pci_set_dma_mask(pdev, DMA_64BIT_MASK); adapter->has_64bit_addr = 1; } else { - pci_set_dma_mask(pdev, 0xffffffff); + pci_set_dma_mask(pdev, DMA_32BIT_MASK); adapter->has_64bit_addr = 0; } diff --git a/drivers/scsi/nsp32.c b/drivers/scsi/nsp32.c index a279ebb6144..30ee0ef4b45 100644 --- a/drivers/scsi/nsp32.c +++ b/drivers/scsi/nsp32.c @@ -38,6 +38,7 @@ #include <linux/pci.h> #include <linux/delay.h> #include <linux/ctype.h> +#include <linux/dma-mapping.h> #include <asm/dma.h> #include <asm/system.h> @@ -2776,7 +2777,7 @@ static int nsp32_detect(struct scsi_host_template *sht) /* * setup DMA */ - if (pci_set_dma_mask(PCIDEV, 0xffffffffUL) != 0) { + if (pci_set_dma_mask(PCIDEV, DMA_32BIT_MASK) != 0) { nsp32_msg (KERN_ERR, "failed to set PCI DMA mask"); goto scsi_unregister; } diff --git a/drivers/scsi/osst.c b/drivers/scsi/osst.c index 66ea47a9c53..e3bd4bc339f 100644 --- a/drivers/scsi/osst.c +++ b/drivers/scsi/osst.c @@ -49,6 +49,7 @@ static const char * osst_version = "0.99.4"; #include <linux/blkdev.h> #include <linux/moduleparam.h> #include <linux/delay.h> +#include <linux/jiffies.h> #include <asm/uaccess.h> #include <asm/dma.h> #include <asm/system.h> @@ -856,7 +857,7 @@ static int osst_wait_frame(struct osst_tape * STp, struct osst_request ** aSRpnt ) && result >= 0) { #if DEBUG - if (debugging || jiffies - startwait >= 2*HZ/OSST_POLL_PER_SEC) + if (debugging || time_after_eq(jiffies, startwait + 2*HZ/OSST_POLL_PER_SEC)) printk (OSST_DEB_MSG "%s:D: Succ wait f fr %i (>%i): %i-%i %i (%i): %3li.%li s\n", name, curr, curr+minlast, STp->first_frame_position, @@ -867,7 +868,7 @@ static int osst_wait_frame(struct osst_tape * STp, struct osst_request ** aSRpnt return 0; } #if DEBUG - if (jiffies - startwait >= 2*HZ/OSST_POLL_PER_SEC && notyetprinted) + if (time_after_eq(jiffies, startwait + 2*HZ/OSST_POLL_PER_SEC) && notyetprinted) { printk (OSST_DEB_MSG "%s:D: Wait for frame %i (>%i): %i-%i %i (%i)\n", name, curr, curr+minlast, STp->first_frame_position, diff --git a/drivers/scsi/ppa.c b/drivers/scsi/ppa.c index 05347eed9dd..fee843fab1c 100644 --- a/drivers/scsi/ppa.c +++ b/drivers/scsi/ppa.c @@ -18,6 +18,7 @@ #include <linux/parport.h> #include <linux/workqueue.h> #include <linux/delay.h> +#include <linux/jiffies.h> #include <asm/io.h> #include <scsi/scsi.h> @@ -726,7 +727,7 @@ static int ppa_engine(ppa_struct *dev, struct scsi_cmnd *cmd) retv--; if (retv) { - if ((jiffies - dev->jstart) > (1 * HZ)) { + if (time_after(jiffies, dev->jstart + (1 * HZ))) { printk ("ppa: Parallel port cable is unplugged!!\n"); ppa_fail(dev, DID_BUS_BUSY); diff --git a/drivers/scsi/qla1280.c b/drivers/scsi/qla1280.c index e0230249fa0..5a48e55f941 100644 --- a/drivers/scsi/qla1280.c +++ b/drivers/scsi/qla1280.c @@ -350,6 +350,7 @@ #include <linux/pci_ids.h> #include <linux/interrupt.h> #include <linux/init.h> +#include <linux/dma-mapping.h> #include <asm/io.h> #include <asm/irq.h> @@ -4321,7 +4322,7 @@ qla1280_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) #ifdef QLA_64BIT_PTR if (pci_set_dma_mask(ha->pdev, (dma_addr_t) ~ 0ULL)) { - if (pci_set_dma_mask(ha->pdev, 0xffffffff)) { + if (pci_set_dma_mask(ha->pdev, DMA_32BIT_MASK)) { printk(KERN_WARNING "scsi(%li): Unable to set a " "suitable DMA mask - aborting\n", ha->host_no); error = -ENODEV; @@ -4331,7 +4332,7 @@ qla1280_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) dprintk(2, "scsi(%li): 64 Bit PCI Addressing Enabled\n", ha->host_no); #else - if (pci_set_dma_mask(ha->pdev, 0xffffffff)) { + if (pci_set_dma_mask(ha->pdev, DMA_32BIT_MASK)) { printk(KERN_WARNING "scsi(%li): Unable to set a " "suitable DMA mask - aborting\n", ha->host_no); error = -ENODEV; diff --git a/drivers/scsi/qlogicfc.c b/drivers/scsi/qlogicfc.c index 94ef3f08d37..52b224a5d6f 100644 --- a/drivers/scsi/qlogicfc.c +++ b/drivers/scsi/qlogicfc.c @@ -61,6 +61,8 @@ #include <linux/unistd.h> #include <linux/spinlock.h> #include <linux/interrupt.h> +#include <linux/dma-mapping.h> +#include <linux/jiffies.h> #include <asm/io.h> #include <asm/irq.h> #include "scsi.h" @@ -737,8 +739,8 @@ static int isp2x00_detect(struct scsi_host_template * tmpt) continue; /* Try to configure DMA attributes. */ - if (pci_set_dma_mask(pdev, 0xffffffffffffffffULL) && - pci_set_dma_mask(pdev, 0xffffffffULL)) + if (pci_set_dma_mask(pdev, DMA_64BIT_MASK) && + pci_set_dma_mask(pdev, DMA_32BIT_MASK)) continue; host = scsi_register(tmpt, sizeof(struct isp2x00_hostdata)); @@ -1325,7 +1327,7 @@ static int isp2x00_queuecommand(Scsi_Cmnd * Cmnd, void (*done) (Scsi_Cmnd *)) cmd->control_flags = cpu_to_le16(CFLAG_READ); if (Cmnd->device->tagged_supported) { - if ((jiffies - hostdata->tag_ages[Cmnd->device->id]) > (2 * ISP_TIMEOUT)) { + if (time_after(jiffies, hostdata->tag_ages[Cmnd->device->id] + (2 * ISP_TIMEOUT))) { cmd->control_flags |= cpu_to_le16(CFLAG_ORDERED_TAG); hostdata->tag_ages[Cmnd->device->id] = jiffies; } else diff --git a/drivers/scsi/qlogicpti.c b/drivers/scsi/qlogicpti.c index 1fd5fc6d0fe..c7e78dcf09d 100644 --- a/drivers/scsi/qlogicpti.c +++ b/drivers/scsi/qlogicpti.c @@ -24,6 +24,7 @@ #include <linux/spinlock.h> #include <linux/interrupt.h> #include <linux/module.h> +#include <linux/jiffies.h> #include <asm/byteorder.h> @@ -1017,7 +1018,7 @@ static inline void cmd_frob(struct Command_Entry *cmd, struct scsi_cmnd *Cmnd, if (Cmnd->device->tagged_supported) { if (qpti->cmd_count[Cmnd->device->id] == 0) qpti->tag_ages[Cmnd->device->id] = jiffies; - if ((jiffies - qpti->tag_ages[Cmnd->device->id]) > (5*HZ)) { + if (time_after(jiffies, qpti->tag_ages[Cmnd->device->id] + (5*HZ))) { cmd->control_flags = CFLAG_ORDERED_TAG; qpti->tag_ages[Cmnd->device->id] = jiffies; } else diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c index 5996d3cd0ed..674b15c78f6 100644 --- a/drivers/serial/8250.c +++ b/drivers/serial/8250.c @@ -1528,7 +1528,7 @@ static int serial8250_startup(struct uart_port *port) /* * Clear the FIFO buffers and disable them. - * (they will be reeanbled in set_termios()) + * (they will be reenabled in set_termios()) */ serial8250_clear_fifos(up); diff --git a/drivers/serial/serial_txx9.c b/drivers/serial/serial_txx9.c index b848b7d9441..3bdee64d1a9 100644 --- a/drivers/serial/serial_txx9.c +++ b/drivers/serial/serial_txx9.c @@ -483,7 +483,7 @@ static int serial_txx9_startup(struct uart_port *port) /* * Clear the FIFO buffers and disable them. - * (they will be reeanbled in set_termios()) + * (they will be reenabled in set_termios()) */ sio_set(up, TXX9_SIFCR, TXX9_SIFCR_TFRST | TXX9_SIFCR_RFRST | TXX9_SIFCR_FRSTE); diff --git a/drivers/serial/sunsu.c b/drivers/serial/sunsu.c index 9fe2283d91e..1c4396c2962 100644 --- a/drivers/serial/sunsu.c +++ b/drivers/serial/sunsu.c @@ -641,7 +641,7 @@ static int sunsu_startup(struct uart_port *port) /* * Clear the FIFO buffers and disable them. - * (they will be reeanbled in set_termios()) + * (they will be reenabled in set_termios()) */ if (uart_config[up->port.type].flags & UART_CLEAR_FIFO) { serial_outp(up, UART_FCR, UART_FCR_ENABLE_FIFO); diff --git a/drivers/telephony/phonedev.c b/drivers/telephony/phonedev.c index 7a6db1c5c8c..e166fffea86 100644 --- a/drivers/telephony/phonedev.c +++ b/drivers/telephony/phonedev.c @@ -49,7 +49,7 @@ static int phone_open(struct inode *inode, struct file *file) unsigned int minor = iminor(inode); int err = 0; struct phone_device *p; - struct file_operations *old_fops, *new_fops = NULL; + const struct file_operations *old_fops, *new_fops = NULL; if (minor >= PHONE_NUM_DEVICES) return -ENODEV; diff --git a/drivers/usb/core/file.c b/drivers/usb/core/file.c index 37b13368c81..b263a54a13c 100644 --- a/drivers/usb/core/file.c +++ b/drivers/usb/core/file.c @@ -24,15 +24,15 @@ #include "usb.h" #define MAX_USB_MINORS 256 -static struct file_operations *usb_minors[MAX_USB_MINORS]; +static const struct file_operations *usb_minors[MAX_USB_MINORS]; static DEFINE_SPINLOCK(minor_lock); static int usb_open(struct inode * inode, struct file * file) { int minor = iminor(inode); - struct file_operations *c; + const struct file_operations *c; int err = -ENODEV; - struct file_operations *old_fops, *new_fops = NULL; + const struct file_operations *old_fops, *new_fops = NULL; spin_lock (&minor_lock); c = usb_minors[minor]; diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c index b44cfda76b6..3f618ce6998 100644 --- a/drivers/usb/gadget/inode.c +++ b/drivers/usb/gadget/inode.c @@ -1581,7 +1581,7 @@ restart: static struct inode * gadgetfs_create_file (struct super_block *sb, char const *name, - void *data, struct file_operations *fops, + void *data, const struct file_operations *fops, struct dentry **dentry_p); static int activate_ep_files (struct dev_data *dev) @@ -1955,7 +1955,7 @@ module_param (default_perm, uint, 0644); static struct inode * gadgetfs_make_inode (struct super_block *sb, - void *data, struct file_operations *fops, + void *data, const struct file_operations *fops, int mode) { struct inode *inode = new_inode (sb); @@ -1979,7 +1979,7 @@ gadgetfs_make_inode (struct super_block *sb, */ static struct inode * gadgetfs_create_file (struct super_block *sb, char const *name, - void *data, struct file_operations *fops, + void *data, const struct file_operations *fops, struct dentry **dentry_p) { struct dentry *dentry; diff --git a/drivers/usb/host/ohci-s3c2410.c b/drivers/usb/host/ohci-s3c2410.c index 372527a8359..682bf221566 100644 --- a/drivers/usb/host/ohci-s3c2410.c +++ b/drivers/usb/host/ohci-s3c2410.c @@ -158,7 +158,7 @@ static int ohci_s3c2410_hub_control ( "s3c2410_hub_control(%p,0x%04x,0x%04x,0x%04x,%p,%04x)\n", hcd, typeReq, wValue, wIndex, buf, wLength); - /* if we are only an humble host without any special capabilites + /* if we are only an humble host without any special capabilities * process the request straight away and exit */ if (info == NULL) { diff --git a/drivers/usb/net/zaurus.c b/drivers/usb/net/zaurus.c index 9c5ab251370..f7ac9d6b985 100644 --- a/drivers/usb/net/zaurus.c +++ b/drivers/usb/net/zaurus.c @@ -217,7 +217,7 @@ static int blan_mdlm_bind(struct usbnet *dev, struct usb_interface *intf) * with devices that use it and those that don't. */ if ((detail->bDetailData[1] & ~0x02) != 0x01) { - /* bmDataCapabilites == 0 would be fine too, + /* bmDataCapabilities == 0 would be fine too, * but framing is minidriver-coupled for now. */ bad_detail: diff --git a/fs/9p/v9fs_vfs.h b/fs/9p/v9fs_vfs.h index 43c9f7de031..f867b8d3e97 100644 --- a/fs/9p/v9fs_vfs.h +++ b/fs/9p/v9fs_vfs.h @@ -39,8 +39,8 @@ extern struct file_system_type v9fs_fs_type; extern struct address_space_operations v9fs_addr_operations; -extern struct file_operations v9fs_file_operations; -extern struct file_operations v9fs_dir_operations; +extern const struct file_operations v9fs_file_operations; +extern const struct file_operations v9fs_dir_operations; extern struct dentry_operations v9fs_dentry_operations; struct inode *v9fs_get_inode(struct super_block *sb, int mode); diff --git a/fs/9p/vfs_dir.c b/fs/9p/vfs_dir.c index 766f11f1215..e32d5971039 100644 --- a/fs/9p/vfs_dir.c +++ b/fs/9p/vfs_dir.c @@ -204,7 +204,7 @@ int v9fs_dir_release(struct inode *inode, struct file *filp) return 0; } -struct file_operations v9fs_dir_operations = { +const struct file_operations v9fs_dir_operations = { .read = generic_read_dir, .readdir = v9fs_dir_readdir, .open = v9fs_file_open, diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c index 59e74416340..083dcfcd158 100644 --- a/fs/9p/vfs_file.c +++ b/fs/9p/vfs_file.c @@ -266,7 +266,7 @@ v9fs_file_write(struct file *filp, const char __user * data, return total; } -struct file_operations v9fs_file_operations = { +const struct file_operations v9fs_file_operations = { .llseek = generic_file_llseek, .read = v9fs_file_read, .write = v9fs_file_write, diff --git a/fs/adfs/adfs.h b/fs/adfs/adfs.h index f6cd01352cc..29217ff36d4 100644 --- a/fs/adfs/adfs.h +++ b/fs/adfs/adfs.h @@ -85,7 +85,7 @@ void __adfs_error(struct super_block *sb, const char *function, /* dir_*.c */ extern struct inode_operations adfs_dir_inode_operations; -extern struct file_operations adfs_dir_operations; +extern const struct file_operations adfs_dir_operations; extern struct dentry_operations adfs_dentry_operations; extern struct adfs_dir_ops adfs_f_dir_ops; extern struct adfs_dir_ops adfs_fplus_dir_ops; @@ -94,7 +94,7 @@ extern int adfs_dir_update(struct super_block *sb, struct object_info *obj); /* file.c */ extern struct inode_operations adfs_file_inode_operations; -extern struct file_operations adfs_file_operations; +extern const struct file_operations adfs_file_operations; static inline __u32 signed_asl(__u32 val, signed int shift) { diff --git a/fs/adfs/dir.c b/fs/adfs/dir.c index 0b4c3a02807..7b075fc397d 100644 --- a/fs/adfs/dir.c +++ b/fs/adfs/dir.c @@ -196,7 +196,7 @@ out: return ret; } -struct file_operations adfs_dir_operations = { +const struct file_operations adfs_dir_operations = { .read = generic_read_dir, .readdir = adfs_readdir, .fsync = file_fsync, diff --git a/fs/adfs/file.c b/fs/adfs/file.c index 6af10885f9d..1014b9f2117 100644 --- a/fs/adfs/file.c +++ b/fs/adfs/file.c @@ -25,7 +25,7 @@ #include "adfs.h" -struct file_operations adfs_file_operations = { +const struct file_operations adfs_file_operations = { .llseek = generic_file_llseek, .read = generic_file_read, .mmap = generic_file_mmap, diff --git a/fs/affs/affs.h b/fs/affs/affs.h index 0c6799f2137..a43a876742b 100644 --- a/fs/affs/affs.h +++ b/fs/affs/affs.h @@ -192,9 +192,9 @@ extern void affs_dir_truncate(struct inode *); extern struct inode_operations affs_file_inode_operations; extern struct inode_operations affs_dir_inode_operations; extern struct inode_operations affs_symlink_inode_operations; -extern struct file_operations affs_file_operations; -extern struct file_operations affs_file_operations_ofs; -extern struct file_operations affs_dir_operations; +extern const struct file_operations affs_file_operations; +extern const struct file_operations affs_file_operations_ofs; +extern const struct file_operations affs_dir_operations; extern struct address_space_operations affs_symlink_aops; extern struct address_space_operations affs_aops; extern struct address_space_operations affs_aops_ofs; diff --git a/fs/affs/dir.c b/fs/affs/dir.c index 548efd0ee98..5d9649fa181 100644 --- a/fs/affs/dir.c +++ b/fs/affs/dir.c @@ -17,7 +17,7 @@ static int affs_readdir(struct file *, void *, filldir_t); -struct file_operations affs_dir_operations = { +const struct file_operations affs_dir_operations = { .read = generic_read_dir, .readdir = affs_readdir, .fsync = file_fsync, diff --git a/fs/affs/file.c b/fs/affs/file.c index f72fb776ecd..7076262af39 100644 --- a/fs/affs/file.c +++ b/fs/affs/file.c @@ -25,7 +25,7 @@ static struct buffer_head *affs_get_extblock_slow(struct inode *inode, u32 ext); static int affs_file_open(struct inode *inode, struct file *filp); static int affs_file_release(struct inode *inode, struct file *filp); -struct file_operations affs_file_operations = { +const struct file_operations affs_file_operations = { .llseek = generic_file_llseek, .read = generic_file_read, .write = generic_file_write, diff --git a/fs/afs/dir.c b/fs/afs/dir.c index 5c61c24dab2..a6dff6a4f20 100644 --- a/fs/afs/dir.c +++ b/fs/afs/dir.c @@ -32,7 +32,7 @@ static int afs_d_delete(struct dentry *dentry); static int afs_dir_lookup_filldir(void *_cookie, const char *name, int nlen, loff_t fpos, ino_t ino, unsigned dtype); -struct file_operations afs_dir_file_operations = { +const struct file_operations afs_dir_file_operations = { .open = afs_dir_open, .readdir = afs_dir_readdir, }; diff --git a/fs/afs/internal.h b/fs/afs/internal.h index ab8f87c6631..72febdf9a35 100644 --- a/fs/afs/internal.h +++ b/fs/afs/internal.h @@ -64,7 +64,7 @@ extern struct cachefs_index_def afs_cache_cell_index_def; * dir.c */ extern struct inode_operations afs_dir_inode_operations; -extern struct file_operations afs_dir_file_operations; +extern const struct file_operations afs_dir_file_operations; /* * file.c @@ -105,7 +105,7 @@ extern struct cachefs_netfs afs_cache_netfs; * mntpt.c */ extern struct inode_operations afs_mntpt_inode_operations; -extern struct file_operations afs_mntpt_file_operations; +extern const struct file_operations afs_mntpt_file_operations; extern struct afs_timer afs_mntpt_expiry_timer; extern struct afs_timer_ops afs_mntpt_expiry_timer_ops; extern unsigned long afs_mntpt_expiry_timeout; diff --git a/fs/afs/mntpt.c b/fs/afs/mntpt.c index 31ee06590de..4e6eeb59b83 100644 --- a/fs/afs/mntpt.c +++ b/fs/afs/mntpt.c @@ -32,7 +32,7 @@ static struct dentry *afs_mntpt_lookup(struct inode *dir, static int afs_mntpt_open(struct inode *inode, struct file *file); static void *afs_mntpt_follow_link(struct dentry *dentry, struct nameidata *nd); -struct file_operations afs_mntpt_file_operations = { +const struct file_operations afs_mntpt_file_operations = { .open = afs_mntpt_open, }; diff --git a/fs/afs/proc.c b/fs/afs/proc.c index 9c81b8f7eef..101d21b6c03 100644 --- a/fs/afs/proc.c +++ b/fs/afs/proc.c @@ -37,7 +37,7 @@ static struct seq_operations afs_proc_cells_ops = { .show = afs_proc_cells_show, }; -static struct file_operations afs_proc_cells_fops = { +static const struct file_operations afs_proc_cells_fops = { .open = afs_proc_cells_open, .read = seq_read, .write = afs_proc_cells_write, @@ -53,7 +53,7 @@ static ssize_t afs_proc_rootcell_write(struct file *file, const char __user *buf, size_t size, loff_t *_pos); -static struct file_operations afs_proc_rootcell_fops = { +static const struct file_operations afs_proc_rootcell_fops = { .open = afs_proc_rootcell_open, .read = afs_proc_rootcell_read, .write = afs_proc_rootcell_write, @@ -77,7 +77,7 @@ static struct seq_operations afs_proc_cell_volumes_ops = { .show = afs_proc_cell_volumes_show, }; -static struct file_operations afs_proc_cell_volumes_fops = { +static const struct file_operations afs_proc_cell_volumes_fops = { .open = afs_proc_cell_volumes_open, .read = seq_read, .llseek = seq_lseek, @@ -101,7 +101,7 @@ static struct seq_operations afs_proc_cell_vlservers_ops = { .show = afs_proc_cell_vlservers_show, }; -static struct file_operations afs_proc_cell_vlservers_fops = { +static const struct file_operations afs_proc_cell_vlservers_fops = { .open = afs_proc_cell_vlservers_open, .read = seq_read, .llseek = seq_lseek, @@ -124,7 +124,7 @@ static struct seq_operations afs_proc_cell_servers_ops = { .show = afs_proc_cell_servers_show, }; -static struct file_operations afs_proc_cell_servers_fops = { +static const struct file_operations afs_proc_cell_servers_fops = { .open = afs_proc_cell_servers_open, .read = seq_read, .llseek = seq_lseek, diff --git a/fs/autofs/autofs_i.h b/fs/autofs/autofs_i.h index 990c28da5ae..a62327f1bdf 100644 --- a/fs/autofs/autofs_i.h +++ b/fs/autofs/autofs_i.h @@ -146,7 +146,7 @@ struct autofs_dir_ent *autofs_expire(struct super_block *,struct autofs_sb_info extern struct inode_operations autofs_root_inode_operations; extern struct inode_operations autofs_symlink_inode_operations; -extern struct file_operations autofs_root_operations; +extern const struct file_operations autofs_root_operations; /* Initializing function */ diff --git a/fs/autofs/root.c b/fs/autofs/root.c index 870e2cf3301..9cac08d6a87 100644 --- a/fs/autofs/root.c +++ b/fs/autofs/root.c @@ -26,7 +26,7 @@ static int autofs_root_rmdir(struct inode *,struct dentry *); static int autofs_root_mkdir(struct inode *,struct dentry *,int); static int autofs_root_ioctl(struct inode *, struct file *,unsigned int,unsigned long); -struct file_operations autofs_root_operations = { +const struct file_operations autofs_root_operations = { .read = generic_read_dir, .readdir = autofs_root_readdir, .ioctl = autofs_root_ioctl, diff --git a/fs/autofs4/autofs_i.h b/fs/autofs4/autofs_i.h index 617fd7b3744..57c4903614e 100644 --- a/fs/autofs4/autofs_i.h +++ b/fs/autofs4/autofs_i.h @@ -176,8 +176,8 @@ extern struct inode_operations autofs4_dir_inode_operations; extern struct inode_operations autofs4_root_inode_operations; extern struct inode_operations autofs4_indirect_root_inode_operations; extern struct inode_operations autofs4_direct_root_inode_operations; -extern struct file_operations autofs4_dir_operations; -extern struct file_operations autofs4_root_operations; +extern const struct file_operations autofs4_dir_operations; +extern const struct file_operations autofs4_root_operations; /* Initializing function */ @@ -230,3 +230,6 @@ static inline int __simple_empty(struct dentry *dentry) out: return ret; } + +void autofs4_dentry_release(struct dentry *); + diff --git a/fs/autofs4/inode.c b/fs/autofs4/inode.c index 4eddee4e76f..fde78b110dd 100644 --- a/fs/autofs4/inode.c +++ b/fs/autofs4/inode.c @@ -292,7 +292,6 @@ static struct autofs_info *autofs4_mkroot(struct autofs_sb_info *sbi) return ino; } -void autofs4_dentry_release(struct dentry *); static struct dentry_operations autofs4_sb_dentry_operations = { .d_release = autofs4_dentry_release, }; diff --git a/fs/autofs4/root.c b/fs/autofs4/root.c index c8fe43a475e..84e030c8ddd 100644 --- a/fs/autofs4/root.c +++ b/fs/autofs4/root.c @@ -32,7 +32,7 @@ static int autofs4_root_readdir(struct file * filp, void * dirent, filldir_t fil static struct dentry *autofs4_lookup(struct inode *,struct dentry *, struct nameidata *); static void *autofs4_follow_link(struct dentry *, struct nameidata *); -struct file_operations autofs4_root_operations = { +const struct file_operations autofs4_root_operations = { .open = dcache_dir_open, .release = dcache_dir_close, .read = generic_read_dir, @@ -40,7 +40,7 @@ struct file_operations autofs4_root_operations = { .ioctl = autofs4_root_ioctl, }; -struct file_operations autofs4_dir_operations = { +const struct file_operations autofs4_dir_operations = { .open = autofs4_dir_open, .release = autofs4_dir_close, .read = generic_read_dir, diff --git a/fs/bad_inode.c b/fs/bad_inode.c index e172180a1d8..80599ae3396 100644 --- a/fs/bad_inode.c +++ b/fs/bad_inode.c @@ -22,7 +22,7 @@ static int return_EIO(void) #define EIO_ERROR ((void *) (return_EIO)) -static struct file_operations bad_file_ops = +static const struct file_operations bad_file_ops = { .llseek = EIO_ERROR, .aio_read = EIO_ERROR, diff --git a/fs/befs/linuxvfs.c b/fs/befs/linuxvfs.c index 044a5958782..68ebd10f345 100644 --- a/fs/befs/linuxvfs.c +++ b/fs/befs/linuxvfs.c @@ -64,7 +64,7 @@ static const struct super_operations befs_sops = { /* slab cache for befs_inode_info objects */ static kmem_cache_t *befs_inode_cachep; -static struct file_operations befs_dir_operations = { +static const struct file_operations befs_dir_operations = { .read = generic_read_dir, .readdir = befs_readdir, }; diff --git a/fs/bfs/bfs.h b/fs/bfs/bfs.h index 1fbc53f14ab..9d791004b21 100644 --- a/fs/bfs/bfs.h +++ b/fs/bfs/bfs.h @@ -49,11 +49,11 @@ static inline struct bfs_inode_info *BFS_I(struct inode *inode) /* file.c */ extern struct inode_operations bfs_file_inops; -extern struct file_operations bfs_file_operations; +extern const struct file_operations bfs_file_operations; extern struct address_space_operations bfs_aops; /* dir.c */ extern struct inode_operations bfs_dir_inops; -extern struct file_operations bfs_dir_operations; +extern const struct file_operations bfs_dir_operations; #endif /* _FS_BFS_BFS_H */ diff --git a/fs/bfs/dir.c b/fs/bfs/dir.c index 5af928fa044..26fad962173 100644 --- a/fs/bfs/dir.c +++ b/fs/bfs/dir.c @@ -70,7 +70,7 @@ static int bfs_readdir(struct file * f, void * dirent, filldir_t filldir) return 0; } -struct file_operations bfs_dir_operations = { +const struct file_operations bfs_dir_operations = { .read = generic_read_dir, .readdir = bfs_readdir, .fsync = file_fsync, diff --git a/fs/bfs/file.c b/fs/bfs/file.c index 807723b65da..d83cd74a2e4 100644 --- a/fs/bfs/file.c +++ b/fs/bfs/file.c @@ -17,7 +17,7 @@ #define dprintf(x...) #endif -struct file_operations bfs_file_operations = { +const struct file_operations bfs_file_operations = { .llseek = generic_file_llseek, .read = generic_file_read, .write = generic_file_write, diff --git a/fs/binfmt_misc.c b/fs/binfmt_misc.c index 6a7b730c206..d73d75591a3 100644 --- a/fs/binfmt_misc.c +++ b/fs/binfmt_misc.c @@ -600,7 +600,7 @@ static ssize_t bm_entry_write(struct file *file, const char __user *buffer, return count; } -static struct file_operations bm_entry_operations = { +static const struct file_operations bm_entry_operations = { .read = bm_entry_read, .write = bm_entry_write, }; @@ -668,7 +668,7 @@ out: return count; } -static struct file_operations bm_register_operations = { +static const struct file_operations bm_register_operations = { .write = bm_register_write, }; @@ -715,7 +715,7 @@ static ssize_t bm_status_write(struct file * file, const char __user * buffer, return count; } -static struct file_operations bm_status_operations = { +static const struct file_operations bm_status_operations = { .read = bm_status_read, .write = bm_status_write, }; diff --git a/fs/block_dev.c b/fs/block_dev.c index 17c76182f38..af88c43043d 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -1087,7 +1087,7 @@ struct address_space_operations def_blk_aops = { .direct_IO = blkdev_direct_IO, }; -struct file_operations def_blk_fops = { +const struct file_operations def_blk_fops = { .open = blkdev_open, .release = blkdev_close, .llseek = block_llseek, diff --git a/fs/char_dev.c b/fs/char_dev.c index 8c6eb04d31e..4e1b849f912 100644 --- a/fs/char_dev.c +++ b/fs/char_dev.c @@ -250,7 +250,7 @@ int alloc_chrdev_region(dev_t *dev, unsigned baseminor, unsigned count, } int register_chrdev(unsigned int major, const char *name, - struct file_operations *fops) + const struct file_operations *fops) { struct char_device_struct *cd; struct cdev *cdev; @@ -406,7 +406,7 @@ static void cdev_purge(struct cdev *cdev) * is contain the open that then fills in the correct operations * depending on the special file... */ -struct file_operations def_chr_fops = { +const struct file_operations def_chr_fops = { .open = chrdev_open, }; @@ -473,7 +473,7 @@ struct cdev *cdev_alloc(void) return p; } -void cdev_init(struct cdev *cdev, struct file_operations *fops) +void cdev_init(struct cdev *cdev, const struct file_operations *fops) { memset(cdev, 0, sizeof *cdev); INIT_LIST_HEAD(&cdev->list); diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index 6b99b51d669..4bbc544857b 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -583,7 +583,7 @@ struct inode_operations cifs_symlink_inode_ops = { #endif }; -struct file_operations cifs_file_ops = { +const struct file_operations cifs_file_ops = { .read = do_sync_read, .write = do_sync_write, .readv = generic_file_readv, @@ -607,7 +607,7 @@ struct file_operations cifs_file_ops = { #endif /* CONFIG_CIFS_EXPERIMENTAL */ }; -struct file_operations cifs_file_direct_ops = { +const struct file_operations cifs_file_direct_ops = { /* no mmap, no aio, no readv - BB reevaluate whether they can be done with directio, no cache */ .read = cifs_user_read, @@ -626,7 +626,7 @@ struct file_operations cifs_file_direct_ops = { .dir_notify = cifs_dir_notify, #endif /* CONFIG_CIFS_EXPERIMENTAL */ }; -struct file_operations cifs_file_nobrl_ops = { +const struct file_operations cifs_file_nobrl_ops = { .read = do_sync_read, .write = do_sync_write, .readv = generic_file_readv, @@ -649,7 +649,7 @@ struct file_operations cifs_file_nobrl_ops = { #endif /* CONFIG_CIFS_EXPERIMENTAL */ }; -struct file_operations cifs_file_direct_nobrl_ops = { +const struct file_operations cifs_file_direct_nobrl_ops = { /* no mmap, no aio, no readv - BB reevaluate whether they can be done with directio, no cache */ .read = cifs_user_read, @@ -668,7 +668,7 @@ struct file_operations cifs_file_direct_nobrl_ops = { #endif /* CONFIG_CIFS_EXPERIMENTAL */ }; -struct file_operations cifs_dir_ops = { +const struct file_operations cifs_dir_ops = { .readdir = cifs_readdir, .release = cifs_closedir, .read = generic_read_dir, diff --git a/fs/cifs/cifsfs.h b/fs/cifs/cifsfs.h index 821a8eb2255..74f405ae4da 100644 --- a/fs/cifs/cifsfs.h +++ b/fs/cifs/cifsfs.h @@ -61,10 +61,10 @@ extern struct inode_operations cifs_file_inode_ops; extern struct inode_operations cifs_symlink_inode_ops; /* Functions related to files and directories */ -extern struct file_operations cifs_file_ops; -extern struct file_operations cifs_file_direct_ops; /* if directio mount */ -extern struct file_operations cifs_file_nobrl_ops; -extern struct file_operations cifs_file_direct_nobrl_ops; /* if directio mount */ +extern const struct file_operations cifs_file_ops; +extern const struct file_operations cifs_file_direct_ops; /* if directio mount */ +extern const struct file_operations cifs_file_nobrl_ops; +extern const struct file_operations cifs_file_direct_nobrl_ops; /* if directio mount */ extern int cifs_open(struct inode *inode, struct file *file); extern int cifs_close(struct inode *inode, struct file *file); extern int cifs_closedir(struct inode *inode, struct file *file); @@ -76,7 +76,7 @@ extern int cifs_lock(struct file *, int, struct file_lock *); extern int cifs_fsync(struct file *, struct dentry *, int); extern int cifs_flush(struct file *); extern int cifs_file_mmap(struct file * , struct vm_area_struct *); -extern struct file_operations cifs_dir_ops; +extern const struct file_operations cifs_dir_ops; extern int cifs_dir_open(struct inode *inode, struct file *file); extern int cifs_readdir(struct file *file, void *direntry, filldir_t filldir); extern int cifs_dir_notify(struct file *, unsigned long arg); diff --git a/fs/coda/dir.c b/fs/coda/dir.c index 54f76de8a68..71f2ea632e5 100644 --- a/fs/coda/dir.c +++ b/fs/coda/dir.c @@ -82,7 +82,7 @@ struct inode_operations coda_dir_inode_operations = .setattr = coda_setattr, }; -struct file_operations coda_dir_operations = { +const struct file_operations coda_dir_operations = { .llseek = generic_file_llseek, .read = generic_read_dir, .readdir = coda_readdir, diff --git a/fs/coda/file.c b/fs/coda/file.c index 146a991d6eb..7c2642431fa 100644 --- a/fs/coda/file.c +++ b/fs/coda/file.c @@ -288,7 +288,7 @@ int coda_fsync(struct file *coda_file, struct dentry *coda_dentry, int datasync) return err; } -struct file_operations coda_file_operations = { +const struct file_operations coda_file_operations = { .llseek = generic_file_llseek, .read = coda_file_read, .write = coda_file_write, diff --git a/fs/coda/pioctl.c b/fs/coda/pioctl.c index 127714936c6..214822be87b 100644 --- a/fs/coda/pioctl.c +++ b/fs/coda/pioctl.c @@ -36,7 +36,7 @@ struct inode_operations coda_ioctl_inode_operations = .setattr = coda_setattr, }; -struct file_operations coda_ioctl_operations = { +const struct file_operations coda_ioctl_operations = { .owner = THIS_MODULE, .ioctl = coda_pioctl, }; diff --git a/fs/coda/psdev.c b/fs/coda/psdev.c index 98c74fe2e13..6c6771db36d 100644 --- a/fs/coda/psdev.c +++ b/fs/coda/psdev.c @@ -342,7 +342,7 @@ static int coda_psdev_release(struct inode * inode, struct file * file) } -static struct file_operations coda_psdev_fops = { +static const struct file_operations coda_psdev_fops = { .owner = THIS_MODULE, .read = coda_psdev_read, .write = coda_psdev_write, diff --git a/fs/compat.c b/fs/compat.c index ef5a0771592..7f8e26ea427 100644 --- a/fs/compat.c +++ b/fs/compat.c @@ -1639,15 +1639,6 @@ void compat_set_fd_set(unsigned long nr, compat_ulong_t __user *ufdset, * This is a virtual copy of sys_select from fs/select.c and probably * should be compared to it from time to time */ -static void *select_bits_alloc(int size) -{ - return kmalloc(6 * size, GFP_KERNEL); -} - -static void select_bits_free(void *bits, int size) -{ - kfree(bits); -} /* * We can actually return ERESTARTSYS instead of EINTR, but I'd @@ -1686,7 +1677,7 @@ int compat_core_sys_select(int n, compat_ulong_t __user *inp, */ ret = -ENOMEM; size = FDS_BYTES(n); - bits = select_bits_alloc(size); + bits = kmalloc(6 * size, GFP_KERNEL); if (!bits) goto out_nofds; fds.in = (unsigned long *) bits; @@ -1720,7 +1711,7 @@ int compat_core_sys_select(int n, compat_ulong_t __user *inp, compat_set_fd_set(n, exp, fds.res_ex); out: - select_bits_free(bits, size); + kfree(bits); out_nofds: return ret; } diff --git a/fs/configfs/configfs_internal.h b/fs/configfs/configfs_internal.h index f70e46951b3..3f4ff7a242b 100644 --- a/fs/configfs/configfs_internal.h +++ b/fs/configfs/configfs_internal.h @@ -72,9 +72,9 @@ extern void configfs_release_fs(void); extern struct rw_semaphore configfs_rename_sem; extern struct super_block * configfs_sb; -extern struct file_operations configfs_dir_operations; -extern struct file_operations configfs_file_operations; -extern struct file_operations bin_fops; +extern const struct file_operations configfs_dir_operations; +extern const struct file_operations configfs_file_operations; +extern const struct file_operations bin_fops; extern struct inode_operations configfs_dir_inode_operations; extern struct inode_operations configfs_symlink_inode_operations; diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c index ca60e3abef4..8ed9b06a982 100644 --- a/fs/configfs/dir.c +++ b/fs/configfs/dir.c @@ -1027,7 +1027,7 @@ static loff_t configfs_dir_lseek(struct file * file, loff_t offset, int origin) return offset; } -struct file_operations configfs_dir_operations = { +const struct file_operations configfs_dir_operations = { .open = configfs_dir_open, .release = configfs_dir_close, .llseek = configfs_dir_lseek, diff --git a/fs/configfs/file.c b/fs/configfs/file.c index 3921920d871..f499803743e 100644 --- a/fs/configfs/file.c +++ b/fs/configfs/file.c @@ -322,7 +322,7 @@ static int configfs_release(struct inode * inode, struct file * filp) return 0; } -struct file_operations configfs_file_operations = { +const struct file_operations configfs_file_operations = { .read = configfs_read_file, .write = configfs_write_file, .llseek = generic_file_llseek, diff --git a/fs/cramfs/inode.c b/fs/cramfs/inode.c index acc1b2c10a8..9efcc3a164e 100644 --- a/fs/cramfs/inode.c +++ b/fs/cramfs/inode.c @@ -29,7 +29,7 @@ static struct super_operations cramfs_ops; static struct inode_operations cramfs_dir_inode_operations; -static struct file_operations cramfs_directory_operations; +static const struct file_operations cramfs_directory_operations; static struct address_space_operations cramfs_aops; static DEFINE_MUTEX(read_mutex); @@ -512,7 +512,7 @@ static struct address_space_operations cramfs_aops = { /* * A directory can only readdir */ -static struct file_operations cramfs_directory_operations = { +static const struct file_operations cramfs_directory_operations = { .llseek = generic_file_llseek, .read = generic_read_dir, .readdir = cramfs_readdir, diff --git a/fs/debugfs/file.c b/fs/debugfs/file.c index 40c4fc973fa..66a505422e5 100644 --- a/fs/debugfs/file.c +++ b/fs/debugfs/file.c @@ -39,7 +39,7 @@ static int default_open(struct inode *inode, struct file *file) return 0; } -struct file_operations debugfs_file_operations = { +const struct file_operations debugfs_file_operations = { .read = default_read_file, .write = default_write_file, .open = default_open, @@ -213,7 +213,7 @@ static ssize_t write_file_bool(struct file *file, const char __user *user_buf, return count; } -static struct file_operations fops_bool = { +static const struct file_operations fops_bool = { .read = read_file_bool, .write = write_file_bool, .open = default_open, diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c index d4f1a2cddd4..85d166cdcae 100644 --- a/fs/debugfs/inode.c +++ b/fs/debugfs/inode.c @@ -191,7 +191,7 @@ static int debugfs_create_by_name(const char *name, mode_t mode, */ struct dentry *debugfs_create_file(const char *name, mode_t mode, struct dentry *parent, void *data, - struct file_operations *fops) + const struct file_operations *fops) { struct dentry *dentry = NULL; int error; diff --git a/fs/devfs/base.c b/fs/devfs/base.c index b621521e09d..52f5059c4f3 100644 --- a/fs/devfs/base.c +++ b/fs/devfs/base.c @@ -856,14 +856,14 @@ static int devfsd_close(struct inode *inode, struct file *file); #ifdef CONFIG_DEVFS_DEBUG static ssize_t stat_read(struct file *file, char __user *buf, size_t len, loff_t * ppos); -static struct file_operations stat_fops = { +static const struct file_operations stat_fops = { .open = nonseekable_open, .read = stat_read, }; #endif /* Devfs daemon file operations */ -static struct file_operations devfsd_fops = { +static const struct file_operations devfsd_fops = { .open = nonseekable_open, .read = devfsd_read, .ioctl = devfsd_ioctl, @@ -1842,8 +1842,8 @@ static int try_modload(struct devfs_entry *parent, struct fs_info *fs_info, static struct inode_operations devfs_iops; static struct inode_operations devfs_dir_iops; -static struct file_operations devfs_fops; -static struct file_operations devfs_dir_fops; +static const struct file_operations devfs_fops; +static const struct file_operations devfs_dir_fops; static struct inode_operations devfs_symlink_iops; static int devfs_notify_change(struct dentry *dentry, struct iattr *iattr) @@ -2061,11 +2061,11 @@ static int devfs_open(struct inode *inode, struct file *file) return err; } /* End Function devfs_open */ -static struct file_operations devfs_fops = { +static const struct file_operations devfs_fops = { .open = devfs_open, }; -static struct file_operations devfs_dir_fops = { +static const struct file_operations devfs_dir_fops = { .read = generic_read_dir, .readdir = devfs_readdir, }; diff --git a/fs/efs/dir.c b/fs/efs/dir.c index 777c614ff36..17f5b2d3c16 100644 --- a/fs/efs/dir.c +++ b/fs/efs/dir.c @@ -10,7 +10,7 @@ static int efs_readdir(struct file *, void *, filldir_t); -struct file_operations efs_dir_operations = { +const struct file_operations efs_dir_operations = { .read = generic_read_dir, .readdir = efs_readdir, }; diff --git a/fs/eventpoll.c b/fs/eventpoll.c index e067a06c646..242fe1a66ce 100644 --- a/fs/eventpoll.c +++ b/fs/eventpoll.c @@ -290,7 +290,7 @@ static kmem_cache_t *pwq_cache __read_mostly; static struct vfsmount *eventpoll_mnt __read_mostly; /* File callbacks that implement the eventpoll file behaviour */ -static struct file_operations eventpoll_fops = { +static const struct file_operations eventpoll_fops = { .release = ep_eventpoll_close, .poll = ep_eventpoll_poll }; diff --git a/fs/ext2/dir.c b/fs/ext2/dir.c index 0165388c425..d672aa9f406 100644 --- a/fs/ext2/dir.c +++ b/fs/ext2/dir.c @@ -658,7 +658,7 @@ not_empty: return 0; } -struct file_operations ext2_dir_operations = { +const struct file_operations ext2_dir_operations = { .llseek = generic_file_llseek, .read = generic_read_dir, .readdir = ext2_readdir, diff --git a/fs/ext2/ext2.h b/fs/ext2/ext2.h index 11035ac7986..9f74a62be55 100644 --- a/fs/ext2/ext2.h +++ b/fs/ext2/ext2.h @@ -154,12 +154,12 @@ extern void ext2_write_super (struct super_block *); */ /* dir.c */ -extern struct file_operations ext2_dir_operations; +extern const struct file_operations ext2_dir_operations; /* file.c */ extern struct inode_operations ext2_file_inode_operations; -extern struct file_operations ext2_file_operations; -extern struct file_operations ext2_xip_file_operations; +extern const struct file_operations ext2_file_operations; +extern const struct file_operations ext2_xip_file_operations; /* inode.c */ extern struct address_space_operations ext2_aops; diff --git a/fs/ext2/file.c b/fs/ext2/file.c index a484412fc78..509cceca04d 100644 --- a/fs/ext2/file.c +++ b/fs/ext2/file.c @@ -39,7 +39,7 @@ static int ext2_release_file (struct inode * inode, struct file * filp) * We have mostly NULL's here: the current defaults are ok for * the ext2 filesystem. */ -struct file_operations ext2_file_operations = { +const struct file_operations ext2_file_operations = { .llseek = generic_file_llseek, .read = generic_file_read, .write = generic_file_write, @@ -56,7 +56,7 @@ struct file_operations ext2_file_operations = { }; #ifdef CONFIG_EXT2_FS_XIP -struct file_operations ext2_xip_file_operations = { +const struct file_operations ext2_xip_file_operations = { .llseek = generic_file_llseek, .read = xip_file_read, .write = xip_file_write, diff --git a/fs/ext3/dir.c b/fs/ext3/dir.c index 38bd3f6ec14..f37528ed222 100644 --- a/fs/ext3/dir.c +++ b/fs/ext3/dir.c @@ -39,7 +39,7 @@ static int ext3_dx_readdir(struct file * filp, static int ext3_release_dir (struct inode * inode, struct file * filp); -struct file_operations ext3_dir_operations = { +const struct file_operations ext3_dir_operations = { .llseek = generic_file_llseek, .read = generic_read_dir, .readdir = ext3_readdir, /* we take BKL. needed?