diff options
| author | Steve French <sfrench@us.ibm.com> | 2005-06-13 13:25:38 -0500 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2005-06-13 13:25:38 -0500 |
| commit | 5893a65711164e42fea4a58bb8adf47c2fac8a4b (patch) | |
| tree | 31b5f20e314aae236b06998de3fffeb729581af5 | |
| parent | d6e04ae64c6b06ef76a5d4fb49106b393b7fa50a (diff) | |
| parent | c0105338eb4e61e537ca34ae06921177cb6efcf0 (diff) | |
Merge with rsync://rsync.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6.git
136 files changed, 1479 insertions, 757 deletions
@@ -2475,13 +2475,9 @@ S: Potsdam, New York 13676 S: USA N: Dave Neuer -E: dneuer@innovation-charter.com -E: mr_fred_smoothie@yahoo.com +E: dave.neuer@pobox.com D: Helped implement support for Compaq's H31xx series iPAQs D: Other mostly minor tweaks & bugfixes -S: 325 E. Main St., Suite 3 -S: Carnegie, PA 15105 -S: USA N: Michael Neuffer E: mike@i-Connect.Net diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index bf397a9f8ac..475950c8a83 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -497,7 +497,7 @@ source "drivers/cpufreq/Kconfig" config CPU_FREQ_SA1100 bool - depends on CPU_FREQ && (SA1100_LART || SA1100_PLEB) + depends on CPU_FREQ && (SA1100_H3100 || SA1100_H3600 || SA1100_H3800 || SA1100_LART || SA1100_PLEB || SA1100_BADGE4 || SA1100_HACKKIT) default y config CPU_FREQ_SA1110 @@ -689,7 +689,9 @@ source "drivers/block/Kconfig" source "drivers/acorn/block/Kconfig" -if ARCH_CLPS7500 || ARCH_IOP3XX || ARCH_IXP4XX || ARCH_L7200 || ARCH_LH7A40X || ARCH_PXA || ARCH_RPC || ARCH_S3C2410 || ARCH_SA1100 || ARCH_SHARK || FOOTBRIDGE +if PCMCIA || ARCH_CLPS7500 || ARCH_IOP3XX || ARCH_IXP4XX \ + || ARCH_L7200 || ARCH_LH7A40X || ARCH_PXA || ARCH_RPC \ + || ARCH_S3C2410 || ARCH_SA1100 || ARCH_SHARK || FOOTBRIDGE source "drivers/ide/Kconfig" endif diff --git a/arch/arm/boot/compressed/head-xscale.S b/arch/arm/boot/compressed/head-xscale.S index 665bd2c2074..d3fe2533907 100644 --- a/arch/arm/boot/compressed/head-xscale.S +++ b/arch/arm/boot/compressed/head-xscale.S @@ -47,3 +47,10 @@ __XScale_start: orr r7, r7, #(MACH_TYPE_GTWX5715 & 0xff00) #endif +#ifdef CONFIG_ARCH_IXP2000 + mov r1, #-1 + mov r0, #0xd6000000 + str r1, [r0, #0x14] + str r1, [r0, #0x18] +#endif + diff --git a/arch/arm/configs/badge4_defconfig b/arch/arm/configs/badge4_defconfig index 2b4059d2f8e..5d92af975d8 100644 --- a/arch/arm/configs/badge4_defconfig +++ b/arch/arm/configs/badge4_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-rc1-bk2 -# Sat Mar 26 21:32:26 2005 +# Linux kernel version: 2.6.12-rc6-git3 +# Thu Jun 9 19:00:50 2005 # CONFIG_ARM=y CONFIG_MMU=y @@ -16,6 +16,7 @@ CONFIG_GENERIC_IOMAP=y CONFIG_EXPERIMENTAL=y CONFIG_CLEAN_COMPILE=y CONFIG_BROKEN_ON_SMP=y +CONFIG_INIT_ENV_ARG_LIMIT=32 # # General setup @@ -34,6 +35,8 @@ CONFIG_EMBEDDED=y CONFIG_KALLSYMS=y # CONFIG_KALLSYMS_ALL is not set # CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_PRINTK=y +CONFIG_BUG=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y @@ -109,7 +112,6 @@ CONFIG_CPU_ABRT_EV4=y CONFIG_CPU_CACHE_V4WB=y CONFIG_CPU_CACHE_VIVT=y CONFIG_CPU_TLB_V4WB=y -CONFIG_CPU_MINICACHE=y # # Processor Features @@ -122,6 +124,7 @@ CONFIG_FORCE_MAX_ZONEORDER=9 # Bus support # CONFIG_ISA=y +CONFIG_ISA_DMA_API=y # # PCCARD (PCMCIA/CardBus) support @@ -131,6 +134,7 @@ CONFIG_ISA=y # # Kernel Features # +# CONFIG_SMP is not set # CONFIG_PREEMPT is not set CONFIG_DISCONTIGMEM=y # CONFIG_LEDS is not set @@ -152,12 +156,14 @@ CONFIG_CPU_FREQ_TABLE=y # CONFIG_CPU_FREQ_DEBUG is not set CONFIG_CPU_FREQ_STAT=y # CONFIG_CPU_FREQ_STAT_DETAILS is not set -CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE=y -# CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE is not set +# CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE is not set +CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE=y CONFIG_CPU_FREQ_GOV_PERFORMANCE=y # CONFIG_CPU_FREQ_GOV_POWERSAVE is not set -# CONFIG_CPU_FREQ_GOV_USERSPACE is not set +CONFIG_CPU_FREQ_GOV_USERSPACE=y # CONFIG_CPU_FREQ_GOV_ONDEMAND is not set +# CONFIG_CPU_FREQ_GOV_CONSERVATIVE is not set +CONFIG_CPU_FREQ_SA1100=y # # Floating point emulation @@ -294,7 +300,6 @@ CONFIG_PARPORT_NOT_PC=y # # Block devices # -# CONFIG_BLK_DEV_FD is not set # CONFIG_BLK_DEV_XD is not set # CONFIG_PARIDE is not set # CONFIG_BLK_DEV_COW_COMMON is not set @@ -428,7 +433,6 @@ CONFIG_NET=y # CONFIG_PACKET=y # CONFIG_PACKET_MMAP is not set -# CONFIG_NETLINK_DEV is not set CONFIG_UNIX=y # CONFIG_NET_KEY is not set CONFIG_INET=y @@ -526,6 +530,7 @@ CONFIG_IRDA_ULTRA=y # CONFIG_SMC_IRCC_FIR is not set # CONFIG_ALI_FIR is not set CONFIG_SA1100_FIR=y +# CONFIG_VIA_FIR is not set CONFIG_BT=m CONFIG_BT_L2CAP=m # CONFIG_BT_SCO is not set @@ -618,7 +623,6 @@ CONFIG_NET_WIRELESS=y # # CONFIG_SERIO is not set # CONFIG_GAMEPORT is not set -CONFIG_SOUND_GAMEPORT=y # # Character devices @@ -687,7 +691,6 @@ CONFIG_RTC=m # # TPM devices # -# CONFIG_TCG_TPM is not set # # I2C support @@ -736,6 +739,7 @@ CONFIG_I2C_ELEKTOR=m # CONFIG_SENSORS_LM85 is not set # CONFIG_SENSORS_LM87 is not set # CONFIG_SENSORS_LM90 is not set +# CONFIG_SENSORS_LM92 is not set # CONFIG_SENSORS_MAX1619 is not set # CONFIG_SENSORS_PC87360 is not set # CONFIG_SENSORS_SMSC47B397 is not set @@ -747,6 +751,7 @@ CONFIG_I2C_ELEKTOR=m # # Other I2C Chip support # +# CONFIG_SENSORS_DS1337 is not set # CONFIG_SENSORS_EEPROM is not set # CONFIG_SENSORS_PCF8574 is not set # CONFIG_SENSORS_PCF8591 is not set @@ -871,7 +876,6 @@ CONFIG_USB_PRINTER=m # CONFIG_USB_STORAGE=y CONFIG_USB_STORAGE_DEBUG=y -# CONFIG_USB_STORAGE_RW_DETECT is not set # CONFIG_USB_STORAGE_DATAFAB is not set # CONFIG_USB_STORAGE_FREECOM is not set # CONFIG_USB_STORAGE_ISD200 is not set @@ -954,9 +958,11 @@ CONFIG_USB_USS720=m # CONFIG_USB_SERIAL=m CONFIG_USB_SERIAL_GENERIC=y +# CONFIG_USB_SERIAL_AIRPRIME is not set CONFIG_USB_SERIAL_BELKIN=m CONFIG_USB_SERIAL_WHITEHEAT=m CONFIG_USB_SERIAL_DIGI_ACCELEPORT=m +# CONFIG_USB_SERIAL_CP2101 is not set # CONFIG_USB_SERIAL_CYPRESS_M8 is not set CONFIG_USB_SERIAL_EMPEG=m CONFIG_USB_SERIAL_FTDI_SIO=m @@ -985,6 +991,7 @@ CONFIG_USB_SERIAL_KEYSPAN=m # CONFIG_USB_SERIAL_KOBIL_SCT is not set CONFIG_USB_SERIAL_MCT_U232=m CONFIG_USB_SERIAL_PL2303=m +# CONFIG_USB_SERIAL_HP4X is not set # CONFIG_USB_SERIAL_SAFE is not set # CONFIG_USB_SERIAL_TI is not set CONFIG_USB_SERIAL_CYBERJACK=m diff --git a/arch/arm/configs/h3600_defconfig b/arch/arm/configs/h3600_defconfig index b4e297dd54b..b9de07de80f 100644 --- a/arch/arm/configs/h3600_defconfig +++ b/arch/arm/configs/h3600_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-rc1-bk2 -# Mon Mar 28 00:02:26 2005 +# Linux kernel version: 2.6.12-rc4 +# Thu Jun 9 01:59:03 2005 # CONFIG_ARM=y CONFIG_MMU=y @@ -16,6 +16,7 @@ CONFIG_GENERIC_IOMAP=y CONFIG_EXPERIMENTAL=y CONFIG_CLEAN_COMPILE=y CONFIG_BROKEN_ON_SMP=y +CONFIG_INIT_ENV_ARG_LIMIT=32 # # General setup @@ -33,6 +34,8 @@ CONFIG_KOBJECT_UEVENT=y # CONFIG_EMBEDDED is not set CONFIG_KALLSYMS=y # CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_PRINTK=y +CONFIG_BUG=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y @@ -120,6 +123,7 @@ CONFIG_CPU_MINICACHE=y # Bus support # CONFIG_ISA=y +CONFIG_ISA_DMA_API=y # # PCCARD (PCMCIA/CardBus) support @@ -138,6 +142,7 @@ CONFIG_PCMCIA_SA1100=y # # Kernel Features # +# CONFIG_SMP is not set # CONFIG_PREEMPT is not set CONFIG_DISCONTIGMEM=y # CONFIG_LEDS is not set @@ -159,12 +164,13 @@ CONFIG_CPU_FREQ_TABLE=y # CONFIG_CPU_FREQ_DEBUG is not set CONFIG_CPU_FREQ_STAT=y # CONFIG_CPU_FREQ_STAT_DETAILS is not set -CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE=y -# CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE is not set -CONFIG_CPU_FREQ_GOV_PERFORMANCE=y +# CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE is not set +CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE=y +# CONFIG_CPU_FREQ_GOV_PERFORMANCE is not set # CONFIG_CPU_FREQ_GOV_POWERSAVE is not set -# CONFIG_CPU_FREQ_GOV_USERSPACE is not set +CONFIG_CPU_FREQ_GOV_USERSPACE=y # CONFIG_CPU_FREQ_GOV_ONDEMAND is not set +CONFIG_CPU_FREQ_SA1100=y # # Floating point emulation @@ -298,7 +304,6 @@ CONFIG_MTD_SA1100=y # # Block devices # -# CONFIG_BLK_DEV_FD is not set # CONFIG_BLK_DEV_XD is not set # CONFIG_BLK_DEV_COW_COMMON is not set CONFIG_BLK_DEV_LOOP=m @@ -379,7 +384,6 @@ CONFIG_NET=y # Networking options # # CONFIG_PACKET is not set -# CONFIG_NETLINK_DEV is not set CONFIG_UNIX=y # CONFIG_NET_KEY is not set CONFIG_INET=y @@ -476,6 +480,7 @@ CONFIG_IRCOMM=m # CONFIG_SMC_IRCC_FIR is not set # CONFIG_ALI_FIR is not set CONFIG_SA1100_FIR=m +# CONFIG_VIA_FIR is not set # CONFIG_BT is not set CONFIG_NETDEVICES=y # CONFIG_DUMMY is not set @@ -647,7 +652,6 @@ CONFIG_LEGACY_PTY_COUNT=256 # # TPM devices # -# CONFIG_TCG_TPM is not set # # I2C support @@ -676,9 +680,11 @@ CONFIG_FB_CFB_FILLRECT=y CONFIG_FB_CFB_COPYAREA=y CONFIG_FB_CFB_IMAGEBLIT=y CONFIG_FB_SOFT_CURSOR=y +# CONFIG_FB_MACMODES is not set # CONFIG_FB_MODE_HELPERS is not set # CONFIG_FB_TILEBLITTING is not set CONFIG_FB_SA1100=y +# CONFIG_FB_S1D13XXX is not set # CONFIG_FB_VIRTUAL is not set # diff --git a/arch/arm/configs/hackkit_defconfig b/arch/arm/configs/hackkit_defconfig index 6987c8c5ddb..fb41a36a5a6 100644 --- a/arch/arm/configs/hackkit_defconfig +++ b/arch/arm/configs/hackkit_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-rc1-bk2 -# Mon Mar 28 00:22:34 2005 +# Linux kernel version: 2.6.12-rc6-git3 +# Thu Jun 9 20:58:58 2005 # CONFIG_ARM=y CONFIG_MMU=y @@ -16,6 +16,7 @@ CONFIG_GENERIC_IOMAP=y CONFIG_EXPERIMENTAL=y CONFIG_CLEAN_COMPILE=y CONFIG_BROKEN_ON_SMP=y +CONFIG_INIT_ENV_ARG_LIMIT=32 # # General setup @@ -34,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y CONFIG_KALLSYMS=y # CONFIG_KALLSYMS_ALL is not set # CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_PRINTK=y +CONFIG_BUG=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y @@ -109,7 +112,6 @@ CONFIG_CPU_ABRT_EV4=y CONFIG_CPU_CACHE_V4WB=y CONFIG_CPU_CACHE_VIVT=y CONFIG_CPU_TLB_V4WB=y -CONFIG_CPU_MINICACHE=y # # Processor Features @@ -119,6 +121,7 @@ CONFIG_CPU_MINICACHE=y # Bus support # CONFIG_ISA=y +CONFIG_ISA_DMA_API=y # # PCCARD (PCMCIA/CardBus) support @@ -128,6 +131,7 @@ CONFIG_ISA=y # # Kernel Features # +# CONFIG_SMP is not set # CONFIG_PREEMPT is not set CONFIG_DISCONTIGMEM=y CONFIG_LEDS=y @@ -151,12 +155,14 @@ CONFIG_CPU_FREQ_TABLE=y # CONFIG_CPU_FREQ_DEBUG is not set CONFIG_CPU_FREQ_STAT=y # CONFIG_CPU_FREQ_STAT_DETAILS is not set -CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE=y -# CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE is not set +# CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE is not set +CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE=y CONFIG_CPU_FREQ_GOV_PERFORMANCE=y # CONFIG_CPU_FREQ_GOV_POWERSAVE is not set -# CONFIG_CPU_FREQ_GOV_USERSPACE is not set +CONFIG_CPU_FREQ_GOV_USERSPACE=y # CONFIG_CPU_FREQ_GOV_ONDEMAND is not set +# CONFIG_CPU_FREQ_GOV_CONSERVATIVE is not set +CONFIG_CPU_FREQ_SA1100=y # # Floating point emulation @@ -280,7 +286,6 @@ CONFIG_MTD_CFI_UTIL=y # # Block devices # -# CONFIG_BLK_DEV_FD is not set # CONFIG_BLK_DEV_XD is not set # CONFIG_BLK_DEV_COW_COMMON is not set # CONFIG_BLK_DEV_LOOP is not set @@ -338,7 +343,6 @@ CONFIG_NET=y # CONFIG_PACKET=y # CONFIG_PACKET_MMAP is not set -# CONFIG_NETLINK_DEV is not set CONFIG_UNIX=y # CONFIG_NET_KEY is not set CONFIG_INET=y @@ -484,7 +488,6 @@ CONFIG_SERIO=y CONFIG_SERIO_SERPORT=y # CONFIG_SERIO_RAW is not set # CONFIG_GAMEPORT is not set -CONFIG_SOUND_GAMEPORT=y # # Character devices @@ -533,7 +536,6 @@ CONFIG_LEGACY_PTY_COUNT=256 # # TPM devices # -# CONFIG_TCG_TPM is not set # # I2C support diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S index 4eb36155dc9..e14278d5988 100644 --- a/arch/arm/kernel/entry-armv.S +++ b/arch/arm/kernel/entry-armv.S @@ -269,7 +269,7 @@ __pabt_svc: add r5, sp, #S_PC ldmia r7, {r2 - r4} @ Get USR pc, cpsr -#if __LINUX_ARM_ARCH__ < 6 +#if __LINUX_ARM_ARCH__ < 6 && !defined(CONFIG_NEEDS_SYSCALL_FOR_CMPXCHG) @ make sure our user space atomic helper is aborted cmp r2, #VIRT_OFFSET bichs r3, r3, #PSR_Z_BIT @@ -616,11 +616,17 @@ __kuser_helper_start: __kuser_cmpxchg: @ 0xffff0fc0 -#if __LINUX_ARM_ARCH__ < 6 +#if defined(CONFIG_NEEDS_SYSCALL_FOR_CMPXCHG) -#ifdef CONFIG_SMP /* sanity check */ -#error "CONFIG_SMP on a machine supporting pre-ARMv6 processors?" -#endif + /* + * Poor you. No fast solution possible... + * The kernel itself must perform the operation. + * A special ghost syscall is used for that (see traps.c). + */ + swi #0x9ffff0 + mov pc, lr + +#elif __LINUX_ARM_ARCH__ < 6 /* * Theory of operation: diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index 14df16b983f..45d2a032d89 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -464,6 +464,55 @@ asmlinkage int arm_syscall(int no, struct pt_regs *regs) #endif return 0; +#ifdef CONFIG_NEEDS_SYSCALL_FOR_CMPXCHG + /* + * Atomically store r1 in *r2 if *r2 is equal to r0 for user space. + * Return zero in r0 if *MEM was changed or non-zero if no exchange + * happened. Also set the user C flag accordingly. + * If access permissions have to be fixed up then non-zero is + * returned and the operation has to be re-attempted. + * + * *NOTE*: This is a ghost syscall private to the kernel. Only the + * __kuser_cmpxchg code in entry-armv.S should be aware of its + * existence. Don't ever use this from user code. + */ + case 0xfff0: + { + extern void do_DataAbort(unsigned long addr, unsigned int fsr, + struct pt_regs *regs); + unsigned long val; + unsigned long addr = regs->ARM_r2; + struct mm_struct *mm = current->mm; + pgd_t *pgd; pmd_t *pmd; pte_t *pte; + + regs->ARM_cpsr &= ~PSR_C_BIT; + spin_lock(&mm->page_table_lock); + pgd = pgd_offset(mm, addr); + if (!pgd_present(*pgd)) + goto bad_access; + pmd = pmd_offset(pgd, addr); + if (!pmd_present(*pmd)) + goto bad_access; + pte = pte_offset_map(pmd, addr); + if (!pte_present(*pte) || !pte_write(*pte)) + goto bad_access; + val = *(unsigned long *)addr; + val -= regs->ARM_r0; + if (val == 0) { + *(unsigned long *)addr = regs->ARM_r1; + regs->ARM_cpsr |= PSR_C_BIT; + } + spin_unlock(&mm->page_table_lock); + return val; + + bad_access: + spin_unlock(&mm->page_table_lock); + /* simulate a read access fault */ + do_DataAbort(addr, 15 + (1 << 11), regs); + return -1; + } +#endif + default: /* Calls 9f00xx..9f07ff are defined to return -ENOSYS if not implemented, rather than raising SIGILL. This diff --git a/arch/arm/lib/io-writesw-armv4.S b/arch/arm/lib/io-writesw-armv4.S index 6d1d7c27806..5e240e452af 100644 --- a/arch/arm/lib/io-writesw-armv4.S +++ b/arch/arm/lib/io-writesw-armv4.S @@ -87,9 +87,9 @@ ENTRY(__raw_writesw) subs r2, r2, #2 orr ip, ip, r3, push_hbyte1 strh ip, [r0] - bpl 2b + bpl 1b -3: tst r2, #1 -2: movne ip, r3, lsr #8 + tst r2, #1 +3: movne ip, r3, lsr #8 strneh ip, [r0] mov pc, lr diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c index 3f952237ae3..6823ae28ae6 100644 --- a/arch/arm/mach-pxa/mainstone.c +++ b/arch/arm/mach-pxa/mainstone.c @@ -304,6 +304,15 @@ static void __init mainstone_map_io(void) PWER = 0xC0000002; PRER = 0x00000002; PFER = 0x00000002; + /* for use I SRAM as framebuffer. */ + PSLR |= 0xF04; + PCFR = 0x66; + /* For Keypad wakeup. */ + KPC &=~KPC_ASACT; + KPC |=KPC_AS; + PKWR = 0x000FD000; + /* Need read PKWR back after set it. */ + PKWR; } MACHINE_START(MAINSTONE, "Intel HCDDBBVA0 Development Platform (aka Mainstone)") diff --git a/arch/arm/mach-pxa/pm.c b/arch/arm/mach-pxa/pm.c index 82a4bf34c25..9799fe80df2 100644 --- a/arch/arm/mach-pxa/pm.c +++ b/arch/arm/mach-pxa/pm.c @@ -29,9 +29,6 @@ */ #undef DEBUG -extern void pxa_cpu_suspend(void); -extern void pxa_cpu_resume(void); - #define SAVE(x) sleep_save[SLEEP_SAVE_##x] = x #define RESTORE(x) x = sleep_save[SLEEP_SAVE_##x] @@ -63,6 +60,12 @@ enum { SLEEP_SAVE_START = 0, SLEEP_SAVE_ICMR, SLEEP_SAVE_CKEN, +#ifdef CONFIG_PXA27x + SLEEP_SAVE_MDREFR, + SLEEP_SAVE_PWER, SLEEP_SAVE_PCFR, SLEEP_SAVE_PRER, + SLEEP_SAVE_PFER, SLEEP_SAVE_PKWR, +#endif + SLEEP_SAVE_CKSUM, SLEEP_SAVE_SIZE @@ -75,9 +78,7 @@ static int pxa_pm_enter(suspend_state_t state) unsigned long checksum = 0; struct timespec delta, rtc; int i; - - if (state != PM_SUSPEND_MEM) - return -EINVAL; + extern void pxa_cpu_pm_enter(suspend_state_t state); #ifdef CONFIG_IWMMXT /* force any iWMMXt context to ram **/ @@ -100,16 +101,17 @@ static int pxa_pm_enter(suspend_state_t state) SAVE(GAFR2_L); SAVE(GAFR2_U); #ifdef CONFIG_PXA27x + SAVE(MDREFR); SAVE(GPLR3); SAVE(GPDR3); SAVE(GRER3); SAVE(GFER3); SAVE(PGSR3); SAVE(GAFR3_L); SAVE(GAFR3_U); + SAVE(PWER); SAVE(PCFR); SAVE(PRER); + SAVE(PFER); SAVE(PKWR); #endif SAVE(ICMR); ICMR = 0; SAVE(CKEN); - CKEN = 0; - SAVE(PSTR); /* Note: wake up source are set up in each machine specific files */ @@ -123,16 +125,13 @@ static int pxa_pm_enter(suspend_state_t state) /* Clear sleep reset status */ RCSR = RCSR_SMR; - /* set resume return address */ - PSPR = virt_to_phys(pxa_cpu_resume); - /* before sleeping, calculate and save a checksum */ for (i = 0; i < SLEEP_SAVE_SIZE - 1; i++) checksum += sleep_save[i]; sleep_save[SLEEP_SAVE_CKSUM] = checksum; /* *** go zzz *** */ - pxa_cpu_suspend(); + pxa_cpu_pm_enter(state); /* after sleeping, validate the checksum */ checksum = 0; @@ -145,7 +144,7 @@ static int pxa_pm_enter(suspend_state_t state) LUB_HEXLED = 0xbadbadc5; #endif while (1) - pxa_cpu_suspend(); + pxa_cpu_pm_enter(state); } /* ensure not to come back here if it wasn't intended */ @@ -162,8 +161,11 @@ static int pxa_pm_enter(suspend_state_t state) RESTORE(PGSR0); RESTORE(PGSR1); RESTORE(PGSR2); #ifdef CONFIG_PXA27x + RESTORE(MDREFR); RESTORE(GAFR3_L); RESTORE(GAFR3_U); RESTORE_GPLEVEL(3); RESTORE(GPDR3); RESTORE(GRER3); RESTORE(GFER3); RESTORE(PGSR3); + RESTORE(PWER); RESTORE(PCFR); RESTORE(PRER); + RESTORE(PFER); RESTORE(PKWR); #endif PSSR = PSSR_RDH | PSSR_PH; @@ -197,7 +199,9 @@ unsigned long sleep_phys_sp(void *sp) */ static int pxa_pm_prepare(suspend_state_t state) { - return 0; + extern int pxa_cpu_pm_prepare(suspend_state_t state); + + return pxa_cpu_pm_prepare(state); } /* diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c index e887b7175ef..b6d945a6e77 100644 --- a/arch/arm/mach-pxa/pxa25x.c +++ b/arch/arm/mach-pxa/pxa25x.c @@ -102,3 +102,32 @@ unsigned int get_lcdclk_frequency_10khz(void) } EXPORT_SYMBOL(get_lcdclk_frequency_10khz); + + +int pxa_cpu_pm_prepare(suspend_state_t state) +{ + switch (state) { + case PM_SUSPEND_MEM: + break; + default: + return -EINVAL; + } + + return 0; +} + +void pxa_cpu_pm_enter(suspend_state_t state) +{ + extern void pxa_cpu_suspend(unsigned int); + extern void pxa_cpu_resume(void); + + CKEN = 0; + + switch (state) { + case PM_SUSPEND_MEM: + /* set resume return address */ + PSPR = virt_to_phys(pxa_cpu_resume); + pxa_cpu_suspend(3); + break; + } +} diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c index 7e863afefb5..aa3c3b2ab75 100644 --- a/arch/arm/mach-pxa/pxa27x.c +++ b/arch/arm/mach-pxa/pxa27x.c @@ -120,6 +120,38 @@ EXPORT_SYMBOL(get_clk_frequency_khz); EXPORT_SYMBOL(get_memclk_frequency_10khz); EXPORT_SYMBOL(get_lcdclk_frequency_10khz); +int pxa_cpu_pm_prepare(suspend_state_t state) +{ + switch (state) { + case PM_SUSPEND_MEM: + return 0; + default: + return -EINVAL; + } +} + +void pxa_cpu_pm_enter(suspend_state_t state) +{ + extern void pxa_cpu_standby(void); + extern void pxa_cpu_suspend(unsigned int); + extern void pxa_cpu_resume(void); + + CKEN = CKEN22_MEMC | CKEN9_OSTIMER; + + /* ensure voltage-change sequencer not initiated, which hangs */ + PCFR &= ~PCFR_FVC; + + /* Clear edge-detect status register. */ + PEDR = 0xDF12FE1B; + + switch (state) { + case PM_SUSPEND_MEM: + /* set resume return address */ + PSPR = virt_to_phys(pxa_cpu_resume); + pxa_cpu_suspend(3); + break; + } +} /* * device registration specific to PXA27x. diff --git a/arch/arm/mach-s3c2410/dma.c b/arch/arm/mach-s3c2410/dma.c index bc229fab86d..c7c28890d40 100644 --- a/arch/arm/mach-s3c2410/dma.c +++ b/arch/arm/mach-s3c2410/dma.c @@ -785,6 +785,10 @@ int s3c2410_dma_free(dmach_t channel, s3c2410_dma_client_t *client) chan->client = NULL; chan->in_use = 0; + if (chan->irq_claimed) + free_irq(chan->irq, (void *)chan); + chan->irq_claimed = 0; + local_irq_restore(flags); return 0; diff --git a/arch/arm/mach-sa1100/Kconfig b/arch/arm/mach-sa1100/Kconfig index 50cde576dad..6923316b3d0 100644 --- a/arch/arm/mach-sa1100/Kconfig +++ b/arch/arm/mach-sa1100/Kconfig @@ -150,7 +150,7 @@ config SA1100_SSP config H3600_SLEEVE tristate "Compaq iPAQ Handheld sleeve support" - depends on SA1100_H3600 + depends on SA1100_H3100 || SA1100_H3600 help Choose this option to enable support for extension packs (sleeves) for the Compaq iPAQ H3XXX series of handheld computers. This option diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index 48bac7da8c7..3fefb43c67f 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -228,7 +228,6 @@ config CPU_SA1100 select CPU_CACHE_V4WB select CPU_CACHE_VIVT select CPU_TLB_V4WB - select CPU_MINICACHE # XScale config CPU_XSCALE @@ -239,7 +238,6 @@ config CPU_XSCALE select CPU_ABRT_EV5T select CPU_CACHE_VIVT select CPU_TLB_V4WBI - select CPU_MINICACHE # ARMv6 config CPU_V6 @@ -345,11 +343,6 @@ config CPU_TLB_V4WBI config CPU_TLB_V6 bool -config CPU_MINICACHE - bool - help - Processor has a minicache. - comment "Processor Features" config ARM_THUMB @@ -429,3 +422,11 @@ config HAS_TLS_REG assume directly accessing that register and always obtain the expected value only on ARMv7 and above. +config NEEDS_SYSCALL_FOR_CMPXCHG + bool + default y if SMP && (CPU_32v5 || CPU_32v4 || CPU_32v3) + help + SMP on a pre-ARMv6 processor? Well OK then. + Forget about fast user space cmpxchg support. + It is just not possible. + diff --git a/arch/arm/mm/Makefile b/arch/arm/mm/Makefile index ccf316c11e0..59f47d4c2df 100644 --- a/arch/arm/mm/Makefile +++ b/arch/arm/mm/Makefile @@ -31,8 +31,6 @@ obj-$(CONFIG_CPU_COPY_V6) += copypage-v6.o mmu.o obj-$(CONFIG_CPU_SA1100) += copypage-v4mc.o obj-$(CONFIG_CPU_XSCALE) += copypage-xscale.o -obj-$(CONFIG_CPU_MINICACHE) += minicache.o - obj-$(CONFIG_CPU_TLB_V3) += tlb-v3.o obj-$(CONFIG_CPU_TLB_V4WT) += tlb-v4.o obj-$(CONFIG_CPU_TLB_V4WB) += tlb-v4wb.o diff --git a/arch/arm/mm/copypage-xscale.S b/arch/arm/mm/copypage-xscale.S deleted file mode 100644 index bb277316ef5..00000000000 --- a/arch/arm/mm/copypage-xscale.S +++ /dev/null @@ -1,113 +0,0 @@ -/* - * linux/arch/arm/lib/copypage-xscale.S - * - * Copyright (C) 2001 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#include <linux/linkage.h> -#include <linux/init.h> -#include <asm/constants.h> - -/* - * General note: - * We don't really want write-allocate cache behaviour for these functions - * since that will just eat through 8K of the cache. - */ - - .text - .align 5 -/* - * XScale optimised copy_user_page - * r0 = destination - * r1 = source - * r2 = virtual user address of ultimate destination page - * - * The source page may have some clean entries in the cache already, but we - * can safely ignore them - break_cow() will flush them out of the cache - * if we eventually end up using our copied page. - * - * What we could do is use the mini-cache to buffer reads from the source - * page. We rely on the mini-cache being smaller than one page, so we'll - * cycle through the complete cache anyway. - */ -ENTRY(xscale_mc_copy_user_page) - stmfd sp!, {r4, r5, lr} - mov r5, r0 - mov r0, r1 - bl map_page_minicache - mov r1, r5 - mov lr, #PAGE_SZ/64-1 - - /* - * Strangely enough, best performance is achieved - * when prefetching destination as well. (NP) - */ - pld [r0, #0] - pld [r0, #32] - pld [r1, #0] - pld [r1, #32] - -1: pld [r0, #64] - pld [r0, #96] - pld [r1, #64] - pld [r1, #96] - -2: ldrd r2, [r0], #8 - ldrd r4, [r0], #8 - mov ip, r1 - strd r2, [r1], #8 - ldrd r2, [r0], #8 - strd r4, [r1], #8 - ldrd r4, [r0], #8 - strd r2, [r1], #8 - strd r4, [r1], #8 - mcr p15, 0, ip, c7, c10, 1 @ clean D line - ldrd r2, [r0], #8 - mcr p15, 0, ip, c7, c6, 1 @ invalidate D line - ldrd r4, [r0], #8 - mov ip, r1 - strd r2, [r1], #8 - ldrd r2, [r0], #8 - strd r4, [r1], #8 - ldrd r4, [r0], #8 - strd r2, [r1], #8 - strd r4, [r1], #8 - mcr p15, 0, ip, c7, c10, 1 @ clean D line - subs lr, lr, #1 - mcr p15, 0, ip, c7, c6, 1 @ invalidate D line - bgt 1b - beq 2b - - ldmfd sp!, {r4, r5, pc} - - .align 5 -/* - * XScale optimised clear_user_page - * r0 = destination - * r1 = virtual user address of ultimate destination page - */ -ENTRY(xscale_mc_clear_user_page) - mov r1, #PAGE_SZ/32 - mov r2, #0 - mov r3, #0 -1: mov ip, r0 - strd r2, [r0], #8 - strd r2, [r0], #8 - strd r2, [r0], #8 - strd r2, [r0], #8 - mcr p15, 0, ip, c7, c10, 1 @ clean D line - subs r1, r1, #1 - mcr p15, 0, ip, c7, c6, 1 @ invalidate D line - bne 1b - mov pc, lr - - __INITDATA - - .type xscale_mc_user_fns, #object -ENTRY(xscale_mc_user_fns) - .long xscale_mc_clear_user_page - .long xscale_mc_copy_user_page - .size xscale_mc_user_fns, . - xscale_mc_user_fns diff --git a/arch/arm/mm/copypage-xscale.c b/arch/arm/mm/copypage-xscale.c new file mode 100644 index 00000000000..42a6ee255ce --- /dev/null +++ b/arch/arm/mm/copypage-xscale.c @@ -0,0 +1,131 @@ +/* + * linux/arch/arm/lib/copypage-xscale.S + * + * Copyright (C) 1995-2005 Russell King + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This handles the mini data cache, as found on SA11x0 and XScale + * processors. When we copy a user page page, we map it in such a way + * that accesses to this page will not touch the main data cache, but + * will be cached in the mini data cache. This prevents us thrashing + * the main data cache on page faults. + */ +#include <linux/init.h> +#include <linux/mm.h> + +#include <asm/page.h> +#include <asm/pgtable.h> +#include <asm/tlbflush.h> + +/* + * 0xffff8000 to 0xffffffff is reserved for any ARM architecture + * specific hacks for copying pages efficiently. + */ +#define COPYPAGE_MINICACHE 0xffff8000 + +#define minicache_pgprot __pgprot(L_PTE_PRESENT | L_PTE_YOUNG | \ + L_PTE_CACHEABLE) + +#define TOP_PTE(x) pte_offset_kernel(top_pmd, x) + +static DEFINE_SPINLOCK(minicache_lock); + +/* + * XScale mini-dcache optimised copy_user_page + * + * We flush the destination cache lines just before we write the data into the + * corresponding address. Since the Dcache is read-allocate, this removes the + * Dcache aliasing issue. The writes will be forwarded to the write buffer, + * and merged as appropriate. + */ +static void __attribute__((naked)) +mc_copy_user_page(void *from, void *to) +{ + /* + * Strangely enough, best performance is achieved + * when prefetching destination as well. (NP) + */ + asm volatile( + "stmfd sp!, {r4, r5, lr} \n\ + mov lr, %2 \n\ + pld [r0, #0] \n\ + pld [r0, #32] \n\ + pld [r1, #0] \n\ + pld [r1, #32] \n\ +1: pld [r0, #64] \n\ + pld [r0, #96] \n\ + pld [r1, #64] \n\ + pld [r1, #96] \n\ +2: ldrd r2, [r0], #8 \n\ + ldrd r4, [r0], #8 \n\ + mov ip, r1 \n\ + strd r2, [r1], #8 \n\ + ldrd r2, [r0], #8 \n\ + strd r4, [r1], #8 \n\ + ldrd r4, [r0], #8 \n\ + strd r2, [r1], #8 \n\ + strd r4, [r1], #8 \n\ + mcr p15, 0, ip, c7, c10, 1 @ clean D line\n\ + ldrd r2, [r0], #8 \n\ + mcr p15, 0, ip, c7, c6, 1 @ invalidate D line\n\ + ldrd r4, [r0], #8 \n\ + mov ip, r1 \n\ + strd r2, [r1], #8 \n\ + ldrd r2, [r0], #8 \n\ + strd r4, [r1], #8 \n\ + ldrd r4, [r0], #8 \n\ + strd r2, [r1], #8 \n\ + strd r4, [r1], #8 \n\ + mcr p15, 0, ip, c7, c10, 1 @ clean D line\n\ + subs lr, lr, #1 \n\ + mcr p15, 0, ip, c7, c6, 1 @ invalidate D line\n\ + bgt 1b \n\ + beq 2b \n\ + ldmfd sp!, {r4, r5, pc} " + : + : "r" (from), "r" (to), "I" (PAGE_SIZE / 64 - 1)); +} + +void xscale_mc_copy_user_page(void *kto, const void *kfrom, unsigned long vaddr) +{ + spin_lock(&minicache_lock); + + set_pte(TOP_PTE(COPYPAGE_MINICACHE), pfn_pte(__pa(kfrom) >> PAGE_SHIFT, minicache_pgprot)); + flush_tlb_kernel_page(COPYPAGE_MINICACHE); + + mc_copy_user_page((void *)COPYPAGE_MINICACHE, kto); + + spin_unlock(&minicache_lock); +} + +/* + * XScale optimised clear_user_page + */ +void __attribute__((naked)) +xscale_mc_clear_user_page(void *kaddr, unsigned long vaddr) +{ + asm volatile( + "mov r1, %0 \n\ + mov r2, #0 \n\ + mov r3, #0 \n\ +1: mov ip, r0 \n\ + strd r2, [r0], #8 \n\ + strd r2, [r0], #8 \n\ + strd r2, [r0], #8 \n\ + strd r2, [r0], #8 \n\ + mcr p15, 0, ip, c7, c10, 1 @ clean D line\n\ + subs r1, r1, #1 \n\ + mcr p15, 0, ip, c7, c6, 1 @ invalidate D line\n\ + bne 1b \n\ + mov pc, lr" + : + : "I" (PAGE_SIZE / 32)); +} + +struct cpu_user_fns xscale_mc_user_fns __initdata = { + .cpu_clear_user_page = xscale_mc_clear_user_page, + .cpu_copy_user_page = xscale_mc_copy_user_page, +}; diff --git a/arch/arm/mm/minicache.c b/arch/arm/mm/minicache.c deleted file mode 100644 index dedf2ab01b2..00000000000 --- a/arch/arm/mm/minicache.c +++ /dev/null @@ -1,73 +0,0 @@ -/* - * linux/arch/arm/mm/minicache.c - * - * Copyright (C) 2001 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This handles the mini data cache, as found on SA11x0 and XScale - * processors. When we copy a user page page, we map it in such a way - * that accesses to this page will not touch the main data cache, but - * will be cached in the mini data cache. This prevents us thrashing - * the main data cache on page faults. - */ -#include <linux/init.h> -#include <linux/mm.h> - -#include <asm/page.h> -#include <asm/pgtable.h> -#include <asm/tlbflush.h> - -/* - * 0xffff8000 to 0xffffffff is reserved for any ARM architecture - * specific hacks for copying pages efficiently. - */ -#define minicache_address (0xffff8000) -#define minicache_pgprot __pgprot(L_PTE_PRESENT | L_PTE_YOUNG | \ - L_PTE_CACHEABLE) - -static pte_t *minicache_pte; - -/* - * Note that this is intended to be called only from the copy_user_page - * asm code; anything else will require special locking to prevent the - * mini-cache space being re-used. (Note: probably preempt unsafe). - * - * We rely on the fact that the minicache is 2K, and we'll be pushing - * 4K of data through it, so we don't actually have to specifically - * flush the minicache when we change the mapping. - * - * Note also: assert(PAGE_OFFSET <= virt < high_memory). - * Unsafe: preempt, kmap. - */ -unsigned long map_page_minicache(unsigned long virt) -{ - set_pte(minicache_pte, pfn_pte(__pa(virt) >> PAGE_SHIFT, minicache_pgprot)); - flush_tlb_kernel_page(minicache_address); - - return minicache_address; -} - -static int __init minicache_init(void) -{ - pgd_t *pgd; - pmd_t *pmd; - - spin_lock(&init_mm.page_table_lock); - - pgd = pgd_offset_k(minicache_address); - pmd = pmd_alloc(&init_mm, pgd, minicache_address); - if (!pmd) - BUG(); - minicache_pte = pte_alloc_kernel(&init_mm, pmd, minicache_address); - if (!minicache_pte) - BUG(); - - spin_unlock(&init_mm.page_table_lock); - - return 0; -} - -core_initcall(minicache_init); diff --git a/arch/i386/kernel/Makefile b/arch/i386/kernel/Makefile index 0fbcfe00dd8..51ecd512603 100644 --- a/arch/i386/kernel/Makefile +++ b/arch/i386/kernel/Makefile @@ -43,7 +43,7 @@ obj-$(CONFIG_SCx200) += scx200.o # Note: kbuild does not track this dependency due to usage of .incbin $(obj)/vsyscall.o: $(obj)/vsyscall-int80.so $(obj)/vsyscall-sysenter.so targets += $(foreach F,int80 sysenter,vsyscall-$F.o vsyscall-$F.so) -targets += vsyscall.lds +targets += vsyscall-note.o vsyscall.lds # The DSO images are built using a special linker script. quiet_cmd_syscall = SYSCALL $@ diff --git a/arch/ia64/kernel/fsys.S b/arch/ia64/kernel/fsys.S index 4f3cdef7579..962b6c4e32b 100644 --- a/arch/ia64/kernel/fsys.S +++ b/arch/ia64/kernel/fsys.S @@ -460,9 +460,9 @@ EX(.fail_efault, ld8 r14=[r33]) // r14 <- *set ;; st8 [r2]=r14 // update current->blocked with new mask - cmpxchg4.acq r14=[r9],r18,ar.ccv // current->thread_info->flags <- r18 + cmpxchg4.acq r8=[r9],r18,ar.ccv // current->thread_info->flags <- r18 ;; - cmp.ne p6,p0=r17,r14 // update failed? + cmp.ne p6,p0=r17,r8 // update failed? (p6) br.cond.spnt.few 1b // yes -> retry #ifdef CONFIG_SMP diff --git a/arch/ia64/kernel/module.c b/arch/ia64/kernel/module.c index febc091c2f0..f1aca7cffd1 100644 --- a/arch/ia64/kernel/module.c +++ b/arch/ia64/kernel/module.c @@ -825,14 +825,16 @@ apply_relocate_add (Elf64_Shdr *sechdrs, const char *strtab, unsigned int symind * XXX Should have an arch-hook for running this after final section * addresses have been selected... */ - /* See if gp can cover the entire core module: */ - uint64_t gp = (uint64_t) mod->module_core + MAX_LTOFF / 2; - if (mod->core_size >= MAX_LTOFF) + uint64_t gp; + if (mod->core_size > MAX_LTOFF) /* * This takes advantage of fact that SHF_ARCH_SMALL gets allocated * at the end of the module. */ - gp = (uint64_t) mod->module_core + mod->core_size - MAX_LTOFF / 2; + gp = mod->core_size - MAX_LTOFF / 2; + else + gp = mod->core_size / 2; + gp = (uint64_t) mod->module_core + ((gp + 7) & -8); mod->arch.gp = gp; DEBUGP("%s: placing gp at 0x%lx\n", __FUNCTION__, gp); } diff --git a/arch/ia64/kernel/ptrace.c b/arch/ia64/kernel/ptrace.c index 08c8a5eb25a..575a8f657b3 100644 --- a/arch/ia64/kernel/ptrace.c +++ b/arch/ia64/kernel/ptrace.c @@ -635,11 +635,17 @@ ia64_flush_fph (struct task_struct *task) { struct ia64_psr *psr = ia64_psr(ia64_task_regs(task)); + /* + * Prevent migrating this task while + * we're fiddling with the FPU state + */ + preempt_disable(); if (ia64_is_local_fpu_owner(task) && psr->mfh) { psr->mfh = 0; task->thread.flags |= IA64_THREAD_FPH_VALID; ia64_save_fpu(&task->thread.fph[0]); } + preempt_enable(); } /* diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c index b7e6b4cb374..d14692e0920 100644 --- a/arch/ia64/kernel/setup.c +++ b/arch/ia64/kernel/setup.c @@ -720,7 +720,8 @@ cpu_init (void) ia64_set_kr(IA64_KR_PT_BASE, __pa(ia64_imva(empty_zero_page))); /* - * Initialize default control register to defer all speculative faults. The + * Initialize default control register to defer speculative faults except + * for those arising from TLB misses, which are not deferred. The * kernel MUST NOT depend on a particular setting of these bits (in other words, * the kernel must have recovery code for all speculative accesses). Turn on * dcr.lc as per recommendation by the architecture team. Most IA-32 apps diff --git a/arch/ia64/kernel/traps.c b/arch/ia64/kernel/traps.c index e82ad78081b..1861173bd4f 100644 --- a/arch/ia64/kernel/traps.c +++ b/arch/ia64/kernel/traps.c @@ -111,6 +111,24 @@ ia64_bad_break (unsigned long break_num, struct pt_regs *regs) siginfo_t siginfo; int sig, code; + /* break.b always sets cr.iim to 0, which causes problems for + * debuggers. Get the real break number from the original instruction, + * but only for kernel code. User space break.b is left alone, to + * preserve the existing behaviour. All break codings have the same + * format, so there is no need to check the slot type. + */ + if (break_num == 0 && !user_mode(regs)) { + struct ia64_psr *ipsr = ia64_psr(regs); + unsigned long *bundle = (unsigned long *)regs->cr_iip; + unsigned long slot; + switch (ipsr->ri) { + case 0: slot = (bundle[0] >> 5); break; + case 1: slot = (bundle[0] >> 46) | (bundle[1] << 18); break; + default: slot = (bundle[1] >> 23); break; + } + break_num = ((slot >> 36 & 1) << 20) | (slot >> 6 & 0xfffff); + } + /* SIGILL, SIGFPE, SIGSEGV, and SIGBUS want these field initialized: */ siginfo.si_addr = (void __user *) (regs->cr_iip + ia64_psr(regs)->ri); siginfo.si_imm = break_num; @@ -202,13 +220,21 @@ disabled_fph_fault (struct pt_regs *regs) /* first, grant user-level access to fph partition: */ psr->dfh = 0; + + /* + * Make sure that no other task gets in on this processor + * while we're claiming the FPU + */ + preempt_disable(); #ifndef CONFIG_SMP { struct task_struct *fpu_owner = (struct task_struct *)ia64_get_kr(IA64_KR_FPU_OWNER); - if (ia64_is_local_fpu_owner(current)) + if (ia64_is_local_fpu_owner(current)) { + preempt_enable_no_resched(); return; + } if (fpu_owner) ia64_flush_fph(fpu_owner); @@ -226,6 +252,7 @@ disabled_fph_fault (struct pt_regs *regs) */ psr->mfh = 1; } + preempt_enable_no_resched(); } static inline int diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c index 547785e3cba..4eb2f52b87a 100644 --- a/arch/ia64/mm/init.c +++ b/arch/ia64/mm/init.c @@ -305,8 +305,9 @@ setup_gate (void) struct page *page; /* - * Map the gate page twice: once read-only to export the ELF headers etc. and once - * execute-only page to enable privilege-promotion via "epc": + * Map the gate page twice: once read-only to export the ELF + * headers etc. and once execute-only page to enable + * privilege-promotion via "epc": */ page = virt_to_page(ia64_imva(__start_gate_section)); put_kernel_page(page, GATE_ADDR, PAGE_READONLY); @@ -315,6 +316,20 @@ setup_gate (void) put_kernel_page(page, GATE_ADDR + PAGE_SIZE, PAGE_GATE); #else put_kernel_page(page, GATE_ADDR + PERCPU_PAGE_SIZE, PAGE_GATE); + /* Fill in the holes (if any) with read-only zero pages: */ + { + unsigned long addr; + + for (addr = GATE_ADDR + PAGE_SIZE; + addr < GATE_ADDR + PERCPU_PAGE_SIZE; + addr += PAGE_SIZE) + { + put_kernel_page(ZERO_PAGE(0), addr, + PAGE_READONLY); + put_kernel_page(ZERO_PAGE(0), addr + PERCPU_PAGE_SIZE, + PAGE_READONLY); + } + } #endif ia64_patch_gate(); } diff --git a/arch/ia64/sn/kernel/setup.c b/arch/ia64/sn/kernel/setup.c index e64cb8175f7..44bfc7f318c 100644 --- a/arch/ia64/sn/kernel/setup.c +++ b/arch/ia64/sn/kernel/setup.c @@ -222,7 +222,7 @@ void __init early_sn_setup(void) extern int platform_intr_list[]; extern nasid_t master_nasid; -static int shub_1_1_found __initdata; +static int __initdata shub_1_1_found = 0; /* * sn_check_for_wars @@ -251,7 +251,7 @@ static void __init sn_check_for_wars(void) } else { for_each_online_node(cnode) { if (is_shub_1_1(cnodeid_to_nasid(cnode))) - sn_hub_info->shub_1_1_found = 1; + shub_1_1_found = 1; } } } diff --git a/arch/m68k/configs/amiga_defconfig b/arch/m68k/configs/amiga_defconfig index 7dbf997ff20..5649fbae430 100644 --- a/arch/m68k/configs/amiga_defconfig +++ b/arch/m68k/configs/amiga_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-rc2-m68k -# Tue Apr 5 14:05:59 2005 +# Linux kernel version: 2.6.12-rc6-m68k +# Tue Jun 7 20:34:23 2005 # CONFIG_M68K=y CONFIG_MMU=y @@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y CONFIG_KALLSYMS=y # CONFIG_KALLSYMS_ALL is not set # CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_PRINTK=y +CONFIG_BUG=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y @@ -135,7 +137,6 @@ CONFIG_PARPORT_1284=y # CONFIG_AMIGA_FLOPPY=y CONFIG_AMIGA_Z2RAM=y -# CONFIG_BLK_DEV_XD is not set # CONFIG_PARIDE is not set # CONFIG_BLK_DEV_COW_COMMON is not set CONFIG_BLK_DEV_LOOP=y @@ -223,17 +224,12 @@ CONFIG_SCSI_CONSTANTS=y # # SCSI low-level drivers # -# CONFIG_SCSI_7000FASST is not set # CONFIG_SCSI_AHA152X is not set -# CONFIG_SCSI_AHA1542 is not set # CONFIG_SCSI_AIC7XXX_OLD is not set # CONFIG_SCSI_IN2000 is not set # CONFIG_SCSI_SATA is not set -# CONFIG_SCSI_BUSLOGIC is not set # CONFIG_SCSI_DTC3280 is not set -# CONFIG_SCSI_EATA is not set # CONFIG_SCSI_FUTURE_DOMAIN is not set -# CONFIG_SCSI_GDTH is not set # CONFIG_SCSI_GENERIC_NCR5380 is not set # CONFIG_SCSI_GENERIC_NCR5380_MMIO is not set # CONFIG_SCSI_PPA is not set @@ -244,7 +240,6 @@ CONFIG_SCSI_CONSTANTS=y # CONFIG_SCSI_QLOGIC_FAS is not set # CONFIG_SCSI_SYM53C416 is not set # CONFIG_SCSI_T128 is not set -# CONFIG_SCSI_U14_34F is not set # CONFIG_SCSI_DEBUG is not set CONFIG_A3000_SCSI=y CONFIG_A2091_SCSI=y @@ -492,7 +487,6 @@ CONFIG_HYDRA=m CONFIG_ZORRO8390=m CONFIG_APNE=m # CONFIG_NET_VENDOR_3COM is not set -# CONFIG_LANCE is not set # CONFIG_NET_VENDOR_SMC is not set # CONFIG_NET_VENDOR_RACAL is not set # CONFIG_AT1700 is not set @@ -620,7 +614,6 @@ CONFIG_SERIO_SERPORT=m # CONFIG_SERIO_PARKBD is not set # CONFIG_SERIO_RAW is not set # CONFIG_GAMEPORT is not set -CONFIG_SOUND_GAMEPORT=y # # Character devices diff --git a/arch/m68k/configs/apollo_defconfig b/arch/m68k/configs/apollo_defconfig index 505a2968e60..63024b0b7ac 100644 --- a/arch/m68k/configs/apollo_defconfig +++ b/arch/m68k/configs/apollo_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-rc2-m68k -# Tue Apr 5 14:06:00 2005 +# Linux kernel version: 2.6.12-rc6-m68k +# Tue Jun 7 20:34:27 2005 # CONFIG_M68K=y CONFIG_MMU=y @@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y CONFIG_KALLSYMS=y # CONFIG_KALLSYMS_ALL is not set # CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_PRINTK=y +CONFIG_BUG=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y @@ -497,7 +499,6 @@ CONFIG_SERIO_SERPORT=m CONFIG_SERIO_LIBPS2=m # CONFIG_SERIO_RAW is not set # CONFIG_GAMEPORT is not set -CONFIG_SOUND_GAMEPORT=y # # Character devices diff --git a/arch/m68k/configs/atari_defconfig b/arch/m68k/configs/atari_defconfig index 617aa73c325..6433da2d2ce 100644 --- a/arch/m68k/configs/atari_defconfig +++ b/arch/m68k/configs/atari_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-rc2-m68k -# Tue Apr 5 14:06:18 2005 +# Linux kernel version: 2.6.12-rc6-m68k +# Tue Jun 7 20:34:32 2005 # CONFIG_M68K=y CONFIG_MMU=y @@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y CONFIG_KALLSYMS=y # CONFIG_KALLSYMS_ALL is not set # CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_PRINTK=y +CONFIG_BUG=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y @@ -531,7 +533,6 @@ CONFIG_SERIO_SERPORT=y CONFIG_SERIO_LIBPS2=y # CONFIG_SERIO_RAW is not set # CONFIG_GAMEPORT is not set -CONFIG_SOUND_GAMEPORT=y # # Character devices diff --git a/arch/m68k/configs/bvme6000_defconfig b/arch/m68k/configs/bvme6000_defconfig index b501db51d9e..da2a23a2146 100644 --- a/arch/m68k/configs/bvme6000_defconfig +++ b/arch/m68k/configs/bvme6000_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-rc2-m68k -# Tue Apr 5 14:06:19 2005 +# Linux kernel version: 2.6.12-rc6-m68k +# Tue Jun 7 20:34:37 2005 # CONFIG_M68K=y CONFIG_MMU=y @@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y CONFIG_KALLSYMS=y # CONFIG_KALLSYMS_ALL is not set # CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_PRINTK=y +CONFIG_BUG=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y @@ -496,7 +498,6 @@ CONFIG_SERIO_SERPORT=m CONFIG_SERIO_LIBPS2=m # CONFIG_SERIO_RAW is not set # CONFIG_GAMEPORT is not set -CONFIG_SOUND_GAMEPORT=y # # Character devices diff --git a/arch/m68k/configs/hp300_defconfig b/arch/m68k/configs/hp300_defconfig index 2bf6cef4f2b..51251883adf 100644 --- a/arch/m68k/configs/hp300_defconfig +++ b/arch/m68k/configs/hp300_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-rc2-m68k -# Tue Apr 5 14:06:21 2005 +# Linux kernel version: 2.6.12-rc6-m68k +# Tue Jun 7 20:34:41 2005 # CONFIG_M68K=y CONFIG_MMU=y @@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y CONFIG_KALLSYMS=y # CONFIG_KALLSYMS_ALL is not set # CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_PRINTK=y +CONFIG_BUG=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y @@ -498,7 +500,6 @@ CONFIG_SERIO_SERPORT=m CONFIG_SERIO_LIBPS2=m # CONFIG_SERIO_RAW is not set # CONFIG_GAMEPORT is not set -CONFIG_SOUND_GAMEPORT=y # # Character devices diff --git a/arch/m68k/configs/mac_defconfig b/arch/m68k/configs/mac_defconfig index 7074f856820..15b80abfe94 100644 --- a/arch/m68k/configs/mac_defconfig +++ b/arch/m68k/configs/mac_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-rc2-m68k -# Tue Apr 5 14:06:24 2005 +# Linux kernel version: 2.6.12-rc6-m68k +# Tue Jun 7 20:34:45 2005 # CONFIG_M68K=y CONFIG_MMU=y @@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y CONFIG_KALLSYMS=y # CONFIG_KALLSYMS_ALL is not set # CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_PRINTK=y +CONFIG_BUG=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y @@ -540,7 +542,6 @@ CONFIG_SERIO_SERPORT=m CONFIG_SERIO_LIBPS2=m # CONFIG_SERIO_RAW is not set # CONFIG_GAMEPORT is not set -CONFIG_SOUND_GAMEPORT=y # # Character devices diff --git a/arch/m68k/configs/mvme147_defconfig b/arch/m68k/configs/mvme147_defconfig index 61f09bc4846..f0d5534f683 100644 --- a/arch/m68k/configs/mvme147_defconfig +++ b/arch/m68k/configs/mvme147_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-rc2-m68k -# Tue Apr 5 14:06:28 2005 +# Linux kernel version: 2.6.12-rc6-m68k +# Tue Jun 7 20:34:50 2005 # CONFIG_M68K=y CONFIG_MMU=y @@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y CONFIG_KALLSYMS=y # CONFIG_KALLSYMS_ALL is not set # CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_PRINTK=y +CONFIG_BUG=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y @@ -498,7 +500,6 @@ CONFIG_SERIO_SERPORT=m CONFIG_SERIO_LIBPS2=m # CONFIG_SERIO_RAW is not set # CONFIG_GAMEPORT is not set -CONFIG_SOUND_GAMEPORT=y # # Character devices diff --git a/arch/m68k/configs/mvme16x_defconfig b/arch/m68k/configs/mvme16x_defconfig index 69c01004ec4..1d5c46ff3c8 100644 --- a/arch/m68k/configs/mvme16x_defconfig +++ b/arch/m68k/configs/mvme16x_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-rc2-m68k -# Tue Apr 5 14:06:31 2005 +# Linux kernel version: 2.6.12-rc6-m68k +# Tue Jun 7 20:34:53 2005 # CONFIG_M68K=y CONFIG_MMU=y @@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y CONFIG_KALLSYMS=y # CONFIG_KALLSYMS_ALL is not set # CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_PRINTK=y +CONFIG_BUG=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y @@ -497,7 +499,6 @@ CONFIG_SERIO_SERPORT=m CONFIG_SERIO_LIBPS2=m # CONFIG_SERIO_RAW is not set # CONFIG_GAMEPORT is not set -CONFIG_SOUND_GAMEPORT=y # # Character devices diff --git a/arch/m68k/configs/q40_defconfig b/arch/m68k/configs/q40_defconfig index 550ec26006c..856238634d4 100644 --- a/arch/m68k/configs/q40_defconfig +++ b/arch/m68k/configs/q40_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-rc2-m68k -# Tue Apr 5 14:06:34 2005 +# Linux kernel version: 2.6.12-rc6-m68k +# Tue Jun 7 20:34:58 2005 # CONFIG_M68K=y CONFIG_MMU=y @@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y CONFIG_KALLSYMS=y # CONFIG_KALLSYMS_ALL is not set # CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_PRINTK=y +CONFIG_BUG=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y @@ -125,7 +127,6 @@ CONFIG_FW_LOADER=m # Block devices # # CONFIG_BLK_DEV_FD is not set -# CONFIG_BLK_DEV_XD is not set # CONFIG_BLK_DEV_COW_COMMON is not set CONFIG_BLK_DEV_LOOP=y CONFIG_BLK_DEV_CRYPTOLOOP=m @@ -210,17 +211,12 @@ CONFIG_SCSI_CONSTANTS=y # # SCSI low-level drivers # -# CONFIG_SCSI_7000FASST is not set # CONFIG_SCSI_AHA152X is not set -# CONFIG_SCSI_AHA1542 is not set # CONFIG_SCSI_AIC7XXX_OLD is not set # CONFIG_SCSI_IN2000 is not set # CONFIG_SCSI_SATA is not set -# CONFIG_SCSI_BUSLOGIC is not set # CONFIG_SCSI_DTC3280 is not set -# CONFIG_SCSI_EATA is not set # CONFIG_SCSI_FUTURE_DOMAIN is not set -# CONFIG_SCSI_GDTH is not set # CONFIG_SCSI_GENERIC_NCR5380 is not set # CONFIG_SCSI_GENERIC_NCR5380_MMIO is not set # CONFIG_SCSI_NCR53C406A is not set @@ -229,7 +225,6 @@ CONFIG_SCSI_CONSTANTS=y # CONFIG_SCSI_QLOGIC_FAS is not set # CONFIG_SCSI_SYM53C416 is not set # CONFIG_SCSI_T128 is not set -# CONFIG_SCSI_U14_34F is not set # CONFIG_SCSI_DEBUG is not set # @@ -466,7 +461,6 @@ CONFIG_EQUALIZER=m CONFIG_NET_ETHERNET=y CONFIG_MII=m # CONFIG_NET_VENDOR_3COM is not set -# CONFIG_LANCE is not set # CONFIG_NET_VENDOR_SMC is not set # CONFIG_NET_VENDOR_RACAL is not set # CONFIG_AT1700 is not set @@ -570,7 +564,6 @@ CONFIG_SERIO_Q40KBD=m CONFIG_SERIO_LIBPS2=m # CONFIG_SERIO_RAW is not set # CONFIG_GAMEPORT is not set -CONFIG_SOUND_GAMEPORT=y # # Character devices diff --git a/arch/m68k/configs/sun3_defconfig b/arch/m68k/configs/sun3_defconfig index 5b5a619645a..af903b5c570 100644 --- a/arch/m68k/configs/sun3_defconfig +++ b/arch/m68k/configs/sun3_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-rc2-m68k -# Tue Apr 5 14:06:37 2005 +# Linux kernel version: 2.6.12-rc6-m68k +# Tue Jun 7 20:35:02 2005 # CONFIG_M68K=y CONFIG_MMU=y @@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y CONFIG_KALLSYMS=y # CONFIG_KALLSYMS_ALL is not set # CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_PRINTK=y +CONFIG_BUG=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y @@ -171,7 +173,6 @@ CONFIG_SCSI_CONSTANTS=y # # CONFIG_SCSI_SATA is not set # CONFIG_SCSI_DEBUG is not set -CONFIG_SUN3_SCSI=y # # Multi-device support (RAID and LVM) @@ -487,7 +488,6 @@ CONFIG_SERIO_SERPORT=m CONFIG_SERIO_LIBPS2=m # CONFIG_SERIO_RAW is not set # CONFIG_GAMEPORT is not set -CONFIG_SOUND_GAMEPORT=y # # Character devices diff --git a/arch/m68k/configs/sun3x_defconfig b/arch/m68k/configs/sun3x_defconfig index 704e42344cb..997143b7928 100644 --- a/arch/m68k/configs/sun3x_defconfig +++ b/arch/m68k/configs/sun3x_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-rc2-m68k -# Tue Apr 5 14:06:40 2005 +# Linux kernel version: 2.6.12-rc6-m68k +# Tue Jun 7 20:35:06 2005 # CONFIG_M68K=y CONFIG_MMU=y @@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y CONFIG_KALLSYMS=y # CONFIG_KALLSYMS_ALL is not set # CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_PRINTK=y +CONFIG_BUG=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y @@ -497,7 +499,6 @@ CONFIG_SERIO_SERPORT=m CONFIG_SERIO_LIBPS2=m # CONFIG_SERIO_RAW is not set # CONFIG_GAMEPORT is not set -CONFIG_SOUND_GAMEPORT=y # # Character devices diff --git a/arch/m68k/defconfig b/arch/m68k/defconfig index 5b2296ecba8..7d935e48a9a 100644 --- a/arch/m68k/defconfig +++ b/arch/m68k/defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-rc2-m68k -# Tue Apr 5 14:05:31 2005 +# Linux kernel version: 2.6.12-rc6-m68k +# Tue Jun 7 20:34:17 2005 # CONFIG_M68K=y CONFIG_MMU=y @@ -33,6 +33,8 @@ CONFIG_KOBJECT_UEVENT=y # CONFIG_EMBEDDED is not set CONFIG_KALLSYMS=y # CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_PRINTK=y +CONFIG_BUG=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y @@ -355,7 +357,6 @@ CONFIG_SERIO_SERPORT=y CONFIG_SERIO_LIBPS2=y # CONFIG_SERIO_RAW is not set # CONFIG_GAMEPORT is not set -CONFIG_SOUND_GAMEPORT=y # # Character devices diff --git a/arch/ppc/kernel/cputable.c b/arch/ppc/kernel/cputable.c index 8aa5e8c6900..d44b7dc5390 100644 --- a/arch/ppc/kernel/cputable.c +++ b/arch/ppc/kernel/cputable.c @@ -838,6 +838,17 @@ struct cpu_spec cpu_specs[] = { .icache_bsize = 32, .dcache_bsize = 32, }, + { /* 405EP */ + .pvr_mask = 0xffff0000, + .pvr_value = 0x51210000, + .cpu_name = "405EP", + .cpu_features = CPU_FTR_SPLIT_ID_CACHE | + CPU_FTR_USE_TB, + .cpu_user_features = PPC_FEATURE_32 | + PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC, + .icache_bsize = 32, + .dcache_bsize = 32, + }, #endif /* CONFIG_40x */ #ifdef CONFIG_44x diff --git a/arch/ppc/kernel/misc.S b/arch/ppc/kernel/misc.S index e4f1615ec13..7329ef177a1 100644 --- a/arch/ppc/kernel/misc.S +++ b/arch/ppc/kernel/misc.S @@ -619,7 +619,7 @@ _GLOBAL(flush_instruction_cache) _GLOBAL(flush_icache_range) BEGIN_FTR_SECTION blr /* for 601, do nothing */ -END_FTR_SECTION_IFSET(PPC_FEATURE_UNIFIED_CACHE) +END_FTR_SECTION_IFCLR(CPU_FTR_SPLIT_ID_CACHE) li r5,L1_CACHE_LINE_SIZE-1 andc r3,r3,r5 subf r4,r3,r4 @@ -736,7 +736,7 @@ _GLOBAL(flush_dcache_all) _GLOBAL(__flush_dcache_icache) BEGIN_FTR_SECTION blr /* for 601, do nothing */ -END_FTR_SECTION_IFSET(PPC_FEATURE_UNIFIED_CACHE) +END_FTR_SECTION_IFCLR(CPU_FTR_SPLIT_ID_CACHE) rlwinm r3,r3,0,0,19 /* Get page base address */ li r4,4096/L1_CACHE_LINE_SIZE /* Number of lines in a page */ mtctr r4 @@ -764,7 +764,7 @@ END_FTR_SECTION_IFSET(PPC_FEATURE_UNIFIED_CACHE) _GLOBAL(__flush_dcache_icache_phys) BEGIN_FTR_SECTION blr /* for 601, do nothing */ -END_FTR_SECTION_IFSET(PPC_FEATURE_UNIFIED_CACHE) +END_FTR_SECTION_IFCLR(CPU_FTR_SPLIT_ID_CACHE) mfmsr r10 rlwinm r0,r10,0,28,26 /* clear DR */ mtmsr r0 diff --git a/arch/ppc/platforms/pmac_cpufreq.c b/arch/ppc/platforms/pmac_cpufreq.c index 937f46df711..5fdd4f607a4 100644 --- a/arch/ppc/platforms/pmac_cpufreq.c +++ b/arch/ppc/platforms/pmac_cpufreq.c @@ -83,7 +83,7 @@ static u32 frequency_gpio; static u32 slew_done_gpio; static int no_schedule; static int has_cpu_l2lve; - +static int is_pmu_based; /* There are only two frequency states for each processor. Values * are in kHz for the time being. @@ -463,7 +463,7 @@ static int __pmac pmac_cpufreq_suspend(struct cpufreq_policy *policy, u32 state) */ no_schedule = 1; sleep_freq = cur_freq; - if (cur_freq == low_freq) + if (cur_freq == low_freq && !is_pmu_based) do_set_cpu_speed(CPUFREQ_HIGH, 0); return 0; } @@ -588,6 +588,7 @@ static int __pmac pmac_cpufreq_init_MacRISC3(struct device_node *cpunode) return 1; hi_freq = (*value) / 1000; set_speed_proc = pmu_set_cpu_speed; + is_pmu_based = 1; return 0; } @@ -692,6 +693,7 @@ static int __init pmac_cpufreq_setup(void) hi_freq = cur_freq; low_freq = 400000; set_speed_proc = pmu_set_cpu_speed; + is_pmu_based = 1; } /* Else check for TiPb 400 & 500 */ else if (machine_is_compatible("PowerBook3,2")) { @@ -703,6 +705,7 @@ static int __init pmac_cpufreq_setup(void) hi_freq = cur_freq; low_freq = 300000; set_speed_proc = pmu_set_cpu_speed; + is_pmu_based = 1; } /* Else check for 750FX */ else if (PVR_VER(mfspr(SPRN_PVR)) == 0x7000) diff --git a/arch/ppc64/boot/prom.c b/arch/ppc64/boot/prom.c index 7b607d1862c..d5218b15824 100644 --- a/arch/ppc64/boot/prom.c +++ b/arch/ppc64/boot/prom.c @@ -11,6 +11,23 @@ #include <linux/string.h> #include <linux/ctype.h> +extern __u32 __div64_32(unsigned long long *dividend, __u32 divisor); + +/* The unnecessary pointer compare is there + * to check for type safety (n must be 64bit) + */ +# define do_div(n,base) ({ \ + __u32 __base = (base); \ + __u32 __rem; \ + (void)(((typeof((n)) *)0) == ((unsigned long long *)0)); \ + if (((n) >> 32) == 0) { \ + __rem = (__u32)(n) % __base; \ + (n) = (__u32)(n) / __base; \ + } else \ + __rem = __div64_32(&(n), __base); \ + __rem; \ + }) + int (*prom)(void *); void *chosen_handle; @@ -352,7 +369,7 @@ static int skip_atoi(const char **s) #define SPECIAL 32 /* 0x */ #define LARGE 64 /* use 'ABCDEF' instead of 'abcdef' */ -static char * number(char * str, long num, int base, int size, int precision, int type) +static char * number(char * str, unsigned long long num, int base, int size, int precision, int type) { char c,sign,tmp[66]; const char *digits="0123456789abcdefghijklmnopqrstuvwxyz"; @@ -367,9 +384,9 @@ static char * number(char * str, long num, int base, int size, int precision, in c = (type & ZEROPAD) ? '0' : ' '; sign = 0; if (type & SIGN) { - if (num < 0) { + if ((signed long long)num < 0) { sign = '-'; - num = -num; + num = - (signed long long)num; size--; } else if (type & PLUS) { sign = '+'; @@ -389,8 +406,7 @@ static char * number(char * str, long num, int base, int size, int precision, in if (num == 0) tmp[i++]='0'; else while (num != 0) { - tmp[i++] = digits[num % base]; - num /= base; + tmp[i++] = digits[do_div(num, base)]; } if (i > precision) precision = i; @@ -426,7 +442,7 @@ int sprintf(char * buf, const char *fmt, ...); int vsprintf(char *buf, const char *fmt, va_list args) { int len; - unsigned long num; + unsigned long long num; int i, base; char * str; const char *s; diff --git a/arch/ppc64/kernel/kprobes.c b/arch/ppc64/kernel/kprobes.c index 103daaf7357..e950a2058a1 100644 --- a/arch/ppc64/kernel/kprobes.c +++ b/arch/ppc64/kernel/kprobes.c @@ -45,12 +45,17 @@ static struct pt_regs jprobe_saved_regs; int arch_prepare_kprobe(struct kprobe *p) { + int ret = 0; kprobe_opcode_t insn = *p->addr; - if (IS_MTMSRD(insn) || IS_RFID(insn)) - /* cannot put bp on RFID/MTMSRD */ - return 1; - return 0; + if ((unsigned long)p->addr & 0x03) { + printk("Attempt to register kprobe at an unaligned address\n"); + ret = -EINVAL; + } else if (IS_MTMSRD(insn) || IS_RFID(insn)) { + printk("Cannot register a kprobe on rfid or mtmsrd\n"); + ret = -EINVAL; + } + return ret; } void arch_copy_kprobe(struct kprobe *p) @@ -172,8 +177,6 @@ static void resume_execution(struct kprobe *p, struct pt_regs *regs) ret = emulate_step(regs, p->ainsn.insn[0]); if (ret == 0) regs->nip = (unsigned long)p->addr + 4; - - regs->msr &= ~MSR_SE; } static inline int post_kprobe_handler(struct pt_regs *regs) @@ -210,6 +213,7 @@ static inline int kprobe_fault_handler(struct pt_regs *regs, int trapnr) if (kprobe_status & KPROBE_HIT_SS) { resume_execution(current_kprobe, regs); + regs->msr &= ~MSR_SE; regs->msr |= kprobe_saved_msr; unlock_kprobes(); @@ -233,8 +237,6 @@ int kprobe_exceptions_notify(struct notifier_block *self, unsigned long val, */ preempt_disable(); switch (val) { - case DIE_IABR_MATCH: - case DIE_DABR_MATCH: case DIE_BPT: if (kprobe_handler(args->regs)) ret = NOTIFY_STOP; diff --git a/arch/ppc64/kernel/misc.S b/arch/ppc64/kernel/misc.S index b944717c1db..e3c73b3425d 100644 --- a/arch/ppc64/kernel/misc.S +++ b/arch/ppc64/kernel/misc.S @@ -792,7 +792,7 @@ _GLOBAL(sys_call_table32) .llong .compat_sys_newstat .llong .compat_sys_newlstat .llong .compat_sys_newfstat - .llong .sys_uname + .llong .sys32_uname .llong .sys_ni_syscall /* 110 old iopl syscall */ .llong .sys_vhangup .llong .sys_ni_syscall /* old idle syscall */ diff --git a/arch/ppc64/kernel/sys_ppc32.c b/arch/ppc64/kernel/sys_ppc32.c index 7cf7a960002..9c8e317c598 100644 --- a/arch/ppc64/kernel/sys_ppc32.c +++ b/arch/ppc64/kernel/sys_ppc32.c @@ -791,31 +791,6 @@ asmlinkage int sys32_pciconfig_iobase(u32 which, u32 in_bus, u32 in_devfn) } -asmlinkage int ppc64_newuname(struct new_utsname __user * name) -{ - int errno = sys_newuname(name); - - if (current->personality == PER_LINUX32 && !errno) { - if(copy_to_user(name->machine, "ppc\0\0", 8)) { - errno = -EFAULT; - } - } - return errno; -} - -asmlinkage int ppc64_personality(unsigned long personality) -{ - int ret; - if (current->personality == PER_LINUX32 && personality == PER_LINUX) - personality = PER_LINUX32; - ret = sys_personality(personality); - if (ret == PER_LINUX32) - ret = PER_LINUX; - return ret; -} - - - /* Note: it is necessary to treat mode as an unsigned int, * with the corresponding cast to a signed int to insure that the * proper conversion (sign extension) between the register representation of a signed int (msr in 32-bit mode) @@ -1158,26 +1133,47 @@ asmlinkage long sys32_sysctl(struct __sysctl_args32 __user *args) } #endif +asmlinkage int sys32_uname(struct old_utsname __user * name) +{ + int err = 0; + + down_read(&uts_sem); + if (copy_to_user(name, &system_utsname, sizeof(*name))) + err = -EFAULT; + up_read(&uts_sem); + if (!err && personality(current->personality) == PER_LINUX32) { + /* change "ppc64" to "ppc" */ + if (__put_user(0, name->machine + 3) + || __put_user(0, name->machine + 4)) + err = -EFAULT; + } + return err; +} + asmlinkage int sys32_olduname(struct oldold_utsname __user * name) { int error; - - if (!name) - return -EFAULT; + if (!access_ok(VERIFY_WRITE,name,sizeof(struct oldold_utsname))) return -EFAULT; down_read(&uts_sem); error = __copy_to_user(&name->sysname,&system_utsname.sysname,__OLD_UTS_LEN); - error -= __put_user(0,name->sysname+__OLD_UTS_LEN); - error -= __copy_to_user(&name->nodename,&system_utsname.nodename,__OLD_UTS_LEN); - error -= __put_user(0,name->nodename+__OLD_UTS_LEN); - error -= __copy_to_user(&name->release,&system_utsname.release,__OLD_UTS_LEN); - error -= __put_user(0,name->release+__OLD_UTS_LEN); - error -= __copy_to_user(&name->version,&system_utsname.version,__OLD_UTS_LEN); - error -= __put_user(0,name->version+__OLD_UTS_LEN); - error -= __copy_to_user(&name->machine,&system_utsname.machine,__OLD_UTS_LEN); - error = __put_user(0,name->machine+__OLD_UTS_LEN); + error |= __put_user(0,name->sysname+__OLD_UTS_LEN); + error |= __copy_to_user(&name->nodename,&system_utsname.nodename,__OLD_UTS_LEN); + error |= __put_user(0,name->nodename+__OLD_UTS_LEN); + error |= __copy_to_user(&name->release,&system_utsname.release,__OLD_UTS_LEN); + error |= __put_user(0,name->release+__OLD_UTS_LEN); + error |= __copy_to_user(&name->version,&system_utsname.version,__OLD_UTS_LEN); + error |= __put_user(0,name->version+__OLD_UTS_LEN); + error |= __copy_to_user(&name->machine,&system_utsname.machine,__OLD_UTS_LEN); + error |= __put_user(0,name->machine+__OLD_UTS_LEN); + if (personality(current->personality) == PER_LINUX32) { + /* change "ppc64" to "ppc" */ + error |= __put_user(0, name->machine + 3); + error |= __put_user(0, name->machine + 4); + } + up_read(&uts_sem); error = error ? -EFAULT : 0; diff --git a/arch/ppc64/kernel/syscalls.c b/arch/ppc64/kernel/syscalls.c index f2865ff8d2f..a8cbb202b8c 100644 --- a/arch/ppc64/kernel/syscalls.c +++ b/arch/ppc64/kernel/syscalls.c @@ -199,24 +199,33 @@ out: return ret; } -static int __init set_fakeppc(char *str) +long ppc64_personality(unsigned long personality) { - if (*str) - return 0; - init_task.personality = PER_LINUX32; - return 1; + long ret; + + if (personality(current->personality) == PER_LINUX32 + && personality == PER_LINUX) + personality = PER_LINUX32; + ret = sys_personality(personality); + if (ret == PER_LINUX32) + ret = PER_LINUX; + return ret; } -__setup("fakeppc", set_fakeppc); -asmlinkage int sys_uname(struct old_utsname __user * name) +long ppc64_newuname(struct new_utsname __user * name) { - int err = -EFAULT; - + int err = 0; + down_read(&uts_sem); - if (name && !copy_to_user(name, &system_utsname, sizeof (*name))) - err = 0; + if (copy_to_user(name, &system_utsname, sizeof(*name))) + err = -EFAULT; up_read(&uts_sem); - + if (!err && personality(current->personality) == PER_LINUX32) { + /* change ppc64 to ppc */ + if (__put_user(0, name->machine + 3) + || __put_user(0, name->machine + 4)) + err = -EFAULT; + } return err; } diff --git a/arch/um/Kconfig_char b/arch/um/Kconfig_char index 3e50fdb6762..62d87b71179 100644 --- a/arch/um/Kconfig_char +++ b/arch/um/Kconfig_char @@ -204,5 +204,11 @@ config UML_RANDOM http://sourceforge.net/projects/gkernel/). rngd periodically reads /dev/hwrng and injects the entropy into /dev/random. +config MMAPPER + tristate "iomem emulation driver" + help + This driver allows a host file to be used as emulated IO memory inside + UML. + endmenu diff --git a/arch/um/drivers/chan_user.c b/arch/um/drivers/chan_user.c index 583b8e137c3..5d3768156c9 100644 --- a/arch/um/drivers/chan_user.c +++ b/arch/um/drivers/chan_user.c @@ -143,22 +143,22 @@ static int winch_tramp(int fd, struct tty_struct *tty, int *fd_out) { struct winch_data data; unsigned long stack; - int fds[2], pid, n, err; + int fds[2], n, err; char c; err = os_pipe(fds, 1, 1); if(err < 0){ printk("winch_tramp : os_pipe failed, err = %d\n", -err); - return(err); + goto out; } data = ((struct winch_data) { .pty_fd = fd, .pipe_fd = fds[1], .close_me = fds[0] } ); - pid = run_helper_thread(winch_thread, &data, 0, &stack, 0); - if(pid < 0){ + err = run_helper_thread(winch_thread, &data, 0, &stack, 0); + if(err < 0){ printk("fork of winch_thread failed - errno = %d\n", errno); - return(pid); + goto out_close; } os_close_file(fds[1]); @@ -168,14 +168,22 @@ static int winch_tramp(int fd, struct tty_struct *tty, int *fd_out) printk("winch_tramp : failed to read synchronization byte\n"); printk("read failed, err = %d\n", -n); printk("fd %d will not support SIGWINCH\n", fd); - *fd_out = -1; + err = -EINVAL; + goto out_close1; } - return(pid); + return err ; + + out_close: + os_close_file(fds[1]); + out_close1: + os_close_file(fds[0]); + out: + return err; } void register_winch(int fd, struct tty_struct *tty) { - int pid, thread, thread_fd; + int pid, thread, thread_fd = -1; int count; char c = 1; @@ -186,7 +194,7 @@ void register_winch(int fd, struct tty_struct *tty) if(!CHOOSE_MODE_PROC(is_tracer_winch, is_skas_winch, pid, fd, tty) && (pid == -1)){ thread = winch_tramp(fd, tty, &thread_fd); - if(fd != -1){ + if(thread > 0){ register_winch_irq(thread_fd, fd, thread, tty); count = os_write_file(thread_fd, &c, sizeof(c)); diff --git a/arch/um/drivers/mmapper_kern.c b/arch/um/drivers/mmapper_kern.c index a63231dffe0..a37a5ac13c2 100644 --- a/arch/um/drivers/mmapper_kern.c +++ b/arch/um/drivers/mmapper_kern.c @@ -18,6 +18,7 @@ #include <linux/slab.h> #include <linux/init.h> #include <linux/smp_lock.h> +#include <linux/miscdevice.h> #include <asm/uaccess.h> #include <asm/irq.h> #include <asm/pgtable.h> @@ -117,24 +118,39 @@ static struct file_operations mmapper_fops = { .release = mmapper_release, }; +static struct miscdevice mmapper_dev = { + .minor = MISC_DYNAMIC_MINOR, + .name = "mmapper", + .fops = &mmapper_fops +}; + static int __init mmapper_init(void) { + int err; + printk(KERN_INFO "Mapper v0.1\n"); v_buf = (char *) find_iomem("mmapper", &mmapper_size); if(mmapper_size == 0){ printk(KERN_ERR "mmapper_init - find_iomem failed\n"); - return(0); + goto out; } - p_buf = __pa(v_buf); + err = misc_register(&mmapper_dev); + if(err){ + printk(KERN_ERR "mmapper - misc_register failed, err = %d\n", + err); + goto out; + } - devfs_mk_cdev(MKDEV(30, 0), S_IFCHR|S_IRUGO|S_IWUGO, "mmapper"); - return(0); + p_buf = __pa(v_buf); +out: + return 0; } static void mmapper_exit(void) { + misc_deregister(&mmapper_dev); } module_init(mmapper_init); diff --git a/arch/um/drivers/net_user.c b/arch/um/drivers/net_user.c index 47229fe4a81..3730d4f1271 100644 --- a/arch/um/drivers/net_user.c +++ b/arch/um/drivers/net_user.c @@ -32,7 +32,7 @@ int tap_open_common(void *dev, char *gate_addr) return(0); } -void tap_check_ips(char *gate_addr, char *eth_addr) +void tap_check_ips(char *gate_addr, unsigned char *eth_addr) { int tap_addr[4]; diff --git a/arch/um/drivers/slip.h b/arch/um/drivers/slip.h index 495f2f1b142..d523618cd5a 100644 --- a/arch/um/drivers/slip.h +++ b/arch/um/drivers/slip.h @@ -12,8 +12,8 @@ struct slip_data { char *addr; char *gate_addr; int slave; - char ibuf[ENC_BUF_SIZE]; - char obuf[ENC_BUF_SIZE]; + unsigned char ibuf[ENC_BUF_SIZE]; + unsigned char obuf[ENC_BUF_SIZE]; int more; /* more data: do not read fd until ibuf has been drained */ int pos; int esc; diff --git a/arch/um/drivers/slip_proto.h b/arch/um/drivers/slip_proto.h index 7206361ace4..4c4d94a3310 100644 --- a/arch/um/drivers/slip_proto.h +++ b/arch/um/drivers/slip_proto.h @@ -12,7 +12,8 @@ #define SLIP_ESC_END 0334 /* ESC ESC_END means END 'data' */ #define SLIP_ESC_ESC 0335 /* ESC ESC_ESC means ESC 'data' */ -static inline int slip_unesc(unsigned char c,char *buf,int *pos, int *esc) +static inline int slip_unesc(unsigned char c, unsigned char *buf, int *pos, + int *esc) { int ret; diff --git a/arch/um/drivers/slirp.h b/arch/um/drivers/slirp.h index 04e407d1e44..afa4e30284f 100644 --- a/arch/um/drivers/slirp.h +++ b/arch/um/drivers/slirp.h @@ -24,8 +24,8 @@ struct slirp_data { struct arg_list_dummy_wrapper argw; int pid; int slave; - char ibuf[ENC_BUF_SIZE]; - char obuf[ENC_BUF_SIZE]; + unsigned char ibuf[ENC_BUF_SIZE]; + unsigned char obuf[ENC_BUF_SIZE]; int more; /* more data: do not read fd until ibuf has been drained */ int pos; int esc; diff --git a/arch/um/drivers/stderr_console.c b/arch/um/drivers/stderr_console.c index 98565b53d17..429ae8e6c7e 100644 --- a/arch/um/drivers/stderr_console.c +++ b/arch/um/drivers/stderr_console.c @@ -22,9 +22,9 @@ static void stderr_console_write(struct console *console, const char *string, } static struct console stderr_console = { - .name "stderr", - .write stderr_console_write, - .flags CON_PRINTBUFFER, + .name = "stderr", + .write = stderr_console_write, + .flags = CON_PRINTBUFFER, }; static int __init stderr_console_init(void) diff --git a/arch/um/include/mconsole.h b/arch/um/include/mconsole.h index 9fbe3083fdd..cfa368e045a 100644 --- a/arch/um/include/mconsole.h +++ b/arch/um/include/mconsole.h @@ -56,7 +56,7 @@ struct mc_request int as_interrupt; int originating_fd; - int originlen; + unsigned int originlen; unsigned char origin[128]; /* sockaddr_un */ struct mconsole_request request; diff --git a/arch/um/include/net_user.h b/arch/um/include/net_user.h index 36807b796e9..89885a77a77 100644 --- a/arch/um/include/net_user.h +++ b/arch/um/include/net_user.h @@ -35,7 +35,7 @@ extern void *get_output_buffer(int *len_out); extern void free_output_buffer(void *buffer); extern int tap_open_common(void *dev, char *gate_addr); -extern void tap_check_ips(char *gate_addr, char *eth_addr); +extern void tap_check_ips(char *gate_addr, unsigned char *eth_addr); extern void read_output(int fd, char *output_out, int len); diff --git a/arch/um/include/os.h b/arch/um/include/os.h index d246d5a2460..881d2988d2d 100644 --- a/arch/um/include/os.h +++ b/arch/um/include/os.h @@ -136,7 +136,7 @@ extern int os_seek_file(int fd, __u64 offset); extern int os_open_file(char *file, struct openflags flags, int mode); extern int os_read_file(int fd, void *buf, int len); extern int os_write_file(int fd, const void *buf, int count); -extern int os_file_size(char *file, long long *size_out); +extern int os_file_size(char *file, unsigned long long *size_out); extern int os_file_modtime(char *file, unsigned long *modtime); extern int os_pipe(int *fd, int stream, int close_on_exec); extern int os_set_fd_async(int fd, int owner); diff --git a/arch/um/include/user_util.h b/arch/um/include/user_util.h index b8c5b8a9525..7b6a24dfd30 100644 --- a/arch/um/include/user_util.h +++ b/arch/um/include/user_util.h @@ -41,9 +41,6 @@ extern unsigned long highmem; extern char host_info[]; extern char saved_command_line[]; -extern char command_line[]; - -extern char *tempdir; extern unsigned long _stext, _etext, _sdata, _edata, __bss_start, _end; extern unsigned long _unprotected_end; diff --git a/arch/um/kernel/skas/process_kern.c b/arch/um/kernel/skas/process_kern.c index ab5d3271da0..fc71ef29578 100644 --- a/arch/um/kernel/skas/process_kern.c +++ b/arch/um/kernel/skas/process_kern.c @@ -68,8 +68,11 @@ void new_thread_handler(int sig) * 0 if it just exits */ n = run_kernel_thread(fn, arg, ¤t->thread.exec_buf); - if(n == 1) + if(n == 1){ + /* Handle any immediate reschedules or signals */ + interrupt_end(); userspace(¤t->thread.regs.regs); + } else do_exit(0); } @@ -96,6 +99,8 @@ void fork_handler(int sig) schedule_tail(current->thread.prev_sched); current->thread.prev_sched = NULL; + /* Handle any immediate reschedules or signals */ + interrupt_end(); userspace(¤t->thread.regs.regs); } diff --git a/arch/um/os-Linux/elf_aux.c b/arch/um/os-Linux/elf_aux.c index 9aee0b62ebc..f0d6060e3e5 100644 --- a/arch/um/os-Linux/elf_aux.c +++ b/arch/um/os-Linux/elf_aux.c @@ -45,7 +45,11 @@ __init void scan_elf_aux( char **envp) elf_aux_hwcap = auxv->a_un.a_val; break; case AT_PLATFORM: - elf_aux_platform = auxv->a_un.a_ptr; + /* elf.h removed the pointer elements from + * a_un, so we have to use a_val, which is + * all that's left. + */ + elf_aux_platform = (char *) auxv->a_un.a_val; break; case AT_PAGESZ: page_size = auxv->a_un.a_val; diff --git a/arch/um/os-Linux/file.c b/arch/um/os-Linux/file.c index 77d4066d1af..fd45bb26090 100644 --- a/arch/um/os-Linux/file.c +++ b/arch/um/os-Linux/file.c @@ -363,7 +363,7 @@ int os_write_file(int fd, const void *buf, int len) (int (*)(int, void *, int)) write, copy_to_user_proc)); } -int os_file_size(char *file, long long *size_out) +int os_file_size(char *file, unsigned long long *size_out) { struct uml_stat buf; int err; diff --git a/arch/x86_64/kernel/aperture.c b/arch/x86_64/kernel/aperture.c index a491f72cc96..504e6347499 100644 --- a/arch/x86_64/kernel/aperture.c +++ b/arch/x86_64/kernel/aperture.c @@ -33,12 +33,10 @@ int fallback_aper_force __initdata = 0; int fix_aperture __initdata = 1; -#define NB_ID_3 (PCI_VENDOR_ID_AMD | (0x1103<<16)) +/* This code runs before the PCI subsystem is initialized, so just + access the northbridge directly. */ -static struct resource aper_res = { - .name = "Aperture", - .flags = IORESOURCE_MEM, -}; +#define NB_ID_3 (PCI_VENDOR_ID_AMD | (0x1103<<16)) static u32 __init allocate_aperture(void) { @@ -55,24 +53,11 @@ static u32 __init allocate_aperture(void) aper_size = (32 * 1024 * 1024) << fallback_aper_order; /* - * Aperture has to be naturally aligned. This means an 2GB - * aperture won't have much chances to find a place in the - * lower 4GB of memory. Unfortunately we cannot move it up - * because that would make the IOMMU useless. + * Aperture has to be naturally aligned. This means an 2GB aperture won't + * have much chances to find a place in the lower 4GB of memory. + * Unfortunately we cannot move it up because that would make the + * IOMMU useless. */ - - /* First try to find some free unused space */ - if (!allocate_resource(&iomem_resource, &aper_res, - aper_size, - 0, 0xffffffff, - aper_size, - NULL, NULL)) { - printk(KERN_INFO "Putting aperture at %lx-%lx\n", - aper_res.start, aper_res.end); - return aper_res.start; - } - - /* No free space found. Go on to waste some memory... */ p = __alloc_bootmem_node(nd0, aper_size, aper_size, 0); if (!p || __pa(p)+aper_size > 0xffffffff) { printk("Cannot allocate aperture memory hole (%p,%uK)\n", @@ -81,7 +66,7 @@ static u32 __init allocate_aperture(void) free_bootmem_node(nd0, (unsigned long)p, aper_size); return 0; } - printk("Mapping aperture over %d KB of precious RAM @ %lx\n", + printk("Mapping aperture over %d KB of RAM @ %lx\n", aper_size >> 10, __pa(p)); return (u32)__pa(p); } @@ -102,16 +87,10 @@ static int __init aperture_valid(char *name, u64 aper_base, u32 aper_size) printk("Aperture from %s pointing to e820 RAM. Ignoring.\n",name); return 0; } - /* Don't check the resource here because the aperture is usually - in an e820 reserved area, and we allocated these earlier. */ return 1; } -/* - * Find a PCI capability. - * This code runs before the PCI subsystem is initialized, so just - * access the northbridge directly. - */ +/* Find a PCI capability */ static __u32 __init find_cap(int num, int slot, int func, int cap) { u8 pos; @@ -276,6 +255,8 @@ void __init iommu_hole_init(void) fallback_aper_force) { printk("Your BIOS doesn't leave a aperture memory hole\n"); printk("Please enable the IOMMU option in the BIOS setup\n"); + printk("This costs you %d MB of RAM\n", + 32 << fallback_aper_order); aper_order = fallback_aper_order; aper_alloc = allocate_aperture(); diff --git a/drivers/block/ub.c b/drivers/block/ub.c index adc4dcc306f..19c5e59bcfa 100644 --- a/drivers/block/ub.c +++ b/drivers/block/ub.c @@ -51,7 +51,7 @@ * This many LUNs per USB device. * Every one of them takes a host, see UB_MAX_HOSTS. */ -#define UB_MAX_LUNS 4 +#define UB_MAX_LUNS 9 /* */ @@ -2100,7 +2100,7 @@ static int ub_probe(struct usb_interface *intf, nluns = rc; break; } - mdelay(100); + msleep(100); } for (i = 0; i < nluns; i++) { diff --git a/drivers/char/agp/agp.h b/drivers/char/agp/agp.h index ad9c11391d8..c1fe013c64f 100644 --- a/drivers/char/agp/agp.h +++ b/drivers/char/agp/agp.h @@ -278,6 +278,8 @@ void agp3_generic_cleanup(void); #define AGP_GENERIC_SIZES_ENTRIES 11 extern struct aper_size_info_16 agp3_generic_sizes[]; +#define virt_to_gart(x) (phys_to_gart(virt_to_phys(x))) +#define gart_to_virt(x) (phys_to_virt(gart_to_phys(x))) extern int agp_off; extern int agp_try_unsupported_boot; diff --git a/drivers/char/agp/ali-agp.c b/drivers/char/agp/ali-agp.c index 0212febda65..9c9c9c2247c 100644 --- a/drivers/char/agp/ali-agp.c +++ b/drivers/char/agp/ali-agp.c @@ -150,7 +150,7 @@ static void *m1541_alloc_page(struct agp_bridge_data *bridge) pci_read_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL, &temp); pci_write_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL, (((temp & ALI_CACHE_FLUSH_ADDR_MASK) | - virt_to_phys(addr)) | ALI_CACHE_FLUSH_EN )); + virt_to_gart(addr)) | ALI_CACHE_FLUSH_EN )); return addr; } @@ -174,7 +174,7 @@ static void m1541_destroy_page(void * addr) pci_read_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL, &temp); pci_write_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL, (((temp & ALI_CACHE_FLUSH_ADDR_MASK) | - virt_to_phys(addr)) | ALI_CACHE_FLUSH_EN)); + virt_to_gart(addr)) | ALI_CACHE_FLUSH_EN)); agp_generic_destroy_page(addr); } diff --git a/drivers/char/agp/amd-k7-agp.c b/drivers/char/agp/amd-k7-agp.c index e62a3c2c44a..3a41672e4d6 100644 --- a/drivers/char/agp/amd-k7-agp.c +++ b/drivers/char/agp/amd-k7-agp.c @@ -43,7 +43,7 @@ static int amd_create_page_map(struct amd_page_map *page_map) SetPageReserved(virt_to_page(page_map->real)); global_cache_flush(); - page_map->remapped = ioremap_nocache(virt_to_phys(page_map->real), + page_map->remapped = ioremap_nocache(virt_to_gart(page_map->real), PAGE_SIZE); if (page_map->remapped == NULL) { ClearPageReserved(virt_to_page(page_map->real)); @@ -154,7 +154,7 @@ static int amd_create_gatt_table(struct agp_bridge_data *bridge) agp_bridge->gatt_table_real = (u32 *)page_dir.real; agp_bridge->gatt_table = (u32 __iomem *)page_dir.remapped; - agp_bridge->gatt_bus_addr = virt_to_phys(page_dir.real); + agp_bridge->gatt_bus_addr = virt_to_gart(page_dir.real); /* Get the address for the gart region. * This is a bus address even on the alpha, b/c its @@ -167,7 +167,7 @@ static int amd_create_gatt_table(struct agp_bridge_data *bridge) /* Calculate the agp offset */ for (i = 0; i < value->num_entries / 1024; i++, addr += 0x00400000) { - writel(virt_to_phys(amd_irongate_private.gatt_pages[i]->real) | 1, + writel(virt_to_gart(amd_irongate_private.gatt_pages[i]->real) | 1, page_dir.remapped+GET_PAGE_DIR_OFF(addr)); readl(page_dir.remapped+GET_PAGE_DIR_OFF(addr)); /* PCI Posting. */ } diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c index 399c042f68f..1407945a589 100644 --- a/drivers/char/agp/amd64-agp.c +++ b/drivers/char/agp/amd64-agp.c @@ -219,7 +219,7 @@ static struct aper_size_info_32 amd_8151_sizes[7] = static int amd_8151_configure(void) { - unsigned long gatt_bus = virt_to_phys(agp_bridge->gatt_table_real); + unsigned long gatt_bus = virt_to_gart(agp_bridge->gatt_table_real); /* Configure AGP regs in each x86-64 host bridge. */ for_each_nb() { @@ -591,7 +591,7 @@ static void __devexit agp_amd64_remove(struct pci_dev *pdev) { struct agp_bridge_data *bridge = pci_get_drvdata(pdev); - release_mem_region(virt_to_phys(bridge->gatt_table_real), + release_mem_region(virt_to_gart(bridge->gatt_table_real), amd64_aperture_sizes[bridge->aperture_size_idx].size); agp_remove_bridge(bridge); agp_put_bridge(bridge); diff --git a/drivers/char/agp/ati-agp.c b/drivers/char/agp/ati-agp.c index a65f8827c28..e572ced9100 100644 --- a/drivers/char/agp/ati-agp.c +++ b/drivers/char/agp/ati-agp.c @@ -61,7 +61,7 @@ static int ati_create_page_map(ati_page_map *page_map) SetPageReserved(virt_to_page(page_map->real)); err = map_page_into_agp(virt_to_page(page_map->real)); - page_map->remapped = ioremap_nocache(virt_to_phys(page_map->real), + page_map->remapped = ioremap_nocache(virt_to_gart(page_map->real), PAGE_SIZE); if (page_map->remapped == NULL || err) { ClearPageReserved(virt_to_page(page_map->real)); @@ -343,7 +343,7 @@ static int ati_create_gatt_table(struct agp_bridge_data *bridge) agp_bridge->gatt_table_real = (u32 *)page_dir.real; agp_bridge->gatt_table = (u32 __iomem *) page_dir.remapped; - agp_bridge->gatt_bus_addr = virt_to_bus(page_dir.real); + agp_bridge->gatt_bus_addr = virt_to_gart(page_dir.real); /* Write out the size register */ current_size = A_SIZE_LVL2(agp_bridge->current_size); @@ -373,7 +373,7 @@ static int ati_create_gatt_table(struct agp_bridge_data *bridge) /* Calculate the agp offset */ for(i = 0; i < value->num_entries / 1024; i++, addr += 0x00400000) { - writel(virt_to_bus(ati_generic_private.gatt_pages[i]->real) | 1, + writel(virt_to_gart(ati_generic_private.gatt_pages[i]->real) | 1, page_dir.remapped+GET_PAGE_DIR_OFF(addr)); readl(page_dir.remapped+GET_PAGE_DIR_OFF(addr)); /* PCI Posting. */ } diff --git a/drivers/char/agp/backend.c b/drivers/char/agp/backend.c index 2f3dfb63bdc..4d4e602fdc7 100644 --- a/drivers/char/agp/backend.c +++ b/drivers/char/agp/backend.c @@ -148,7 +148,7 @@ static int agp_backend_initialize(struct agp_bridge_data *bridge) return -ENOMEM; } - bridge->scratch_page_real = virt_to_phys(addr); + bridge->scratch_page_real = virt_to_gart(addr); bridge->scratch_page = bridge->driver->mask_memory(bridge, bridge->scratch_page_real, 0); } @@ -189,7 +189,7 @@ static int agp_backend_initialize(struct agp_bridge_data *bridge) err_out: if (bridge->driver->needs_scratch_page) bridge->driver->agp_destroy_page( - phys_to_virt(bridge->scratch_page_real)); + gart_to_virt(bridge->scratch_page_real)); if (got_gatt) bridge->driver->free_gatt_table(bridge); if (got_keylist) { @@ -214,7 +214,7 @@ static void agp_backend_cleanup(struct agp_bridge_data *bridge) if (bridge->driver->agp_destroy_page && bridge->driver->needs_scratch_page) bridge->driver->agp_destroy_page( - phys_to_virt(bridge->scratch_page_real)); + gart_to_virt(bridge->scratch_page_real)); } /* When we remove the global variable agp_bridge from all drivers diff --git a/drivers/char/agp/efficeon-agp.c b/drivers/char/agp/efficeon-agp.c index 1383c3165ea..ac19fdcd21c 100644 --- a/drivers/char/agp/efficeon-agp.c +++ b/drivers/char/agp/efficeon-agp.c @@ -219,7 +219,7 @@ static int efficeon_create_gatt_table(struct agp_bridge_data *bridge) efficeon_private.l1_table[index] = page; - value = __pa(page) | pati | present | index; + value = virt_to_gart(page) | pati | present | index; pci_write_config_dword(agp_bridge->dev, EFFICEON_ATTPAGE, value); diff --git a/drivers/char/agp/generic.c b/drivers/char/agp/generic.c index c321a924e38..f0079e991bd 100644 --- a/drivers/char/agp/generic.c +++ b/drivers/char/agp/generic.c @@ -153,7 +153,7 @@ void agp_free_memory(struct agp_memory *curr) } if (curr->page_count != 0) { for (i = 0; i < curr->page_count; i++) { - curr->bridge->driver->agp_destroy_page(phys_to_virt(curr->memory[i])); + curr->bridge->driver->agp_destroy_page(gart_to_virt(curr->memory[i])); } } agp_free_key(curr->key); @@ -209,7 +209,7 @@ struct agp_memory *agp_allocate_memory(struct agp_bridge_data *bridge, agp_free_memory(new); return NULL; } - new->memory[i] = virt_to_phys(addr); + new->memory[i] = virt_to_gart(addr); new->page_count++; } new->bridge = bridge; @@ -295,19 +295,6 @@ int agp_num_entries(void) EXPORT_SYMBOL_GPL(agp_num_entries); -static int check_bridge_mode(struct pci_dev *dev) -{ - u32 agp3; - u8 cap_ptr; - - cap_ptr = pci_find_capability(dev, PCI_CAP_ID_AGP); - pci_read_config_dword(dev, cap_ptr+AGPSTAT, &agp3); - if (agp3 & AGPSTAT_MODE_3_0) - return 1; - return 0; -} - - /** * agp_copy_info - copy bridge state information * @@ -328,7 +315,7 @@ int agp_copy_info(struct agp_bridge_data *bridge, struct agp_kern_info *info) info->version.minor = bridge->version->minor; info->chipset = SUPPORTED; info->device = bridge->dev; - if (check_bridge_mode(bridge->dev)) + if (bridge->mode & AGPSTAT_MODE_3_0) info->mode = bridge->mode & ~AGP3_RESERVED_MASK; else info->mode = bridge->mode & ~AGP2_RESERVED_MASK; @@ -661,7 +648,7 @@ u32 agp_collect_device_status(struct agp_bridge_data *bridge, u32 requested_mode bridge_agpstat &= ~AGPSTAT_FW; /* Check to see if we are operating in 3.0 mode */ - if (check_bridge_mode(agp_bridge->dev)) + if (agp_bridge->mode & AGPSTAT_MODE_3_0) agp_v3_parse_one(&requested_mode, &bridge_agpstat, &vga_agpstat); else agp_v2_parse_one(&requested_mode, &bridge_agpstat, &vga_agpstat); @@ -732,7 +719,7 @@ void agp_generic_enable(struct agp_bridge_data *bridge, u32 requested_mode) /* Do AGP version specific frobbing. */ if (bridge->major_version >= 3) { - if (check_bridge_mode(bridge->dev)) { + if (bridge->mode & AGPSTAT_MODE_3_0) { /* If we have 3.5, we can do the isoch stuff. */ if (bridge->minor_version >= 5) agp_3_5_enable(bridge); @@ -806,8 +793,7 @@ int agp_generic_create_gatt_table(struct agp_bridge_data *bridge) break; } - table = (char *) __get_free_pages(GFP_KERNEL, - page_order); + table = alloc_gatt_pages(page_order); if (table == NULL) { i++; @@ -838,7 +824,7 @@ int agp_generic_create_gatt_table(struct agp_bridge_data *bridge) size = ((struct aper_size_info_fixed *) temp)->size; page_order = ((struct aper_size_info_fixed *) temp)->page_order; num_entries = ((struct aper_size_info_fixed *) temp)->num_entries; - table = (char *) __get_free_pages(GFP_KERNEL, page_order); + table = alloc_gatt_pages(page_order); } if (table == NULL) @@ -853,7 +839,7 @@ int agp_generic_create_gatt_table(struct agp_bridge_data *bridge) agp_gatt_table = (void *)table; bridge->driver->cache_flush(); - bridge->gatt_table = ioremap_nocache(virt_to_phys(table), + bridge->gatt_table = ioremap_nocache(virt_to_gart(table), (PAGE_SIZE * (1 << page_order))); bridge->driver->cache_flush(); @@ -861,11 +847,11 @@ int agp_generic_create_gatt_table(struct agp_bridge_data *bridge) for (page = virt_to_page(table); page <= virt_to_page(table_end); page++) ClearPageReserved(page); - free_pages((unsigned long) table, page_order); + free_gatt_pages(table, page_order); return -ENOMEM; } - bridge->gatt_bus_addr = virt_to_phys(bridge->gatt_table_real); + bridge->gatt_bus_addr = virt_to_gart(bridge->gatt_table_real); /* AK: bogus, should encode addresses > 4GB */ for (i = 0; i < num_entries; i++) { @@ -919,7 +905,7 @@ int agp_generic_free_gatt_table(struct agp_bridge_data *bridge) for (page = virt_to_page(table); page <= virt_to_page(table_end); page++) ClearPageReserved(page); - free_pages((unsigned long) bridge->gatt_table_real, page_order); + free_gatt_pages(bridge->gatt_table_real, page_order); agp_gatt_table = NULL; bridge->gatt_table = NULL; diff --git a/drivers/char/agp/hp-agp.c b/drivers/char/agp/hp-agp.c index 6052bfa04c7..99762b6c19a 100644 --- a/drivers/char/agp/hp-agp.c +++ b/drivers/char/agp/hp-agp.c @@ -110,7 +110,7 @@ static int __init hp_zx1_ioc_shared(void) hp->gart_size = HP_ZX1_GART_SIZE; hp->gatt_entries = hp->gart_size / hp->io_page_size; - hp->io_pdir = phys_to_virt(readq(hp->ioc_regs+HP_ZX1_PDIR_BASE)); + hp->io_pdir = gart_to_virt(readq(hp->ioc_regs+HP_ZX1_PDIR_BASE)); hp->gatt = &hp->io_pdir[HP_ZX1_IOVA_TO_PDIR(hp->gart_base)]; if (hp->gatt[0] != HP_ZX1_SBA_IOMMU_COOKIE) { @@ -248,7 +248,7 @@ hp_zx1_configure (void) agp_bridge->mode = readl(hp->lba_regs+hp->lba_cap_offset+PCI_AGP_STATUS); if (hp->io_pdir_owner) { - writel(virt_to_phys(hp->io_pdir), hp->ioc_regs+HP_ZX1_PDIR_BASE); + writel(virt_to_gart(hp->io_pdir), hp->ioc_regs+HP_ZX1_PDIR_BASE); readl(hp->ioc_regs+HP_ZX1_PDIR_BASE); writel(hp->io_tlb_ps, hp->ioc_regs+HP_ZX1_TCNFG); readl(hp->ioc_regs+HP_ZX1_TCNFG); diff --git a/drivers/char/agp/i460-agp.c b/drivers/char/agp/i460-agp.c index adbea896c0d..94943298c03 100644 --- a/drivers/char/agp/i460-agp.c +++ b/drivers/char/agp/i460-agp.c @@ -372,7 +372,7 @@ static int i460_alloc_large_page (struct lp_desc *lp) } memset(lp->alloced_map, 0, map_size); - lp->paddr = virt_to_phys(lpage); + lp->paddr = virt_to_gart(lpage); lp->refcount = 0; atomic_add(I460_KPAGES_PER_IOPAGE, &agp_bridge->current_memory_agp); return 0; @@ -383,7 +383,7 @@ static void i460_free_large_page (struct lp_desc *lp) kfree(lp->alloced_map); lp->alloced_map = NULL; - free_pages((unsigned long) phys_to_virt(lp->paddr), I460_IO_PAGE_SHIFT - PAGE_SHIFT); + free_pages((unsigned long) gart_to_virt(lp->paddr), I460_IO_PAGE_SHIFT - PAGE_SHIFT); atomic_sub(I460_KPAGES_PER_IOPAGE, &agp_bridge->current_memory_agp); } diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c index 8c7d727432b..51266d6b4d7 100644 --- a/drivers/char/agp/intel-agp.c +++ b/drivers/char/agp/intel-agp.c @@ -286,7 +286,7 @@ static struct agp_memory *alloc_agpphysmem_i8xx(size_t pg_count, int type) if (new == NULL) return NULL; - new->memory[0] = virt_to_phys(addr); + new->memory[0] = virt_to_gart(addr); if (pg_count == 4) { /* kludge to get 4 physical pages for ARGB cursor */ new->memory[1] = new->memory[0] + PAGE_SIZE; @@ -329,10 +329,10 @@ static void intel_i810_free_by_type(struct agp_memory *curr) agp_free_key(curr->key); if(curr->type == AGP_PHYS_MEMORY) { if (curr->page_count == 4) - i8xx_destroy_pages(phys_to_virt(curr->memory[0])); + i8xx_destroy_pages(gart_to_virt(curr->memory[0])); else agp_bridge->driver->agp_destroy_page( - phys_to_virt(curr->memory[0])); + gart_to_virt(curr->memory[0])); vfree(curr->memory); } kfree(curr); @@ -418,7 +418,8 @@ static void intel_i830_init_gtt_entries(void) case I915_GMCH_GMS_STOLEN_48M: /* Check it's really I915G */ if (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915G_HB || - agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915GM_HB) + agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915GM_HB || + agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82945G_HB) gtt_entries = MB(48) - KB(size); else gtt_entries = 0; @@ -426,7 +427,8 @@ static void intel_i830_init_gtt_entries(void) case I915_GMCH_GMS_STOLEN_64M: /* Check it's really I915G */ if (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915G_HB || - agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915GM_HB) + agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915GM_HB || + agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82945G_HB) gtt_entries = MB(64) - KB(size); else gtt_entries = 0; @@ -1662,6 +1664,14 @@ static int __devinit agp_intel_probe(struct pci_dev *pdev, } name = "915GM"; break; + case PCI_DEVICE_ID_INTEL_82945G_HB: + if (find_i830(PCI_DEVICE_ID_INTEL_82945G_IG)) { + bridge->driver = &intel_915_driver; + } else { + bridge->driver = &intel_845_driver; + } + name = "945G"; + break; case PCI_DEVICE_ID_INTEL_7505_0: bridge->driver = &intel_7505_driver; name = "E7505"; @@ -1801,6 +1811,7 @@ static struct pci_device_id agp_intel_pci_table[] = { ID(PCI_DEVICE_ID_INTEL_7205_0), ID(PCI_DEVICE_ID_INTEL_82915G_HB), ID(PCI_DEVICE_ID_INTEL_82915GM_HB), + ID(PCI_DEVICE_ID_INTEL_82945G_HB), { } }; diff --git a/drivers/char/agp/sgi-agp.c b/drivers/char/agp/sgi-agp.c index 4b3eda26797..d3aa159c9de 100644 --- a/drivers/char/agp/sgi-agp.c +++ b/drivers/char/agp/sgi-agp.c @@ -133,11 +133,14 @@ static int sgi_tioca_insert_memory(struct agp_memory *mem, off_t pg_start, off_t j; void *temp; struct agp_bridge_data *bridge; + u64 *table; bridge = mem->bridge; if (!bridge) return -EINVAL; + table = (u64 *)bridge->gatt_table; + temp = bridge->current_size; switch (bridge->driver->size_type) { @@ -175,7 +178,7 @@ static int sgi_tioca_insert_memory(struct agp_memory *mem, off_t pg_start, j = pg_start; while (j < (pg_start + mem->page_count)) { - if (*(bridge->gatt_table + j)) + if (table[j]) return -EBUSY; j++; } @@ -186,7 +189,7 @@ static int sgi_tioca_insert_memory(struct agp_memory *mem, off_t pg_start, } for (i = 0, j = pg_start; i < mem->page_count; i++, j++) { - *(bridge->gatt_table + j) = + table[j] = bridge->driver->mask_memory(bridge, mem->memory[i], mem->type); } @@ -200,6 +203,7 @@ static int sgi_tioca_remove_memory(struct agp_memory *mem, off_t pg_start, { size_t i; struct agp_bridge_data *bridge; + u64 *table; bridge = mem->bridge; if (!bridge) @@ -209,8 +213,10 @@ static int sgi_tioca_remove_memory(struct agp_memory *mem, off_t pg_start, return -EINVAL; } + table = (u64 *)bridge->gatt_table; + for (i = pg_start; i < (mem->page_count + pg_start); i++) { - *(bridge->gatt_table + i) = 0; + table[i] = 0; } bridge->driver->tlb_flush(mem); diff --git a/drivers/char/agp/sworks-agp.c b/drivers/char/agp/sworks-agp.c index 10c23302dd8..a9fb12c20eb 100644 --- a/drivers/char/agp/sworks-agp.c +++ b/drivers/char/agp/sworks-agp.c @@ -51,7 +51,7 @@ static int serverworks_create_page_map(struct serverworks_page_map *page_map) } SetPageReserved(virt_to_page(page_map->real)); global_cache_flush(); - page_map->remapped = ioremap_nocache(virt_to_phys(page_map->real), + page_map->remapped = ioremap_nocache(virt_to_gart(page_map->real), PAGE_SIZE); if (page_map->remapped == NULL) { ClearPageReserved(virt_to_page(page_map->real)); @@ -162,7 +162,7 @@ static int serverworks_create_gatt_table(struct agp_bridge_data *bridge) /* Create a fake scratch directory */ for(i = 0; i < 1024; i++) { writel(agp_bridge->scratch_page, serverworks_private.scratch_dir.remapped+i); - writel(virt_to_phys(serverworks_private.scratch_dir.real) | 1, page_dir.remapped+i); + writel(virt_to_gart(serverworks_private.scratch_dir.real) | 1, page_dir.remapped+i); } retval = serverworks_create_gatt_pages(value->num_entries / 1024); @@ -174,7 +174,7 @@ static int serverworks_create_gatt_table(struct agp_bridge_data *bridge) agp_bridge->gatt_table_real = (u32 *)page_dir.real; agp_bridge->gatt_table = (u32 __iomem *)page_dir.remapped; - agp_bridge->gatt_bus_addr = virt_to_phys(page_dir.real); + agp_bridge->gatt_bus_addr = virt_to_gart(page_dir.real); /* Get the address for the gart region. * This is a bus address even on the alpha, b/c its @@ -187,7 +187,7 @@ static int serverworks_create_gatt_table(struct agp_bridge_data *bridge) /* Calculate the agp offset */ for(i = 0; i < value->num_entries / 1024; i++) - writel(virt_to_phys(serverworks_private.gatt_pages[i]->real)|1, page_dir.remapped+i); + writel(virt_to_gart(serverworks_private.gatt_pages[i]->real)|1, page_dir.remapped+i); return 0; } diff --git a/drivers/char/agp/uninorth-agp.c b/drivers/char/agp/uninorth-agp.c index a673971f2a9..c8255312b8c 100644 --- a/drivers/char/agp/uninorth-agp.c +++ b/drivers/char/agp/uninorth-agp.c @@ -407,7 +407,7 @@ static int uninorth_create_gatt_table(struct agp_bridge_data *bridge) bridge->gatt_table_real = (u32 *) table; bridge->gatt_table = (u32 *)table; - bridge->gatt_bus_addr = virt_to_phys(table); + bridge->gatt_bus_addr = virt_to_gart(table); for (i = 0; i < num_entries; i++) bridge->gatt_table[i] = 0; diff --git a/drivers/char/drm/drm_pciids.h b/drivers/char/drm/drm_pciids.h index 54a2914e3a3..11c6950158b 100644 --- a/drivers/char/drm/drm_pciids.h +++ b/drivers/char/drm/drm_pciids.h @@ -220,5 +220,6 @@ {0x8086, 0x2572, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ {0x8086, 0x2582, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ {0x8086, 0x2592, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ + {0x8086, 0x2772, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ {0, 0, 0} diff --git a/drivers/char/drm/radeon_irq.c b/drivers/char/drm/radeon_irq.c index 5b18bee6492..cd25f28e26a 100644 --- a/drivers/char/drm/radeon_irq.c +++ b/drivers/char/drm/radeon_irq.c @@ -123,11 +123,6 @@ static int radeon_wait_irq(drm_device_t *dev, int swi_nr) dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE; - /* This is a hack to work around mysterious freezes on certain - * systems: - */ - radeon_acknowledge_irqs( dev_priv ); - DRM_WAIT_ON( ret, dev_priv->swi_queue, 3 * DRM_HZ, RADEON_READ( RADEON_LAST_SWI_REG ) >= swi_nr ); diff --git a/drivers/char/mxser.c b/drivers/char/mxser.c index 7a245068e3e..f022f094443 100644 --- a/drivers/char/mxser.c +++ b/drivers/char/mxser.c @@ -1995,9 +1995,6 @@ static void mxser_receive_chars(struct mxser_struct *info, int *status) unsigned char ch, gdl; int ignored = 0; int cnt = 0; - unsigned char *cp; - char *fp; - int count; int recv_room; int max = 256; unsigned long flags; @@ -2011,10 +2008,6 @@ static void mxser_receive_chars(struct mxser_struct *info, int *status) //return; } - cp = tty->flip.char_buf; - fp = tty->flip.flag_buf; - count = 0; - // following add by Victor Yu. 09-02-2002 if (info->IsMoxaMustChipFlag != MOXA_OTHER_UART) { @@ -2041,12 +2034,10 @@ static void mxser_receive_chars(struct mxser_struct *info, int *status) } while (gdl--) { ch = inb(info->base + UART_RX); - count++; - *cp++ = ch; - *fp++ = 0; + tty_insert_flip_char(tty, ch, 0); cnt++; /* - if((count>=HI_WATER) && (info->stop_rx==0)){ + if((cnt>=HI_WATER) && (info->stop_rx==0)){ mxser_stoprx(tty); info->stop_rx=1; break; @@ -2061,7 +2052,7 @@ intr_old: if (max-- < 0) break; /* - if((count>=HI_WATER) && (info->stop_rx==0)){ + if((cnt>=HI_WATER) && (info->stop_rx==0)){ mxser_stoprx(tty); info->stop_rx=1; break; @@ -2078,36 +2069,33 @@ intr_old: if (++ignored > 100) break; } else { - count++; + char flag = 0; if (*status & UART_LSR_SPECIAL) { if (*status & UART_LSR_BI) { - *fp++ = TTY_BREAK; + flag = TTY_BREAK; /* added by casper 1/11/2000 */ info->icount.brk++; - /* */ if (info->flags & ASYNC_SAK) do_SAK(tty); } else if (*status & UART_LSR_PE) { - *fp++ = TTY_PARITY; + flag = TTY_PARITY; /* added by casper 1/11/2000 */ info->icount.parity++; /* */ } else if (*status & UART_LSR_FE) { - *fp++ = TTY_FRAME; + flag = TTY_FRAME; /* added by casper 1/11/2000 */ info->icount.frame++; /* */ } else if (*status & UART_LSR_OE) { - *fp++ = TTY_OVERRUN; + flag = TTY_OVERRUN; /* added by casper 1/11/2000 */ info->icount.overrun++; /* */ - } else - *fp++ = 0; - } else - *fp++ = 0; - *cp++ = ch; + } + } + tty_insert_flip_char(tty, ch, flag); cnt++; if (cnt >= recv_room) { if (!info->ldisc_stop_rx) { @@ -2132,13 +2120,13 @@ intr_old: // above add by Victor Yu. 09-02-2002 } while (*status & UART_LSR_DR); - end_intr: // add by Victor Yu. 09-02-2002 +end_intr: // add by Victor Yu. 09-02-2002 mxvar_log.rxcnt[info->port] += cnt; info->mon_data.rxcnt += cnt; info->mon_data.up_rxcnt += cnt; spin_unlock_irqrestore(&info->slock, flags); - + tty_flip_buffer_push(tty); } diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c index af0446c6de8..48fdf1e517c 100644 --- a/drivers/input/keyboard/atkbd.c +++ b/drivers/input/keyboard/atkbd.c @@ -54,7 +54,7 @@ static int atkbd_softraw = 1; module_param_named(softraw, atkbd_softraw, bool, 0); MODULE_PARM_DESC(softraw, "Use software generated rawmode"); -static int atkbd_scroll = 1; +static int atkbd_scroll = 0; module_param_named(scroll, atkbd_scroll, bool, 0); MODULE_PARM_DESC(scroll, "Enable scroll-wheel on MS Office and similar keyboards"); diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c index bb9f4044c74..b941ee22099 100644 --- a/drivers/macintosh/via-pmu.c +++ b/drivers/macintosh/via-pmu.c @@ -2593,6 +2593,9 @@ powerbook_sleep_Core99(void) /* Restore VIA */ restore_via_state(); + /* tweak LPJ before cpufreq is there */ + loops_per_jiffy *= 2; + /* Restore video */ pmac_call_early_video_resume(); @@ -2613,6 +2616,9 @@ powerbook_sleep_Core99(void) pmu_request(&req, NULL, 2, PMU_SET_INTR_MASK, pmu_intr_mask); pmu_wait_complete(&req); + /* Restore LPJ, cpufreq will adjust the cpu frequency */ + loops_per_jiffy /= 2; + pmac_wakeup_devices(); return 0; diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c index 1e97b3c12bd..0c1b8520ef8 100644 --- a/drivers/md/dm-mpath.c +++ b/drivers/md/dm-mpath.c @@ -985,6 +985,9 @@ static int do_end_io(struct multipath *m, struct bio *bio, if (!error) return 0; /* I/O complete */ + if ((error == -EWOULDBLOCK) && bio_rw_ahead(bio)) + return error; + spin_lock(&m->lock); if (!m->nr_valid_paths) { if (!m->queue_if_no_path || m->suspended) { diff --git a/drivers/net/irda/Kconfig b/drivers/net/irda/Kconfig index 1c553d7efdd..ca5914091d3 100644 --- a/drivers/net/irda/Kconfig +++ b/drivers/net/irda/Kconfig @@ -389,7 +389,7 @@ config VIA_FIR help Say Y here if you want to build support for the VIA VT8231 and VIA VT1211 IrDA controllers, found on the motherboards using - those those VIA chipsets. To use this controller, you will need + those VIA chipsets. To use this controller, you will need to plug a specific 5 pins FIR IrDA dongle in the specific motherboard connector. The driver provides support for SIR, MIR and FIR (4Mbps) speeds. diff --git a/drivers/net/iseries_veth.c b/drivers/net/iseries_veth.c index 13ed8dc1e91..55af32e9bf0 100644 --- a/drivers/net/iseries_veth.c +++ b/drivers/net/iseries_veth.c @@ -802,13 +802,14 @@ static void veth_tx_timeout(struct net_device *dev) spin_lock_irqsave(&port->pending_gate, flags); + if (!port->pending_lpmask) { + spin_unlock_irqrestore(&port->pending_gate, flags); + return; + } + printk(KERN_WARNING "%s: Tx timeout! Resetting lp connections: %08x\n", dev->name, port->pending_lpmask); - /* If we've timed out the queue must be stopped, which should - * only ever happen when there is a pending packet. */ - WARN_ON(! port->pending_lpmask); - for (i = 0; i < HVMAXARCHITECTEDLPS; i++) { struct veth_lpar_connection *cnx = veth_cnx[i]; diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index fc9b5cd957a..a0b8848049c 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -7,7 +7,12 @@ * Copyright (C) 2005 Broadcom Corporation. * * Firmware is: - * Copyright (C) 2000-2003 Broadcom Corporation. + * Derived from proprietary unpublished source code, + * Copyright (C) 2000-2003 Broadcom Corporation. + * + * Permission is hereby granted for the distribution of this firmware + * data in hexadecimal or equivalent format, provided this copyright + * notice is accompanying it. */ #include <linux/config.h> @@ -61,8 +66,8 @@ #define DRV_MODULE_NAME "tg3" #define PFX DRV_MODULE_NAME ": " -#define DRV_MODULE_VERSION "3.29" -#define DRV_MODULE_RELDATE "May 23, 2005" +#define DRV_MODULE_VERSION "3.31" +#define DRV_MODULE_RELDATE "June 8, 2005" #define TG3_DEF_MAC_MODE 0 #define TG3_DEF_RX_MODE 0 @@ -8555,6 +8560,16 @@ static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp) case NIC_SRAM_DATA_CFG_LED_MODE_MAC: tp->led_ctrl = LED_CTRL_MODE_MAC; + + /* Default to PHY_1_MODE if 0 (MAC_MODE) is + * read on some older 5700/5701 bootcode. + */ + if (GET_ASIC_REV(tp->pci_chip_rev_id) == + ASIC_REV_5700 || + GET_ASIC_REV(tp->pci_chip_rev_id) == + ASIC_REV_5701) + tp->led_ctrl = LED_CTRL_MODE_PHY_1; + break; case SHASTA_EXT_LED_SHARED: @@ -9680,10 +9695,24 @@ static int __devinit tg3_test_dma(struct tg3 *tp) } if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) != DMA_RWCTRL_WRITE_BNDRY_16) { + static struct pci_device_id dma_wait_state_chipsets[] = { + { PCI_DEVICE(PCI_VENDOR_ID_APPLE, + PCI_DEVICE_ID_APPLE_UNI_N_PCI15) }, + { }, + }; + /* DMA test passed without adjusting DMA boundary, - * just restore the calculated DMA boundary + * now look for chipsets that are known to expose the + * DMA bug without failing the test. */ - tp->dma_rwctrl = saved_dma_rwctrl; + if (pci_dev_present(dma_wait_state_chipsets)) { + tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK; + tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16; + } + else + /* Safe to use the calculated DMA boundary. */ + tp->dma_rwctrl = saved_dma_rwctrl; + tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl); } diff --git a/drivers/pci/hotplug/cpci_hotplug_core.c b/drivers/pci/hotplug/cpci_hotplug_core.c index 8132d946c38..30af105271a 100644 --- a/drivers/pci/hotplug/cpci_hotplug_core.c +++ b/drivers/pci/hotplug/cpci_hotplug_core.c @@ -217,6 +217,8 @@ static void release_slot(struct hotplug_slot *hotplug_slot) kfree(slot->hotplug_slot->info); kfree(slot->hotplug_slot->name); kfree(slot->hotplug_slot); + if (slot->dev) + pci_dev_put(slot->dev); kfree(slot); } diff --git a/drivers/pci/hotplug/cpci_hotplug_pci.c b/drivers/pci/hotplug/cpci_hotplug_pci.c index c878028ad21..225b5e551dd 100644 --- a/drivers/pci/hotplug/cpci_hotplug_pci.c +++ b/drivers/pci/hotplug/cpci_hotplug_pci.c @@ -315,9 +315,12 @@ int cpci_unconfigure_slot(struct slot* slot) PCI_DEVFN(PCI_SLOT(slot->devfn), i)); if (dev) { pci_remove_bus_device(dev); - slot->dev = NULL; + pci_dev_put(dev); } } + pci_dev_put(slot->dev); + slot->dev = NULL; + dbg("%s - exit", __FUNCTION__); return 0; } diff --git a/drivers/pci/pci.ids b/drivers/pci/pci.ids index 93481b41b61..1d2ef1e2ffc 100644 --- a/drivers/pci/pci.ids +++ b/drivers/pci/pci.ids @@ -7173,6 +7173,7 @@ 080f Sentry5 DDR/SDR RAM Controller 0811 Sentry5 External Interface Core 0816 BCM3302 Sentry5 MIPS32 CPU + 1600 NetXtreme BCM5752 Gigabit Ethernet PCI Express 1644 NetXtreme BCM5700 Gigabit Ethernet 1014 0277 Broadcom Vigil B5700 1000Base-T 1028 00d1 Broadcom BCM5700 diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 637e9493034..968033fd29f 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -456,21 +456,16 @@ static void __init quirk_amd_8131_ioapic(struct pci_dev *dev) } DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8131_APIC, quirk_amd_8131_ioapic ); +static void __init quirk_svw_msi(struct pci_dev *dev) +{ + pci_msi_quirk = 1; + printk(KERN_WARNING "PCI: MSI quirk detected. pci_msi_quirk set.