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2007-11-17x86: voyager use correct header file nameRandy Dunlap
Fix header file name for Voyager build. In file included from arch/x86/kernel/setup_32.c:61: include/asm-x86/mach-voyager/setup_arch.h:2:26: error: asm/setup_32.h: No such file or directory make[1]: *** [arch/x86/kernel/setup_32.o] Error 1 Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2007-11-17x86: fix bogus memcpy in es7000_check_dsdt()Thomas Gleixner
es7000_check_dst() contains a memcpy from 0, which probably should have been a memset. Remove it and check the retunr value from acpi_get_table_header. Noticed by: Joe Perches <joe@perches.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2007-11-17SELinux: return EOPNOTSUPP not ENOTSUPPEric Paris
ENOTSUPP is not a valid error code in the kernel (it is defined in some NFS internal error codes and has been improperly used other places). In the !CONFIG_SECURITY_SELINUX case though it is possible that we could return this from selinux_audit_rule_init(). This patch just returns the userspace valid EOPNOTSUPP. Signed-off-by: Eric Paris <eparis@redhat.com> Signed-off-by: James Morris <jmorris@namei.org>
2007-11-15Merge branch 'master' of ↵Linus Torvalds
master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 * 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6: [NETFILTER]: Fix NULL pointer dereference in nf_nat_move_storage() [SUNHME]: VLAN support for sunhme [CHELSIO]: Fix skb->dev setting. [NETFILTER]: fix compat_nf_sockopt typo [INET]: Fix potential kfree on vmalloc-ed area of request_sock_queue [VIA_VELOCITY]: Don't oops on MTU change. iwl4965: fix not correctly dealing with hotunplug rt2x00: Fix chipset revision validation iwl3945: place CCK rates in front of OFDM for supported rates mac80211: Fix queuing of scan containing a SSID
2007-11-15Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linusLinus Torvalds
* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: [MIPS] N32 needs to use the compat version of sys_nfsservctl. [MIPS] irq_cpu: use handle_percpu_irq handler to avoid dropping interrupts. [MIPS] Sibyte: Fix name of clocksource. [MIPS] SNI: s/achknowledge/acknowledge/ [MIPS] Makefile: Fix canonical system names [MIPS] vpe: handle halting TCs in an errata safe way. [MIPS] Sibyte: Stop timers before programming next even. [MIPS] Sibyte: Increase minimum oneshot timer interval to two ticks. [MIPS] Lasat: Fix overlap of interrupt number ranges. [MIPS] SNI PCIT CPLUS: workaround for b0rked irq wiring of onboard PCI bus 1 [MIPS] Fix shadow register support. [MIPS] Change get_cycles to always return 0. [MIPS] Fix typo in R3000 TRACE_IRQFLAGS code [MIPS] Sibyte: Replace use of removed IO_SPACE_BASE with IOADDR. [MIPS] iounmap if in vr41xx_pciu_init() pci clock is over 33MHz [MIPS] BCM1480: Remove duplicate acknowledge of timer interrupt. [MIPS] Sibyte: pin timer interrupt to their cores. [MIPS] Qemu: Add early printk, your friend in a cold night. [MIPS] Convert reference to mem_map to pfn_to_page(). [MIPS] Sibyte: resurrect old cache hack.