*/ diff --git a/fs/ext3/file.c b/fs/ext3/file.c index 59098ea5671..783a796220b 100644 --- a/fs/ext3/file.c +++ b/fs/ext3/file.c @@ -105,7 +105,7 @@ force_commit: return ret; } -struct file_operations ext3_file_operations = { +const struct file_operations ext3_file_operations = { .llseek = generic_file_llseek, .read = do_sync_read, .write = do_sync_write, diff --git a/fs/fat/dir.c b/fs/fat/dir.c index 4095bc149eb..698b85bb1dd 100644 --- a/fs/fat/dir.c +++ b/fs/fat/dir.c @@ -741,7 +741,7 @@ static int fat_dir_ioctl(struct inode * inode, struct file * filp, return ret; } -struct file_operations fat_dir_operations = { +const struct file_operations fat_dir_operations = { .read = generic_read_dir, .readdir = fat_readdir, .ioctl = fat_dir_ioctl, diff --git a/fs/fat/file.c b/fs/fat/file.c index 88aa1ae13f9..1ee25232e6a 100644 --- a/fs/fat/file.c +++ b/fs/fat/file.c @@ -112,7 +112,7 @@ int fat_generic_ioctl(struct inode *inode, struct file *filp, } } -struct file_operations fat_file_operations = { +const struct file_operations fat_file_operations = { .llseek = generic_file_llseek, .read = do_sync_read, .write = do_sync_write, diff --git a/fs/fat/inode.c b/fs/fat/inode.c index 404bfc9f738..c1ce284f8a9 100644 --- a/fs/fat/inode.c +++ b/fs/fat/inode.c @@ -1435,9 +1435,6 @@ out_fail: EXPORT_SYMBOL_GPL(fat_fill_super); -int __init fat_cache_init(void); -void fat_cache_destroy(void); - static int __init init_fat_fs(void) { int err; diff --git a/fs/fifo.c b/fs/fifo.c index d13fcd3ec80..889f722ee36 100644 --- a/fs/fifo.c +++ b/fs/fifo.c @@ -145,6 +145,6 @@ err_nocleanup: * is contain the open that then fills in the correct operations * depending on the access mode of the file... */ -struct file_operations def_fifo_fops = { +const struct file_operations def_fifo_fops = { .open = fifo_open, /* will set read or write pipe_fops */ }; diff --git a/fs/file.c b/fs/file.c index bbc74331473..55f4e702256 100644 --- a/fs/file.c +++ b/fs/file.c @@ -373,6 +373,6 @@ static void __devinit fdtable_defer_list_init(int cpu) void __init files_defer_init(void) { int i; - for_each_cpu(i) + for_each_possible_cpu(i) fdtable_defer_list_init(i); } diff --git a/fs/freevxfs/vxfs_extern.h b/fs/freevxfs/vxfs_extern.h index 927acf70c59..1cf1fe8466a 100644 --- a/fs/freevxfs/vxfs_extern.h +++ b/fs/freevxfs/vxfs_extern.h @@ -63,7 +63,7 @@ extern void vxfs_clear_inode(struct inode *); /* vxfs_lookup.c */ extern struct inode_operations vxfs_dir_inode_ops; -extern struct file_operations vxfs_dir_operations; +extern const struct file_operations vxfs_dir_operations; /* vxfs_olt.c */ extern int vxfs_read_olt(struct super_block *, u_long); diff --git a/fs/freevxfs/vxfs_lookup.c b/fs/freevxfs/vxfs_lookup.c index 554eb455722..29cce456c7c 100644 --- a/fs/freevxfs/vxfs_lookup.c +++ b/fs/freevxfs/vxfs_lookup.c @@ -56,7 +56,7 @@ struct inode_operations vxfs_dir_inode_ops = { .lookup = vxfs_lookup, }; -struct file_operations vxfs_dir_operations = { +const struct file_operations vxfs_dir_operations = { .readdir = vxfs_readdir, }; diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c index 0c9a2ee54c9..23d1f52eb1b 100644 --- a/fs/fuse/dev.c +++ b/fs/fuse/dev.c @@ -922,7 +922,7 @@ static int fuse_dev_release(struct inode *inode, struct file *file) return 0; } -struct file_operations fuse_dev_operations = { +const struct file_operations fuse_dev_operations = { .owner = THIS_MODULE, .llseek = no_llseek, .read = fuse_dev_read, diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c index c72a8a97935..256355b8025 100644 --- a/fs/fuse/dir.c +++ b/fs/fuse/dir.c @@ -1170,7 +1170,7 @@ static struct inode_operations fuse_dir_inode_operations = { .removexattr = fuse_removexattr, }; -static struct file_operations fuse_dir_operations = { +static const struct file_operations fuse_dir_operations = { .llseek = generic_file_llseek, .read = generic_read_dir, .readdir = fuse_readdir, diff --git a/fs/fuse/file.c b/fs/fuse/file.c index 6f05379b0a0..975f2697e86 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -12,7 +12,7 @@ #include <linux/slab.h> #include <linux/kernel.h> -static struct file_operations fuse_direct_io_file_operations; +static const struct file_operations fuse_direct_io_file_operations; static int fuse_send_open(struct inode *inode, struct file *file, int isdir, struct fuse_open_out *outargp) @@ -611,7 +611,7 @@ static int fuse_set_page_dirty(struct page *page) return 0; } -static struct file_operations fuse_file_operations = { +static const struct file_operations fuse_file_operations = { .llseek = generic_file_llseek, .read = generic_file_read, .write = generic_file_write, @@ -623,7 +623,7 @@ static struct file_operations fuse_file_operations = { .sendfile = generic_file_sendfile, }; -static struct file_operations fuse_direct_io_file_operations = { +static const struct file_operations fuse_direct_io_file_operations = { .llseek = generic_file_llseek, .read = fuse_direct_read, .write = fuse_direct_write, diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h index 4a83adfec96..a16a04fcf41 100644 --- a/fs/fuse/fuse_i.h +++ b/fs/fuse/fuse_i.h @@ -346,7 +346,7 @@ static inline u64 get_node_id(struct inode *inode) } /** Device operations */ -extern struct file_operations fuse_dev_operations; +extern const struct file_operations fuse_dev_operations; /** * This is the single global spinlock which protects FUSE's structures diff --git a/fs/hfs/dir.c b/fs/hfs/dir.c index 534e5a7480e..7cd8cc03aea 100644 --- a/fs/hfs/dir.c +++ b/fs/hfs/dir.c @@ -313,7 +313,7 @@ static int hfs_rename(struct inode *old_dir, struct dentry *old_dentry, return res; } -struct file_operations hfs_dir_operations = { +const struct file_operations hfs_dir_operations = { .read = generic_read_dir, .readdir = hfs_readdir, .llseek = generic_file_llseek, diff --git a/fs/hfs/hfs_fs.h b/fs/hfs/hfs_fs.h index 18ce47ab1b7..3ed8663a8db 100644 --- a/fs/hfs/hfs_fs.h +++ b/fs/hfs/hfs_fs.h @@ -169,7 +169,7 @@ extern int hfs_cat_move(u32, struct inode *, struct qstr *, extern void hfs_cat_build_key(struct super_block *, btree_key *, u32, struct qstr *); /* dir.c */ -extern struct file_operations hfs_dir_operations; +extern const struct file_operations hfs_dir_operations; extern struct inode_operations hfs_dir_inode_operations; /* extent.c */ diff --git a/fs/hfs/inode.c b/fs/hfs/inode.c index 2c564701724..2d4ced22201 100644 --- a/fs/hfs/inode.c +++ b/fs/hfs/inode.c @@ -17,7 +17,7 @@ #include "hfs_fs.h" #include "btree.h" -static struct file_operations hfs_file_operations; +static const struct file_operations hfs_file_operations; static struct inode_operations hfs_file_inode_operations; /*================ Variable-like macros ================*/ @@ -601,7 +601,7 @@ int hfs_inode_setattr(struct dentry *dentry, struct iattr * attr) } -static struct file_operations hfs_file_operations = { +static const struct file_operations hfs_file_operations = { .llseek = generic_file_llseek, .read = generic_file_read, .write = generic_file_write, diff --git a/fs/hfsplus/dir.c b/fs/hfsplus/dir.c index 01a6fe3a395..1f9ece0de32 100644 --- a/fs/hfsplus/dir.c +++ b/fs/hfsplus/dir.c @@ -483,7 +483,7 @@ struct inode_operations hfsplus_dir_inode_operations = { .rename = hfsplus_rename, }; -struct file_operations hfsplus_dir_operations = { +const struct file_operations hfsplus_dir_operations = { .read = generic_read_dir, .readdir = hfsplus_readdir, .ioctl = hfsplus_ioctl, diff --git a/fs/hfsplus/inode.c b/fs/hfsplus/inode.c index 9fbe4d2aeec..acf66dba3e0 100644 --- a/fs/hfsplus/inode.c +++ b/fs/hfsplus/inode.c @@ -280,7 +280,7 @@ static struct inode_operations hfsplus_file_inode_operations = { .listxattr = hfsplus_listxattr, }; -static struct file_operations hfsplus_file_operations = { +static const struct file_operations hfsplus_file_operations = { .llseek = generic_file_llseek, .read = generic_file_read, .write = generic_file_write, diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c index b3ad0bd0312..bf0f8e16e43 100644 --- a/fs/hostfs/hostfs_kern.c +++ b/fs/hostfs/hostfs_kern.c @@ -384,7 +384,7 @@ int hostfs_fsync(struct file *file, struct dentry *dentry, int datasync) return fsync_file(HOSTFS_I(dentry->d_inode)->fd, datasync); } -static struct file_operations hostfs_file_fops = { +static const struct file_operations hostfs_file_fops = { .llseek = generic_file_llseek, .read = generic_file_read, .sendfile = generic_file_sendfile, @@ -399,7 +399,7 @@ static struct file_operations hostfs_file_fops = { .fsync = hostfs_fsync, }; -static struct file_operations hostfs_dir_fops = { +static const struct file_operations hostfs_dir_fops = { .llseek = generic_file_llseek, .readdir = hostfs_readdir, .read = generic_read_dir, diff --git a/fs/hpfs/dir.c b/fs/hpfs/dir.c index 5591f9623aa..ecc9180645a 100644 --- a/fs/hpfs/dir.c +++ b/fs/hpfs/dir.c @@ -310,7 +310,7 @@ struct dentry *hpfs_lookup(struct inode *dir, struct dentry *dentry, struct name return ERR_PTR(-ENOENT); } -struct file_operations hpfs_dir_ops = +const struct file_operations hpfs_dir_ops = { .llseek = hpfs_dir_lseek, .read = generic_read_dir, diff --git a/fs/hpfs/file.c b/fs/hpfs/file.c index 7c995ac4081..d3b9fffe45a 100644 --- a/fs/hpfs/file.c +++ b/fs/hpfs/file.c @@ -119,7 +119,7 @@ static ssize_t hpfs_file_write(struct file *file, const char __user *buf, return retval; } -struct file_operations hpfs_file_ops = +const struct file_operations hpfs_file_ops = { .llseek = generic_file_llseek, .read = generic_file_read, diff --git a/fs/hpfs/hpfs_fn.h b/fs/hpfs/hpfs_fn.h index 4c6473ab3b3..29b7a3e5517 100644 --- a/fs/hpfs/hpfs_fn.h +++ b/fs/hpfs/hpfs_fn.h @@ -240,7 +240,7 @@ void hpfs_set_dentry_operations(struct dentry *); /* dir.c */ struct dentry *hpfs_lookup(struct inode *, struct dentry *, struct nameidata *); -extern struct file_operations hpfs_dir_ops; +extern const struct file_operations hpfs_dir_ops; /* dnode.c */ @@ -266,7 +266,7 @@ void hpfs_set_ea(struct inode *, struct fnode *, char *, char *, int); /* file.c */ int hpfs_file_fsync(struct file *, struct dentry *, int); -extern struct file_operations hpfs_file_ops; +extern const struct file_operations hpfs_file_ops; extern struct inode_operations hpfs_file_iops; extern struct address_space_operations hpfs_aops; diff --git a/fs/hppfs/hppfs_kern.c b/fs/hppfs/hppfs_kern.c index a44dc589739..2ba20cdb5ba 100644 --- a/fs/hppfs/hppfs_kern.c +++ b/fs/hppfs/hppfs_kern.c @@ -558,7 +558,7 @@ static loff_t hppfs_llseek(struct file *file, loff_t off, int where) return(default_llseek(file, off, where)); } -static struct file_operations hppfs_file_fops = { +static const struct file_operations hppfs_file_fops = { .owner = NULL, .llseek = hppfs_llseek, .read = hppfs_read, @@ -609,7 +609,7 @@ static int hppfs_fsync(struct file *file, struct dentry *dentry, int datasync) return(0); } -static struct file_operations hppfs_dir_fops = { +static const struct file_operations hppfs_dir_fops = { .owner = NULL, .readdir = hppfs_readdir, .open = hppfs_dir_open, diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c index 25fa8bba8cb..3a5b4e92345 100644 --- a/fs/hugetlbfs/inode.c +++ b/fs/hugetlbfs/inode.c @@ -35,7 +35,7 @@ static struct super_operations hugetlbfs_ops; static struct address_space_operations hugetlbfs_aops; -struct file_operations hugetlbfs_file_operations; +const struct file_operations hugetlbfs_file_operations; static struct inode_operations hugetlbfs_dir_inode_operations; static struct inode_operations hugetlbfs_inode_operations; @@ -566,7 +566,7 @@ static void init_once(void *foo, kmem_cache_t *cachep, unsigned long flags) inode_init_once(&ei->vfs_inode); } -struct file_operations hugetlbfs_file_operations = { +const struct file_operations hugetlbfs_file_operations = { .mmap = hugetlbfs_file_mmap, .fsync = simple_sync_file, .get_unmapped_area = hugetlb_get_unmapped_area, diff --git a/fs/inode.c b/fs/inode.c index 1fddf2803af..32b7c337502 100644 --- a/fs/inode.c +++ b/fs/inode.c @@ -104,7 +104,7 @@ static struct inode *alloc_inode(struct super_block *sb) { static struct address_space_operations empty_aops; static struct inode_operations empty_iops; - static struct file_operations empty_fops; + static const struct file_operations empty_fops; struct inode *inode; if (sb->s_op->alloc_inode) diff --git a/fs/inotify.c b/fs/inotify.c index f48a3dae071..367c487c014 100644 --- a/fs/inotify.c +++ b/fs/inotify.c @@ -920,7 +920,7 @@ static long inotify_ioctl(struct file *file, unsigned int cmd, return ret; } -static struct file_operations inotify_fops = { +static const struct file_operations inotify_fops = { .poll = inotify_poll, .read = inotify_read, .release = inotify_release, diff --git a/fs/isofs/dir.c b/fs/isofs/dir.c index 7901ac9f97a..5440ea292c6 100644 --- a/fs/isofs/dir.c +++ b/fs/isofs/dir.c @@ -16,7 +16,7 @@ static int isofs_readdir(struct file *, void *, filldir_t); -struct file_operations isofs_dir_operations = +const struct file_operations isofs_dir_operations = { .read = generic_read_dir, .readdir = isofs_readdir, diff --git a/fs/isofs/isofs.h b/fs/isofs/isofs.h index 439a19b1bf3..b87ba066f5e 100644 --- a/fs/isofs/isofs.h +++ b/fs/isofs/isofs.h @@ -175,6 +175,6 @@ isofs_normalize_block_and_offset(struct iso_directory_record* de, } extern struct inode_operations isofs_dir_inode_operations; -extern struct file_operations isofs_dir_operations; +extern const struct file_operations isofs_dir_operations; extern struct address_space_operations isofs_symlink_aops; extern struct export_operations isofs_export_ops; diff --git a/fs/jffs/inode-v23.c b/fs/jffs/inode-v23.c index 5a4519e834d..020cc097c53 100644 --- a/fs/jffs/inode-v23.c +++ b/fs/jffs/inode-v23.c @@ -55,9 +55,9 @@ static int jffs_remove(struct inode *dir, struct dentry *dentry, int type); static struct super_operations jffs_ops; -static struct file_operations jffs_file_operations; +static const struct file_operations jffs_file_operations; static struct inode_operations jffs_file_inode_operations; -static struct file_operations jffs_dir_operations; +static const struct file_operations jffs_dir_operations; static struct inode_operations jffs_dir_inode_operations; static struct address_space_operations jffs_address_operations; @@ -1629,7 +1629,7 @@ static int jffs_fsync(struct file *f, struct dentry *d, int datasync) } -static struct file_operations jffs_file_operations = +static const struct file_operations jffs_file_operations = { .open = generic_file_open, .llseek = generic_file_llseek, @@ -1649,7 +1649,7 @@ static struct inode_operations jffs_file_inode_operations = }; -static struct file_operations jffs_dir_operations = +static const struct file_operations jffs_dir_operations = { .readdir = jffs_readdir, }; diff --git a/fs/jffs2/dir.c b/fs/jffs2/dir.c index a7bf9cb2567..8bc7a5018e4 100644 --- a/fs/jffs2/dir.c +++ b/fs/jffs2/dir.c @@ -37,7 +37,7 @@ static int jffs2_mknod (struct inode *,struct dentry *,int,dev_t); static int jffs2_rename (struct inode *, struct dentry *, struct inode *, struct dentry *); -struct file_operations jffs2_dir_operations = +const struct file_operations jffs2_dir_operations = { .read = generic_read_dir, .readdir = jffs2_readdir, diff --git a/fs/jffs2/file.c b/fs/jffs2/file.c index 935f273dc57..9f4171213e5 100644 --- a/fs/jffs2/file.c +++ b/fs/jffs2/file.c @@ -38,7 +38,7 @@ int jffs2_fsync(struct file *filp, struct dentry *dentry, int datasync) return 0; } -struct file_operations jffs2_file_operations = +const struct file_operations jffs2_file_operations = { .llseek = generic_file_llseek, .open = generic_file_open, diff --git a/fs/jffs2/os-linux.h b/fs/jffs2/os-linux.h index 59e7a393200..d307cf54862 100644 --- a/fs/jffs2/os-linux.h +++ b/fs/jffs2/os-linux.h @@ -159,11 +159,11 @@ void jffs2_stop_garbage_collect_thread(struct jffs2_sb_info *c); void jffs2_garbage_collect_trigger(struct jffs2_sb_info *c); /* dir.c */ -extern struct file_operations jffs2_dir_operations; +extern const struct file_operations jffs2_dir_operations; extern struct inode_operations jffs2_dir_inode_operations; /* file.c */ -extern struct file_operations jffs2_file_operations; +extern const struct file_operations jffs2_file_operations; extern struct inode_operations jffs2_file_inode_operations; extern struct address_space_operations jffs2_file_address_operations; int jffs2_fsync(struct file *, struct dentry *, int); diff --git a/fs/jfs/file.c b/fs/jfs/file.c index e1ac6e497e2..1c9745be5ad 100644 --- a/fs/jfs/file.c +++ b/fs/jfs/file.c @@ -100,7 +100,7 @@ struct inode_operations jfs_file_inode_operations = { #endif }; -struct file_operations jfs_file_operations = { +const struct file_operations jfs_file_operations = { .open = jfs_open, .llseek = generic_file_llseek, .write = generic_file_write, diff --git a/fs/jfs/jfs_inode.h b/fs/jfs/jfs_inode.h index 095d471b9f9..c3007267446 100644 --- a/fs/jfs/jfs_inode.h +++ b/fs/jfs/jfs_inode.h @@ -35,9 +35,9 @@ extern void jfs_set_inode_flags(struct inode *); extern struct address_space_operations jfs_aops; extern struct inode_operations jfs_dir_inode_operations; -extern struct file_operations jfs_dir_operations; +extern const struct file_operations jfs_dir_operations; extern struct inode_operations jfs_file_inode_operations; -extern struct file_operations jfs_file_operations; +extern const struct file_operations jfs_file_operations; extern struct inode_operations jfs_symlink_inode_operations; extern struct dentry_operations jfs_ci_dentry_operations; #endif /* _H_JFS_INODE */ diff --git a/fs/jfs/namei.c b/fs/jfs/namei.c index 309cee575f7..09ea03f6227 100644 --- a/fs/jfs/namei.c +++ b/fs/jfs/namei.c @@ -1519,7 +1519,7 @@ struct inode_operations jfs_dir_inode_operations = { #endif }; -struct file_operations jfs_dir_operations = { +const struct file_operations jfs_dir_operations = { .read = generic_read_dir, .readdir = jfs_readdir, .fsync = jfs_fsync, diff --git a/fs/libfs.c b/fs/libfs.c index 4fdeaceb892..7145ba7a48d 100644 --- a/fs/libfs.c +++ b/fs/libfs.c @@ -179,7 +179,7 @@ ssize_t generic_read_dir(struct file *filp, char __user *buf, size_t siz, loff_t return -EISDIR; } -struct file_operations simple_dir_operations = { +const struct file_operations simple_dir_operations = { .open = dcache_dir_open, .release = dcache_dir_close, .llseek = dcache_dir_lseek, diff --git a/fs/mbcache.c b/fs/mbcache.c index 73e754fea2d..e4fde1ab22c 100644 --- a/fs/mbcache.c +++ b/fs/mbcache.c @@ -311,7 +311,7 @@ fail: /* * mb_cache_shrink() * - * Removes all cache entires of a device from the cache. All cache entries + * Removes all cache entries of a device from the cache. All cache entries * currently in use cannot be freed, and thus remain in the cache. All others * are freed. * diff --git a/fs/minix/dir.c b/fs/minix/dir.c index 732502aabc0..69224d1fe04 100644 --- a/fs/minix/dir.c +++ b/fs/minix/dir.c @@ -14,7 +14,7 @@ typedef struct minix_dir_entry minix_dirent; static int minix_readdir(struct file *, void *, filldir_t); -struct file_operations minix_dir_operations = { +const struct file_operations minix_dir_operations = { .read = generic_read_dir, .readdir = minix_readdir, .fsync = minix_sync_file, diff --git a/fs/minix/file.c b/fs/minix/file.c index f1d77acb3f0..420b32882a1 100644 --- a/fs/minix/file.c +++ b/fs/minix/file.c @@ -15,7 +15,7 @@ */ int minix_sync_file(struct file *, struct dentry *, int); -struct file_operations minix_file_operations = { +const struct file_operations minix_file_operations = { .llseek = generic_file_llseek, .read = generic_file_read, .write = generic_file_write, diff --git a/fs/minix/minix.h b/fs/minix/minix.h index e42a8bb8900..c55b77cdcc8 100644 --- a/fs/minix/minix.h +++ b/fs/minix/minix.h @@ -81,8 +81,8 @@ extern int minix_sync_file(struct file *, struct dentry *, int); extern struct inode_operations minix_file_inode_operations; extern struct inode_operations minix_dir_inode_operations; -extern struct file_operations minix_file_operations; -extern struct file_operations minix_dir_operations; +extern const struct file_operations minix_file_operations; +extern const struct file_operations minix_dir_operations; extern struct dentry_operations minix_dentry_operations; static inline struct minix_sb_info *minix_sb(struct super_block *sb) diff --git a/fs/ncpfs/dir.c b/fs/ncpfs/dir.c index cfd76f431dc..f0860c602d8 100644 --- a/fs/ncpfs/dir.c +++ b/fs/ncpfs/dir.c @@ -49,7 +49,7 @@ extern int ncp_symlink(struct inode *, struct dentry *, const char *); #define ncp_symlink NULL #endif -struct file_operations ncp_dir_operations = +const struct file_operations ncp_dir_operations = { .read = generic_read_dir, .readdir = ncp_readdir, diff --git a/fs/ncpfs/file.c b/fs/ncpfs/file.c index ebdad8f6398..e6b7c67cf05 100644 --- a/fs/ncpfs/file.c +++ b/fs/ncpfs/file.c @@ -283,7 +283,7 @@ static int ncp_release(struct inode *inode, struct file *file) { return 0; } -struct file_operations ncp_file_operations = +const struct file_operations ncp_file_operations = { .llseek = remote_llseek, .read = ncp_file_read, diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index 06c48b385c9..a23f3489416 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -54,7 +54,7 @@ static int nfs_rename(struct inode *, struct dentry *, static int nfs_fsync_dir(struct file *, struct dentry *, int); static loff_t nfs_llseek_dir(struct file *, loff_t, int); -struct file_operations nfs_dir_operations = { +const struct file_operations nfs_dir_operations = { .llseek = nfs_llseek_dir, .read = generic_read_dir, .readdir = nfs_readdir, diff --git a/fs/nfs/file.c b/fs/nfs/file.c index dee49a0cb99..f1df2c8d925 100644 --- a/fs/nfs/file.c +++ b/fs/nfs/file.c @@ -49,7 +49,7 @@ static int nfs_check_flags(int flags); static int nfs_lock(struct file *filp, int cmd, struct file_lock *fl); static int nfs_flock(struct file *filp, int cmd, struct file_lock *fl); -struct file_operations nfs_file_operations = { +const struct file_operations nfs_file_operations = { .llseek = nfs_file_llseek, .read = do_sync_read, .write = do_sync_write, diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c index c8960aff096..3ef017b3b5b 100644 --- a/fs/nfsd/nfsctl.c +++ b/fs/nfsd/nfsctl.c @@ -134,7 +134,7 @@ static ssize_t nfsctl_transaction_read(struct file *file, char __user *buf, size return simple_transaction_read(file, buf, size, pos); } -static struct file_operations transaction_ops = { +static const struct file_operations transaction_ops = { .write = nfsctl_transaction_write, .read = nfsctl_transaction_read, .release = simple_transaction_release, @@ -146,7 +146,7 @@ static int exports_open(struct inode *inode, struct file *file) return seq_open(file, &nfs_exports_op); } -static struct file_operations exports_operations = { +static const struct file_operations exports_operations = { .open = exports_open, .read = seq_read, .llseek = seq_lseek, diff --git a/fs/nfsd/stats.c b/fs/nfsd/stats.c index 1cf955bcc52..57265d56380 100644 --- a/fs/nfsd/stats.c +++ b/fs/nfsd/stats.c @@ -80,7 +80,7 @@ static int nfsd_proc_open(struct inode *inode, struct file *file) return single_open(file, nfsd_proc_show, NULL); } -static struct file_operations nfsd_proc_fops = { +static const struct file_operations nfsd_proc_fops = { .owner = THIS_MODULE, .open = nfsd_proc_open, .read = seq_read, diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c index 5320e5afadd..31018333dc3 100644 --- a/fs/nfsd/vfs.c +++ b/fs/nfsd/vfs.c @@ -706,7 +706,7 @@ nfsd_close(struct file *filp) * after it. */ static inline int nfsd_dosync(struct file *filp, struct dentry *dp, - struct file_operations *fop) + const struct file_operations *fop) { struct inode *inode = dp->d_inode; int (*fsync) (struct file *, struct dentry *, int); diff --git a/fs/ntfs/dir.c b/fs/ntfs/dir.c index 9d9ed3fe371..d1e2c6f9f05 100644 --- a/fs/ntfs/dir.c +++ b/fs/ntfs/dir.c @@ -1553,7 +1553,7 @@ static int ntfs_dir_fsync(struct file *filp, struct dentry *dentry, #endif /* NTFS_RW */ -struct file_operations ntfs_dir_ops = { +const struct file_operations ntfs_dir_ops = { .llseek = generic_file_llseek, /* Seek inside directory. */ .read = generic_read_dir, /* Return -EISDIR. */ .readdir = ntfs_readdir, /* Read directory contents. */ diff --git a/fs/ntfs/file.c b/fs/ntfs/file.c index f5d057e4acc..c63a83e8da9 100644 --- a/fs/ntfs/file.c +++ b/fs/ntfs/file.c @@ -2294,7 +2294,7 @@ static int ntfs_file_fsync(struct file *filp, struct dentry *dentry, #endif /* NTFS_RW */ -struct file_operations ntfs_file_ops = { +const struct file_operations ntfs_file_ops = { .llseek = generic_file_llseek, /* Seek inside file. */ .read = generic_file_read, /* Read from file. */ .aio_read = generic_file_aio_read, /* Async read from file. */ @@ -2337,6 +2337,6 @@ struct inode_operations ntfs_file_inode_ops = { #endif /* NTFS_RW */ }; -struct file_operations ntfs_empty_file_ops = {}; +const struct file_operations ntfs_empty_file_ops = {}; struct inode_operations ntfs_empty_inode_ops = {}; diff --git a/fs/ntfs/ntfs.h b/fs/ntfs/ntfs.h index 166142960b5..bf7b3d7c093 100644 --- a/fs/ntfs/ntfs.h +++ b/fs/ntfs/ntfs.h @@ -60,13 +60,13 @@ extern struct kmem_cache *ntfs_index_ctx_cache; extern struct address_space_operations ntfs_aops; extern struct address_space_operations ntfs_mst_aops; -extern struct file_operations ntfs_file_ops; +extern const struct file_operations ntfs_file_ops; extern struct inode_operations ntfs_file_inode_ops; -extern struct file_operations ntfs_dir_ops; +extern const struct file_operations ntfs_dir_ops; extern struct inode_operations ntfs_dir_inode_ops; -extern struct file_operations ntfs_empty_file_ops; +extern const struct file_operations ntfs_empty_file_ops; extern struct inode_operations ntfs_empty_inode_ops; extern struct export_operations ntfs_export_ops; diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c index 84f153aca69..64cd52860c8 100644 --- a/fs/ocfs2/dlmglue.c +++ b/fs/ocfs2/dlmglue.c @@ -2017,7 +2017,7 @@ out: return ret; } -static struct file_operations ocfs2_dlm_debug_fops = { +static const struct file_operations ocfs2_dlm_debug_fops = { .open = ocfs2_dlm_debug_open, .release = ocfs2_dlm_debug_release, .read = seq_read, diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index 4b4cbadd583..34e903a6a46 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -1176,7 +1176,7 @@ struct inode_operations ocfs2_special_file_iops = { .getattr = ocfs2_getattr, }; -struct file_operations ocfs2_fops = { +const struct file_operations ocfs2_fops = { .read = do_sync_read, .write = do_sync_write, .sendfile = generic_file_sendfile, @@ -1188,7 +1188,7 @@ struct file_operations ocfs2_fops = { .aio_write = ocfs2_file_aio_write, }; -struct file_operations ocfs2_dops = { +const struct file_operations ocfs2_dops = { .read = generic_read_dir, .readdir = ocfs2_readdir, .fsync = ocfs2_sync_file, diff --git a/fs/ocfs2/file.h b/fs/ocfs2/file.h index a5ea33b2406..740c9e7ca59 100644 --- a/fs/ocfs2/file.h +++ b/fs/ocfs2/file.h @@ -26,8 +26,8 @@ #ifndef OCFS2_FILE_H #define OCFS2_FILE_H -extern struct file_operations ocfs2_fops; -extern struct file_operations ocfs2_dops; +extern const struct file_operations ocfs2_fops; +extern const struct file_operations ocfs2_dops; extern struct inode_operations ocfs2_file_iops; extern struct inode_operations ocfs2_special_file_iops; struct ocfs2_alloc_context; diff --git a/fs/openpromfs/inode.c b/fs/openpromfs/inode.c index aeb0106890e..0f14276a2e5 100644 --- a/fs/openpromfs/inode.c +++ b/fs/openpromfs/inode.c @@ -581,17 +581,17 @@ int property_release (struct inode *inode, struct file *filp) return 0; } -static struct file_operations openpromfs_prop_ops = { +static const struct file_operations openpromfs_prop_ops = { .read = property_read, .write = property_write, .release = property_release, }; -static struct file_operations openpromfs_nodenum_ops = { +static const struct file_operations openpromfs_nodenum_ops = { .read = nodenum_read, }; -static struct file_operations openprom_operations = { +static const struct file_operations openprom_operations = { .read = generic_read_dir, .readdir = openpromfs_readdir, }; diff --git a/fs/pipe.c b/fs/pipe.c index 4384c929094..e2f4f1d9ffc 100644 --- a/fs/pipe.c +++ b/fs/pipe.c @@ -568,7 +568,7 @@ pipe_rdwr_open(struct inode *inode, struct file *filp) * The file_operations structs are not static because they * are also used in linux/fs/fifo.c to do operations on FIFOs. */ -struct file_operations read_fifo_fops = { +const struct file_operations read_fifo_fops = { .llseek = no_llseek, .read = pipe_read, .readv = pipe_readv, @@ -580,7 +580,7 @@ struct file_operations read_fifo_fops = { .fasync = pipe_read_fasync, }; -struct file_operations write_fifo_fops = { +const struct file_operations write_fifo_fops = { .llseek = no_llseek, .read = bad_pipe_r, .write = pipe_write, @@ -592,7 +592,7 @@ struct file_operations write_fifo_fops = { .fasync = pipe_write_fasync, }; -struct file_operations rdwr_fifo_fops = { +const struct file_operations rdwr_fifo_fops = { .llseek = no_llseek, .read = pipe_read, .readv = pipe_readv, diff --git a/fs/proc/generic.c b/fs/proc/generic.c index 47b7a20d45e..4ba03009cf7 100644 --- a/fs/proc/generic.c +++ b/fs/proc/generic.c @@ -560,7 +560,7 @@ static void proc_kill_inodes(struct proc_dir_entry *de) struct file * filp = list_entry(p, struct file, f_u.fu_list); struct dentry * dentry = filp->f_dentry; struct inode * inode; - struct file_operations *fops; + const struct file_operations *fops; if (dentry->d_op != &proc_dentry_operations) continue; diff --git a/fs/proc/internal.h b/fs/proc/internal.h index 95a1cf32b83..0502f17b860 100644 --- a/fs/proc/internal.h +++ b/fs/proc/internal.h @@ -30,7 +30,7 @@ do { \ #endif -extern void create_seq_entry(char *name, mode_t mode, struct file_operations *f); +extern void create_seq_entry(char *name, mode_t mode, const struct file_operations *f); extern int proc_exe_link(struct inode *, struct dentry **, struct vfsmount **); extern int proc_tid_stat(struct task_struct *, char *); extern int proc_tgid_stat(struct task_struct *, char *); diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c index adc2cd95169..17f6e8fa139 100644 --- a/fs/proc/kcore.c +++ b/fs/proc/kcore.c @@ -31,7 +31,7 @@ static int open_kcore(struct inode * inode, struct file * filp) static ssize_t read_kcore(struct file *, char __user *, size_t, loff_t *); -struct file_operations proc_kcore_operations = { +const struct file_operations proc_kcore_operations = { .read = read_kcore, .open = open_kcore, }; diff --git a/fs/proc/kmsg.c b/fs/proc/kmsg.c index 10d37bf2520..ff3b90b56e9 100644 --- a/fs/proc/kmsg.c +++ b/fs/proc/kmsg.c @@ -47,7 +47,7 @@ static unsigned int kmsg_poll(struct file *file, poll_table *wait) } -struct file_operations proc_kmsg_operations = { +const struct file_operations proc_kmsg_operations = { .read = kmsg_read, .poll = kmsg_poll, .open = kmsg_open, diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c index 1e9ea37d457..ef5a3323f4b 100644 --- a/fs/proc/proc_misc.c +++ b/fs/proc/proc_misc.c @@ -534,7 +534,7 @@ static int show_stat(struct seq_file *p, void *v) if (wall_to_monotonic.tv_nsec) --jif; - for_each_cpu(i) { + for_each_possible_cpu(i) { int j; user = cputime64_add(user, kstat_cpu(i).cpustat.user); @@ -731,7 +731,7 @@ static struct file_operations proc_sysrq_trigger_operations = { struct proc_dir_entry *proc_root_kcore; -void create_seq_entry(char *name, mode_t mode, struct file_operations *f) +void create_seq_entry(char *name, mode_t mode, const struct file_operations *f) { struct proc_dir_entry *entry; entry = create_proc_entry(name, mode, NULL); diff --git a/fs/proc/vmcore.c b/fs/proc/vmcore.c index 4063fb32f78..7efa73d44c9 100644 --- a/fs/proc/vmcore.c +++ b/fs/proc/vmcore.c @@ -172,7 +172,7 @@ static int open_vmcore(struct inode *inode, struct file *filp) return 0; } -struct file_operations proc_vmcore_operations = { +const struct file_operations proc_vmcore_operations = { .read = read_vmcore, .open = open_vmcore, }; diff --git a/fs/qnx4/dir.c b/fs/qnx4/dir.c index 7a8f5595c26..9031948fefd 100644 --- a/fs/qnx4/dir.c +++ b/fs/qnx4/dir.c @@ -81,7 +81,7 @@ out: return 0; } -struct file_operations qnx4_dir_operations = +const struct file_operations qnx4_dir_operations = { .read = generic_read_dir, .readdir = qnx4_readdir, diff --git a/fs/qnx4/file.c b/fs/qnx4/file.c index c33963fded9..62af4b1348b 100644 --- a/fs/qnx4/file.c +++ b/fs/qnx4/file.c @@ -19,7 +19,7 @@ * We have mostly NULL's here: the current defaults are ok for * the qnx4 filesystem. */ -struct file_operations qnx4_file_operations = +const struct file_operations qnx4_file_operations = { .llseek = generic_file_llseek, .read = generic_file_read, diff --git a/fs/ramfs/file-mmu.c b/fs/ramfs/file-mmu.c index 6ada2095b9a..00a933eb820 100644 --- a/fs/ramfs/file-mmu.c +++ b/fs/ramfs/file-mmu.c @@ -32,7 +32,7 @@ struct address_space_operations ramfs_aops = { .commit_write = simple_commit_write }; -struct file_operations ramfs_file_operations = { +const struct file_operations ramfs_file_operations = { .read = generic_file_read, .write = generic_file_write, .mmap = generic_file_mmap, diff --git a/fs/ramfs/file-nommu.c b/fs/ramfs/file-nommu.c index b1ca234068f..f443a84b98a 100644 --- a/fs/ramfs/file-nommu.c +++ b/fs/ramfs/file-nommu.c @@ -33,7 +33,7 @@ struct address_space_operations ramfs_aops = { .commit_write = simple_commit_write }; -struct file_operations ramfs_file_operations = { +const struct file_operations ramfs_file_operations = { .mmap = ramfs_nommu_mmap, .get_unmapped_area = ramfs_nommu_get_unmapped_area, .read = generic_file_read, diff --git a/fs/ramfs/internal.h b/fs/ramfs/internal.h index 272c8a7120b..313237631b4 100644 --- a/fs/ramfs/internal.h +++ b/fs/ramfs/internal.h @@ -11,5 +11,5 @@ extern struct address_space_operations ramfs_aops; -extern struct file_operations ramfs_file_operations; +extern const struct file_operations ramfs_file_operations; extern struct inode_operations ramfs_file_inode_operations; diff --git a/fs/read_write.c b/fs/read_write.c index 34b1bf259ef..6256ca81a71 100644 --- a/fs/read_write.c +++ b/fs/read_write.c @@ -19,7 +19,7 @@ #include <asm/uaccess.h> #include <asm/unistd.h> -struct file_operations generic_ro_fops = { +const struct file_operations generic_ro_fops = { .llseek = generic_file_llseek, .read = generic_file_read, .mmap = generic_file_readonly_mmap, diff --git a/fs/reiserfs/dir.c b/fs/reiserfs/dir.c index d71ac657928..973c819f803 100644 --- a/fs/reiserfs/dir.c +++ b/fs/reiserfs/dir.c @@ -18,7 +18,7 @@ static int reiserfs_readdir(struct file *, void *, filldir_t); static int reiserfs_dir_fsync(struct file *filp, struct dentry *dentry, int datasync); -struct file_operations reiserfs_dir_operations = { +const struct file_operations reiserfs_dir_operations = { .read = generic_read_dir, .readdir = reiserfs_readdir, .fsync = reiserfs_dir_fsync, diff --git a/fs/reiserfs/file.c b/fs/reiserfs/file.c index d0c1e865963..010094d14da 100644 --- a/fs/reiserfs/file.c +++ b/fs/reiserfs/file.c @@ -1566,7 +1566,7 @@ static ssize_t reiserfs_aio_write(struct kiocb *iocb, const char __user * buf, return generic_file_aio_write(iocb, buf, count, pos); } -struct file_operations reiserfs_file_operations = { +const struct file_operations reiserfs_file_operations = { .read = generic_file_read, .write = reiserfs_file_write, .ioctl = reiserfs_ioctl, diff --git a/fs/reiserfs/procfs.c b/fs/reiserfs/procfs.c index ef6caed9336..731688e1cfe 100644 --- a/fs/reiserfs/procfs.c +++ b/fs/reiserfs/procfs.c @@ -470,7 +470,7 @@ static int r_open(struct inode *inode, struct file *file) return ret; } -static struct file_operations r_file_operations = { +static const struct file_operations r_file_operations = { .open = r_open, .read = seq_read, .llseek = seq_lseek, diff --git a/fs/romfs/inode.c b/fs/romfs/inode.c index c2fc424d7d5..9b9eda7b335 100644 --- a/fs/romfs/inode.c +++ b/fs/romfs/inode.c @@ -463,7 +463,7 @@ static struct address_space_operations romfs_aops = { .readpage = romfs_readpage }; -static struct file_operations romfs_dir_operations = { +static const struct file_operations romfs_dir_operations = { .read = generic_read_dir, .readdir = romfs_readdir, }; diff --git a/fs/select.c b/fs/select.c index 1815a57d225..b3a3a1326af 100644 --- a/fs/select.c +++ b/fs/select.c @@ -29,12 +29,6 @@ #define ROUND_UP(x,y) (((x)+(y)-1)/(y)) #define DEFAULT_POLLMASK (POLLIN | POLLOUT | POLLRDNORM | POLLWRNORM) -struct poll_table_entry { - struct file * filp; - wait_queue_t wait; - wait_queue_head_t * wait_address; -}; - struct poll_table_page { struct poll_table_page * next; struct poll_table_entry * entry; @@ -64,13 +58,23 @@ void poll_initwait(struct poll_wqueues *pwq) init_poll_funcptr(&pwq->pt, __pollwait); pwq->error = 0; pwq->table = NULL; + pwq->inline_index = 0; } EXPORT_SYMBOL(poll_initwait); +static void free_poll_entry(struct poll_table_entry *entry) +{ + remove_wait_queue(entry->wait_address,&entry->wait); + fput(entry->filp); +} + void poll_freewait(struct poll_wqueues *pwq) { struct poll_table_page * p = pwq->table; + int i; + for (i = 0; i < pwq->inline_index; i++) + free_poll_entry(pwq->inline_entries + i); while (p) { struct poll_table_entry * entry; struct poll_table_page *old; @@ -78,8 +82,7 @@ void poll_freewait(struct poll_wqueues *pwq) entry = p->entry; do { entry--; - remove_wait_queue(entry->wait_address,&entry->wait); - fput(entry->filp); + free_poll_entry(entry); } while (entry > p->entries); old = p; p = p->next; @@ -89,12 +92,14 @@ void poll_freewait(struct poll_wqueues *pwq) EXPORT_SYMBOL(poll_freewait); -static void __pollwait(struct file *filp, wait_queue_head_t *wait_address, - poll_table *_p) +static struct poll_table_entry *poll_get_entry(poll_table *_p) { struct poll_wqueues *p = container_of(_p, struct poll_wqueues, pt); struct poll_table_page *table = p->table; + if (p->inline_index < N_INLINE_POLL_ENTRIES) + return p->inline_entries + p->inline_index++; + if (!table || POLL_TABLE_FULL(table)) { struct poll_table_page *new_table; @@ -102,7 +107,7 @@ static void __pollwait(struct file *filp, wait_queue_head_t *wait_address, if (!new_table) { p->error = -ENOMEM; __set_current_state(TASK_RUNNING); - return; + return NULL; } new_table->entry = new_table->entries; new_table->next = table; @@ -110,16 +115,21 @@ static void __pollwait(struct file *filp, wait_queue_head_t *wait_address, table = new_table; } - /* Add a new entry */ - { - struct poll_table_entry * entry = table->entry; - table->entry = entry+1; - get_file(filp); - entry->filp = filp; - entry->wait_address = wait_address; - init_waitqueue_entry(&entry->wait, current); - add_wait_queue(wait_address,&entry->wait); - } + return table->entry++; +} + +/* Add a new entry */ +static void __pollwait(struct file *filp, wait_queue_head_t *wait_address, + poll_table *p) +{ + struct poll_table_entry *entry = poll_get_entry(p); + if (!entry) + return; + get_file(filp); + entry->filp = filp; + entry->wait_address = wait_address; + init_waitqueue_entry(&entry->wait, current); + add_wait_queue(wait_address,&entry->wait); } #define FDS_IN(fds, n) (fds->in + n) @@ -210,7 +220,7 @@ int do_select(int n, fd_set_bits *fds, s64 *timeout) for (i = 0; i < n; ++rinp, ++routp, ++rexp) { unsigned long in, out, ex, all_bits, bit = 1, mask, j; unsigned long res_in = 0, res_out = 0, res_ex = 0; - struct file_operations *f_op = NULL; + const struct file_operations *f_op = NULL; struct file *file = NULL; in = *inp++; out = *outp++; ex = *exp++; @@ -221,17 +231,18 @@ int do_select(int n, fd_set_bits *fds, s64 *timeout) } for (j = 0; j < __NFDBITS; ++j, ++i, bit <<= 1) { + int fput_needed; if (i >= n) break; if (!(bit & all_bits)) continue; - file = fget(i); + file = fget_light(i, &fput_needed); if (file) { f_op = file->f_op; mask = DEFAULT_POLLMASK; if (f_op && f_op->poll) mask = (*f_op->poll)(file, retval ? NULL : wait); - fput(file); + fput_light(file, fput_needed); if ((mask & POLLIN_SET) && (in & bit)) { res_in |= bit; retval++; @@ -284,16 +295,6 @@ int do_select(int n, fd_set_bits *fds, s64 *timeout) return retval; } -static void *select_bits_alloc(int size) -{ - return kmalloc(6 * size, GFP_KERNEL); -} - -static void select_bits_free(void *bits, int size) -{ - kfree(bits); -} - /* * We can actually return ERESTARTSYS instead of EINTR, but I'd * like to be certain this leads to no problems. So I return @@ -312,6 +313,8 @@ static int core_sys_select(int n, fd_set __user *inp, fd_set __user *outp, char *bits; int ret, size, max_fdset; struct fdtable *fdt; + /* Allocate small arguments on the stack to save memory and be faster */ + char stack_fds[SELECT_STACK_ALLOC]; ret = -EINVAL; if (n < 0) @@ -332,7 +335,10 @@ static int core_sys_select(int n, fd_set __user *inp, fd_set __user *outp, */ ret = -ENOMEM; size = FDS_BYTES(n); - bits = select_bits_alloc(size); + if (6*size < SELECT_STACK_ALLOC) + bits = stack_fds; + else + bits = kmalloc(6 * size, GFP_KERNEL); if (!bits) goto out_nofds; fds.in = (unsigned long *) bits; @@ -367,7 +373,8 @@ static int core_sys_select(int n, fd_set __user *inp, fd_set __user *outp, ret = -EFAULT; out: - select_bits_free(bits, size); + if (bits != stack_fds) + kfree(bits); out_nofds: return ret; } @@ -551,14 +558,15 @@ static void do_pollfd(unsigned int num, struct pollfd * fdpage, fdp = fdpage+i; fd = fdp->fd; if (fd >= 0) { - struct file * file = fget(fd); + int fput_needed; + struct file * file = fget_light(fd, &fput_needed); mask = POLLNVAL; if (file != NULL) { mask = DEFAULT_POLLMASK; if (file->f_op && file->f_op->poll) mask = file->f_op->poll(file, *pwait); mask &= fdp->events | POLLERR | POLLHUP; - fput(file); + fput_light(file, fput_needed); } if (mask) { *pwait = NULL; @@ -619,6 +627,9 @@ static int do_poll(unsigned int nfds, struct poll_list *list, return count; } +#define N_STACK_PPS ((sizeof(stack_pps) - sizeof(struct poll_list)) / \ + sizeof(struct pollfd)) + int do_sys_poll(struct pollfd __user *ufds, unsigned int nfds, s64 *timeout) { struct poll_wqueues table; @@ -628,6 +639,9 @@ int do_sys_poll(struct pollfd __user *ufds, unsigned int nfds, s64 *timeout) struct poll_list *walk; struct fdtable *fdt; int max_fdset; + /* Allocate small arguments on the stack to save memory and be faster */ + char stack_pps[POLL_STACK_ALLOC]; + struct poll_list *stack_pp = NULL; /* Do a sanity check on nfds ... */ rcu_read_lock(); @@ -645,14 +659,23 @@ int do_sys_poll(struct pollfd __user *ufds, unsigned int nfds, s64 *timeout) err = -ENOMEM; while(i!=0) { struct poll_list *pp; - pp = kmalloc(sizeof(struct poll_list)+ - sizeof(struct pollfd)* - (i>POLLFD_PER_PAGE?POLLFD_PER_PAGE:i), - GFP_KERNEL); - if(pp==NULL) - goto out_fds; + int num, size; + if (stack_pp == NULL) + num = N_STACK_PPS; + else + num = POLLFD_PER_PAGE; + if (num > i) + num = i; + size = sizeof(struct poll_list) + sizeof(struct pollfd)*num; + if (!stack_pp) + stack_pp = pp = (struct poll_list *)stack_pps; + else { + pp = kmalloc(size, GFP_KERNEL); + if (!pp) + goto out_fds; + } pp->next=NULL; - pp->len = (i>POLLFD_PER_PAGE?POLLFD_PER_PAGE:i); + pp->len = num; if (head == NULL) head = pp; else @@ -660,7 +683,7 @@ int do_sys_poll(struct pollfd __user *ufds, unsigned int nfds, s64 *timeout) walk = pp; if (copy_from_user(pp->entries, ufds + nfds-i, - sizeof(struct pollfd)*pp->len)) { + sizeof(struct pollfd)*num)) { err = -EFAULT; goto out_fds; } @@ -689,7 +712,8 @@ out_fds: walk = head; while(walk!