\n"); +} +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_GCNB_LE, quirk_svw_msi ); #endif /* CONFIG_X86_IO_APIC */ /* - * Via 686A/B: The PCI_INTERRUPT_LINE register for the on-chip - * devices, USB0/1, AC97, MC97, and ACPI, has an unusual feature: - * when written, it makes an internal connection to the PIC. - * For these devices, this register is defined to be 4 bits wide. - * Normally this is fine. However for IO-APIC motherboards, or - * non-x86 architectures (yes Via exists on PPC among other places), - * we must mask the PCI_INTERRUPT_LINE value versus 0xf to get - * interrupts delivered properly. - */ - -/* * FIXME: it is questionable that quirk_via_acpi * is needed. It shows up as an ISA bridge, and does not * support the PCI_INTERRUPT_LINE register at all. Therefore @@ -492,28 +487,30 @@ static void __devinit quirk_via_acpi(struct pci_dev *d) DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C586_3, quirk_via_acpi ); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686_4, quirk_via_acpi ); -static void quirk_via_irqpic(struct pci_dev *dev) +/* + * Via 686A/B: The PCI_INTERRUPT_LINE register for the on-chip + * devices, USB0/1, AC97, MC97, and ACPI, has an unusual feature: + * when written, it makes an internal connection to the PIC. + * For these devices, this register is defined to be 4 bits wide. + * Normally this is fine. However for IO-APIC motherboards, or + * non-x86 architectures (yes Via exists on PPC among other places), + * we must mask the PCI_INTERRUPT_LINE value versus 0xf to get + * interrupts delivered properly. + */ +static void quirk_via_irq(struct pci_dev *dev) { u8 irq, new_irq; -#ifdef CONFIG_X86_IO_APIC - if (nr_ioapics && !skip_ioapic_setup) - return; -#endif -#ifdef CONFIG_ACPI - if (acpi_irq_model != ACPI_IRQ_MODEL_PIC) - return; -#endif new_irq = dev->irq & 0xf; pci_read_config_byte(dev, PCI_INTERRUPT_LINE, &irq); if (new_irq != irq) { - printk(KERN_INFO "PCI: Via PIC IRQ fixup for %s, from %d to %d\n", + printk(KERN_INFO "PCI: Via IRQ fixup for %s, from %d to %d\n", pci_name(dev), irq, new_irq); udelay(15); /* unknown if delay really needed */ pci_write_config_byte(dev, PCI_INTERRUPT_LINE, new_irq); } } -DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_ANY_ID, quirk_via_irqpic); +DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_ANY_ID, quirk_via_irq); /* * PIIX3 USB: We have to disable USB interrupts that are diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig index 1811cb24031..27fec8a5eb5 100644 --- a/drivers/scsi/Kconfig +++ b/drivers/scsi/Kconfig @@ -1752,7 +1752,7 @@ config SCSI_NCR53C7xx_FAST config SUN3_SCSI tristate "Sun3 NCR5380 SCSI" - depends on SUN3 && SCSI + depends on SUN3 && SCSI && BROKEN help This option will enable support for the OBIO (onboard io) NCR5380 SCSI controller found in the Sun 3/50 and 3/60, as well as for diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c index 21d194c6ace..9e58f134f68 100644 --- a/drivers/scsi/libata-core.c +++ b/drivers/scsi/libata-core.c @@ -2577,7 +2577,6 @@ static void __atapi_pio_bytes(struct ata_queued_cmd *qc, unsigned int bytes) next_sg: sg = &qc->sg[qc->cursg]; -next_page: page = sg->page; offset = sg->offset + qc->cursg_ofs; @@ -2585,6 +2584,7 @@ next_page: page = nth_page(page, (offset >> PAGE_SHIFT)); offset %= PAGE_SIZE; + /* don't overrun current sg */ count = min(sg->length - qc->cursg_ofs, bytes); /* don't cross page boundaries */ @@ -2609,8 +2609,6 @@ next_page: kunmap(page); if (bytes) { - if (qc->cursg_ofs < sg->length) - goto next_page; goto next_sg; } } diff --git a/drivers/scsi/sata_sil.c b/drivers/scsi/sata_sil.c index 238580d244e..49ed557a4b6 100644 --- a/drivers/scsi/sata_sil.c +++ b/drivers/scsi/sata_sil.c @@ -432,7 +432,13 @@ static int sil_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) writeb(cls, mmio_base + SIL_FIFO_R0); writeb(cls, mmio_base + SIL_FIFO_W0); writeb(cls, mmio_base + SIL_FIFO_R1); - writeb(cls, mmio_base + SIL_FIFO_W2); + writeb(cls, mmio_base + SIL_FIFO_W1); + if (ent->driver_data == sil_3114) { + writeb(cls, mmio_base + SIL_FIFO_R2); + writeb(cls, mmio_base + SIL_FIFO_W2); + writeb(cls, mmio_base + SIL_FIFO_R3); + writeb(cls, mmio_base + SIL_FIFO_W3); + } } else printk(KERN_WARNING DRV_NAME "(%s): cache line size not set. Driver may not function\n", pci_name(pdev)); diff --git a/drivers/serial/sa1100.c b/drivers/serial/sa1100.c index 22565a67a57..98641c3f5ab 100644 --- a/drivers/serial/sa1100.c +++ b/drivers/serial/sa1100.c @@ -197,7 +197,7 @@ static void sa1100_rx_chars(struct sa1100_port *sport, struct pt_regs *regs) { struct tty_struct *tty = sport->port.info->tty; - unsigned int status, ch, flg, ignored = 0; + unsigned int status, ch, flg; status = UTSR1_TO_SM(UART_GET_UTSR1(sport)) | UTSR0_TO_SM(UART_GET_UTSR0(sport)); diff --git a/drivers/usb/media/pwc/pwc-if.c b/drivers/usb/media/pwc/pwc-if.c index 5429ff3b975..b77e65c0365 100644 --- a/drivers/usb/media/pwc/pwc-if.c +++ b/drivers/usb/media/pwc/pwc-if.c @@ -332,10 +332,6 @@ static int pwc_allocate_buffers(struct pwc_device *pdev) #endif ; } - if (kbuf == NULL) { - Err("Failed to allocate decompress table.\n"); - return -ENOMEM; - } pdev->decompress_data = kbuf; /* Allocate image buffer; double buffer for mmap() */ diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 051c3a77b41..3bfcc7b9f86 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -264,7 +264,7 @@ /* * Version Information */ -#define DRIVER_VERSION "v1.4.1" +#define DRIVER_VERSION "v1.4.2" #define DRIVER_AUTHOR "Greg Kroah-Hartman <greg@kroah.com>, Bill Ryder <bryder@sgi.com>, Kuba Ober <kuba@mareimbrium.org>" #define DRIVER_DESC "USB FTDI Serial Converters Driver" @@ -687,6 +687,8 @@ struct ftdi_private { char prev_status, diff_status; /* Used for TIOCMIWAIT */ __u8 rx_flags; /* receive state flags (throttling) */ spinlock_t rx_lock; /* spinlock for receive state */ + struct work_struct rx_work; + int rx_processed; __u16 interface; /* FT2232C port interface (0 for FT232/245) */ @@ -717,7 +719,7 @@ static int ftdi_write_room (struct usb_serial_port *port); static int ftdi_chars_in_buffer (struct usb_serial_port *port); static void ftdi_write_bulk_callback (struct urb *urb, struct pt_regs *regs); static void ftdi_read_bulk_callback (struct urb *urb, struct pt_regs *regs); -static void ftdi_process_read (struct usb_serial_port *port); +static void ftdi_process_read (void *param); static void ftdi_set_termios (struct usb_serial_port *port, struct termios * old); static int ftdi_tiocmget (struct usb_serial_port *port, struct file *file); static int ftdi_tiocmset (struct usb_serial_port *port, struct file * file, unsigned int set, unsigned int clear); @@ -1387,6 +1389,8 @@ static int ftdi_common_startup (struct usb_serial *serial) port->read_urb->transfer_buffer_length = BUFSZ; } + INIT_WORK(&priv->rx_work, ftdi_process_read, port); + /* Free port's existing write urb and transfer buffer. */ if (port->write_urb) { usb_free_urb (port->write_urb); @@ -1617,6 +1621,7 @@ static int ftdi_open (struct usb_serial_port *port, struct file *filp) spin_unlock_irqrestore(&priv->rx_lock, flags); /* Start reading from the device */ + priv->rx_processed = 0; usb_fill_bulk_urb(port->read_urb, dev, usb_rcvbulkpipe(dev, port->bulk_in_endpointAddress), port->read_urb->transfer_buffer, port->read_urb->transfer_buffer_length, @@ -1667,6 +1672,10 @@ static void ftdi_close (struct usb_serial_port *port, struct file *filp) err("Error from RTS LOW urb"); } } /* Note change no line if hupcl is off */ + + /* cancel any scheduled reading */ + cancel_delayed_work(&priv->rx_work); + flush_scheduled_work(); /* shutdown our bulk read */ if (port->read_urb) @@ -1862,23 +1871,14 @@ static void ftdi_read_bulk_callback (struct urb *urb, struct pt_regs *regs) return; } - /* If throttled, delay receive processing until unthrottled. */ - spin_lock(&priv->rx_lock); - if (priv->rx_flags & THROTTLED) { - dbg("Deferring read urb processing until unthrottled"); - priv->rx_flags |= ACTUALLY_THROTTLED; - spin_unlock(&priv->rx_lock); - return; - } - spin_unlock(&priv->rx_lock); - ftdi_process_read(port); } /* ftdi_read_bulk_callback */ -static void ftdi_process_read (struct usb_serial_port *port) +static void ftdi_process_read (void *param) { /* ftdi_process_read */ + struct usb_serial_port *port = (struct usb_serial_port*)param; struct urb *urb; struct tty_struct *tty; struct ftdi_private *priv; @@ -1889,6 +1889,7 @@ static void ftdi_process_read (struct usb_serial_port *port) int result; int need_flip; int packet_offset; + unsigned long flags; dbg("%s - port %d", __FUNCTION__, port->number); @@ -1915,12 +1916,18 @@ static void ftdi_process_read (struct usb_serial_port *port) data = urb->transfer_buffer; - /* The first two bytes of every read packet are status */ - if (urb->actual_length > 2) { - usb_serial_debug_data(debug, &port->dev, __FUNCTION__, urb->actual_length, data); + if (priv->rx_processed) { + dbg("%s - already processed: %d bytes, %d remain", __FUNCTION__, + priv->rx_processed, + urb->actual_length - priv->rx_processed); } else { - dbg("Status only: %03oo %03oo",data[0],data[1]); - } + /* The first two bytes of every read packet are status */ + if (urb->actual_length > 2) { + usb_serial_debug_data(debug, &port->dev, __FUNCTION__, urb->actual_length, data); + } else { + dbg("Status only: %03oo %03oo",data[0],data[1]); + } + } /* TO DO -- check for hung up line and handle appropriately: */ @@ -1929,8 +1936,12 @@ static void ftdi_process_read (struct usb_serial_port *port) /* if CD is dropped and the line is not CLOCAL then we should hangup */ need_flip = 0; - for (packet_offset=0; packet_offset < urb->actual_length; packet_offset += PKTSZ) { + for (packet_offset = priv->rx_processed; packet_offset < urb->actual_length; packet_offset += PKTSZ) { + int length; + /* Compare new line status to the old one, signal if different */ + /* N.B. packet may be processed more than once, but differences + * are only processed once. */ if (priv != NULL) { char new_status = data[packet_offset+0] & FTDI_STATUS_B0_MASK; if (new_status != priv->prev_status) { @@ -1940,6 +1951,35 @@ static void ftdi_process_read (struct usb_serial_port *port) } } + length = min(PKTSZ, urb->actual_length-packet_offset)-2; + if (length < 0) { + err("%s - bad packet length: %d", __FUNCTION__, length+2); + length = 0; + } + + /* have to make sure we don't overflow the buffer + with tty_insert_flip_char's */ + if (tty->flip.count+length > TTY_FLIPBUF_SIZE) { + tty_flip_buffer_push(tty); + need_flip = 0; + + if (tty->flip.count != 0) { + /* flip didn't work, this happens when ftdi_process_read() is + * called from ftdi_unthrottle, because TTY_DONT_FLIP is set */ + dbg("%s - flip buffer push failed", __FUNCTION__); + break; + } + } + if (priv->rx_flags & THROTTLED) { + dbg("%s - throttled", __FUNCTION__); + break; + } + if (tty->ldisc.receive_room(tty)-tty->flip.count < length) { + /* break out & wait for throttling/unthrottling to happen */ + dbg("%s - receive room low", __FUNCTION__); + break; + } + /* Handle errors and break */ error_flag = TTY_NORMAL; /* Although the device uses a bitmask and hence can have multiple */ @@ -1962,13 +2002,8 @@ static void ftdi_process_read (struct usb_serial_port *port) error_flag = TTY_FRAME; dbg("FRAMING error"); } - if (urb->actual_length > packet_offset + 2) { - for (i = 2; (i < PKTSZ) && ((i+packet_offset) < urb->actual_length); ++i) { - /* have to make sure we don't overflow the buffer - with tty_insert_flip_char's */ - if(tty->flip.count >= TTY_FLIPBUF_SIZE) { - tty_flip_buffer_push(tty); - } + if (length > 0) { + for (i = 2; i < length+2; i++) { /* Note that the error flag is duplicated for every character received since we don't know which character it applied to */ @@ -2005,6 +2040,35 @@ static void ftdi_process_read (struct usb_serial_port *port) tty_flip_buffer_push(tty); } + if (packet_offset < urb->actual_length) { + /* not completely processed - record progress */ + priv->rx_processed = packet_offset; + dbg("%s - incomplete, %d bytes processed, %d remain", + __FUNCTION__, packet_offset, + urb->actual_length - packet_offset); + /* check if we were throttled while processing */ + spin_lock_irqsave(&priv->rx_lock, flags); + if (priv->rx_flags & THROTTLED) { + priv->rx_flags |= ACTUALLY_THROTTLED; + spin_unlock_irqrestore(&priv->rx_lock, flags); + dbg("%s - deferring remainder until unthrottled", + __FUNCTION__); + return; + } + spin_unlock_irqrestore(&priv->rx_lock, flags); + /* if the port is closed stop trying to read */ + if (port->open_count > 0){ + /* delay processing of remainder */ + schedule_delayed_work(&priv->rx_work, 1); + } else { + dbg("%s - port is closed", __FUNCTION__); + } + return; + } + + /* urb is completely processed */ + priv->rx_processed = 0; + /* if the port is closed stop trying to read */ if (port->open_count > 0){ /* Continue trying to always read */ @@ -2444,7 +2508,7 @@ static void ftdi_unthrottle (struct usb_serial_port *port) spin_unlock_irqrestore(&priv->rx_lock, flags); if (actually_throttled) - ftdi_process_read(port); + schedule_work(&priv->rx_work); } static int __init ftdi_init (void) diff --git a/drivers/video/aty/radeon_base.c b/drivers/video/aty/radeon_base.c index ee25b9e8db6..47a6b12bc96 100644 --- a/drivers/video/aty/radeon_base.c +++ b/drivers/video/aty/radeon_base.c @@ -2374,10 +2374,9 @@ static int radeonfb_pci_register (struct pci_dev *pdev, } while ( rinfo->fb_base == 0 && ((rinfo->mapped_vram /=2) >= MIN_MAPPED_VRAM) ); - if (rinfo->fb_base) - memset_io(rinfo->fb_base, 0, rinfo->mapped_vram); - else { - printk (KERN_ERR "radeonfb (%s): cannot map FB\n", pci_name(rinfo->pdev)); + if (rinfo->fb_base == NULL) { + printk (KERN_ERR "radeonfb (%s): cannot map FB\n", + pci_name(rinfo->pdev)); ret = -EIO; goto err_unmap_rom; } diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c index f0cd67d9d31..c8998dc6688 100644 --- a/fs/binfmt_flat.c +++ b/fs/binfmt_flat.c @@ -520,7 +520,7 @@ static int load_flat_file(struct linux_binprm * bprm, DBG_FLT("BINFMT_FLAT: ROM mapping of file (we hope)\n"); down_write(¤t->mm->mmap_sem); - textpos = do_mmap(bprm->file, 0, text_len, PROT_READ|PROT_EXEC, 0, 0); + textpos = do_mmap(bprm->file, 0, text_len, PROT_READ|PROT_EXEC, MAP_SHARED, 0); up_write(¤t->mm->mmap_sem); if (!textpos || textpos >= (unsigned long) -4096) { if (!textpos) @@ -532,7 +532,7 @@ static int load_flat_file(struct linux_binprm * bprm, down_write(¤t->mm->mmap_sem); realdatastart = do_mmap(0, 0, data_len + extra + MAX_SHARED_LIBS * sizeof(unsigned long), - PROT_READ|PROT_WRITE|PROT_EXEC, 0, 0); + PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE, 0); up_write(¤t->mm->mmap_sem); if (realdatastart == 0 || realdatastart >= (unsigned long)-4096) { @@ -574,7 +574,7 @@ static int load_flat_file(struct linux_binprm * bprm, down_write(¤t->mm->mmap_sem); textpos = do_mmap(0, 0, text_len + data_len + extra + MAX_SHARED_LIBS * sizeof(unsigned long), - PROT_READ | PROT_EXEC | PROT_WRITE, 0, 0); + PROT_READ | PROT_EXEC | PROT_WRITE, MAP_PRIVATE, 0); up_write(¤t->mm->mmap_sem); if (!textpos || textpos >= (unsigned long) -4096) { if (!textpos) diff --git a/fs/cifs/CHANGES b/fs/cifs/CHANGES index 95483baab70..dab4774ee7b 100644 --- a/fs/cifs/CHANGES +++ b/fs/cifs/CHANGES @@ -6,7 +6,8 @@ kills the cifsd thread (NB: killing the cifs kernel threads is not recommended, unmount and rmmod cifs will kill them when they are no longer needed). Fix readdir to ASCII servers (ie older servers which do not support Unicode) and also require asterik. - +Fix out of memory case in which data could be written one page +off in the page cache. Version 1.33 ------------ diff --git a/fs/cifs/file.c b/fs/cifs/file.c index ca74c1151be..0cec0e76d85 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -1365,6 +1365,8 @@ static void cifs_copy_cache_pages(struct address_space *mapping, GFP_KERNEL)) { page_cache_release(page); cFYI(1, ("Add page cache failed")); + data += PAGE_CACHE_SIZE; + bytes_read -= PAGE_CACHE_SIZE; continue; } diff --git a/fs/namei.c b/fs/namei.c index dd78f01b6de..a7f7f44119b 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -493,12 +493,21 @@ fail: return PTR_ERR(link); } -static inline int __do_follow_link(struct dentry *dentry, struct nameidata *nd) +struct path { + struct vfsmount *mnt; + struct dentry *dentry; +}; + +static inline int __do_follow_link(struct path *path, struct nameidata *nd) { int error; + struct dentry *dentry = path->dentry; - touch_atime(nd->mnt, dentry); + touch_atime(path->mnt, dentry); nd_set_link(nd, NULL); + + if (path->mnt == nd->mnt) + mntget(path->mnt); error = dentry->d_inode->i_op->follow_link(dentry, nd); if (!error) { char *s = nd_get_link(nd); @@ -507,6 +516,8 @@ static inline int __do_follow_link(struct dentry *dentry, struct nameidata *nd) if (dentry->d_inode->i_op->put_link) dentry->d_inode->i_op->put_link(dentry, nd); } + dput(dentry); + mntput(path->mnt); return error; } @@ -518,7 +529,7 @@ static inline int __do_follow_link(struct dentry *dentry, struct nameidata *nd) * Without that kind of total limit, nasty chains of consecutive * symlinks can cause almost arbitrarily long lookups. */ -static inline int do_follow_link(struct dentry *dentry, struct nameidata *nd) +static inline int do_follow_link(struct path *path, struct nameidata *nd) { int err = -ELOOP; if (current->link_count >= MAX_NESTED_LINKS) @@ -527,17 +538,20 @@ static inline int do_follow_link(struct dentry *dentry, struct nameidata *nd) goto loop; BUG_ON(nd->depth >= MAX_NESTED_LINKS); cond_resched(); - err = security_inode_follow_link(dentry, nd); + err = security_inode_follow_link(path->dentry, nd); if (err) goto loop; current->link_count++; current->total_link_count++; nd->depth++; - err = __do_follow_link(dentry, nd); + err = __do_follow_link(path, nd); current->link_count--; nd->depth--; return err; loop: + dput(path->dentry); + if (path->mnt != nd->mnt) + mntput(path->mnt); path_release(nd); return err; } @@ -565,87 +579,91 @@ int follow_up(struct vfsmount **mnt, struct dentry **dentry) /* no need for dcache_lock, as serialization is taken care in * namespace.c */ -static int follow_mount(struct vfsmount **mnt, struct dentry **dentry) +static int __follow_mount(struct path *path) { int res = 0; + while (d_mountpoint(path->dentry)) { + struct vfsmount *mounted = lookup_mnt(path->mnt, path->dentry); + if (!mounted) + break; + dput(path->dentry); + if (res) + mntput(path->mnt); + path->mnt = mounted; + path->dentry = dget(mounted->mnt_root); + res = 1; + } + return res; +} + +static void follow_mount(struct vfsmount **mnt, struct dentry **dentry) +{ while (d_mountpoint(*dentry)) { struct vfsmount *mounted = lookup_mnt(*mnt, *dentry); if (!mounted) break; + dput(*dentry); mntput(*mnt); *mnt = mounted; - dput(*dentry); *dentry = dget(mounted->mnt_root); - res = 1; } - return res; } /* no need for dcache_lock, as serialization is taken care in * namespace.c */ -static inline int __follow_down(struct