2007-11-15[MIPS] Lasat: Fix overlap of interrupt number ranges.Yoichi Yuasa
The range of MIPS_CPU IRQ and the range of LASAT IRQ overlap. Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-11-15[MIPS] Fix shadow register support.Ralf Baechle
Shadow register support would not possibly have worked on multicore systems. The support code for it was also depending not on MIPS R2 but VSMP or SMTC kernels even though it makes perfect sense with UP kernels. SR sets are a scarce resource and the expected usage pattern is that users actually hardcode the register set numbers in their code. So fix the allocator by ditching it. Move the remaining CPU probe bits into the generic CPU probe. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-11-15[MIPS] Change get_cycles to always return 0.Ralf Baechle
This avoids us executing an mfc0 c0_count instruction on processors which don't have but also on certain R4000 and R4400 versions where reading from the count register just in the very moment when its value equals c0_compare will result in the timer interrupt getting lost. There is still a number of users of get_cycles remaining outside the arch code: crypto/tcrypt.c: start = get_cycles(); crypto/tcrypt.c: end = get_cycles(); crypto/tcrypt.c: start = get_cycles(); crypto/tcrypt.c: end = get_cycles(); crypto/tcrypt.c: start = get_cycles(); crypto/tcrypt.c: end = get_cycles(); drivers/char/hangcheck-timer.c: return get_cycles(); drivers/char/hangcheck-timer.c: printk("Hangcheck: Using get_cycles().\n"); drivers/char/random.c: sample.cycles = get_cycles(); drivers/input/joystick/analog.c:#define GET_TIME(x) do { x = get_cycles(); } include/linux/arcdevice.h: _x = get_cycles(); \ include/linux/arcdevice.h: _y = get_cycles(); \ mm/slub.c: if (!s->defrag_ratio || get_cycles() % 1024 > s->defrag_ratio) mm/slub.c: p += 64 + (get_cycles() & 0xff) * sizeof(void *); Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-11-15Merge branch 'i2c-for-linus' of git://jdelvare.pck.nerim.net/jdelvare-2.6Linus Torvalds
* 'i2c-for-linus' of git://jdelvare.pck.nerim.net/jdelvare-2.6: i2c/eeprom: Recognize VGN as a valid Sony Vaio name prefix i2c/eeprom: Hide Sony Vaio serial numbers i2c-pasemi: Fix NACK detection i2c-pasemi: Replace obsolete "driverfs" reference with "sysfs" i2c: Make i2c_check_addr static i2c-dev: Unbound new-style i2c clients aren't busy i2c-dev: "how does it work" comments
2007-11-15i2c: Make i2c_check_addr staticJean Delvare
i2c_check_addr is only used inside i2c-core now, so we can make it static and stop exporting it. Thanks to David Brownell for noticing. Signed-off-by: Jean Delvare <khali@linux-fr.org>
2007-11-15[AVR32] Add missing bit in PCCR sysregHaavard Skinnemoen
The enable bit was missing... Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
2007-11-15[AVR32] pcmcia ioaddr_t should be 32 bits on AVR32Haavard Skinnemoen
Define ioaddr_t as u_int on AVR32 just like on ARM and MIPS. Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
2007-11-15[INET]: Fix potential kfree on vmalloc-ed area of request_sock_queuePavel Emelyanov
The request_sock_queue's listen_opt is either vmalloc-ed or kmalloc-ed depending on the number of table entries. Thus it is expected to be handled properly on free, which is done in the reqsk_queue_destroy(). However the error path in inet_csk_listen_start() calls the lite version of reqsk_queue_destroy, called __reqsk_queue_destroy, which calls the kfree unconditionally. Fix this and move the __reqsk_queue_destroy into a .c file as it looks too big to be inline. As David also noticed, this is an error recovery path only, so no locking is required and the lopt is known to be not NULL. reqsk_queue_yank_listen_sk is also now only used in net/core/request_sock.c so we should move it there too. Signed-off-by: Pavel Emelyanov <xemul@openvz.org> Acked-by: Eric Dumazet <dada1@cosmosbay.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-11-14Merge branch 'master' of ↵Linus Torvalds
master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 * 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6: [NET]: rt_check_expire() can take a long time, add a cond_resched() [ISDN] sc: Really, really fix warning [ISDN] sc: Fix sndpkt to have the correct number of arguments [TCP] FRTO: Clear frto_highmark only after process_frto that uses it [NET]: Remove notifier block from chain when register_netdevice_notifier fails [FS_ENET]: Fix module build. [TCP]: Make sure write_queue_from does not begin with NULL ptr [TCP]: Fix size calculation in sk_stream_alloc_pskb [S2IO]: Fixed memory leak when MSI-X vector allocation fails [BONDING]: Fix resource use after free [SYSCTL]: Fix warning for token-ring from sysctl checker [NET] random : secure_tcp_sequence_number should not assume CONFIG_KTIME_SCALAR [IWLWIFI]: Not correctly dealing with hotunplug. [TCP] FRTO: Plug potential LOST-bit leak [TCP] FRTO: Limit snd_cwnd if TCP was application limited [E1000]: Fix schedule while atomic when called from mii-tool. [NETX]: Fix build failure added by 2.6.24 statistics cleanup. [EP93xx_ETH]: Build fix after 2.6.24 NAPI changes. [PKT_SCHED]: Check subqueue status before calling hard_start_xmit
2007-11-14CRIS tlb.h should include linux/pagemap.hJesper Nilsson
Include linux/pagemap.h for release_pages and page_cache_release. Fixes compilation error in arch/cris/mm/init.c when CONFIG_SWAP is unset. Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com> Cc: Mikael Starvik <mikael.starvik@axis.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-14CRISv10 improve and bugfix fasttimerJesper Nilsson