=NULL) { struct poll_list *pp = walk->next; - kfree(walk); + if (walk != stack_pp) + kfree(walk); walk = pp; } poll_freewait(&table); diff --git a/fs/smbfs/dir.c b/fs/smbfs/dir.c index 0424d06b147..34c7a11d91f 100644 --- a/fs/smbfs/dir.c +++ b/fs/smbfs/dir.c @@ -34,7 +34,7 @@ static int smb_rename(struct inode *, struct dentry *, static int smb_make_node(struct inode *,struct dentry *,int,dev_t); static int smb_link(struct dentry *, struct inode *, struct dentry *); -struct file_operations smb_dir_operations = +const struct file_operations smb_dir_operations = { .read = generic_read_dir, .readdir = smb_readdir, diff --git a/fs/smbfs/file.c b/fs/smbfs/file.c index 7042e62726a..c56bd99a970 100644 --- a/fs/smbfs/file.c +++ b/fs/smbfs/file.c @@ -401,7 +401,7 @@ smb_file_permission(struct inode *inode, int mask, struct nameidata *nd) return error; } -struct file_operations smb_file_operations = +const struct file_operations smb_file_operations = { .llseek = remote_llseek, .read = smb_file_read, diff --git a/fs/smbfs/proto.h b/fs/smbfs/proto.h index e866ec8660d..47664597e6b 100644 --- a/fs/smbfs/proto.h +++ b/fs/smbfs/proto.h @@ -35,7 +35,7 @@ extern int smb_proc_symlink(struct smb_sb_info *server, struct dentry *d, const extern int smb_proc_link(struct smb_sb_info *server, struct dentry *dentry, struct dentry *new_dentry); extern void smb_install_null_ops(struct smb_ops *ops); /* dir.c */ -extern struct file_operations smb_dir_operations; +extern const struct file_operations smb_dir_operations; extern struct inode_operations smb_dir_inode_operations; extern struct inode_operations smb_dir_inode_operations_unix; extern void smb_new_dentry(struct dentry *dentry); @@ -64,7 +64,7 @@ extern int smb_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat extern int smb_notify_change(struct dentry *dentry, struct iattr *attr); /* file.c */ extern struct address_space_operations smb_file_aops; -extern struct file_operations smb_file_operations; +extern const struct file_operations smb_file_operations; extern struct inode_operations smb_file_inode_operations; /* ioctl.c */ extern int smb_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg); diff --git a/fs/sysfs/bin.c b/fs/sysfs/bin.c index 78899eeab97..c16a93c353c 100644 --- a/fs/sysfs/bin.c +++ b/fs/sysfs/bin.c @@ -163,7 +163,7 @@ static int release(struct inode * inode, struct file * file) return 0; } -struct file_operations bin_fops = { +const struct file_operations bin_fops = { .read = read, .write = write, .mmap = mmap, diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c index 9ee95686444..f26880a4785 100644 --- a/fs/sysfs/dir.c +++ b/fs/sysfs/dir.c @@ -503,7 +503,7 @@ static loff_t sysfs_dir_lseek(struct file * file, loff_t offset, int origin) return offset; } -struct file_operations sysfs_dir_operations = { +const struct file_operations sysfs_dir_operations = { .open = sysfs_dir_open, .release = sysfs_dir_close, .llseek = sysfs_dir_lseek, diff --git a/fs/sysfs/file.c b/fs/sysfs/file.c index 5e83e724678..830f76fa098 100644 --- a/fs/sysfs/file.c +++ b/fs/sysfs/file.c @@ -348,7 +348,7 @@ static int sysfs_release(struct inode * inode, struct file * filp) return 0; } -struct file_operations sysfs_file_operations = { +const struct file_operations sysfs_file_operations = { .read = sysfs_read_file, .write = sysfs_write_file, .llseek = generic_file_llseek, diff --git a/fs/sysfs/sysfs.h b/fs/sysfs/sysfs.h index cf11d5b789d..32958a7c50e 100644 --- a/fs/sysfs/sysfs.h +++ b/fs/sysfs/sysfs.h @@ -21,9 +21,9 @@ extern int sysfs_setattr(struct dentry *dentry, struct iattr *iattr); extern struct rw_semaphore sysfs_rename_sem; extern struct super_block * sysfs_sb; -extern struct file_operations sysfs_dir_operations; -extern struct file_operations sysfs_file_operations; -extern struct file_operations bin_fops; +extern const struct file_operations sysfs_dir_operations; +extern const struct file_operations sysfs_file_operations; +extern const struct file_operations bin_fops; extern struct inode_operations sysfs_dir_inode_operations; extern struct inode_operations sysfs_symlink_inode_operations; diff --git a/fs/sysv/dir.c b/fs/sysv/dir.c index cce8b05cba5..8c66e9270dd 100644 --- a/fs/sysv/dir.c +++ b/fs/sysv/dir.c @@ -20,7 +20,7 @@ static int sysv_readdir(struct file *, void *, filldir_t); -struct file_operations sysv_dir_operations = { +const struct file_operations sysv_dir_operations = { .read = generic_read_dir, .readdir = sysv_readdir, .fsync = sysv_sync_file, diff --git a/fs/sysv/file.c b/fs/sysv/file.c index da69abc0624..a59e303135f 100644 --- a/fs/sysv/file.c +++ b/fs/sysv/file.c @@ -19,7 +19,7 @@ * We have mostly NULLs here: the current defaults are OK for * the coh filesystem. */ -struct file_operations sysv_file_operations = { +const struct file_operations sysv_file_operations = { .llseek = generic_file_llseek, .read = generic_file_read, .write = generic_file_write, diff --git a/fs/sysv/sysv.h b/fs/sysv/sysv.h index b7f9b4a42aa..393a480e4de 100644 --- a/fs/sysv/sysv.h +++ b/fs/sysv/sysv.h @@ -159,8 +159,8 @@ extern ino_t sysv_inode_by_name(struct dentry *); extern struct inode_operations sysv_file_inode_operations; extern struct inode_operations sysv_dir_inode_operations; extern struct inode_operations sysv_fast_symlink_inode_operations; -extern struct file_operations sysv_file_operations; -extern struct file_operations sysv_dir_operations; +extern const struct file_operations sysv_file_operations; +extern const struct file_operations sysv_dir_operations; extern struct address_space_operations sysv_aops; extern struct super_operations sysv_sops; extern struct dentry_operations sysv_dentry_operations; diff --git a/fs/udf/dir.c b/fs/udf/dir.c index f5222527fe3..8c28efa3b8f 100644 --- a/fs/udf/dir.c +++ b/fs/udf/dir.c @@ -42,7 +42,7 @@ static int do_udf_readdir(struct inode *, struct file *, filldir_t, void *); /* readdir and lookup functions */ -struct file_operations udf_dir_operations = { +const struct file_operations udf_dir_operations = { .read = generic_read_dir, .readdir = udf_readdir, .ioctl = udf_ioctl, diff --git a/fs/udf/file.c b/fs/udf/file.c index a6f2acc1f15..e34b00e303f 100644 --- a/fs/udf/file.c +++ b/fs/udf/file.c @@ -248,7 +248,7 @@ static int udf_release_file(struct inode * inode, struct file * filp) return 0; } -struct file_operations udf_file_operations = { +const struct file_operations udf_file_operations = { .read = generic_file_read, .ioctl = udf_ioctl, .open = generic_file_open, diff --git a/fs/udf/udfdecl.h b/fs/udf/udfdecl.h index 1d5800e0cbe..023e19ba5a2 100644 --- a/fs/udf/udfdecl.h +++ b/fs/udf/udfdecl.h @@ -44,9 +44,9 @@ struct buffer_head; struct super_block; extern struct inode_operations udf_dir_inode_operations; -extern struct file_operations udf_dir_operations; +extern const struct file_operations udf_dir_operations; extern struct inode_operations udf_file_inode_operations; -extern struct file_operations udf_file_operations; +extern const struct file_operations udf_file_operations; extern struct address_space_operations udf_aops; extern struct address_space_operations udf_adinicb_aops; extern struct address_space_operations udf_symlink_aops; diff --git a/fs/ufs/dir.c b/fs/ufs/dir.c index 7c10c68902a..1a561202d3f 100644 --- a/fs/ufs/dir.c +++ b/fs/ufs/dir.c @@ -620,7 +620,7 @@ int ufs_empty_dir (struct inode * inode) return 1; } -struct file_operations ufs_dir_operations = { +const struct file_operations ufs_dir_operations = { .read = generic_read_dir, .readdir = ufs_readdir, .fsync = file_fsync, diff --git a/fs/ufs/file.c b/fs/ufs/file.c index 62ad481810e..312fd3f8631 100644 --- a/fs/ufs/file.c +++ b/fs/ufs/file.c @@ -31,7 +31,7 @@ * the ufs filesystem. */ -struct file_operations ufs_file_operations = { +const struct file_operations ufs_file_operations = { .llseek = generic_file_llseek, .read = generic_file_read, .write = generic_file_write, diff --git a/fs/xfs/linux-2.6/xfs_file.c b/fs/xfs/linux-2.6/xfs_file.c index 185567a6a56..85997b1205f 100644 --- a/fs/xfs/linux-2.6/xfs_file.c +++ b/fs/xfs/linux-2.6/xfs_file.c @@ -528,7 +528,7 @@ open_exec_out: } #endif /* HAVE_FOP_OPEN_EXEC */ -struct file_operations xfs_file_operations = { +const struct file_operations xfs_file_operations = { .llseek = generic_file_llseek, .read = do_sync_read, .write = do_sync_write, @@ -550,7 +550,7 @@ struct file_operations xfs_file_operations = { #endif }; -struct file_operations xfs_invis_file_operations = { +const struct file_operations xfs_invis_file_operations = { .llseek = generic_file_llseek, .read = do_sync_read, .write = do_sync_write, @@ -570,7 +570,7 @@ struct file_operations xfs_invis_file_operations = { }; -struct file_operations xfs_dir_file_operations = { +const struct file_operations xfs_dir_file_operations = { .read = generic_read_dir, .readdir = xfs_file_readdir, .unlocked_ioctl = xfs_file_ioctl, diff --git a/fs/xfs/linux-2.6/xfs_iops.h b/fs/xfs/linux-2.6/xfs_iops.h index a8417d7af5f..ad6173da567 100644 --- a/fs/xfs/linux-2.6/xfs_iops.h +++ b/fs/xfs/linux-2.6/xfs_iops.h @@ -22,9 +22,9 @@ extern struct inode_operations xfs_inode_operations; extern struct inode_operations xfs_dir_inode_operations; extern struct inode_operations xfs_symlink_inode_operations; -extern struct file_operations xfs_file_operations; -extern struct file_operations xfs_dir_file_operations; -extern struct file_operations xfs_invis_file_operations; +extern const struct file_operations xfs_file_operations; +extern const struct file_operations xfs_dir_file_operations; +extern const struct file_operations xfs_invis_file_operations; extern int xfs_ioctl(struct bhv_desc *, struct inode *, struct file *, int, unsigned int, void __user *); diff --git a/include/asm-alpha/poll.h b/include/asm-alpha/poll.h index 95707182b3e..76f89356b6a 100644 --- a/include/asm-alpha/poll.h +++ b/include/asm-alpha/poll.h @@ -12,8 +12,8 @@ #define POLLWRNORM (1 << 8) #define POLLWRBAND (1 << 9) #define POLLMSG (1 << 10) -#define POLLREMOVE (1 << 11) -#define POLLRDHUP (1 << 12) +#define POLLREMOVE (1 << 12) +#define POLLRDHUP (1 << 13) struct pollfd { diff --git a/include/asm-generic/local.h b/include/asm-generic/local.h index 16fc00360f7..de4614840c2 100644 --- a/include/asm-generic/local.h +++ b/include/asm-generic/local.h @@ -4,28 +4,28 @@ #include <linux/config.h> #include <linux/percpu.h> #include <linux/hardirq.h> +#include <asm/atomic.h> #include <asm/types.h> /* An unsigned long type for operations which are atomic for a single * CPU. Usually used in combination with per-cpu variables. */ -#if BITS_PER_LONG == 32 /* Implement in terms of atomics. */ /* Don't use typedef: don't want them to be mixed with atomic_t's. */ typedef struct { - atomic_t a; + atomic_long_t a; } local_t; -#define LOCAL_INIT(i) { ATOMIC_INIT(i) } +#define LOCAL_INIT(i) { ATOMIC_LONG_INIT(i) } -#define local_read(l) ((unsigned long)atomic_read(&(l)->a)) -#define local_set(l,i) atomic_set((&(l)->a),(i)) -#define local_inc(l) atomic_inc(&(l)->a) -#define local_dec(l) atomic_dec(&(l)->a) -#define local_add(i,l) atomic_add((i),(&(l)->a)) -#define local_sub(i,l) atomic_sub((i),(&(l)->a)) +#define local_read(l) ((unsigned long)atomic_long_read(&(l)->a)) +#define local_set(l,i) atomic_long_set((&(l)->a),(i)) +#define local_inc(l) atomic_long_inc(&(l)->a) +#define local_dec(l) atomic_long_dec(&(l)->a) +#define local_add(i,l) atomic_long_add((i),(&(l)->a)) +#define local_sub(i,l) atomic_long_sub((i),(&(l)->a)) /* Non-atomic variants, ie. preemption disabled and won't be touched * in interrupt, etc. Some archs can optimize this case well. */ @@ -34,68 +34,6 @@ typedef struct #define __local_add(i,l) local_set((l), local_read(l) + (i)) #define __local_sub(i,l) local_set((l), local_read(l) - (i)) -#else /* ... can't use atomics. */ -/* Implement in terms of three variables. - Another option would be to use local_irq_save/restore. */ - -typedef struct -{ - /* 0 = in hardirq, 1 = in softirq, 2 = usermode. */ - unsigned long v[3]; -} local_t; - -#define _LOCAL_VAR(l) ((l)->v[!in_interrupt() + !in_irq()]) - -#define LOCAL_INIT(i) { { (i), 0, 0 } } - -static inline unsigned long local_read(local_t *l) -{ - return l->v[0] + l->v[1] + l->v[2]; -} - -static inline void local_set(local_t *l, unsigned long v) -{ - l->v[0] = v; - l->v[1] = l->v[2] = 0; -} - -static inline void local_inc(local_t *l) -{ - preempt_disable(); - _LOCAL_VAR(l)++; - preempt_enable(); -} - -static inline void local_dec(local_t *l) -{ - preempt_disable(); - _LOCAL_VAR(l)--; - preempt_enable(); -} - -static inline void local_add(unsigned long v, local_t *l) -{ - preempt_disable(); - _LOCAL_VAR(l) += v; - preempt_enable(); -} - -static inline void local_sub(unsigned long v, local_t *l) -{ - preempt_disable(); - _LOCAL_VAR(l) -= v; - preempt_enable(); -} - -/* Non-atomic variants, ie. preemption disabled and won't be touched - * in interrupt, etc. Some archs can optimize this case well. */ -#define __local_inc(l) ((l)->v[0]++) -#define __local_dec(l) ((l)->v[0]--) -#define __local_add(i,l) ((l)->v[0] += (i)) -#define __local_sub(i,l) ((l)->v[0] -= (i)) - -#endif /* Non-atomic implementation */ - /* Use these for per-cpu local_t variables: on some archs they are * much more efficient than these naive implementations. Note they take * a variable (eg. mystruct.foo), not an address. diff --git a/include/asm-generic/percpu.h b/include/asm-generic/percpu.h index 78cf45547e3..c0caf433a7d 100644 --- a/include/asm-generic/percpu.h +++ b/include/asm-generic/percpu.h @@ -19,7 +19,7 @@ extern unsigned long __per_cpu_offset[NR_CPUS]; #define percpu_modcopy(pcpudst, src, size) \ do { \ unsigned int __i; \ - for_each_cpu(__i) \ + for_each_possible_cpu(__i) \ memcpy((pcpudst)+__per_cpu_offset[__i], \ (src), (size)); \ } while (0) diff --git a/include/asm-i386/mach-default/mach_time.h b/include/asm-i386/mach-default/mach_time.h index b749aa44a86..31eb5de6f3d 100644 --- a/include/asm-i386/mach-default/mach_time.h +++ b/include/asm-i386/mach-default/mach_time.h @@ -82,21 +82,8 @@ static inline int mach_set_rtc_mmss(unsigned long nowtime) static inline unsigned long mach_get_cmos_time(void) { unsigned int year, mon, day, hour, min, sec; - int i; - /* The Linux interpretation of the CMOS clock register contents: - * When the Update-In-Progress (UIP) flag goes from 1 to 0, the - * RTC registers show the second which has precisely just started. - * Let's hope other operating systems interpret the RTC the same way. - */ - /* read RTC exactly on falling edge of update flag */ - for (i = 0 ; i < 1000000 ; i++) /* may take up to 1 second... */ - if (CMOS_READ(RTC_FREQ_SELECT) & RTC_UIP) - break; - for (i = 0 ; i < 1000000 ; i++) /* must try at least 2.228 ms */ - if (!(CMOS_READ(RTC_FREQ_SELECT) & RTC_UIP)) - break; - do { /* Isn't this overkill ? UIP above should guarantee consistency */ + do { sec = CMOS_READ(RTC_SECONDS); min = CMOS_READ(RTC_MINUTES); hour = CMOS_READ(RTC_HOURS); @@ -104,16 +91,18 @@ static inline unsigned long mach_get_cmos_time(void) mon = CMOS_READ(RTC_MONTH); year = CMOS_READ(RTC_YEAR); } while (sec != CMOS_READ(RTC_SECONDS)); - if (!(CMOS_READ(RTC_CONTROL) & RTC_DM_BINARY) || RTC_ALWAYS_BCD) - { - BCD_TO_BIN(sec); - BCD_TO_BIN(min); - BCD_TO_BIN(hour); - BCD_TO_BIN(day); - BCD_TO_BIN(mon); - BCD_TO_BIN(year); - } - if ((year += 1900) < 1970) + + if (!(CMOS_READ(RTC_CONTROL) & RTC_DM_BINARY) || RTC_ALWAYS_BCD) { + BCD_TO_BIN(sec); + BCD_TO_BIN(min); + BCD_TO_BIN(hour); + BCD_TO_BIN(day); + BCD_TO_BIN(mon); + BCD_TO_BIN(year); + } + + year += 1900; + if (year < 1970) year += 100; return mktime(year, mon, day, hour, min, sec); diff --git a/include/asm-i386/processor.h b/include/asm-i386/processor.h index af4bfd01247..805f0dcda46 100644 --- a/include/asm-i386/processor.h +++ b/include/asm-i386/processor.h @@ -621,8 +621,6 @@ struct extended_sigtable { unsigned int reserved[3]; struct extended_signature sigs[0]; }; -/* '6' because it used to be for P6 only (but now covers Pentium 4 as well) */ -#define MICROCODE_IOCFREE _IO('6',0) /* REP NOP (PAUSE) is a good thing to insert into busy-wait loops. */ static inline void rep_nop(void) diff --git a/include/asm-mips/mc146818-time.h b/include/asm-mips/mc146818-time.h index 47214861093..41ac8d363c6 100644 --- a/include/asm-mips/mc146818-time.h +++ b/include/asm-mips/mc146818-time.h @@ -86,43 +86,14 @@ static inline int mc146818_set_rtc_mmss(unsigned long nowtime) return retval; } -/* - * Returns true if a clock update is in progress - */ -static inline unsigned char rtc_is_updating(void) -{ - unsigned char uip; - unsigned long flags; - - spin_lock_irqsave(&rtc_lock, flags); - uip = (CMOS_READ(RTC_FREQ_SELECT) & RTC_UIP); - spin_unlock_irqrestore(&rtc_lock, flags); - return uip; -} - static inline unsigned long mc146818_get_cmos_time(void) { unsigned int year, mon, day, hour, min, sec; - int i; unsigned long flags; - /* - * The Linux interpretation of the CMOS clock register contents: - * When the Update-In-Progress (UIP) flag goes from 1 to 0, the - * RTC registers show the second which has precisely just started. - * Let's hope other operating systems interpret the RTC the same way. - */ - - /* read RTC exactly on falling edge of update flag */ - for (i = 0 ; i < 1000000 ; i++) /* may take up to 1 second... */ - if (rtc_is_updating()) - break; - for (i = 0 ; i < 1000000 ; i++) /* must try at least 2.228 ms */ - if (!rtc_is_updating()) - break; - spin_lock_irqsave(&rtc_lock, flags); - do { /* Isn't this overkill ? UIP above should guarantee consistency */ + + do { sec = CMOS_READ(RTC_SECONDS); min = CMOS_READ(RTC_MINUTES); hour = CMOS_READ(RTC_HOURS); diff --git a/include/asm-parisc/pdc.h b/include/asm-parisc/pdc.h index 8e23e4c674f..0a3face6c48 100644 --- a/include/asm-parisc/pdc.h +++ b/include/asm-parisc/pdc.h @@ -333,7 +333,7 @@ struct pdc_model { /* for PDC_MODEL */ unsigned long curr_key; }; -/* Values for PDC_MODEL_CAPABILITES non-equivalent virtual aliasing support */ +/* Values for PDC_MODEL_CAPABILITIES non-equivalent virtual aliasing support */ #define PDC_MODEL_IOPDIR_FDC (1 << 2) /* see sba_iommu.c */ #define PDC_MODEL_NVA_MASK (3 << 4) diff --git a/include/asm-sh/addrspace.h b/include/asm-sh/addrspace.h index dbb05d1a26d..720afc11c2c 100644 --- a/include/asm-sh/addrspace.h +++ b/include/asm-sh/addrspace.h @@ -13,7 +13,7 @@ #include <asm/cpu/addrspace.h> -/* Memory segments (32bit Priviledged mode addresses) */ +/* Memory segments (32bit Privileged mode addresses) */ #define P0SEG 0x00000000 #define P1SEG 0x80000000 #define P2SEG 0xa0000000 diff --git a/include/asm-sparc64/floppy.h b/include/asm-sparc64/floppy.h index 49d49a28594..6a95d5d0c57 100644 --- a/include/asm-sparc64/floppy.h +++ b/include/asm-sparc64/floppy.h @@ -738,7 +738,7 @@ static unsigned long __init sun_floppy_init(void) if (!sun_floppy_types[0] && sun_floppy_types[1]) { /* * Set the drive exchange bit in FCR on NS87303, - * make shure other bits are sane before doing so. + * make sure other bits are sane before doing so. */ ns87303_modify(config, FER, FER_EDM, 0); ns87303_modify(config, ASC, ASC_DRV2_SEL, 0); diff --git a/include/asm-sparc64/futex.h b/include/asm-sparc64/futex.h index cd340a23315..dee40206b22 100644 --- a/include/asm-sparc64/futex.h +++ b/include/asm-sparc64/futex.h @@ -84,9 +84,27 @@ static inline int futex_atomic_op_inuser(int encoded_op, int __user *uaddr) } static inline int -futex_atomic_cmpxchg_inuser(int __user *uaddr, int oldval, int newval) +futex_atomic_cmpxchg_inatomic(int __user *uaddr, int oldval, int newval) { - return -ENOSYS; + __asm__ __volatile__( + "\n1: lduwa [%2] %%asi, %0\n" + "2: casa [%2] %%asi, %0, %1\n" + "3:\n" + " .section .fixup,#alloc,#execinstr\n" + " .align 4\n" + "4: ba 3b\n" + " mov %3, %0\n" + " .previous\n" + " .section __ex_table,\"a\"\n" + " .align 4\n" + " .word 1b, 4b\n" + " .word 2b, 4b\n" + " .previous\n" + : "=&r" (oldval) + : "r" (newval), "r" (uaddr), "i" (-EFAULT) + : "memory"); + + return oldval; } #endif /* !(_SPARC64_FUTEX_H) */ diff --git a/include/asm-x86_64/processor.h b/include/asm-x86_64/processor.h index 1aa2cee4334..37a3ec433ee 100644 --- a/include/asm-x86_64/processor.h +++ b/include/asm-x86_64/processor.h @@ -358,9 +358,6 @@ struct extended_sigtable { struct extended_signature sigs[0]; }; -/* '6' because it used to be for P6 only (but now covers Pentium 4 as well) */ -#define MICROCODE_IOCFREE _IO('6',0) - #define ASM_NOP1 K8_NOP1 #define ASM_NOP2 K8_NOP2 diff --git a/include/linux/cdev.h b/include/linux/cdev.h index 8da37e29cb8..2216638962d 100644 --- a/include/linux/cdev.h +++ b/include/linux/cdev.h @@ -5,13 +5,13 @@ struct cdev { struct kobject kobj; struct module *owner; - struct file_operations *ops; + const struct file_operations *ops; struct list_head list; dev_t dev; unsigned int count; }; -void cdev_init(struct cdev *, struct file_operations *); +void cdev_init(struct cdev *, const struct file_operations *); struct cdev *cdev_alloc(void); diff --git a/include/linux/coda_linux.h b/include/linux/coda_linux.h index cc621ec409d..b3ecf8f71d9 100644 --- a/include/linux/coda_linux.h +++ b/include/linux/coda_linux.h @@ -30,9 +30,9 @@ extern struct inode_operations coda_ioctl_inode_operations; extern struct address_space_operations coda_file_aops; extern struct address_space_operations coda_symlink_aops; -extern struct file_operations coda_dir_operations; -extern struct file_operations coda_file_operations; -extern struct file_operations coda_ioctl_operations; +extern const struct file_operations coda_dir_operations; +extern const struct file_operations coda_file_operations; +extern const struct file_operations coda_ioctl_operations; /* operations shared over more than one file */ int coda_open(struct inode *i, struct file *f); diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h index 99e6115d8e5..9cbb781d6f8 100644 --- a/include/linux/cpumask.h +++ b/include/linux/cpumask.h @@ -67,7 +67,7 @@ * * int any_online_cpu(mask) First online cpu in mask * - * for_each_cpu(cpu) for-loop cpu over cpu_possible_map + * for_each_possible_cpu(cpu) for-loop cpu over cpu_possible_map * for_each_online_cpu(cpu) for-loop cpu over cpu_online_map * for_each_present_cpu(cpu) for-loop cpu over cpu_present_map * @@ -405,7 +405,8 @@ int __any_online_cpu(const cpumask_t *mask); #define any_online_cpu(mask) 0 #endif -#define for_each_cpu(cpu) for_each_cpu_mask((cpu), cpu_possible_map) +#define for_each_cpu(cpu) for_each_cpu_mask((cpu), cpu_possible_map) +#define for_each_possible_cpu(cpu) for_each_cpu_mask((cpu), cpu_possible_map) #define for_each_online_cpu(cpu) for_each_cpu_mask((cpu), cpu_online_map) #define for_each_present_cpu(cpu) for_each_cpu_mask((cpu), cpu_present_map) diff --git a/include/linux/crash_dump.h b/include/linux/crash_dump.h index 534d750d922..32503657f14 100644 --- a/include/linux/crash_dump.h +++ b/include/linux/crash_dump.h @@ -11,7 +11,7 @@ extern unsigned long long elfcorehdr_addr; extern ssize_t copy_oldmem_page(unsigned long, char *, size_t, unsigned long, int); -extern struct file_operations proc_vmcore_operations; +extern const struct file_operations proc_vmcore_operations; extern struct proc_dir_entry *proc_vmcore; #endif /* CONFIG_CRASH_DUMP */ diff --git a/include/linux/debugfs.h b/include/linux/debugfs.h index 4b0428e335b..176e2d37157 100644 --- a/include/linux/debugfs.h +++ b/include/linux/debugfs.h @@ -29,7 +29,7 @@ struct debugfs_blob_wrapper { #if defined(CONFIG_DEBUG_FS) struct dentry *debugfs_create_file(const char *name, mode_t mode, struct dentry *parent, void *data, - struct file_operations *fops); + const struct file_operations *fops); struct dentry *debugfs_create_dir(const char *name, struct dentry *parent); diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index a8731062a74..9b4751aecc2 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -21,6 +21,7 @@ enum dma_data_direction { #define DMA_30BIT_MASK 0x000000003fffffffULL #define DMA_29BIT_MASK 0x000000001fffffffULL #define DMA_28BIT_MASK 0x000000000fffffffULL +#define DMA_24BIT_MASK 0x0000000000ffffffULL #include <asm/dma-mapping.h> diff --git a/include/linux/efs_fs.h b/include/linux/efs_fs.h index 28f368c526f..fbfa6b52e2f 100644 --- a/include/linux/efs_fs.h +++ b/include/linux/efs_fs.h @@ -37,7 +37,7 @@ static inline struct efs_sb_info *SUPER_INFO(struct super_block *sb) struct statfs; extern struct inode_operations efs_dir_inode_operations; -extern struct file_operations efs_dir_operations; +extern const struct file_operations efs_dir_operations; extern struct address_space_operations efs_symlink_aops; extern void efs_read_inode(struct inode *); diff --git a/include/linux/ext3_fs.h b/include/linux/ext3_fs.h index 8bb4f842cde..3ade6a4e3bd 100644 --- a/include/linux/ext3_fs.h +++ b/include/linux/ext3_fs.h @@ -833,11 +833,11 @@ do { \ */ /* dir.c */ -extern struct file_operations ext3_dir_operations; +extern const struct file_operations ext3_dir_operations; /* file.c */ extern struct inode_operations ext3_file_inode_operations; -extern struct file_operations ext3_file_operations; +extern const struct file_operations ext3_file_operations; /* namei.c */ extern struct inode_operations ext3_dir_inode_operations; diff --git a/include/linux/fb.h b/include/linux/fb.h index 2cb19e6503a..d03fadfcafe 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -734,7 +734,7 @@ struct fb_tile_ops { /* A driver may set this flag to indicate that it does want a set_par to be * called every time when fbcon_switch is executed. The advantage is that with - * this flag set you can really be shure that set_par is always called before + * this flag set you can really be sure that set_par is always called before * any of the functions dependant on the correct hardware state or altering * that state, even if you are using some broken X releases. The disadvantage * is that it introduces unwanted delays to every console switch if set_par diff --git a/include/linux/fs.h b/include/linux/fs.h index 680d913350e..408fe89498f 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -496,7 +496,7 @@ struct inode { struct mutex i_mutex; struct rw_semaphore i_alloc_sem; struct inode_operations *i_op; - struct file_operations *i_fop; /* former ->i_op->default_file_ops */ + const struct file_operations *i_fop; /* former ->i_op->default_file_ops */ struct super_block *i_sb; struct file_lock *i_flock; struct address_space *i_mapping; @@ -636,7 +636,7 @@ struct file { } f_u; struct dentry *f_dentry; struct vfsmount *f_vfsmnt; - struct file_operations *f_op; + const struct file_operations *f_op; atomic_t f_count; unsigned int f_flags; mode_t f_mode; @@ -1390,11 +1390,11 @@ extern void bd_set_size(struct block_device *, loff_t size); extern void bd_forget(struct inode *inode); extern void bdput(struct block_device *); extern struct block_device *open_by_devnum(dev_t, unsigned); -extern struct file_operations def_blk_fops; +extern const struct file_operations def_blk_fops; extern struct address_space_operations def_blk_aops; -extern struct file_operations def_chr_fops; -extern struct file_operations bad_sock_fops; -extern struct file_operations def_fifo_fops; +extern const struct file_operations def_chr_fops; +extern const struct file_operations bad_sock_fops; +extern const struct file_operations def_fifo_fops; extern int ioctl_by_bdev(struct block_device *, unsigned, unsigned long); extern int blkdev_ioctl(struct inode *, struct file *, unsigned, unsigned long); extern long compat_blkdev_ioctl(struct file *, unsigned, unsigned long); @@ -1414,7 +1414,7 @@ extern void bd_release_from_disk(struct block_device *, struct gendisk *); extern int alloc_chrdev_region(dev_t *, unsigned, unsigned, const char *); extern int register_chrdev_region(dev_t, unsigned, const char *); extern int register_chrdev(unsigned int, const char *, - struct file_operations *); + const struct file_operations *); extern int unregister_chrdev(unsigned int, const char *); extern void unregister_chrdev_region(dev_t, unsigned); extern int chrdev_open(struct inode *, struct file *); @@ -1444,9 +1444,9 @@ extern void init_special_inode(struct inode *, umode_t, dev_t); extern void make_bad_inode(struct inode *); extern int is_bad_inode(struct inode *); -extern struct file_operations read_fifo_fops; -extern struct file_operations write_fifo_fops; -extern struct file_operations rdwr_fifo_fops; +extern const struct file_operations read_fifo_fops; +extern const struct file_operations write_fifo_fops; +extern const struct file_operations rdwr_fifo_fops; extern int fs_may_remount_ro(struct super_block *); @@ -1688,7 +1688,7 @@ static inline ssize_t blockdev_direct_IO_own_locking(int rw, struct kiocb *iocb, nr_segs, get_block, end_io, DIO_OWN_LOCKING); } -extern struct file_operations generic_ro_fops; +extern const struct file_operations generic_ro_fops; #define special_file(m) (S_ISCHR(m)||S_ISBLK(m)||S_ISFIFO(m)||S_ISSOCK(m)) @@ -1744,9 +1744,9 @@ extern int simple_commit_write(struct file *file, struct page *page, extern struct dentry *simple_lookup(struct inode *, struct dentry *, struct nameidata *); extern ssize_t generic_read_dir(struct file *, char __user *, size_t, loff_t *); -extern struct file_operations simple_dir_operations; +extern const struct file_operations simple_dir_operations; extern struct inode_operations simple_dir_inode_operations; -struct tree_descr { char *name; struct file_operations *ops; int mode; }; +struct tree_descr { char *name; const struct file_operations *ops; int mode; }; struct dentry *d_alloc_name(struct dentry *, const char *); extern int simple_fill_super(struct super_block *, int, struct tree_descr *); extern int simple_pin_fs(char *name, struct vfsmount **mount, int *count); diff --git a/include/linux/genhd.h b/include/linux/genhd.h index 3c1b0294a74..10a27f29d69 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -152,14 +152,14 @@ struct disk_attribute { ({ \ typeof(gendiskp->dkstats->field) res = 0; \ int i; \ - for_each_cpu(i) \ + for_each_possible_cpu(i) \ res += per_cpu_ptr(gendiskp->dkstats, i)->field; \ res; \ }) static inline void disk_stat_set_all(struct gendisk *gendiskp, int value) { int i; - for_each_cpu(i) + for_each_possible_cpu(i) memset(per_cpu_ptr(gendiskp->dkstats, i), value, sizeof (struct disk_stats)); } diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index d6f1019625a..4c5e610fe44 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h @@ -154,7 +154,7 @@ static inline struct hugetlbfs_sb_info *HUGETLBFS_SB(struct super_block *sb) return sb->s_fs_info; } -extern struct file_operations hugetlbfs_file_operations; +extern const struct file_operations hugetlbfs_file_operations; extern struct vm_operations_struct hugetlb_vm_ops; struct file *hugetlb_zero_setup(size_t); int hugetlb_extend_reservation(struct hugetlbfs_inode_info *info, diff --git a/include/linux/input.h b/include/linux/input.h index 6d4cc3c110d..1d4e341b72e 100644 --- a/include/linux/input.h +++ b/include/linux/input.h @@ -957,7 +957,7 @@ struct input_handler { struct input_handle* (*connect)(struct input_handler *handler, struct input_dev *dev, struct input_device_id *id); void (*disconnect)(struct input_handle *handle); - struct file_operations *fops; + const struct file_operations *fops; int minor; char *name; diff --git a/include/linux/kernel_stat.h b/include/linux/kernel_stat.h index a484572c302..b46249082cc 100644 --- a/include/linux/kernel_stat.h +++ b/include/linux/kernel_stat.h @@ -46,7 +46,7 @@ static inline int kstat_irqs(int irq) { int cpu, sum = 0; - for_each_cpu(cpu) + for_each_possible_cpu(cpu) sum += kstat_cpu(cpu).irqs[irq]; return sum; diff --git a/include/linux/miscdevice.h b/include/linux/miscdevice.h index 14ceebfc1ef..5b584dafb5a 100644 --- a/include/linux/miscdevice.h +++ b/include/linux/miscdevice.h @@ -36,7 +36,7 @@ struct class_device; struct miscdevice { int minor; const char *name; - struct file_operations *fops; + const struct file_operations *fops; struct list_head list; struct device *dev; struct class_device *class; diff --git a/include/linux/msdos_fs.h b/include/linux/msdos_fs.h index 779e6a5744c..d9035c73e5d 100644 --- a/include/linux/msdos_fs.h +++ b/include/linux/msdos_fs.h @@ -334,7 +334,7 @@ extern int fat_bmap(struct inode *inode, sector_t sector, sector_t *phys, unsigned long *mapped_blocks); /* fat/dir.c */ -extern struct file_operations fat_dir_operations; +extern const struct file_operations fat_dir_operations; extern int fat_search_long(struct inode *inode, const unsigned char *name, int name_len, struct fat_slot_info *sinfo); extern int fat_dir_empty(struct inode *dir); @@ -397,7 +397,7 @@ extern int fat_count_free_clusters(struct super_block *sb); /* fat/file.c */ extern int fat_generic_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg); -extern struct file_operations fat_file_operations; +extern const struct file_operations fat_file_operations; extern struct inode_operations fat_file_inode_operations; extern int fat_notify_change(struct dentry * dentry, struct iattr * attr); extern void fat_truncate(struct inode *inode); @@ -420,6 +420,9 @@ extern int date_dos2unix(unsigned short time, unsigned short date); extern void fat_date_unix2dos(int unix_date, __le16 *time, __le16 *date); extern int fat_sync_bhs(struct buffer_head **bhs, int nr_bhs); +int fat_cache_init(void); +void fat_cache_destroy(void); + #endif /* __KERNEL__ */ #endif diff --git a/include/linux/ncp_fs.h b/include/linux/ncp_fs.h index e0134256853..96dc237b8f0 100644 --- a/include/linux/ncp_fs.h +++ b/include/linux/ncp_fs.h @@ -209,7 +209,7 @@ void ncp_update_inode2(struct inode *, struct ncp_entry_info *); /* linux/fs/ncpfs/dir.c */ extern struct inode_operations ncp_dir_inode_operations; -extern struct file_operations ncp_dir_operations; +extern const struct file_operations ncp_dir_operations; int ncp_conn_logged_in(struct super_block *); int ncp_date_dos2unix(__le16 time, __le16 date); void ncp_date_unix2dos(int unix_date, __le16 * time, __le16 * date); @@ -230,7 +230,7 @@ void ncp_unlock_server(struct ncp_server *server); /* linux/fs/ncpfs/file.c */ extern struct inode_operations ncp_file_inode_operations; -extern struct file_operations ncp_file_operations; +extern const struct file_operations ncp_file_operations; int ncp_make_open(struct inode *, int); /* linux/fs/ncpfs/mmap.c */ diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index cbebd7d1b9e..c71227dd438 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -324,7 +324,7 @@ extern struct inode_operations nfs_file_inode_operations; #ifdef CONFIG_NFS_V3 extern struct inode_operations nfs3_file_inode_operations; #endif /* CONFIG_NFS_V3 */ -extern struct file_operations nfs_file_operations; +extern const struct file_operations nfs_file_operations; extern struct address_space_operations nfs_file_aops; static inline struct rpc_cred *nfs_file_cred(struct file *file) @@ -371,7 +371,7 @@ extern struct inode_operations nfs_dir_inode_operations; #ifdef CONFIG_NFS_V3 extern struct inode_operations nfs3_dir_inode_operations; #endif /* CONFIG_NFS_V3 */ -extern struct file_operations nfs_dir_operations; +extern const struct file_operations nfs_dir_operations; extern struct dentry_operations nfs_dentry_operations; extern int nfs_instantiate(struct dentry *dentry, struct nfs_fh *fh, struct nfs_fattr *fattr); diff --git a/include/linux/oprofile.h b/include/linux/oprofile.h index 559c4c38a9c..0d514b25245 100644 --- a/include/linux/oprofile.h +++ b/include/linux/oprofile.h @@ -61,6 +61,16 @@ void oprofile_arch_exit(void); */ void oprofile_add_sample(struct pt_regs * const regs, unsigned long event); +/** + * Add an extended sample. Use this when the PC is not from the regs, and + * we cannot determine if we're in kernel mode from the regs. + * + * This function does perform a backtrace. + * + */ +void oprofile_add_ext_sample(unsigned long pc, struct pt_regs * const regs, + unsigned long event, int is_kernel); + /* Use this instead when the PC value is not from the regs. Doesn't * backtrace. */ void oprofile_add_pc(unsigned long pc, int is_kernel, unsigned long event); @@ -74,10 +84,10 @@ void oprofile_add_trace(unsigned long eip); * the specified file operations. */ int oprofilefs_create_file(struct super_block * sb, struct dentry * root, - char const * name, struct file_operations * fops); + char const * name, const struct file_operations * fops); int oprofilefs_create_file_perm(struct super_block * sb, struct dentry * root, - char const * name, struct file_operations * fops, int perm); + char const * name, const struct file_operations * fops, int perm); /** Create a file for read/write access to an unsigned long. */ int oprofilefs_create_ulong(struct super_block * sb, struct dentry * root, diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 02f6cf20b14..e2ab2ac18d6 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -642,6 +642,7 @@ #define PCI_DEVICE_ID_SI_965 0x0965 #define PCI_DEVICE_ID_SI_5511 0x5511 #define PCI_DEVICE_ID_SI_5513 0x5513 +#define PCI_DEVICE_ID_SI_5517 0x5517 #define PCI_DEVICE_ID_SI_5518 0x5518 #define PCI_DEVICE_ID_SI_5571 0x5571 #define PCI_DEVICE_ID_SI_5581 0x5581 diff --git a/include/linux/poll.h b/include/linux/poll.h index 8e8f6098508..51e1b56741f 100644 --- a/include/linux/poll.h +++ b/include/linux/poll.h @@ -11,6 +11,15 @@ #include <linux/mm.h> #include <asm/uaccess.h> +/* ~832 bytes of stack space used max in sys_select/sys_poll before allocating + additional memory. */ +#define MAX_STACK_ALLOC 832 +#define FRONTEND_STACK_ALLOC 256 +#define SELECT_STACK_ALLOC FRONTEND_STACK_ALLOC +#define POLL_STACK_ALLOC FRONTEND_STACK_ALLOC +#define WQUEUES_STACK_ALLOC (MAX_STACK_ALLOC - FRONTEND_STACK_ALLOC) +#define N_INLINE_POLL_ENTRIES (WQUEUES_STACK_ALLOC / sizeof(struct poll_table_entry)) + struct poll_table_struct; /* @@ -33,6 +42,12 @@ static inline void init_poll_funcptr(poll_table *pt, poll_queue_proc qproc) pt->qproc = qproc; } +struct poll_table_entry { + struct file * filp; + wait_queue_t wait; + wait_queue_head_t * wait_address; +}; + /* * Structures and helpers for sys_poll/sys_poll */ @@ -40,6 +55,8 @@ struct poll_wqueues { poll_table pt; struct poll_table_page * table; int error; + int inline_index; + struct poll_table_entry inline_entries[N_INLINE_POLL_ENTRIES]; }; extern void poll_initwait(struct poll_wqueues *pwq); diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h index cb224cf653b..135871df991 100644 --- a/include/linux/proc_fs.h +++ b/include/linux/proc_fs.h @@ -58,7 +58,7 @@ struct proc_dir_entry { gid_t gid; loff_t size; struct inode_operations * proc_iops; - struct file_operations * proc_fops; + const struct file_operations * proc_fops; get_info_t *get_info; struct module *owner; struct proc_dir_entry *next, *parent, *subdir; @@ -128,9 +128,9 @@ extern int proc_match(int, const char *,struct proc_dir_entry *); extern int proc_readdir(struct file *, void *, filldir_t); extern struct dentry *proc_lookup(struct inode *, struct dentry *, struct nameidata *); -extern struct file_operations proc_kcore_operations; -extern struct file_operations proc_kmsg_operations; -extern struct file_operations ppc_htab_operations; +extern const struct file_operations proc_kcore_operations; +extern const struct file_operations proc_kmsg_operations; +extern const struct file_operations ppc_htab_operations; /* * proc_tty.c @@ -189,7 +189,7 @@ static inline struct proc_dir_entry *proc_net_create(const char *name, } static inline struct proc_dir_entry *proc_net_fops_create(const char *name, - mode_t mode, struct file_operations *fops) + mode_t mode, const struct file_operations *fops) { struct proc_dir_entry *res = create_proc_entry(name, mode, proc_net); if (res) diff --git a/include/linux/qnx4_fs.h b/include/linux/qnx4_fs.h index fc610bb0f73..27f49c85d5d 100644 --- a/include/linux/qnx4_fs.h +++ b/include/linux/qnx4_fs.h @@ -118,8 +118,8 @@ extern struct buffer_head *qnx4_bread(struct inode *, int, int); extern struct inode_operations qnx4_file_inode_operations; extern struct inode_operations qnx4_dir_inode_operations; -extern struct file_operations qnx4_file_operations; -extern struct file_operations qnx4_dir_operations; +extern const struct file_operations qnx4_file_operations; +extern const struct file_operations qnx4_dir_operations; extern int qnx4_is_free(struct super_block *sb, long block); extern int qnx4_set_bitmap(struct super_block *sb, long block, int busy); extern int qnx4_create(struct inode *inode, struct dentry *dentry, int mode, struct nameidata *nd); diff --git a/include/linux/ramfs.h b/include/linux/ramfs.h index 953b6df5d03..78ecfa28b1c 100644 --- a/include/linux/ramfs.h +++ b/include/linux/ramfs.h @@ -15,7 +15,7 @@ extern unsigned long ramfs_nommu_get_unmapped_area(struct file *file, extern int ramfs_nommu_mmap(struct file *file, struct vm_area_struct *vma); #endif -extern struct file_operations ramfs_file_operations; +extern const struct file_operations ramfs_file_operations; extern struct vm_operations_struct generic_file_vm_ops; #endif diff --git a/include/linux/reiserfs_fs.h b/include/linux/reiserfs_fs.h index 912f1b7cb18..5676c4210e2 100644 --- a/include/linux/reiserfs_fs.h +++ b/include/linux/reiserfs_fs.h @@ -1960,7 +1960,7 @@ int reiserfs_global_version_in_proc(char *buffer, char **start, off_t offset, extern struct inode_operations reiserfs_dir_inode_operations; extern struct inode_operations reiserfs_symlink_inode_operations; extern struct inode_operations reiserfs_special_inode_operations; -extern struct file_operations reiserfs_dir_operations; +extern const struct file_operations reiserfs_dir_operations; /* tail_conversion.c */ int direct2indirect(struct reiserfs_transaction_handle *, struct inode *, @@ -1972,7 +1972,7 @@ void reiserfs_unmap_buffer(struct buffer_head *); /* file.c */ extern struct inode_operations reiserfs_file_inode_operations; -extern struct file_operations reiserfs_file_operations; +extern const struct file_operations reiserfs_file_operations; extern struct address_space_operations reiserfs_address_space_operations; /* fix_nodes.c */ diff --git a/include/linux/relayfs_fs.h b/include/linux/relayfs_fs.h deleted file mode 100644 index 7342e66247f..00000000000 --- a/include/linux/relayfs_fs.h +++ /dev/null @@ -1,287 +0,0 @@ -/* - * linux/include/linux/relayfs_fs.h - * - * Copyright (C) 2002, 2003 - Tom Zanussi (zanussi@us.ibm.com), IBM Corp - * Copyright (C) 1999, 2000, 2001, 2002 - Karim Yaghmour (karim@opersys.com) - * - * RelayFS definitions and declarations - */ - -#ifndef _LINUX_RELAYFS_FS_H -#define _LINUX_RELAYFS_FS_H - -#include <linux/config.h> -#include <linux/types.h> -#include <linux/sched.h> -#include <linux/wait.h> -#include <linux/list.h> -#include <linux/fs.h> -#include <linux/poll.h> -#include <linux/kref.h> - -/* - * Tracks changes to rchan/rchan_buf structs - */ -#define RELAYFS_CHANNEL_VERSION 6 - -/* - * Per-cpu relay channel buffer - */ -struct rchan_buf -{ - void *start; /* start of channel buffer */ - void *data; /* start of current sub-buffer */ - size_t offset; /* current offset into sub-buffer */ - size_t subbufs_produced; /* count of sub-buffers produced */ - size_t subbufs_consumed; /* count of sub-buffers consumed */ - struct rchan *chan; /* associated channel */ - wait_queue_head_t read_wait; /* reader wait queue */ - struct work_struct wake_readers; /* reader wake-up work struct */ - struct dentry *dentry; /* channel file dentry */ - struct kref kref; /* channel buffer refcount */ - struct page **page_array; /* array of current buffer pages */ - unsigned int page_count; /* number of current buffer pages */ - unsigned int finalized; /* buffer has been finalized */ - size_t *padding; /* padding counts per sub-buffer */ - size_t prev_padding; /* temporary variable */ - size_t bytes_consumed; /* bytes consumed in cur read subbuf */ - unsigned int cpu; /* this buf's cpu */ -} ____cacheline_aligned; - -/* - * Relay channel data structure - */ -struct rchan -{ - u32 version; /* the version of this struct */ - size_t subbuf_size; /* sub-buffer size */ - size_t n_subbufs; /* number of sub-buffers per buffer */ - size_t alloc_size; /* total buffer size allocated */ - struct rchan_callbacks *cb; /* client callbacks */ - struct kref kref; /* channel refcount */ - void *private_data; /* for user-defined data */ - size_t last_toobig; /* tried to log event > subbuf size */ - struct rchan_buf *buf[NR_CPUS]; /* per-cpu channel buffers */ -}; - -/* - * Relay channel client callbacks - */ -struct rchan_callbacks -{ - /* - * subbuf_start - called on buffer-switch to a new sub-buffer - * @buf: the channel buffer containing the new sub-buffer - * @subbuf: the start of the new sub-buffer - * @prev_subbuf: the start of the previous sub-buffer - * @prev_padding: unused space at the end of previous sub-buffer - * - * The client should return 1 to continue logging, 0 to stop - * logging. - * - * NOTE: subbuf_start will also be invoked when the buffer is - * created, so that the first sub-buffer can be initialized - * if necessary. In this case, prev_subbuf will be NULL. - * - * NOTE: the client can reserve bytes at the beginning of the new - * sub-buffer by calling subbuf_start_reserve() in this callback. - */ - int (*subbuf_start) (struct rchan_buf *buf, - void *subbuf, - void *prev_subbuf, - size_t prev_padding); - - /* - * buf_mapped - relayfs buffer mmap notification - * @buf: the channel buffer - * @filp: relayfs file pointer - * - * Called when a relayfs file