vfsmount **mnt, struct dentry **dentry) +int follow_down(struct vfsmount **mnt, struct dentry **dentry) { struct vfsmount *mounted; mounted = lookup_mnt(*mnt, *dentry); if (mounted) { + dput(*dentry); mntput(*mnt); *mnt = mounted; - dput(*dentry); *dentry = dget(mounted->mnt_root); return 1; } return 0; } -int follow_down(struct vfsmount **mnt, struct dentry **dentry) -{ - return __follow_down(mnt,dentry); -} - -static inline void follow_dotdot(struct vfsmount **mnt, struct dentry **dentry) +static inline void follow_dotdot(struct nameidata *nd) { while(1) { struct vfsmount *parent; - struct dentry *old = *dentry; + struct dentry *old = nd->dentry; read_lock(¤t->fs->lock); - if (*dentry == current->fs->root && - *mnt == current->fs->rootmnt) { + if (nd->dentry == current->fs->root && + nd->mnt == current->fs->rootmnt) { read_unlock(¤t->fs->lock); break; } read_unlock(¤t->fs->lock); spin_lock(&dcache_lock); - if (*dentry != (*mnt)->mnt_root) { - *dentry = dget((*dentry)->d_parent); + if (nd->dentry != nd->mnt->mnt_root) { + nd->dentry = dget(nd->dentry->d_parent); spin_unlock(&dcache_lock); dput(old); break; } spin_unlock(&dcache_lock); spin_lock(&vfsmount_lock); - parent = (*mnt)->mnt_parent; - if (parent == *mnt) { + parent = nd->mnt->mnt_parent; + if (parent == nd->mnt) { spin_unlock(&vfsmount_lock); break; } mntget(parent); - *dentry = dget((*mnt)->mnt_mountpoint); + nd->dentry = dget(nd->mnt->mnt_mountpoint); spin_unlock(&vfsmount_lock); dput(old); - mntput(*mnt); - *mnt = parent; + mntput(nd->mnt); + nd->mnt = parent; } - follow_mount(mnt, dentry); + follow_mount(&nd->mnt, &nd->dentry); } -struct path { - struct vfsmount *mnt; - struct dentry *dentry; -}; - /* * It's more convoluted than I'd like it to be, but... it's still fairly * small and for now I'd prefer to have fast path as straight as possible. @@ -664,6 +682,7 @@ static int do_lookup(struct nameidata *nd, struct qstr *name, done: path->mnt = mnt; path->dentry = dentry; + __follow_mount(path); return 0; need_lookup: @@ -751,7 +770,7 @@ static fastcall int __link_path_walk(const char * name, struct nameidata *nd) case 2: if (this.name[1] != '.') break; - follow_dotdot(&nd->mnt, &nd->dentry); + follow_dotdot(nd); inode = nd->dentry->d_inode; /* fallthrough */ case 1: @@ -771,8 +790,6 @@ static fastcall int __link_path_walk(const char * name, struct nameidata *nd) err = do_lookup(nd, &this, &next); if (err) break; - /* Check mountpoints.. */ - follow_mount(&next.mnt, &next.dentry); err = -ENOENT; inode = next.dentry->d_inode; @@ -783,10 +800,7 @@ static fastcall int __link_path_walk(const char * name, struct nameidata *nd) goto out_dput; if (inode->i_op->follow_link) { - mntget(next.mnt); - err = do_follow_link(next.dentry, nd); - dput(next.dentry); - mntput(next.mnt); + err = do_follow_link(&next, nd); if (err) goto return_err; err = -ENOENT; @@ -798,6 +812,8 @@ static fastcall int __link_path_walk(const char * name, struct nameidata *nd) break; } else { dput(nd->dentry); + if (nd->mnt != next.mnt) + mntput(nd->mnt); nd->mnt = next.mnt; nd->dentry = next.dentry; } @@ -819,7 +835,7 @@ last_component: case 2: if (this.name[1] != '.') break; - follow_dotdot(&nd->mnt, &nd->dentry); + follow_dotdot(nd); inode = nd->dentry->d_inode; /* fallthrough */ case 1: @@ -833,19 +849,17 @@ last_component: err = do_lookup(nd, &this, &next); if (err) break; - follow_mount(&next.mnt, &next.dentry); inode = next.dentry->d_inode; if ((lookup_flags & LOOKUP_FOLLOW) && inode && inode->i_op && inode->i_op->follow_link) { - mntget(next.mnt); - err = do_follow_link(next.dentry, nd); - dput(next.dentry); - mntput(next.mnt); + err = do_follow_link(&next, nd); if (err) goto return_err; inode = nd->dentry->d_inode; } else { dput(nd->dentry); + if (nd->mnt != next.mnt) + mntput(nd->mnt); nd->mnt = next.mnt; nd->dentry = next.dentry; } @@ -885,6 +899,8 @@ return_base: return 0; out_dput: dput(next.dentry); + if (nd->mnt != next.mnt) + mntput(next.mnt); break; } path_release(nd); @@ -1398,7 +1414,7 @@ int may_open(struct nameidata *nd, int acc_mode, int flag) int open_namei(const char * pathname, int flag, int mode, struct nameidata *nd) { int acc_mode, error = 0; - struct dentry *dentry; + struct path path; struct dentry *dir; int count = 0; @@ -1442,23 +1458,24 @@ int open_namei(const char * pathname, int flag, int mode, struct nameidata *nd) dir = nd->dentry; nd->flags &= ~LOOKUP_PARENT; down(&dir->d_inode->i_sem); - dentry = __lookup_hash(&nd->last, nd->dentry, nd); + path.dentry = __lookup_hash(&nd->last, nd->dentry, nd); + path.mnt = nd->mnt; do_last: - error = PTR_ERR(dentry); - if (IS_ERR(dentry)) { + error = PTR_ERR(path.dentry); + if (IS_ERR(path.dentry)) { up(&dir->d_inode->i_sem); goto exit; } /* Negative dentry, just create the file */ - if (!dentry->d_inode) { + if (!path.dentry->d_inode) { if (!IS_POSIXACL(dir->d_inode)) mode &= ~current->fs->umask; - error = vfs_create(dir->d_inode, dentry, mode, nd); + error = vfs_create(dir->d_inode, path.dentry, mode, nd); up(&dir->d_inode->i_sem); dput(nd->dentry); - nd->dentry = dentry; + nd->dentry = path.dentry; if (error) goto exit; /* Don't check for write permission, don't truncate */ @@ -1476,22 +1493,24 @@ do_last: if (flag & O_EXCL) goto exit_dput; - if (d_mountpoint(dentry)) { + if (__follow_mount(&path)) { error = -ELOOP; if (flag & O_NOFOLLOW) goto exit_dput; - while (__follow_down(&nd->mnt,&dentry) && d_mountpoint(dentry)); } error = -ENOENT; - if (!dentry->d_inode) + if (!path.dentry->d_inode) goto exit_dput; - if (dentry->d_inode->i_op && dentry->d_inode->i_op->follow_link) + if (path.dentry->d_inode->i_op && path.dentry->d_inode->i_op->follow_link) goto do_link; dput(nd->dentry); - nd->dentry = dentry; + nd->dentry = path.dentry; + if (nd->mnt != path.mnt) + mntput(nd->mnt); + nd->mnt = path.mnt; error = -EISDIR; - if (dentry->d_inode && S_ISDIR(dentry->d_inode->i_mode)) + if (path.dentry->d_inode && S_ISDIR(path.dentry->d_inode->i_mode)) goto exit; ok: error = may_open(nd, acc_mode, flag); @@ -1500,7 +1519,9 @@ ok: return 0; exit_dput: - dput(dentry); + dput(path.dentry); + if (nd->mnt != path.mnt) + mntput(path.mnt); exit: path_release(nd); return error; @@ -1520,18 +1541,15 @@ do_link: * are done. Procfs-like symlinks just set LAST_BIND. */ nd->flags |= LOOKUP_PARENT; - error = security_inode_follow_link(dentry, nd); + error = security_inode_follow_link(path.dentry, nd); if (error) goto exit_dput; - error = __do_follow_link(dentry, nd); - dput(dentry); + error = __do_follow_link(&path, nd); if (error) return error; nd->flags &= ~LOOKUP_PARENT; - if (nd->last_type == LAST_BIND) { - dentry = nd->dentry; + if (nd->last_type == LAST_BIND) goto ok; - } error = -EISDIR; if (nd->last_type != LAST_NORM) goto exit; @@ -1546,7 +1564,8 @@ do_link: } dir = nd->dentry; down(&dir->d_inode->i_sem); - dentry = __lookup_hash(&nd->last, nd->dentry, nd); + path.dentry = __lookup_hash(&nd->last, nd->dentry, nd); + path.mnt = nd->mnt; putname(nd->last.name); goto do_last; } diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index 73f96acd5d3..ff6155f5e8d 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -528,19 +528,39 @@ static inline void nfs_renew_times(struct dentry * dentry) dentry->d_time = jiffies; } +/* + * Return the intent data that applies to this particular path component + * + * Note that the current set of intents only apply to the very last + * component of the path. + * We check for this using LOOKUP_CONTINUE and LOOKUP_PARENT. + */ +static inline unsigned int nfs_lookup_check_intent(struct nameidata *nd, unsigned int mask) +{ + if (nd->flags & (LOOKUP_CONTINUE|LOOKUP_PARENT)) + return 0; + return nd->flags & mask; +} + +/* + * Inode and filehandle revalidation for lookups. + * + * We force revalidation in the cases where the VFS sets LOOKUP_REVAL, + * or if the intent information indicates that we're about to open this + * particular file and the "nocto" mount flag is not set. + * + */ static inline int nfs_lookup_verify_inode(struct inode *inode, struct nameidata *nd) { struct nfs_server *server = NFS_SERVER(inode); if (nd != NULL) { - int ndflags = nd->flags; /* VFS wants an on-the-wire revalidation */ - if (ndflags & LOOKUP_REVAL) + if (nd->flags & LOOKUP_REVAL) goto out_force; /* This is an open(2) */ - if ((ndflags & LOOKUP_OPEN) && - !(ndflags & LOOKUP_CONTINUE) && + if (nfs_lookup_check_intent(nd, LOOKUP_OPEN) != 0 && !(server->flags & NFS_MOUNT_NOCTO)) goto out_force; } @@ -560,12 +580,8 @@ static inline int nfs_neg_need_reval(struct inode *dir, struct dentry *dentry, struct nameidata *nd) { - int ndflags = 0; - - if (nd) - ndflags = nd->flags; /* Don't revalidate a negative dentry if we're creating a new file */ - if ((ndflags & LOOKUP_CREATE) && !(ndflags & LOOKUP_CONTINUE)) + if (nd != NULL && nfs_lookup_check_intent(nd, LOOKUP_CREATE) != 0) return 0; return !nfs_check_verifier(dir, dentry); } @@ -700,12 +716,16 @@ struct dentry_operations nfs_dentry_operations = { .d_iput = nfs_dentry_iput, }; +/* + * Use intent information to check whether or not we're going to do + * an O_EXCL create using this path component. + */ static inline int nfs_is_exclusive_create(struct inode *dir, struct nameidata *nd) { if (NFS_PROTO(dir)->version == 2) return 0; - if (!nd || (nd->flags & LOOKUP_CONTINUE) || !(nd->flags & LOOKUP_CREATE)) + if (nd == NULL || nfs_lookup_check_intent(nd, LOOKUP_CREATE) == 0) return 0; return (nd->intent.open.flags & O_EXCL) != 0; } @@ -772,12 +792,13 @@ struct dentry_operations nfs4_dentry_operations = { .d_iput = nfs_dentry_iput, }; +/* + * Use intent information to determine whether we need to substitute + * the NFSv4-style stateful OPEN for the LOOKUP call + */ static int is_atomic_open(struct inode *dir, struct nameidata *nd) { - if (!nd) - return 0; - /* Check that we are indeed trying to open this file */ - if ((nd->flags & LOOKUP_CONTINUE) || !(nd->flags & LOOKUP_OPEN)) + if (nd == NULL || nfs_lookup_check_intent(nd, LOOKUP_OPEN) == 0) return 0; /* NFS does not (yet) have a stateful open for directories */ if (nd->flags & LOOKUP_DIRECTORY) diff --git a/include/asm-alpha/agp.h b/include/asm-alpha/agp.h index c99dbbb5bcb..ef855a3bc0f 100644 --- a/include/asm-alpha/agp.h +++ b/include/asm-alpha/agp.h @@ -10,4 +10,14 @@ #define flush_agp_mappings() #define flush_agp_cache() mb() +/* Convert a physical address to an address suitable for the GART. */ +#define phys_to_gart(x) (x) +#define gart_to_phys(x) (x) + +/* GATT allocation. Returns/accepts GATT kernel virtual address. */ +#define alloc_gatt_pages(order) \ + ((char *)__get_free_pages(GFP_KERNEL, (order))) +#define free_gatt_pages(table, order) \ + free_pages((unsigned long)(table), (order)) + #endif diff --git a/include/asm-arm/arch-ixp2000/io.h b/include/asm-arm/arch-ixp2000/io.h index a8e3c2daefd..083462668e1 100644 --- a/include/asm-arm/arch-ixp2000/io.h +++ b/include/asm-arm/arch-ixp2000/io.h @@ -75,8 +75,8 @@ static inline void insw(u32 ptr, void *buf, int length) * Is this cycle meant for the CS8900? */ if ((machine_is_ixdp2401() || machine_is_ixdp2801()) && - ((port >= IXDP2X01_CS8900_VIRT_BASE) && - (port <= IXDP2X01_CS8900_VIRT_END))) { + (((u32)port >= (u32)IXDP2X01_CS8900_VIRT_BASE) && + ((u32)port <= (u32)IXDP2X01_CS8900_VIRT_END))) { u8 *buf8 = (u8*)buf; register u32 tmp32; @@ -100,8 +100,8 @@ static inline void outsw(u32 ptr, void *buf, int length) * Is this cycle meant for the CS8900? */ if ((machine_is_ixdp2401() || machine_is_ixdp2801()) && - ((port >= IXDP2X01_CS8900_VIRT_BASE) && - (port <= IXDP2X01_CS8900_VIRT_END))) { + (((u32)port >= (u32)IXDP2X01_CS8900_VIRT_BASE) && + ((u32)port <= (u32)IXDP2X01_CS8900_VIRT_END))) { register u32 tmp32; u8 *buf8 = (u8*)buf; do { @@ -124,8 +124,8 @@ static inline u16 inw(u32 ptr) * Is this cycle meant for the CS8900? */ if ((machine_is_ixdp2401() || machine_is_ixdp2801()) && - ((port >= IXDP2X01_CS8900_VIRT_BASE) && - (port <= IXDP2X01_CS8900_VIRT_END))) { + (((u32)port >= (u32)IXDP2X01_CS8900_VIRT_BASE) && + ((u32)port <= (u32)IXDP2X01_CS8900_VIRT_END))) { return (u16)(*port); } @@ -137,8 +137,8 @@ static inline void outw(u16 value, u32 ptr) register volatile u32 *port = (volatile u32 *)ptr; if ((machine_is_ixdp2401() || machine_is_ixdp2801()) && - ((port >= IXDP2X01_CS8900_VIRT_BASE) && - (port <= IXDP2X01_CS8900_VIRT_END))) { + (((u32)port >= (u32)IXDP2X01_CS8900_VIRT_BASE) && + ((u32)port <= (u32)IXDP2X01_CS8900_VIRT_END))) { *port = value; return; } diff --git a/include/asm-arm/arch-pxa/pxa-regs.h b/include/asm-arm/arch-pxa/pxa-regs.h index 39741d3c9a3..b5e54a9e9fa 100644 --- a/include/asm-arm/arch-pxa/pxa-regs.h +++ b/include/asm-arm/arch-pxa/pxa-regs.h @@ -1296,6 +1296,7 @@ #define GPIO111_MMCDAT3 111 /* MMC DAT3 (PXA27x) */ #define GPIO111_MMCCS1 111 /* MMC Chip Select 1 (PXA27x) */ #define GPIO112_MMCCMD 112 /* MMC CMD (PXA27x) */ +#define GPIO113_I2S_SYSCLK 113 /* I2S System Clock (PXA27x) */ #define GPIO113_AC97_RESET_N 113 /* AC97 NRESET on (PXA27x) */ /* GPIO alternate function mode & direction */ @@ -1428,6 +1429,7 @@ #define GPIO111_MMCDAT3_MD (111 | GPIO_ALT_FN_1_OUT) #define GPIO110_MMCCS1_MD (111 | GPIO_ALT_FN_1_OUT) #define GPIO112_MMCCMD_MD (112 | GPIO_ALT_FN_1_OUT) +#define GPIO113_I2S_SYSCLK_MD (113 | GPIO_ALT_FN_1_OUT) #define GPIO113_AC97_RESET_N_MD (113 | GPIO_ALT_FN_2_OUT) #define GPIO117_I2CSCL_MD (117 | GPIO_ALT_FN_1_OUT) #define GPIO118_I2CSDA_MD (118 | GPIO_ALT_FN_1_IN) diff --git a/include/asm-arm/elf.h b/include/asm-arm/elf.h index cbceacbe5af..a1696ba238d 100644 --- a/include/asm-arm/elf.h +++ b/include/asm-arm/elf.h @@ -38,9 +38,9 @@ typedef struct user_fp elf_fpregset_t; */ #define ELF_CLASS ELFCLASS32 #ifdef __ARMEB__ -#define ELF_DATA ELFDATA2MSB; +#define ELF_DATA ELFDATA2MSB #else -#define ELF_DATA ELFDATA2LSB; +#define ELF_DATA ELFDATA2LSB #endif #define ELF_ARCH EM_ARM diff --git a/include/asm-arm26/elf.h b/include/asm-arm26/elf.h index 8b149474db2..5a47fdb3015 100644 --- a/include/asm-arm26/elf.h +++ b/include/asm-arm26/elf.h @@ -36,7 +36,7 @@ typedef struct { void *null; } elf_fpregset_t; * These are used to set parameters in the core dumps. */ #define ELF_CLASS ELFCLASS32 -#define ELF_DATA ELFDATA2LSB; +#define ELF_DATA ELFDATA2LSB #define ELF_ARCH EM_ARM #define USE_ELF_CORE_DUMP diff --git a/include/asm-arm26/signal.h b/include/asm-arm26/signal.h index dedb2928030..37ad2535559 100644 --- a/include/asm-arm26/signal.h +++ b/include/asm-arm26/signal.h @@ -166,9 +166,6 @@ typedef struct sigaltstack { #include <asm/sigcontext.h> #define sigmask(sig) (1UL << ((sig) - 1)) -//FIXME!!! -//#define HAVE_ARCH_GET_SIGNAL_TO_DELIVER - #endif diff --git a/include/asm-h8300/kmap_types.h b/include/asm-h8300/kmap_types.h index 82431edeb2a..1ec8a342712 100644 --- a/include/asm-h8300/kmap_types.h +++ b/include/asm-h8300/kmap_types.h @@ -1,5 +1,5 @@ -#ifndef _ASM_KMAP_TYPES_H -#define _ASM_KMAP_TYPES_H +#ifndef _ASM_H8300_KMAP_TYPES_H +#define _ASM_H8300_KMAP_TYPES_H enum km_type { KM_BOUNCE_READ, @@ -13,6 +13,8 @@ enum km_type { KM_PTE1, KM_IRQ0, KM_IRQ1, + KM_SOFTIRQ0, + KM_SOFTIRQ1, KM_TYPE_NR }; diff --git a/include/asm-h8300/mman.h b/include/asm-h8300/mman.h index abe08856c84..63f727a5985 100644 --- a/include/asm-h8300/mman.h +++ b/include/asm-h8300/mman.h @@ -4,6 +4,7 @@ #define PROT_READ 0x1 /* page can be read */ #define PROT_WRITE 0x2 /* page can be written */ #define PROT_EXEC 0x4 /* page can be executed */ +#define PROT_SEM 0x8 /* page may be used for atomic ops */ #define PROT_NONE 0x0 /* page can not be accessed */ #define PROT_GROWSDOWN 0x01000000 /* mprotect flag: extend change to start of growsdown vma */ #define PROT_GROWSUP 0x02000000 /* mprotect flag: extend change to end of growsup vma */ @@ -19,6 +20,8 @@ #define MAP_EXECUTABLE 0x1000 /* mark it as an executable */ #define MAP_LOCKED 0x2000 /* pages are locked */ #define MAP_NORESERVE 0x4000 /* don't check for reservations */ +#define MAP_POPULATE 0x8000 /* populate (prefault) pagetables */ +#define MAP_NONBLOCK 0x10000 /* do not block on IO */ #define MS_ASYNC 1 /* sync memory asynchronously */ #define MS_INVALIDATE 2 /* invalidate the caches */ diff --git a/include/asm-i386/agp.h b/include/asm-i386/agp.h index a917ff50354..b82f5f3ab88 100644 --- a/include/asm-i386/agp.h +++ b/include/asm-i386/agp.h @@ -21,4 +21,14 @@ int unmap_page_from_agp(struct page *page); worth it. Would need a page for it. */ #define flush_agp_cache() asm volatile("wbinvd":::"memory") +/* Convert a physical address to an address suitable for the GART. */ +#define phys_to_gart(x) (x) +#define gart_to_phys(x) (x) + +/* GATT allocation. Returns/accepts GATT kernel virtual address. */ +#define alloc_gatt_pages(order) \ + ((char *)__get_free_pages(GFP_KERNEL, (order))) +#define free_gatt_pages(table, order) \ + free_pages((unsigned long)(table), (order)) + #endif diff --git a/include/asm-i386/mach-numaq/mach_ipi.h b/include/asm-i386/mach-numaq/mach_ipi.h index 1b46fd3f2ae..c6044488e9e 100644 --- a/include/asm-i386/mach-numaq/mach_ipi.h +++ b/include/asm-i386/mach-numaq/mach_ipi.h @@ -1,7 +1,7 @@ #ifndef __ASM_MACH_IPI_H #define __ASM_MACH_IPI_H -inline void send_IPI_mask_sequence(cpumask_t, int vector); +void send_IPI_mask_sequence(cpumask_t, int vector); static inline void send_IPI_mask(cpumask_t mask, int vector) { diff --git a/include/asm-ia64/agp.h b/include/asm-ia64/agp.h index d1316f1e6ee..4e517f0e6af 100644 --- a/include/asm-ia64/agp.h +++ b/include/asm-ia64/agp.h @@ -18,4 +18,14 @@ #define flush_agp_mappings() /* nothing */ #define flush_agp_cache() mb() +/* Convert a physical address to an address suitable for the GART. */ +#define phys_to_gart(x) (x) +#define gart_to_phys(x) (x) + +/* GATT allocation. Returns/accepts GATT kernel virtual address. */ +#define alloc_gatt_pages(order) \ + ((char *)__get_free_pages(GFP_KERNEL, (order))) +#define free_gatt_pages(table, order) \ + free_pages((unsigned long)(table), (order)) + #endif /* _ASM_IA64_AGP_H */ diff --git a/include/asm-ia64/pgtable.h b/include/asm-ia64/pgtable.h index ea121a00230..fcc9c3344ab 100644 --- a/include/asm-ia64/pgtable.h +++ b/include/asm-ia64/pgtable.h @@ -8,7 +8,7 @@ * This hopefully works with any (fixed) IA-64 page-size, as defined * in <asm/page.h>. * - * Copyright (C) 1998-2004 Hewlett-Packard Co + * Copyright (C) 1998-2005 Hewlett-Packard Co * David Mosberger-Tang <davidm@hpl.hp.com> */ @@ -551,7 +551,11 @@ do { \ /* These tell get_user_pages() that the first gate page is accessible from user-level. */ #define FIXADDR_USER_START GATE_ADDR -#define FIXADDR_USER_END (GATE_ADDR + 2*PERCPU_PAGE_SIZE) +#ifdef HAVE_BUGGY_SEGREL +# define FIXADDR_USER_END (GATE_ADDR + 2*PAGE_SIZE) +#else +# define FIXADDR_USER_END (GATE_ADDR + 2*PERCPU_PAGE_SIZE) +#endif #define __HAVE_ARCH_PTEP_TEST_AND_CLEAR_YOUNG #define __HAVE_ARCH_PTEP_TEST_AND_CLEAR_DIRTY diff --git a/include/asm-ia64/processor.h b/include/asm-ia64/processor.h index 9e1ba8b7fb6..91bbd1f2246 100644 --- a/include/asm-ia64/processor.h +++ b/include/asm-ia64/processor.h @@ -403,7 +403,10 @@ extern void ia64_setreg_unknown_kr (void); * task_struct at this point. */ -/* Return TRUE if task T owns the fph partition of the CPU we're running on. */ +/* + * Return TRUE if task T owns the fph partition of the CPU we're running on. + * Must be called from code that has preemption disabled. + */ #define ia64_is_local_fpu_owner(t) \ ({ \ struct task_struct *__ia64_islfo_task = (t); \ @@ -411,7 +414,10 @@ extern void ia64_setreg_unknown_kr (void); && __ia64_islfo_task == (struct task_struct *) ia64_get_kr(IA64_KR_FPU_OWNER)); \ }) -/* Mark task T as owning the fph partition of the CPU we're running on. */ +/* + * Mark task T as owning the fph partition of the CPU we're running on. + * Must be called from code that has preemption disabled. + */ #define ia64_set_local_fpu_owner(t) do { \ struct task_struct *__ia64_slfo_task = (t); \ __ia64_slfo_task->thread.last_fph_cpu = smp_processor_id(); \ diff --git a/include/asm-ppc/agp.h b/include/asm-ppc/agp.h index be27cfa8c5b..ca9e423307f 100644 --- a/include/asm-ppc/agp.h +++ b/include/asm-ppc/agp.h @@ -10,4 +10,14 @@ #define flush_agp_mappings() #define flush_agp_cache() mb() +/* Convert a physical address to an address suitable for the GART. */ +#define phys_to_gart(x) (x) +#define gart_to_phys(x) (x) + +/* GATT allocation. Returns/accepts GATT kernel virtual address. */ +#define alloc_gatt_pages(order) \ + ((char *)__get_free_pages(GFP_KERNEL, (order))) +#define