is successfully mmapped - */ - void (*buf_mapped)(struct rchan_buf *buf, - struct file *filp); - - /* - * buf_unmapped - relayfs buffer unmap notification - * @buf: the channel buffer - * @filp: relayfs file pointer - * - * Called when a relayfs file is successfully unmapped - */ - void (*buf_unmapped)(struct rchan_buf *buf, - struct file *filp); - /* - * create_buf_file - create file to represent a relayfs channel buffer - * @filename: the name of the file to create - * @parent: the parent of the file to create - * @mode: the mode of the file to create - * @buf: the channel buffer - * @is_global: outparam - set non-zero if the buffer should be global - * - * Called during relay_open(), once for each per-cpu buffer, - * to allow the client to create a file to be used to - * represent the corresponding channel buffer. If the file is - * created outside of relayfs, the parent must also exist in - * that filesystem. - * - * The callback should return the dentry of the file created - * to represent the relay buffer. - * - * Setting the is_global outparam to a non-zero value will - * cause relay_open() to create a single global buffer rather - * than the default set of per-cpu buffers. - * - * See Documentation/filesystems/relayfs.txt for more info. - */ - struct dentry *(*create_buf_file)(const char *filename, - struct dentry *parent, - int mode, - struct rchan_buf *buf, - int *is_global); - - /* - * remove_buf_file - remove file representing a relayfs channel buffer - * @dentry: the dentry of the file to remove - * - * Called during relay_close(), once for each per-cpu buffer, - * to allow the client to remove a file used to represent a - * channel buffer. - * - * The callback should return 0 if successful, negative if not. - */ - int (*remove_buf_file)(struct dentry *dentry); -}; - -/* - * relayfs kernel API, fs/relayfs/relay.c - */ - -struct rchan *relay_open(const char *base_filename, - struct dentry *parent, - size_t subbuf_size, - size_t n_subbufs, - struct rchan_callbacks *cb); -extern void relay_close(struct rchan *chan); -extern void relay_flush(struct rchan *chan); -extern void relay_subbufs_consumed(struct rchan *chan, - unsigned int cpu, - size_t consumed); -extern void relay_reset(struct rchan *chan); -extern int relay_buf_full(struct rchan_buf *buf); - -extern size_t relay_switch_subbuf(struct rchan_buf *buf, - size_t length); -extern struct dentry *relayfs_create_dir(const char *name, - struct dentry *parent); -extern int relayfs_remove_dir(struct dentry *dentry); -extern struct dentry *relayfs_create_file(const char *name, - struct dentry *parent, - int mode, - struct file_operations *fops, - void *data); -extern int relayfs_remove_file(struct dentry *dentry); - -/** - * relay_write - write data into the channel - * @chan: relay channel - * @data: data to be written - * @length: number of bytes to write - * - * Writes data into the current cpu's channel buffer. - * - * Protects the buffer by disabling interrupts. Use this - * if you might be logging from interrupt context. Try - * __relay_write() if you know you won't be logging from - * interrupt context. - */ -static inline void relay_write(struct rchan *chan, - const void *data, - size_t length) -{ - unsigned long flags; - struct rchan_buf *buf; - - local_irq_save(flags); - buf = chan->buf[smp_processor_id()]; - if (unlikely(buf->offset + length > chan->subbuf_size)) - length = relay_switch_subbuf(buf, length); - memcpy(buf->data + buf->offset, data, length); - buf->offset += length; - local_irq_restore(flags); -} - -/** - * __relay_write - write data into the channel - * @chan: relay channel - * @data: data to be written - * @length: number of bytes to write - * - * Writes data into the current cpu's channel buffer. - * - * Protects the buffer by disabling preemption. Use - * relay_write() if you might be logging from interrupt - * context. - */ -static inline void __relay_write(struct rchan *chan, - const void *data, - size_t length) -{ - struct rchan_buf *buf; - - buf = chan->buf[get_cpu()]; - if (unlikely(buf->offset + length > buf->chan->subbuf_size)) - length = relay_switch_subbuf(buf, length); - memcpy(buf->data + buf->offset, data, length); - buf->offset += length; - put_cpu(); -} - -/** - * relay_reserve - reserve slot in channel buffer - * @chan: relay channel - * @length: number of bytes to reserve - * - * Returns pointer to reserved slot, NULL if full. - * - * Reserves a slot in the current cpu's channel buffer. - * Does not protect the buffer at all - caller must provide - * appropriate synchronization. - */ -static inline void *relay_reserve(struct rchan *chan, size_t length) -{ - void *reserved; - struct rchan_buf *buf = chan->buf[smp_processor_id()]; - - if (unlikely(buf->offset + length > buf->chan->subbuf_size)) { - length = relay_switch_subbuf(buf, length); - if (!length) - return NULL; - } - reserved = buf->data + buf->offset; - buf->offset += length; - - return reserved; -} - -/** - * subbuf_start_reserve - reserve bytes at the start of a sub-buffer - * @buf: relay channel buffer - * @length: number of bytes to reserve - * - * Helper function used to reserve bytes at the beginning of - * a sub-buffer in the subbuf_start() callback. - */ -static inline void subbuf_start_reserve(struct rchan_buf *buf, - size_t length) -{ - BUG_ON(length >= buf->chan->subbuf_size - 1); - buf->offset = length; -} - -/* - * exported relay file operations, fs/relayfs/inode.c - */ -extern struct file_operations relay_file_operations; - -#endif /* _LINUX_RELAYFS_FS_H */ - diff --git a/include/linux/sound.h b/include/linux/sound.h index 72b9af4c3fd..f63d8342ffa 100644 --- a/include/linux/sound.h +++ b/include/linux/sound.h @@ -30,12 +30,12 @@ */ struct device; -extern int register_sound_special(struct file_operations *fops, int unit); -extern int register_sound_special_device(struct file_operations *fops, int unit, struct device *dev); -extern int register_sound_mixer(struct file_operations *fops, int dev); -extern int register_sound_midi(struct file_operations *fops, int dev); -extern int register_sound_dsp(struct file_operations *fops, int dev); -extern int register_sound_synth(struct file_operations *fops, int dev); +extern int register_sound_special(const struct file_operations *fops, int unit); +extern int register_sound_special_device(const struct file_operations *fops, int unit, struct device *dev); +extern int register_sound_mixer(const struct file_operations *fops, int dev); +extern int register_sound_midi(const struct file_operations *fops, int dev); +extern int register_sound_dsp(const struct file_operations *fops, int dev); +extern int register_sound_synth(const struct file_operations *fops, int dev); extern void unregister_sound_special(int unit); extern void unregister_sound_mixer(int unit); diff --git a/include/linux/sunrpc/stats.h b/include/linux/sunrpc/stats.h index 0d6ed3c8bdc..d93c24b47f3 100644 --- a/include/linux/sunrpc/stats.h +++ b/include/linux/sunrpc/stats.h @@ -50,7 +50,7 @@ struct proc_dir_entry * rpc_proc_register(struct rpc_stat *); void rpc_proc_unregister(const char *); void rpc_proc_zero(struct rpc_program *); struct proc_dir_entry * svc_proc_register(struct svc_stat *, - struct file_operations *); + const struct file_operations *); void svc_proc_unregister(const char *); void svc_seq_show(struct seq_file *, @@ -65,7 +65,7 @@ static inline void rpc_proc_unregister(const char *p) {} static inline void rpc_proc_zero(struct rpc_program *p) {} static inline struct proc_dir_entry *svc_proc_register(struct svc_stat *s, - struct file_operations *f) { return NULL; } + const struct file_operations *f) { return NULL; } static inline void svc_proc_unregister(const char *p) {} static inline void svc_seq_show(struct seq_file *seq, diff --git a/include/linux/synclink.h b/include/linux/synclink.h index 1b7cd8d1a71..2993302f792 100644 --- a/include/linux/synclink.h +++ b/include/linux/synclink.h @@ -1,7 +1,7 @@ /* * SyncLink Multiprotocol Serial Adapter Driver * - * $Id: synclink.h,v 3.10 2005/11/08 19:50:54 paulkf Exp $ + * $Id: synclink.h,v 3.11 2006/02/06 21:20:29 paulkf Exp $ * * Copyright (C) 1998-2000 by Microgate Corporation * @@ -221,6 +221,12 @@ struct mgsl_icount { __u32 rxidle; }; +struct gpio_desc { + __u32 state; + __u32 smask; + __u32 dir; + __u32 dmask; +}; #define DEBUG_LEVEL_DATA 1 #define DEBUG_LEVEL_ERROR 2 @@ -276,5 +282,8 @@ struct mgsl_icount { #define MGSL_IOCLOOPTXDONE _IO(MGSL_MAGIC_IOC,9) #define MGSL_IOCSIF _IO(MGSL_MAGIC_IOC,10) #define MGSL_IOCGIF _IO(MGSL_MAGIC_IOC,11) +#define MGSL_IOCSGPIO _IOW(MGSL_MAGIC_IOC,16,struct gpio_desc) +#define MGSL_IOCGGPIO _IOR(MGSL_MAGIC_IOC,17,struct gpio_desc) +#define MGSL_IOCWAITGPIO _IOWR(MGSL_MAGIC_IOC,18,struct gpio_desc) #endif /* _SYNCLINK_H_ */ diff --git a/include/linux/ufs_fs.h b/include/linux/ufs_fs.h index b0ffe4356e5..843aeaaa79d 100644 --- a/include/linux/ufs_fs.h +++ b/include/linux/ufs_fs.h @@ -895,7 +895,7 @@ extern void ufs_set_link(struct inode *, struct ufs_dir_entry *, struct buffer_h /* file.c */ extern struct inode_operations ufs_file_inode_operations; -extern struct file_operations ufs_file_operations; +extern const struct file_operations ufs_file_operations; extern struct address_space_operations ufs_aops; @@ -915,7 +915,7 @@ extern struct buffer_head * ufs_bread (struct inode *, unsigned, int, int *); extern int ufs_getfrag_block (struct inode *inode, sector_t fragment, struct buffer_head *bh_result, int create); /* namei.c */ -extern struct file_operations ufs_dir_operations; +extern const struct file_operations ufs_dir_operations; /* super.c */ extern void ufs_warning (struct super_block *, const char *, const char *, ...) __attribute__ ((format (printf, 3, 4))); diff --git a/include/linux/usb.h b/include/linux/usb.h index 130d125fda1..e34e5e3dce5 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -615,7 +615,7 @@ extern struct bus_type usb_bus_type; */ struct usb_class_driver { char *name; - struct file_operations *fops; + const struct file_operations *fops; int minor_base; }; diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h index 2275bfec5b6..af2d6155d3f 100644 --- a/include/linux/videodev2.h +++ b/include/linux/videodev2.h @@ -75,7 +75,7 @@ struct video_device int minor; /* device ops + callbacks */ - struct file_operations *fops; + const struct file_operations *fops; void (*release)(struct video_device *vfd); diff --git a/include/sound/core.h b/include/sound/core.h index 144bdc2f217..7f32c12b4a0 100644 --- a/include/sound/core.h +++ b/include/sound/core.h @@ -186,7 +186,7 @@ struct snd_minor { int type; /* SNDRV_DEVICE_TYPE_XXX */ int card; /* card number */ int device; /* device number */ - struct file_operations *f_ops; /* file operations */ + const struct file_operations *f_ops; /* file operations */ void *private_data; /* private data for f_ops->open */ char name[0]; /* device name (keep at the end of structure) */ @@ -200,14 +200,14 @@ extern int snd_ecards_limit; void snd_request_card(int card); int snd_register_device(int type, struct snd_card *card, int dev, - struct file_operations *f_ops, void *private_data, + const struct file_operations *f_ops, void *private_data, const char *name); int snd_unregister_device(int type, struct snd_card *card, int dev); void *snd_lookup_minor_data(unsigned int minor, int type); #ifdef CONFIG_SND_OSSEMUL int snd_register_oss_device(int type, struct snd_card *card, int dev, - struct file_operations *f_ops, void *private_data, + const struct file_operations *f_ops, void *private_data, const char *name); int snd_unregister_oss_device(int type, struct snd_card *card, int dev); void *snd_lookup_oss_minor_data(unsigned int minor, int type); diff --git a/init/main.c b/init/main.c index 64466ea1984..4a2f0898dda 100644 --- a/init/main.c +++ b/init/main.c @@ -341,7 +341,7 @@ static void __init setup_per_cpu_areas(void) #endif ptr = alloc_bootmem(size * nr_possible_cpus); - for_each_cpu(i) { + for_each_possible_cpu(i) { __per_cpu_offset[i] = ptr - __per_cpu_start; memcpy(ptr, __per_cpu_start, __per_cpu_end - __per_cpu_start); ptr += size; diff --git a/ipc/mqueue.c b/ipc/mqueue.c index 532ec3bf18d..41ecbd440fe 100644 --- a/ipc/mqueue.c +++ b/ipc/mqueue.c @@ -762,7 +762,7 @@ out_unlock: * The receiver accepts the message and returns without grabbing the queue * spinlock. Therefore an intermediate STATE_PENDING state and memory barriers * are necessary. The same algorithm is used for sysv semaphores, see - * ipc/sem.c fore more details. + * ipc/sem.c for more details. * * The same algorithm is used for senders. */ diff --git a/kernel/futex_compat.c b/kernel/futex_compat.c index 9c077cf9aa8..54274fc8532 100644 --- a/kernel/futex_compat.c +++ b/kernel/futex_compat.c @@ -137,5 +137,6 @@ asmlinkage long compat_sys_futex(u32 __user *uaddr, int op, u32 val, if (op >= FUTEX_REQUEUE) val2 = (int) (unsigned long) utime; - return do_futex(uaddr, op, val, timeout, uaddr2, val2, val3); + return do_futex((unsigned long)uaddr, op, val, timeout, + (unsigned long)uaddr2, val2, val3); } diff --git a/kernel/module.c b/kernel/module.c index 4fafd58038a..bd088a7c149 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -127,7 +127,7 @@ extern const unsigned long __start___kcrctab_gpl_future[]; #ifndef CONFIG_MODVERSIONS #define symversion(base, idx) NULL #else -#define symversion(base, idx) ((base) ? ((base) + (idx)) : NULL) +#define symversion(base, idx) ((base != NULL) ? ((base) + (idx)) : NULL) #endif /* lookup symbol in given range of kernel_symbols */ diff --git a/kernel/params.c b/kernel/params.c index 9de637a5c8b..af43ecdc8d9 100644 --- a/kernel/params.c +++ b/kernel/params.c @@ -31,7 +31,7 @@ #define DEBUGP(fmt, a...) #endif -static inline int dash2underscore(char c) +static inline char dash2underscore(char c) { if (c == '-') return '_'; diff --git a/kernel/rcutorture.c b/kernel/rcutorture.c index b4b362b5baf..8154e7589d1 100644 --- a/kernel/rcutorture.c +++ b/kernel/rcutorture.c @@ -301,7 +301,7 @@ rcu_torture_printk(char *page) long pipesummary[RCU_TORTURE_PIPE_LEN + 1] = { 0 }; long batchsummary[RCU_TORTURE_PIPE_LEN + 1] = { 0 }; - for_each_cpu(cpu) { + for_each_possible_cpu(cpu) { for (i = 0; i < RCU_TORTURE_PIPE_LEN + 1; i++) { pipesummary[i] += per_cpu(rcu_torture_count, cpu)[i]; batchsummary[i] += per_cpu(rcu_torture_batch, cpu)[i]; @@ -535,7 +535,7 @@ rcu_torture_init(void) atomic_set(&n_rcu_torture_error, 0); for (i = 0; i < RCU_TORTURE_PIPE_LEN + 1; i++) atomic_set(&rcu_torture_wcount[i], 0); - for_each_cpu(cpu) { + for_each_possible_cpu(cpu) { for (i = 0; i < RCU_TORTURE_PIPE_LEN + 1; i++) { per_cpu(rcu_torture_count, cpu)[i] = 0; per_cpu(rcu_torture_batch, cpu)[i] = 0; diff --git a/kernel/sched.c b/kernel/sched.c index 7854ee516b9..a9ecac398bb 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -1625,7 +1625,7 @@ unsigned long nr_uninterruptible(void) { unsigned long i, sum = 0; - for_each_cpu(i) + for_each_possible_cpu(i) sum += cpu_rq(i)->nr_uninterruptible; /* @@ -1642,7 +1642,7 @@ unsigned long long nr_context_switches(void) { unsigned long long i, sum = 0; - for_each_cpu(i) + for_each_possible_cpu(i) sum += cpu_rq(i)->nr_switches; return sum; @@ -1652,7 +1652,7 @@ unsigned long nr_iowait(void) { unsigned long i, sum = 0; - for_each_cpu(i) + for_each_possible_cpu(i) sum += atomic_read(&cpu_rq(i)->nr_iowait); return sum; @@ -6080,7 +6080,7 @@ void __init sched_init(void) runqueue_t *rq; int i, j, k; - for_each_cpu(i) { + for_each_possible_cpu(i) { prio_array_t *array; rq = cpu_rq(i); diff --git a/mm/mempolicy.c b/mm/mempolicy.c index 4f71cfd29c6..dec8249e972 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -912,7 +912,7 @@ asmlinkage long sys_migrate_pages(pid_t pid, unsigned long maxnode, /* * Check if this process has the right to modify the specified * process. The right exists if the process has administrative - * capabilities, superuser priviledges or the same + * capabilities, superuser privileges or the same * userid as the target process. */ if ((current->euid != task->suid) && (current->euid != task->uid) && diff --git a/mm/slab.c b/mm/slab.c index 681837499d7..4cbf8bb1355 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -3311,7 +3311,7 @@ void *__alloc_percpu(size_t size) * and we have no way of figuring out how to fix the array * that we have allocated then.... */ - for_each_cpu(i) { + for_each_possible_cpu(i) { int node = cpu_to_node(i); if (node_online(node)) @@ -3398,7 +3398,7 @@ void free_percpu(const void *objp) /* * We allocate for all cpus so we cannot use for online cpu here. */ - for_each_cpu(i) + for_each_possible_cpu(i) kfree(p->ptrs[i]); kfree(p); } diff --git a/mm/swap.c b/mm/swap.c index 91b7e2026f6..88895c249bc 100644 --- a/mm/swap.c +++ b/mm/swap.c @@ -512,7 +512,7 @@ long percpu_counter_sum(struct percpu_counter *fbc) spin_lock(&fbc->lock); ret = fbc->count; - for_each_cpu(cpu) { + for_each_possible_cpu(cpu) { long *pcount = per_cpu_ptr(fbc->counters, cpu); ret += *pcount; } diff --git a/net/irda/af_irda.c b/net/irda/af_irda.c index 75944564866..627b1134223 100644 --- a/net/irda/af_irda.c +++ b/net/irda/af_irda.c @@ -1302,7 +1302,7 @@ static int irda_sendmsg(struct kiocb *iocb, struct socket *sock, if (sk->sk_state != TCP_ESTABLISHED) return -ENOTCONN; - /* Check that we don't send out to big frames */ + /* Check that we don't send out too big frames */ if (len > self->max_data_size) { IRDA_DEBUG(2, "%s(), Chopping frame from %zd to %d bytes!\n", __FUNCTION__, len, self->max_data_size); @@ -1546,7 +1546,7 @@ static int irda_sendmsg_dgram(struct kiocb *iocb, struct socket *sock, IRDA_ASSERT(self != NULL, return -1;); /* - * Check that we don't send out to big frames. This is an unreliable + * Check that we don't send out too big frames. This is an unreliable * service, so we have no fragmentation and no coalescence */ if (len > self->max_data_size) { @@ -1642,7 +1642,7 @@ static int irda_sendmsg_ultra(struct kiocb *iocb, struct socket *sock, } /* - * Check that we don't send out to big frames. This is an unreliable + * Check that we don't send out too big frames. This is an unreliable * service, so we have no fragmentation and no coalescence */ if (len > self->max_data_size) { diff --git a/net/nonet.c b/net/nonet.c index 1230f0ae832..92e76640c7c 100644 --- a/net/nonet.c +++ b/net/nonet.c @@ -19,7 +19,7 @@ static int sock_no_open(struct inode *irrelevant, struct file *dontcare) return -ENXIO; } -struct file_operations bad_sock_fops = { +const struct file_operations bad_sock_fops = { .owner = THIS_MODULE, .open = sock_no_open, }; diff --git a/net/socket.c b/net/socket.c index 5211ba27037..fcd77eac0cc 100644 --- a/net/socket.c +++ b/net/socket.c @@ -539,7 +539,7 @@ static int sock_no_open(struct inode *irrelevant, struct file *dontcare) return -ENXIO; } -struct file_operations bad_sock_fops = { +const struct file_operations bad_sock_fops = { .owner = THIS_MODULE, .open = sock_no_open, }; diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c index aa4158be990..cc673dd8433 100644 --- a/net/sunrpc/rpc_pipe.c +++ b/net/sunrpc/rpc_pipe.c @@ -395,7 +395,7 @@ enum { */ struct rpc_filelist { char *name; - struct file_operations *i_fop; + const struct file_operations *i_fop; int mode; }; diff --git a/net/sunrpc/stats.c b/net/sunrpc/stats.c index 790941e8af4..dea529666d6 100644 --- a/net/sunrpc/stats.c +++ b/net/sunrpc/stats.c @@ -225,7 +225,7 @@ EXPORT_SYMBOL(rpc_print_iostats); * Register/unregister RPC proc files */ static inline struct proc_dir_entry * -do_register(const char *name, void *data, struct file_operations *fops) +do_register(const char *name, void *data, const struct file_operations *fops) { struct proc_dir_entry *ent; @@ -253,7 +253,7 @@ rpc_proc_unregister(const char *name) } struct proc_dir_entry * -svc_proc_register(struct svc_stat *statp, struct file_operations *fops) +svc_proc_register(struct svc_stat *statp, const struct file_operations *fops) { return do_register(statp->program->pg_name, statp, fops); } diff --git a/sound/core/init.c b/sound/core/init.c index ad68761abba..5bb8a8b23d5 100644 --- a/sound/core/init.c +++ b/sound/core/init.c @@ -223,7 +223,8 @@ int snd_card_disconnect(struct snd_card *card) struct snd_monitor_file *mfile; struct file *file; struct snd_shutdown_f_ops *s_f_ops; - struct file_operations *f_ops, *old_f_ops; + struct file_operations *f_ops; + const struct file_operations *old_f_ops; int err; spin_lock(&card->files_lock); diff --git a/sound/core/rawmidi.c b/sound/core/rawmidi.c index 6b7a3677429..87b47c9564f 100644 --- a/sound/core/rawmidi.c +++ b/sound/core/rawmidi.c @@ -631,7 +631,8 @@ int snd_rawmidi_output_params(struct snd_rawmidi_substream *substream, return -EINVAL; } if (params->buffer_size != runtime->buffer_size) { - if ((newbuf = (char *) kmalloc(params->buffer_size, GFP_KERNEL)) == NULL) + newbuf = kmalloc(params->buffer_size, GFP_KERNEL); + if (!newbuf) return -ENOMEM; kfree(runtime->buffer); runtime->buffer = newbuf; @@ -657,7 +658,8 @@ int snd_rawmidi_input_params(struct snd_rawmidi_substream *substream, return -EINVAL; } if (params->buffer_size != runtime->buffer_size) { - if ((newbuf = (char *) kmalloc(params->buffer_size, GFP_KERNEL)) == NULL) + newbuf = kmalloc(params->buffer_size, GFP_KERNEL); + if (!newbuf) return -ENOMEM; kfree(runtime->buffer); runtime->buffer = newbuf; diff --git a/sound/core/sound.c b/sound/core/sound.c index 4d28e521261..108e430b503 100644 --- a/sound/core/sound.c +++ b/sound/core/sound.c @@ -137,7 +137,7 @@ static int snd_open(struct inode *inode, struct file *file) { unsigned int minor = iminor(inode); struct snd_minor *mptr = NULL; - struct file_operations *old_fops; + const struct file_operations *old_fops; int err = 0; if (minor >= ARRAY_SIZE(snd_minors)) @@ -240,7 +240,7 @@ static int snd_kernel_minor(int type, struct snd_card *card, int dev) * Retrurns zero if successful, or a negative error code on failure. */ int snd_register_device(int type, struct snd_card *card, int dev, - struct file_operations *f_ops, void *private_data, + const struct file_operations *f_ops, void *private_data, const char *name) { int minor; diff --git a/sound/core/sound_oss.c b/sound/core/sound_oss.c index 4023d3b406d..9055c6de958 100644 --- a/sound/core/sound_oss.c +++ b/sound/core/sound_oss.c @@ -95,7 +95,7 @@ static int snd_oss_kernel_minor(int type, struct snd_card *card, int dev) } int snd_register_oss_device(int type, struct snd_card *card, int dev, - struct file_operations *f_ops, void *private_data, + const struct file_operations *f_ops, void *private_data, const char *name) { int minor = snd_oss_kernel_minor(type, card, dev); diff --git a/sound/oss/dmasound/dmasound_awacs.c b/sound/oss/dmasound/dmasound_awacs.c index 6ba8d6f45fe..3bbc8105e9f 100644 --- a/sound/oss/dmasound/dmasound_awacs.c +++ b/sound/oss/dmasound/dmasound_awacs.c @@ -2798,7 +2798,7 @@ __init setup_beep(void) DBDMA_ALIGN(beep_dbdma_cmd_space); /* set up emergency dbdma cmd */ emergency_dbdma_cmd = beep_dbdma_cmd+1 ; - beep_buf = (short *) kmalloc(BEEP_BUFLEN * 4, GFP_KERNEL); + beep_buf = kmalloc(BEEP_BUFLEN * 4, GFP_KERNEL); if (beep_buf == NULL) { printk(KERN_ERR "dmasound_pmac: no memory for beep buffer\n"); kfree(beep_dbdma_cmd_space) ; diff --git a/sound/oss/emu10k1/midi.c b/sound/oss/emu10k1/midi.c index 959a96794db..25ae8e4a488 100644 --- a/sound/oss/emu10k1/midi.c +++ b/sound/oss/emu10k1/midi.c @@ -65,7 +65,8 @@ static int midiin_add_buffer(struct emu10k1_mididevice *midi_dev, struct midi_hd init_midi_hdr(midihdr); - if ((midihdr->data = (u8 *) kmalloc(MIDIIN_BUFLEN, GFP_KERNEL)) == NULL) { + midihdr->data = kmalloc(MIDIIN_BUFLEN, GFP_KERNEL); + if (!midihdr->data) { ERROR(); kfree(midihdr); return -1; @@ -334,7 +335,8 @@ static ssize_t emu10k1_midi_write(struct file *file, const char __user *buffer, midihdr->bytesrecorded = 0; midihdr->flags = 0; - if ((midihdr->data = (u8 *) kmalloc(count, GFP_KERNEL)) == NULL) { + midihdr->data = kmalloc(count, GFP_KERNEL); + if (!midihdr->data) { ERROR(); kfree(midihdr); return -EINVAL; @@ -545,7 +547,8 @@ int emu10k1_seq_midi_out(int dev, unsigned char midi_byte) midihdr->bytesrecorded = 0; midihdr->flags = 0; - if ((midihdr->data = (u8 *) kmalloc(1, GFP_KERNEL)) == NULL) { + midihdr->data = kmalloc(1, GFP_KERNEL); + if (!midihdr->data) { ERROR(); kfree(midihdr); return -EINVAL; diff --git a/sound/oss/esssolo1.c b/sound/oss/esssolo1.c index 78d3e29ce96..6861563d752 100644 --- a/sound/oss/esssolo1.c +++ b/sound/oss/esssolo1.c @@ -2348,7 +2348,7 @@ static int __devinit solo1_probe(struct pci_dev *pcidev, const struct pci_device /* Recording requires 24-bit DMA, so attempt to set dma mask * to 24 bits first, then 32 bits (playback only) if that fails. */ - if (pci_set_dma_mask(pcidev, 0x00ffffff) && + if (pci_set_dma_mask(pcidev, DMA_24BIT_MASK) && pci_set_dma_mask(pcidev, DMA_32BIT_MASK)) { printk(KERN_WARNING "solo1: architecture does not support 24bit or 32bit PCI busmaster DMA\n"); return -ENODEV; diff --git a/sound/oss/maestro3.c b/sound/oss/maestro3.c index 66044aff258..4a5e4237a11 100644 --- a/sound/oss/maestro3.c +++ b/sound/oss/maestro3.c @@ -2582,15 +2582,9 @@ static int alloc_dsp_suspendmem(struct m3_card *card) return 0; } -static void free_dsp_suspendmem(struct m3_card *card) -{ - if(card->suspend_mem) - vfree(card->suspend_mem); -} #else #define alloc_dsp_suspendmem(args...) 0 -#define free_dsp_suspendmem(args...) #endif /* @@ -2717,7 +2711,7 @@ out: if(ret) { if(card->iobase) release_region(pci_resource_start(pci_dev, 0), pci_resource_len(pci_dev, 0)); - free_dsp_suspendmem(card); + vfree(card->suspend_mem); if(card->ac97) { unregister_sound_mixer(card->ac97->dev_mixer); kfree(card->ac97); @@ -2760,7 +2754,7 @@ static void m3_remove(struct pci_dev *pci_dev) } release_region(card->iobase, 256); - free_dsp_suspendmem(card); + vfree(card->suspend_mem); kfree(card); } devs = NULL; diff --git a/sound/oss/msnd.c b/sound/oss/msnd.c index a7ad2b0a2ac..5dbfc0f9c3c 100644 --- a/sound/oss/msnd.c +++ b/sound/oss/msnd.c @@ -95,10 +95,8 @@ void msnd_fifo_init(msnd_fifo *f) void msnd_fifo_free(msnd_fifo *f) { - if (f->data) { - vfree(f->data); - f->data = NULL; - } + vfree(f->data); + f->data = NULL; } int msnd_fifo_alloc(msnd_fifo *f, size_t n) diff --git a/sound/oss/sb_card.c b/sound/oss/sb_card.c index d38e88abc8f..4708cbdc314 100644 --- a/sound/oss/sb_card.c +++ b/sound/oss/sb_card.c @@ -348,10 +348,8 @@ static void __exit sb_exit(void) sb_unregister_all(); - if (smw_free) { - vfree(smw_free); - smw_free = NULL; - } + vfree(smw_free); + smw_free = NULL; } module_init(sb_init); diff --git a/sound/oss/sequencer.c b/sound/oss/sequencer.c index 347cd79c250..6815c30e0bc 100644 --- a/sound/oss/sequencer.c +++ b/sound/oss/sequencer.c @@ -1671,14 +1671,7 @@ void sequencer_init(void) void sequencer_unload(void) { - if(queue) - { - vfree(queue); - queue=NULL; - } - if(iqueue) - { - vfree(iqueue); - iqueue=NULL; - } + vfree(queue); + vfree(iqueue); + queue = iqueue = NULL; } diff --git a/sound/oss/sh_dac_audio.c b/sound/oss/sh_dac_audio.c index 8a9917c919c..3f7427cd195 100644 --- a/sound/oss/sh_dac_audio.c +++ b/sound/oss/sh_dac_audio.c @@ -289,7 +289,7 @@ static int __init dac_audio_init(void) in_use = 0; - data_buffer = (char *)kmalloc(BUFFER_SIZE, GFP_KERNEL); + data_buffer = kmalloc(BUFFER_SIZE, GFP_KERNEL); if (data_buffer == NULL) return -ENOMEM; diff --git a/sound/oss/sonicvibes.c b/sound/oss/sonicvibes.c index 4471757b798..42bd276cfc3 100644 --- a/sound/oss/sonicvibes.c +++ b/sound/oss/sonicvibes.c @@ -116,6 +116,7 @@ #include <linux/spinlock.h> #include <linux/smp_lock.h> #include <linux/gameport.h> +#include <linux/dma-mapping.h> #include <linux/mutex.h> @@ -2535,7 +2536,7 @@ static int __devinit sv_probe(struct pci_dev *pcidev, const struct pci_device_id return -ENODEV; if (pcidev->irq == 0) return -ENODEV; - if (pci_set_dma_mask(pcidev, 0x00ffffff)) { + if (pci_set_dma_mask(pcidev, DMA_24BIT_MASK)) { printk(KERN_WARNING "sonicvibes: architecture does not support 24bit PCI busmaster DMA\n"); return -ENODEV; } diff --git a/sound/pci/ad1889.c b/sound/pci/ad1889.c index 2aa5a7fdb6e..c6c8333acc6 100644 --- a/sound/pci/ad1889.c +++ b/sound/pci/ad1889.c @@ -39,6 +39,7 @@ #include <linux/interrupt.h> #include <linux/compiler.h> #include <linux/delay.h> +#include <linux/dma-mapping.h> #include <sound/driver.h> #include <sound/core.h> diff --git a/sound/pci/ali5451/ali5451.c b/sound/pci/ali5451/ali5451.c index e264136e8fb..fc92b6896c2 100644 --- a/sound/pci/ali5451/ali5451.c +++ b/sound/pci/ali5451/ali5451.c @@ -33,6 +33,7 @@ #include <linux/pci.h> #include <linux/slab.h> #include <linux/moduleparam.h> +#include <linux/dma-mapping.h> #include <sound/core.h> #include <sound/pcm.h> #include <sound/info.h> @@ -2220,8 +2221,8 @@ static int __devinit snd_ali_create(struct snd_card *card, if ((err = pci_enable_device(pci)) < 0) return err; /* check, if we can restrict PCI DMA transfers to 31 bits */ - if (pci_set_dma_mask(pci, 0x7fffffff) < 0 || - pci_set_consistent_dma_mask(pci, 0x7fffffff) < 0) { + if (pci_set_dma_mask(pci, DMA_31BIT_MASK) < 0 || + pci_set_consistent_dma_mask(pci, DMA_31BIT_MASK) < 0) { snd_printk(KERN_ERR "architecture does not support 31bit PCI busmaster DMA\n"); pci_disable_device(pci); return -ENXIO; diff --git a/sound/pci/als4000.c b/sound/pci/als4000.c index 7b2ff5f4672..100d8127a41 100644 --- a/sound/pci/als4000.c +++ b/sound/pci/als4000.c @@ -70,6 +70,7 @@ #include <linux/slab.h> #include <linux/gameport.h> #include <linux/moduleparam.h> +#include <linux/dma-mapping.h> #include <sound/core.h> #include <sound/pcm.h> #include <sound/rawmidi.h> @@ -688,8 +689,8 @@ static int __devinit snd_card_als4000_probe(struct pci_dev *pci, return err; } /* check, if we can restrict PCI DMA transfers to 24 bits */ - if (pci_set_dma_mask(pci, 0x00ffffff) < 0 || - pci_set_consistent_dma_mask(pci, 0x00ffffff) < 0) { + if (pci_set_dma_mask(pci, DMA_24BIT_MASK) < 0 || + pci_set_consistent_dma_mask(pci, DMA_24BIT_MASK) < 0) { snd_printk(KERN_ERR "architecture does not support 24bit PCI busmaster DMA\n"); pci_disable_device(pci); return -ENXIO; diff --git a/sound/pci/azt3328.c b/sound/pci/azt3328.c index e077eb3fbe2..680077e1e05 100644 --- a/sound/pci/azt3328.c +++ b/sound/pci/azt3328.c @@ -104,6 +104,7 @@ #include <linux/slab.h> #include <linux/gameport.h> #include <linux/moduleparam.h> +#include <linux/dma-mapping.h> #include <sound/core.h> #include <sound/control.h> #include <sound/pcm.h> @@ -1669,8 +1670,8 @@ snd_azf3328_create(struct snd_card *card, chip->irq = -1; /* check if we can restrict PCI DMA transfers to 24 bits */ - if (pci_set_dma_mask(pci, 0x00ffffff) < 0 || - pci_set_consistent_dma_mask(pci, 0x00ffffff) < 0) { + if (pci_set_dma_mask(pci, DMA_24BIT_MASK) < 0 || + pci_set_consistent_dma_mask(pci, DMA_24BIT_MASK) < 0) { snd_printk(KERN_ERR "architecture does not support 24bit PCI busmaster DMA\n"); err = -ENXIO; goto out_err; diff --git a/sound/pci/emu10k1/emu10k1x.c b/sound/pci/emu10k1/emu10k1x.c index 2208dbd48be..3e332f39816 100644 --- a/sound/pci/emu10k1/emu10k1x.c +++ b/sound/pci/emu10k1/emu10k1x.c @@ -36,6 +36,7 @@ #include <linux/dma-mapping.h> #include <linux/slab.h> #include <linux/moduleparam.h> +#include <linux/dma-mapping.h> #include <sound/core.h> #include <sound/initval.h> #include <sound/pcm.h> diff --git a/sound/pci/es1938.c b/sound/pci/es1938.c index 0d556b09ad0..4d62fe43917 100644 --- a/sound/pci/es1938.c +++ b/sound/pci/es1938.c @@ -55,6 +55,7 @@ #include <linux/gameport.h> #include <linux/moduleparam.h> #include <linux/delay.h> +#include <linux/dma-mapping.h> #include <sound/core.h> #include <sound/control.h> #include <sound/pcm.h> @@ -1517,8 +1518,8 @@ static int __devinit snd_es1938_create(struct snd_card *card, if ((err = pci_enable_device(pci)) < 0) return err; /* check, if we can restrict PCI DMA transfers to 24 bits */ - if (pci_set_dma_mask(pci, 0x00ffffff) < 0 || - pci_set_consistent_dma_mask(pci, 0x00ffffff) < 0) { + if (pci_set_dma_mask(pci, DMA_24BIT_MASK) < 0 || + pci_set_consistent_dma_mask(pci, DMA_24BIT_MASK) < 0) { snd_printk(KERN_ERR "architecture does not support 24bit PCI busmaster DMA\n"); pci_disable_device(pci); return -ENXIO; diff --git a/sound/pci/es1968.c b/sound/pci/es1968.c index dd465a186e1..e3ad17f53c2 100644 --- a/sound/pci/es1968.c +++ b/sound/pci/es1968.c @@ -104,6 +104,7 @@ #include <linux/slab.h> #include <linux/gameport.h> #include <linux/moduleparam.h> +#include <linux/dma-mapping.h> #include <linux/mutex.h> #include <sound/core.h> diff --git a/sound/pci/ice1712/ice1712.c b/sound/pci/ice1712/ice1712.c index 672e198317e..b88eeba2f5d 100644 --- a/sound/pci/ice1712/ice1712.c +++ b/sound/pci/ice1712/ice1712.c @@ -56,7 +56,9 @@ #include <linux/dma-mapping.h> #include <linux/slab.h> #include <linux/moduleparam.h> +#include <linux/dma-mapping.h> #include <linux/mutex.h> + #include <sound/core.h> #include <sound/cs8427.h> #include <sound/info.h> diff --git a/sound/pci/maestro3.c b/sound/pci/maestro3.c index 8bc084956c2..44393e19092 100644 --- a/sound/pci/maestro3.c +++ b/sound/pci/maestro3.c @@ -41,6 +41,7 @@ #include <linux/slab.h> #include <linux/vmalloc.h> #include <linux/moduleparam.h> +#include <linux/dma-mapping.h> #include <sound/core.h> #include <sound/info.h> #include <sound/control.h> diff --git a/sound/pci/mixart/mixart.c b/sound/pci/mixart/mixart.c index 43ee3b2b948..b5a095052d4 100644 --- a/sound/pci/mixart/mixart.c +++ b/sound/pci/mixart/mixart.c @@ -28,6 +28,8 @@ #include <linux/dma-mapping.h> #include <linux/moduleparam.h> #include <linux/mutex.h> +#include <linux/dma-mapping.h> + #include <sound/core.h> #include <sound/initval.h> #include <sound/info.h> diff --git a/sound/pci/pcxhr/pcxhr.c b/sound/pci/pcxhr/pcxhr.c index f679779d96e..35875c8aa29 100644 --- a/sound/pci/pcxhr/pcxhr.c +++ b/sound/pci/pcxhr/pcxhr.c @@ -30,6 +30,7 @@ #include <linux/delay.h> #include <linux/moduleparam.h> #include <linux/mutex.h> +#include <linux/dma-mapping.h> #include <sound/core.h> #include <sound/initval.h> diff --git a/sound/pci/rme32.c b/sound/pci/rme32.c index 0cbef5fe6c6..ab78544bf04 100644 --- a/sound/pci/rme32.c +++ b/sound/pci/rme32.c @@ -313,7 +313,7 @@ static int snd_rme32_capture_copy(struct snd_pcm_substream *substream, int chann } /* - * SPDIF I/O capabilites (half-duplex mode) + * SPDIF I/O capabilities (half-duplex mode) */ static struct snd_pcm_hardware snd_rme32_spdif_info = { .info = (SNDRV_PCM_INFO_MMAP_IOMEM | @@ -339,7 +339,7 @@ static struct snd_pcm_hardware snd_rme32_spdif_info = { }; /* - * ADAT I/O capabilites (half-duplex mode) + * ADAT I/O capabilities (half-duplex mode) */ static struct snd_pcm_hardware snd_rme32_adat_info = { @@ -364,7 +364,7 @@ static struct snd_pcm_hardware snd_rme32_adat_info = }; /* - * SPDIF I/O capabilites (full-duplex mode) + * SPDIF I/O capabilities (full-duplex mode) */ static struct snd_pcm_hardware snd_rme32_spdif_fd_info = { .info = (SNDRV_PCM_INFO_MMAP | @@ -390,7 +390,7 @@ static struct snd_pcm_hardware snd_rme32_spdif_fd_info = { }; /* - * ADAT I/O capabilites (full-duplex mode) + * ADAT I/O capabilities (full-duplex mode) */ static struct snd_pcm_hardware snd_rme32_adat_fd_info = { diff --git a/sound/pci/rme96.c b/sound/pci/rme96.c index 0e694b011dc..6c2a9f4a765 100644 --- a/sound/pci/rme96.c +++ b/sound/pci/rme96.c @@ -359,7 +359,7 @@ snd_rme96_capture_copy(struct snd_pcm_substream *substream, } /* - * Digital output capabilites (S/PDIF) + * Digital output capabilities (S/PDIF) */ static struct snd_pcm_hardware snd_rme96_playback_spdif_info = { @@ -388,7 +388,7 @@ static struct snd_pcm_hardware snd_rme96_playback_spdif_info = }; /* - * Digital input capabilites (S/PDIF) + * Digital input capabilities (S/PDIF) */ static struct snd_pcm_hardware snd_rme96_capture_spdif_info = { @@ -417,7 +417,7 @@ static struct snd_pcm_hardware snd_rme96_capture_spdif_info = }; /* - * Digital output capabilites (ADAT) + * Digital output capabilities (ADAT) */ static struct snd_pcm_hardware snd_rme96_playback_adat_info = { @@ -442,7 +442,7 @@ static struct snd_pcm_hardware snd_rme96_playback_adat_info = }; /* - * Digital input capabilites (ADAT) + * Digital input capabilities (ADAT) */ static struct snd_pcm_hardware snd_rme96_capture_adat_info = { diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c index 980b9cd689d..b5538efd146 100644 --- a/sound/pci/rme9652/hdspm.c +++ b/sound/pci/rme9652/hdspm.c @@ -2256,7 +2256,7 @@ static int snd_hdspm_create_controls(struct snd_card *card, struct hdspm * hdspm } /* Channel playback mixer as default control - Note: the whole matrix would be 128*HDSPM_MIXER_CHANNELS Faders, thats to big for any alsamixer + Note: the whole matrix would be 128*HDSPM_MIXER_CHANNELS Faders, thats too big for any alsamixer they are accesible via special IOCTL on hwdep and the mixer 2dimensional mixer control */ diff --git a/sound/pci/sonicvibes.c b/sound/pci/sonicvibes.c index 7bbea3738b8..2d66a09fe5e 100644 --- a/sound/pci/sonicvibes.c +++ b/sound/pci/sonicvibes.c @@ -30,6 +30,7 @@ #include <linux/slab.h> #include <linux/gameport.h> #include <linux/moduleparam.h> +#include <linux/dma-mapping.h> #include <sound/core.h> #include <sound/pcm.h> @@ -1227,8 +1228,8 @@ static int __devinit snd_sonicvibes_create(struct snd_card *card, if ((err = pci_enable_device(pci)) < 0) return err; /* check, if we can restrict PCI DMA transfers to 24 bits */ - if (pci_set_dma_mask(pci, 0x00ffffff) < 0 || - pci_set_consistent_dma_mask(pci, 0x00ffffff) < 0) { + if (pci_set_dma_mask(pci, DMA_24BIT_MASK) < 0 || + pci_set_consistent_dma_mask(pci, DMA_24BIT_MASK) < 0) { snd_printk(KERN_ERR "architecture does not support 24bit PCI busmaster DMA\n"); pci_disable_device(pci); return -ENXIO; diff --git a/sound/pci/trident/trident_main.c b/sound/pci/trident/trident_main.c index 83b7d8aba9e..52178b8ad49 100644 --- a/sound/pci/trident/trident_main.c +++ b/sound/pci/trident/trident_main.c @@ -35,6 +35,7 @@ #include <linux/slab.h> #include <linux/vmalloc.h> #include <linux/gameport.h> +#include <linux/dma-mapping.h> #include <sound/core.h> #include <sound/info.h> @@ -3554,8 +3555,8 @@ int __devinit snd_trident_create(struct snd_card *card, if ((err = pci_enable_device(pci)) < 0) return err; /* check, if we can restrict PCI DMA transfers to 30 bits */ - if (pci_set_dma_mask(pci, 0x3fffffff) < 0 || - pci_set_consistent_dma_mask(pci, 0x3fffffff) < 0) { + if (pci_set_dma_mask(pci, DMA_30BIT_MASK) < 0 || + pci_set_consistent_dma_mask(pci, DMA_30BIT_MASK) < 0) { snd_printk(KERN_ERR "architecture does not support 30bit PCI busmaster DMA\n"); pci_disable_device(pci); return -ENXIO; diff --git a/sound/sound_core.c b/sound/sound_core.c index 394b53e20cb..6f849720aef 100644 --- a/sound/sound_core.c +++ b/sound/sound_core.c @@ -53,7 +53,7 @@ struct sound_unit { int unit_minor; - struct file_operations *unit_fops; + const struct file_operations *unit_fops; struct sound_unit *next; char name[32]; }; @@ -73,7 +73,7 @@ EXPORT_SYMBOL(sound_class); * join into it. Called with the lock asserted */ -static int __sound_insert_unit(struct sound_unit * s, struct sound_unit **list, struct file_operations *fops, int index, int low, int top) +static int __sound_insert_unit(struct sound_unit * s, struct sound_unit **list, const struct file_operations *fops, int index, int low, int top) { int n=low; @@ -153,7 +153,7 @@ static DEFINE_SPINLOCK(sound_loader_lock); * list. Acquires locks as needed */ -static int sound_insert_unit(struct sound_unit **list, struct file_operations *fops, int index, int low, int top, const char *name, umode_t mode, struct device *dev) +static int sound_insert_unit(struct sound_unit **list, const struct file_operations *fops, int index, int low, int top, const char *name, umode_t mode, struct device *dev) { struct sound_unit *s = kmalloc(sizeof(*s), GFP_KERNEL); int r; @@ -237,7 +237,7 @@ static struct sound_unit *chains[SOUND_STEP]; * a negative error code is returned. */ -int register_sound_special_device(struct file_operations *fops, int unit, +int register_sound_special_device(const struct file_operations *fops, int unit, struct device *dev) { const int chain = unit % SOUND_STEP; @@ -301,7 +301,7 @@ int register_sound_special_device(struct file_operations *fops, int unit, EXPORT_SYMBOL(register_sound_special_device); -int register_sound_special(struct file_operations *fops, int unit) +int register_sound_special(const struct file_operations *fops, int unit) { return register_sound_special_device(fops, unit, NULL); } @@ -318,7 +318,7 @@ EXPORT_SYMBOL(register_sound_special); * number is returned, on failure a negative error code is returned. */ -int register_sound_mixer(struct file_operations *fops, int dev) +int register_sound_mixer(const struct file_operations *fops, int dev) { return sound_insert_unit(&chains[0], fops, dev, 0, 128, "mixer", S_IRUSR | S_IWUSR, NULL); @@ -336,7 +336,7 @@ EXPORT_SYMBOL(register_sound_mixer); * number is returned, on failure a negative error code is returned. */ -int register_sound_midi(struct file_operations *fops, int dev) +int register_sound_midi(const struct file_operations *fops, int dev) { return sound_insert_unit(&chains[2], fops, dev, 2, 130, "midi", S_IRUSR | S_IWUSR, NULL); @@ -362,7 +362,7 @@ EXPORT_SYMBOL(register_sound_midi); * and will always allocate them as a matching pair - eg dsp3/audio3 */ -int register_sound_dsp(struct file_operations *fops, int dev) +int register_sound_dsp(const struct file_operations *fops, int dev) { return sound_insert_unit(&chains[3], fops, dev, 3, 131, "dsp", S_IWUSR | S_IRUSR, NULL); @@ -381,7 +381,7 @@ EXPORT_SYMBOL(register_sound_dsp); */ -int register_sound_synth(struct file_operations *fops, int dev) +int register_sound_synth(const struct file_operations *fops, int dev) { return sound_insert_unit(&chains[9], fops, dev, 9, 137, "synth", S_IRUSR | S_IWUSR, NULL); @@ -501,7 +501,7 @@ int soundcore_open(struct inode *inode, struct file *file) int chain; int unit = iminor(inode); struct sound_unit *s; - struct file_operations *new_fops = NULL; + const struct file_operations *new_fops = NULL; chain=unit&0x0F; if(chain==4 || chain==5) /* dsp/audio/dsp16 */ @@ -540,7 +540,7 @@ int soundcore_open(struct inode *inode, struct file *file) * switching ->f_op in the first place. */ int err = 0; - struct file_operations *old_fops = file->f_op; + const struct file_operations *old_fops = file->f_op; file->f_op = new_fops; spin_unlock(&sound_loader_lock); if(file->f_op->open) diff --git a/sound/usb/usx2y/usx2yhwdeppcm.c b/sound/usb/usx2y/usx2yhwdeppcm.c index 315855082fe..fe67a92e2a1 100644 --- a/sound/usb/usx2y/usx2yhwdeppcm.c +++ b/sound/usb/usx2y/usx2yhwdeppcm.c @@ -404,7 +404,7 @@ static void usX2Y_usbpcm_subs_startup(struct snd_usX2Y_substream *subs) struct usX2Ydev * usX2Y = subs->usX2Y; usX2Y->prepare_subs = subs; subs->urb[0]->start_frame = -1; - smp_wmb(); // Make shure above modifications are seen by i_usX2Y_subs_startup() + smp_wmb(); // Make sure above modifications are seen by i_usX2Y_subs_startup() usX2Y_urbs_set_complete(usX2Y, i_usX2Y_usbpcm_subs_startup); } |