free_gatt_pages(table, order) \ + free_pages((unsigned long)(table), (order)) + #endif diff --git a/include/asm-ppc/sigcontext.h b/include/asm-ppc/sigcontext.h index f82dcccdee1..b7a417e0a92 100644 --- a/include/asm-ppc/sigcontext.h +++ b/include/asm-ppc/sigcontext.h @@ -2,7 +2,7 @@ #define _ASM_PPC_SIGCONTEXT_H #include <asm/ptrace.h> - +#include <linux/compiler.h> struct sigcontext { unsigned long _unused[4]; diff --git a/include/asm-ppc64/agp.h b/include/asm-ppc64/agp.h index be27cfa8c5b..ca9e423307f 100644 --- a/include/asm-ppc64/agp.h +++ b/include/asm-ppc64/agp.h @@ -10,4 +10,14 @@ #define flush_agp_mappings() #define flush_agp_cache() mb() +/* Convert a physical address to an address suitable for the GART. */ +#define phys_to_gart(x) (x) +#define gart_to_phys(x) (x) + +/* GATT allocation. Returns/accepts GATT kernel virtual address. */ +#define alloc_gatt_pages(order) \ + ((char *)__get_free_pages(GFP_KERNEL, (order))) +#define free_gatt_pages(table, order) \ + free_pages((unsigned long)(table), (order)) + #endif diff --git a/include/asm-ppc64/elf.h b/include/asm-ppc64/elf.h index 6c42d61bedd..085eedb956f 100644 --- a/include/asm-ppc64/elf.h +++ b/include/asm-ppc64/elf.h @@ -221,9 +221,7 @@ do { \ set_thread_flag(TIF_ABI_PENDING); \ else \ clear_thread_flag(TIF_ABI_PENDING); \ - if (ibcs2) \ - set_personality(PER_SVR4); \ - else if (current->personality != PER_LINUX32) \ + if (personality(current->personality) != PER_LINUX32) \ set_personality(PER_LINUX); \ } while (0) diff --git a/include/asm-sparc/uaccess.h b/include/asm-sparc/uaccess.h index f461144067e..0a780e84a12 100644 --- a/include/asm-sparc/uaccess.h +++ b/include/asm-sparc/uaccess.h @@ -41,10 +41,11 @@ * No one can read/write anything from userland in the kernel space by setting * large size and address near to PAGE_OFFSET - a fault will break his intentions. */ -#define __user_ok(addr,size) ((addr) < STACK_TOP) +#define __user_ok(addr, size) ({ (void)(size); (addr) < STACK_TOP; }) #define __kernel_ok (segment_eq(get_fs(), KERNEL_DS)) #define __access_ok(addr,size) (__user_ok((addr) & get_fs().seg,(size))) -#define access_ok(type,addr,size) __access_ok((unsigned long)(addr),(size)) +#define access_ok(type, addr, size) \ + ({ (void)(type); __access_ok((unsigned long)(addr), size); }) /* this function will go away soon - use access_ok() instead */ static inline int __deprecated verify_area(int type, const void __user * addr, unsigned long size) diff --git a/include/asm-sparc64/agp.h b/include/asm-sparc64/agp.h index ba05bdf9a21..58f8cb6ae76 100644 --- a/include/asm-sparc64/agp.h +++ b/include/asm-sparc64/agp.h @@ -8,4 +8,14 @@ #define flush_agp_mappings() #define flush_agp_cache() mb() +/* Convert a physical address to an address suitable for the GART. */ +#define phys_to_gart(x) (x) +#define gart_to_phys(x) (x) + +/* GATT allocation. Returns/accepts GATT kernel virtual address. */ +#define alloc_gatt_pages(order) \ + ((char *)__get_free_pages(GFP_KERNEL, (order))) +#define free_gatt_pages(table, order) \ + free_pages((unsigned long)(table), (order)) + #endif diff --git a/include/asm-x86_64/agp.h b/include/asm-x86_64/agp.h index 0bb9019d58a..06c52ee9c06 100644 --- a/include/asm-x86_64/agp.h +++ b/include/asm-x86_64/agp.h @@ -19,4 +19,14 @@ int unmap_page_from_agp(struct page *page); worth it. Would need a page for it. */ #define flush_agp_cache() asm volatile("wbinvd":::"memory") +/* Convert a physical address to an address suitable for the GART. */ +#define phys_to_gart(x) (x) +#define gart_to_phys(x) (x) + +/* GATT allocation. Returns/accepts GATT kernel virtual address. */ +#define alloc_gatt_pages(order) \ + ((char *)__get_free_pages(GFP_KERNEL, (order))) +#define free_gatt_pages(table, order) \ + free_pages((unsigned long)(table), (order)) + #endif diff --git a/include/linux/acpi.h b/include/linux/acpi.h index d5a55bdb9c3..b123cc08773 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -25,6 +25,8 @@ #ifndef _LINUX_ACPI_H #define _LINUX_ACPI_H +#include <linux/config.h> + #ifdef CONFIG_ACPI #ifndef _LINUX diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index b0d6134e1ee..b8b4ebf9abf 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -874,6 +874,7 @@ #define PCI_DEVICE_ID_APPLE_KL_USB_P 0x0026 #define PCI_DEVICE_ID_APPLE_UNI_N_AGP_P 0x0027 #define PCI_DEVICE_ID_APPLE_UNI_N_AGP15 0x002d +#define PCI_DEVICE_ID_APPLE_UNI_N_PCI15 0x002e #define PCI_DEVICE_ID_APPLE_UNI_N_FW2 0x0030 #define PCI_DEVICE_ID_APPLE_UNI_N_GMAC2 0x0032 #define PCI_DEVIEC_ID_APPLE_UNI_N_ATA 0x0033 @@ -2382,6 +2383,8 @@ #define PCI_DEVICE_ID_INTEL_82915G_IG 0x2582 #define PCI_DEVICE_ID_INTEL_82915GM_HB 0x2590 #define PCI_DEVICE_ID_INTEL_82915GM_IG 0x2592 +#define PCI_DEVICE_ID_INTEL_82945G_HB 0x2770 +#define PCI_DEVICE_ID_INTEL_82945G_IG 0x2772 #define PCI_DEVICE_ID_INTEL_ICH6_0 0x2640 #define PCI_DEVICE_ID_INTEL_ICH6_1 0x2641 #define PCI_DEVICE_ID_INTEL_ICH6_2 0x2642 diff --git a/include/linux/signal.h b/include/linux/signal.h index 0a98f5ec5ca..7be18b5e2fb 100644 --- a/include/linux/signal.h +++ b/include/linux/signal.h @@ -231,10 +231,8 @@ extern int __group_send_sig_info(int, struct siginfo *, struct task_struct *); extern long do_sigpending(void __user *, unsigned long); extern int sigprocmask(int, sigset_t *, sigset_t *); -#ifndef HAVE_ARCH_GET_SIGNAL_TO_DELIVER struct pt_regs; extern int get_signal_to_deliver(siginfo_t *info, struct k_sigaction *return_ka, struct pt_regs *regs, void *cookie); -#endif #endif /* __KERNEL__ */ diff --git a/include/linux/tc_ematch/tc_em_meta.h b/include/linux/tc_ematch/tc_em_meta.h index aa6b48bb4dc..a6b2cc530af 100644 --- a/include/linux/tc_ematch/tc_em_meta.h +++ b/include/linux/tc_ematch/tc_em_meta.h @@ -56,6 +56,36 @@ enum TCF_META_ID_TCCLASSID, TCF_META_ID_RTCLASSID, TCF_META_ID_RTIIF, + TCF_META_ID_SK_FAMILY, + TCF_META_ID_SK_STATE, + TCF_META_ID_SK_REUSE, + TCF_META_ID_SK_BOUND_IF, + TCF_META_ID_SK_REFCNT, + TCF_META_ID_SK_SHUTDOWN, + TCF_META_ID_SK_PROTO, + TCF_META_ID_SK_TYPE, + TCF_META_ID_SK_RCVBUF, + TCF_META_ID_SK_RMEM_ALLOC, + TCF_META_ID_SK_WMEM_ALLOC, + TCF_META_ID_SK_OMEM_ALLOC, + TCF_META_ID_SK_WMEM_QUEUED, + TCF_META_ID_SK_RCV_QLEN, + TCF_META_ID_SK_SND_QLEN, + TCF_META_ID_SK_ERR_QLEN, + TCF_META_ID_SK_FORWARD_ALLOCS, + TCF_META_ID_SK_SNDBUF, + TCF_META_ID_SK_ALLOCS, + TCF_META_ID_SK_ROUTE_CAPS, + TCF_META_ID_SK_HASHENT, + TCF_META_ID_SK_LINGERTIME, + TCF_META_ID_SK_ACK_BACKLOG, + TCF_META_ID_SK_MAX_ACK_BACKLOG, + TCF_META_ID_SK_PRIO, + TCF_META_ID_SK_RCVLOWAT, + TCF_META_ID_SK_RCVTIMEO, + TCF_META_ID_SK_SNDTIMEO, + TCF_META_ID_SK_SENDMSG_OFF, + TCF_META_ID_SK_WRITE_PENDING, __TCF_META_ID_MAX }; #define TCF_META_ID_MAX (__TCF_META_ID_MAX - 1) diff --git a/mm/filemap.c b/mm/filemap.c index 1d33fec7bac..4a2fee2cb62 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -1968,6 +1968,7 @@ generic_file_buffered_write(struct kiocb *iocb, const struct iovec *iov, do { unsigned long index; unsigned long offset; + unsigned long maxlen; size_t copied; offset = (pos & (PAGE_CACHE_SIZE -1)); /* Within page */ @@ -1982,7 +1983,10 @@ generic_file_buffered_write(struct kiocb *iocb, const struct iovec *iov, * same page as we're writing to, without it being marked * up-to-date. */ - fault_in_pages_readable(buf, bytes); + maxlen = cur_iov->iov_len - iov_base; + if (maxlen > bytes) + maxlen = bytes; + fault_in_pages_readable(buf, maxlen); page = __grab_cache_page(mapping,index,&cached_page,&lru_pvec); if (!page) { @@ -2024,6 +2028,8 @@ generic_file_buffered_write(struct kiocb *iocb, const struct iovec *iov, filemap_set_next_iovec(&cur_iov, &iov_base, status); buf = cur_iov->iov_base + iov_base; + } else { + iov_base += status; } } } diff --git a/net/core/dev.c b/net/core/dev.c index f15a3ffff63..ab935778ce8 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -1744,6 +1744,7 @@ static int process_backlog(struct net_device *backlog_dev, int *budget) struct softnet_data *queue = &__get_cpu_var(softnet_data); unsigned long start_time = jiffies; + backlog_dev->weight = weight_p; for (;;) { struct sk_buff *skb; struct net_device *dev; diff --git a/net/core/ethtool.c b/net/core/ethtool.c index 8ec484894d6..a3eeb88e1c8 100644 --- a/net/core/ethtool.c +++ b/net/core/ethtool.c @@ -356,7 +356,7 @@ static int ethtool_set_coalesce(struct net_device *dev, void __user *useraddr) { struct ethtool_coalesce coalesce; - if (!dev->ethtool_ops->get_coalesce) + if (!dev->ethtool_ops->set_coalesce) return -EOPNOTSUPP; if (copy_from_user(&coalesce, useraddr, sizeof(coalesce))) diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c index 910eb4c05a4..e2137f3e489 100644 --- a/net/core/net-sysfs.c +++ b/net/core/net-sysfs.c @@ -185,6 +185,22 @@ static ssize_t store_tx_queue_len(struct class_device *dev, const char *buf, siz static CLASS_DEVICE_ATTR(tx_queue_len, S_IRUGO | S_IWUSR, show_tx_queue_len, store_tx_queue_len); +NETDEVICE_SHOW(weight, fmt_dec); + +static int change_weight(struct net_device *net, unsigned long new_weight) +{ + net->weight = new_weight; + return 0; +} + +static ssize_t store_weight(struct class_device *dev, const char *buf, size_t len) +{ + return netdev_store(dev, buf, len, change_weight); +} + +static CLASS_DEVICE_ATTR(weight, S_IRUGO | S_IWUSR, show_weight, + store_weight); + static struct class_device_attribute *net_class_attributes[] = { &class_device_attr_ifindex, @@ -194,6 +210,7 @@ static struct class_device_attribute *net_class_attributes[] = { &class_device_attr_features, &class_device_attr_mtu, &class_device_attr_flags, + &class_device_attr_weight, &class_device_attr_type, &class_device_attr_address, &class_device_attr_broadcast, diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c index 3b1c9fa184a..ba3b0c267f7 100644 --- a/net/ipv6/ip6_tunnel.c +++ b/net/ipv6/ip6_tunnel.c @@ -882,6 +882,7 @@ ip6ip6_tnl_change(struct ip6_tnl *t, struct ip6_tnl_parm *p) t->parms.hop_limit = p->hop_limit; t->parms.encap_limit = p->encap_limit; t->parms.flowinfo = p->flowinfo; + t->parms.link = p->link; ip6ip6_tnl_link_config(t); return 0; } diff --git a/net/sched/Kconfig b/net/sched/Kconfig index b0941186f86..b22c9beb604 100644 --- a/net/sched/Kconfig +++ b/net/sched/Kconfig @@ -405,7 +405,7 @@ config NET_EMATCH_STACK ---help--- Size of the local stack variable used while evaluating the tree of ematches. Limits the depth of the tree, i.e. the number of - encapsulated precedences. Every level requires 4 bytes of addtional + encapsulated precedences. Every level requires 4 bytes of additional stack space. config NET_EMATCH_CMP diff --git a/net/sched/cls_basic.c b/net/sched/cls_basic.c index 0d2d4415f33..dfb300bb6ba 100644 --- a/net/sched/cls_basic.c +++ b/net/sched/cls_basic.c @@ -261,6 +261,9 @@ static int basic_dump(struct tcf_proto *tp, unsigned long fh, rta = (struct rtattr *) b; RTA_PUT(skb, TCA_OPTIONS, 0, NULL); + if (f->res.classid) + RTA_PUT(skb, TCA_BASIC_CLASSID, sizeof(u32), &f->res.classid); + if (tcf_exts_dump(skb, &f->exts, &basic_ext_map) < 0 || tcf_em_tree_dump(skb, &f->ematches, TCA_BASIC_EMATCHES) < 0) goto rtattr_failure; diff --git a/net/sched/em_meta.c b/net/sched/em_meta.c index f1eeaf65cee..48bb23c2a35 100644 --- a/net/sched/em_meta.c +++ b/net/sched/em_meta.c @@ -32,7 +32,7 @@ * +-----------+ +-----------+ * | | * ---> meta_ops[INT][INDEV](...) | - * | | + * | | * ----------- | * V V * +-----------+ +-----------+ @@ -70,6 +70,7 @@ #include <net/dst.h> #include <net/route.h> #include <net/pkt_cls.h> +#include <net/sock.h> struct meta_obj { @@ -284,6 +285,214 @@ META_COLLECTOR(int_rtiif) } /************************************************************************** + * Socket Attributes + **************************************************************************/ + +#define SKIP_NONLOCAL(skb) \ + if (unlikely(skb->sk == NULL)) { \ + *err = -1; \ + return; \ + } + +META_COLLECTOR(int_sk_family) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_family; +} + +META_COLLECTOR(int_sk_state) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_state; +} + +META_COLLECTOR(int_sk_reuse) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_reuse; +} + +META_COLLECTOR(int_sk_bound_if) +{ + SKIP_NONLOCAL(skb); + /* No error if bound_dev_if is 0, legal userspace check */ + dst->value = skb->sk->sk_bound_dev_if; +} + +META_COLLECTOR(var_sk_bound_if) +{ + SKIP_NONLOCAL(skb); + + if (skb->sk->sk_bound_dev_if == 0) { + dst->value = (unsigned long) "any"; + dst->len = 3; + } else { + struct net_device *dev; + + dev = dev_get_by_index(skb->sk->sk_bound_dev_if); + *err = var_dev(dev, dst); + if (dev) + dev_put(dev); + } +} + +META_COLLECTOR(int_sk_refcnt) +{ + SKIP_NONLOCAL(skb); + dst->value = atomic_read(&skb->sk->sk_refcnt); +} + +META_COLLECTOR(int_sk_rcvbuf) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_rcvbuf; +} + +META_COLLECTOR(int_sk_shutdown) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_shutdown; +} + +META_COLLECTOR(int_sk_proto) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_protocol; +} + +META_COLLECTOR(int_sk_type) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_type; +} + +META_COLLECTOR(int_sk_rmem_alloc) +{ + SKIP_NONLOCAL(skb); + dst->value = atomic_read(&skb->sk->sk_rmem_alloc); +} + +META_COLLECTOR(int_sk_wmem_alloc) +{ + SKIP_NONLOCAL(skb); + dst->value = atomic_read(&skb->sk->sk_wmem_alloc); +} + +META_COLLECTOR(int_sk_omem_alloc) +{ + SKIP_NONLOCAL(skb); + dst->value = atomic_read(&skb->sk->sk_omem_alloc); +} + +META_COLLECTOR(int_sk_rcv_qlen) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_receive_queue.qlen; +} + +META_COLLECTOR(int_sk_snd_qlen) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_write_queue.qlen; +} + +META_COLLECTOR(int_sk_wmem_queued) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_wmem_queued; +} + +META_COLLECTOR(int_sk_fwd_alloc) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_forward_alloc; +} + +META_COLLECTOR(int_sk_sndbuf) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_sndbuf; +} + +META_COLLECTOR(int_sk_alloc) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_allocation; +} + +META_COLLECTOR(int_sk_route_caps) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_route_caps; +} + +META_COLLECTOR(int_sk_hashent) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_hashent; +} + +META_COLLECTOR(int_sk_lingertime) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_lingertime / HZ; +} + +META_COLLECTOR(int_sk_err_qlen) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_error_queue.qlen; +} + +META_COLLECTOR(int_sk_ack_bl) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_ack_backlog; +} + +META_COLLECTOR(int_sk_max_ack_bl) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_max_ack_backlog; +} + +META_COLLECTOR(int_sk_prio) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_priority; +} + +META_COLLECTOR(int_sk_rcvlowat) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_rcvlowat; +} + +META_COLLECTOR(int_sk_rcvtimeo) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_rcvtimeo / HZ; +} + +META_COLLECTOR(int_sk_sndtimeo) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_sndtimeo / HZ; +} + +META_COLLECTOR(int_sk_sendmsg_off) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_sndmsg_off; +} + +META_COLLECTOR(int_sk_write_pend) +{ + SKIP_NONLOCAL(skb); + dst->value = skb->sk->sk_write_pending; +} + +/************************************************************************** * Meta value collectors assignment table **************************************************************************/ @@ -293,41 +502,75 @@ struct meta_ops struct meta_value *, struct meta_obj *, int *); }; +#define META_ID(name) TCF_META_ID_##name +#define META_FUNC(name) { .get = meta_##name } + /* Meta value operations table listing all meta value collectors and * assigns them to a type and meta id. */ static struct meta_ops __meta_ops[TCF_META_TYPE_MAX+1][TCF_META_ID_MAX+1] = { [TCF_META_TYPE_VAR] = { - [TCF_META_ID_DEV] = { .get = meta_var_dev }, - [TCF_META_ID_INDEV] = { .get = meta_var_indev }, - [TCF_META_ID_REALDEV] = { .get = meta_var_realdev } + [META_ID(DEV)] = META_FUNC(var_dev), + [META_ID(INDEV)] = META_FUNC(var_indev), + [META_ID(REALDEV)] = META_FUNC(var_realdev), + [META_ID(SK_BOUND_IF)] = META_FUNC(var_sk_bound_if), }, [TCF_META_TYPE_INT] = { - [TCF_META_ID_RANDOM] = { .get = meta_int_random }, - [TCF_META_ID_LOADAVG_0] = { .get = meta_int_loadavg_0 }, - [TCF_META_ID_LOADAVG_1] = { .get = meta_int_loadavg_1 }, - [TCF_META_ID_LOADAVG_2] = { .get = meta_int_loadavg_2 }, - [TCF_META_ID_DEV] = { .get = meta_int_dev }, - [TCF_META_ID_INDEV] = { .get = meta_int_indev }, - [TCF_META_ID_REALDEV] = { .get = meta_int_realdev }, - [TCF_META_ID_PRIORITY] = { .get = meta_int_priority }, - [TCF_META_ID_PROTOCOL] = { .get = meta_int_protocol }, - [TCF_META_ID_SECURITY] = { .get = meta_int_security }, - [TCF_META_ID_PKTTYPE] = { .get = meta_int_pkttype }, - [TCF_META_ID_PKTLEN] = { .get = meta_int_pktlen }, - [TCF_META_ID_DATALEN] = { .get = meta_int_datalen }, - [TCF_META_ID_MACLEN] = { .get = meta_int_maclen }, + [META_ID(RANDOM)] = META_FUNC(int_random), + [META_ID(LOADAVG_0)] = META_FUNC(int_loadavg_0), + [META_ID(LOADAVG_1)] = META_FUNC(int_loadavg_1), + [META_ID(LOADAVG_2)] = META_FUNC(int_loadavg_2), + [META_ID(DEV)] = META_FUNC(int_dev), + [META_ID(INDEV)] = META_FUNC(int_indev), + [META_ID(REALDEV)] = META_FUNC(int_realdev), + [META_ID(PRIORITY)] = META_FUNC(int_priority), + [META_ID(PROTOCOL)] = META_FUNC(int_protocol), + [META_ID(SECURITY)] = META_FUNC(int_security), + [META_ID(PKTTYPE)] = META_FUNC(int_pkttype), + [META_ID(PKTLEN)] = META_FUNC(int_pktlen), + [META_ID(DATALEN)] = META_FUNC(int_datalen), + [META_ID(MACLEN)] = META_FUNC(int_maclen), #ifdef CONFIG_NETFILTER - [TCF_META_ID_NFMARK] = { .get = meta_int_nfmark }, + [META_ID(NFMARK)] = META_FUNC(int_nfmark), #endif - [TCF_META_ID_TCINDEX] = { .get = meta_int_tcindex }, + [META_ID(TCINDEX)] = META_FUNC(int_tcindex), #ifdef CONFIG_NET_CLS_ACT - [TCF_META_ID_TCVERDICT] = { .get = meta_int_tcverd }, - [TCF_META_ID_TCCLASSID] = { .get = meta_int_tcclassid }, + [META_ID(TCVERDICT)] = META_FUNC(int_tcverd), + [META_ID(TCCLASSID)] = META_FUNC(int_tcclassid), #endif #ifdef CONFIG_NET_CLS_ROUTE - [TCF_META_ID_RTCLASSID] = { .get = meta_int_rtclassid }, + [META_ID(RTCLASSID)] = META_FUNC(int_rtclassid), #endif - [TCF_META_ID_RTIIF] = { .get = meta_int_rtiif } + [META_ID(RTIIF)] = META_FUNC(int_rtiif), + [META_ID(SK_FAMILY)] = META_FUNC(int_sk_family), + [META_ID(SK_STATE)] = META_FUNC(int_sk_state), + [META_ID(SK_REUSE)] = META_FUNC(int_sk_reuse), + [META_ID(SK_BOUND_IF)] = META_FUNC(int_sk_bound_if), + [META_ID(SK_REFCNT)] = META_FUNC(int_sk_refcnt), + [META_ID(SK_RCVBUF)] = META_FUNC(int_sk_rcvbuf), + [META_ID(SK_SNDBUF)] = META_FUNC(int_sk_sndbuf), + [META_ID(SK_SHUTDOWN)] = META_FUNC(int_sk_shutdown), + [META_ID(SK_PROTO)] = META_FUNC(int_sk_proto), + [META_ID(SK_TYPE)] = META_FUNC(int_sk_type), + [META_ID(SK_RMEM_ALLOC)] = META_FUNC(int_sk_rmem_alloc), + [META_ID(SK_WMEM_ALLOC)] = META_FUNC(int_sk_wmem_alloc), + [META_ID(SK_OMEM_ALLOC)] = META_FUNC(int_sk_omem_alloc), + [META_ID(SK_WMEM_QUEUED)] = META_FUNC(int_sk_wmem_queued), + [META_ID(SK_RCV_QLEN)] = META_FUNC(int_sk_rcv_qlen), + [META_ID(SK_SND_QLEN)] = META_FUNC(int_sk_snd_qlen), + [META_ID(SK_ERR_QLEN)] = META_FUNC(int_sk_err_qlen), + [META_ID(SK_FORWARD_ALLOCS)] = META_FUNC(int_sk_fwd_alloc), + [META_ID(SK_ALLOCS)] = META_FUNC(int_sk_alloc), + [META_ID(SK_ROUTE_CAPS)] = META_FUNC(int_sk_route_caps), + [META_ID(SK_HASHENT)] = META_FUNC(int_sk_hashent), + [META_ID(SK_LINGERTIME)] = META_FUNC(int_sk_lingertime), + [META_ID(SK_ACK_BACKLOG)] = META_FUNC(int_sk_ack_bl), + [META_ID(SK_MAX_ACK_BACKLOG)] = META_FUNC(int_sk_max_ack_bl), + [META_ID(SK_PRIO)] = META_FUNC(int_sk_prio), + [META_ID(SK_RCVLOWAT)] = META_FUNC(int_sk_rcvlowat), + [META_ID(SK_RCVTIMEO)] = META_FUNC(int_sk_rcvtimeo), + [META_ID(SK_SNDTIMEO)] = META_FUNC(int_sk_sndtimeo), + [META_ID(SK_SENDMSG_OFF)] = META_FUNC(int_sk_sendmsg_off), + [META_ID(SK_WRITE_PENDING)] = META_FUNC(int_sk_write_pend), } }; @@ -396,9 +639,9 @@ static int meta_int_compare(struct meta_obj *a, struct meta_obj *b) /* Let gcc optimize it, the unlikely is not really based on * some numbers but jump free code for mismatches seems * more logical. */ - if (unlikely(a == b)) + if (unlikely(a->value == b->value)) return 0; - else if (a < b) + else if (a->value < b->value) return -1; else return 1; |