Improve and bugfix CRIS v10 fast timers. - irq_handler_t now only takes two arguments. - Keep interrupts disabled as long as we have a reference to the fasttimer list and only enable them while doing the callback. del_fast_timer may be called from other interrupt context. - Fix bug where debug code could return without calling local_irq_restore. - Use jiffies instead of usec (change from struct timeval to fasttime_t). - Don't initialize static variables to zero. - Remove obsolete #ifndef DECLARE_WAITQUEUE code. - fast_timer_init should be __initcall. - Change status/debug variables to unsigned. - Remove CVS log and CVS id. Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com> Cc: Mikael Starvik <mikael.starvik@axis.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-14CRIS don't include bitops.h in posix_types.hJesper Nilsson
In file included from include/asm/byteorder.h:23, from include/asm-generic/bitops/le.h:5, from include/asm-generic/bitops/ext2-non-atomic.h:4, from include/asm/bitops.h:163, from include/linux/bitops.h:17, from include/asm/posix_types.h:55, from include/linux/posix_types.h:47, from include/linux/types.h:11, from include/linux/capability.h:16, from include/linux/sched.h:49, from arch/cris/kernel/asm-offsets.c:1: include/linux/byteorder/little_endian.h:43: parse error before "__cpu_to_le64p" include/linux/byteorder/little_endian.h:44: warning: return type defaults to `int' include/linux/byteorder/little_endian.h: In function `__cpu_to_le64p': include/linux/byteorder/little_endian.h:45: `__le64' undeclared (first use in this function) Remove include of asm/bitops.h, not needed here, corrects compilation error (__le64 undeclared). Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com> Acked-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-14cris build fixes: corrected and improved NMI and IRQ handlingJesper Nilsson
Corrects compile errors and the following: - Remove oldset parameter from do_signal and do_notify_resume. - Modified to fit new consolidated IRQ handling code. - Reverse check order between external nmi and watchdog nmi to avoid false watchdog oops in case of a glitch on the nmi pin. - Return from an pin-generated NMI the same way as for other interrupts. - Moved blocking of ethernet rx/tx irq from ethernet interrupt handler to low-level asm interrupt handlers. Fixed in the multiple interrupt handler also. - Add space for thread local storage in thread_info struct. - Add NO_DMA to Kconfig, and include arch specific Kconfig using arch independent path. Include subsystem Kconfigs for pcmcia, usb, i2c, rtc and pci. Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com> Acked-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-14cris build fixes: update eth_v10.c ethernet driverJesper Nilsson
New (updated) version of ethernet driver for cris v10. - First steps to simplify and make the MII code more similar between the etrax100 and etraxfs ports. - Start the transmit queue before enabling tx interrupts to avoid race with the first frame. - Flip the comparition statement to stick to physical addresses to avoid phys_to_virt mapping a potential null pointer. This was not an error but the change simplifies debugging of address-space mappings. - Made myPrevRxDesc local to e100_rx since it was only used there. Fixed out of memory handling in e100_rx. If dev_alloc_skb() fails persistently the system is hosed anyway but at least it won't loop in an interrupt handler. - Correct some code formatting issues. - Add defines SET_ETH_ENABLE_LEDS, SET_ETH_DISABLE_LEDS and SET_ETH_AUTONEG used in new cris v10 ethernet driver. Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com> Acked-by: Mikael Starvik <starvik@axis.com> Cc: Jeff Garzik <jeff@garzik.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-14cris build fixes: add baud rate definesJesper Nilsson
Add missing defines for (unsupported) baud rates. Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com> Acked-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-14cris-build-fixes-atomich-needs-compilerh-fixAndrew Morton
Cc: Jesper Nilsson <jesper.nilsson@axis.com> Cc: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-14cris build fixes: atomic.h needs compiler.hJesper Nilsson
Include file linux/compiler.h is needed for 'likely'. Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com> Acked-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-14cris build fixes: hardirq.h: include asm/irq.hJesper Nilsson
Include asm/irq.h to avoid undefined value warning. Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com> Acked-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-14cris build fixes: Add missing syscallsJesper Nilsson
Add missing syscalls to cris architecture. Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com> Acked-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-14cris build fixes: fix csum_tcpudp_magic() declarationJesper Nilsson
Remove int from prototype, no longer needed and causes compile error. Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com> Acked-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-14oprofile: fix oops on x86 32-bitJan Blunck
x86 32-bit isn't saving the stack pointer to pt_regs->esp when an interrupt occurs. Signed-off-by: Jan Blunck <jblunck@suse.de> Tested-by: Robert Fitzsimons <robfitz@273k.net> Cc: Andi Kleen <ak@suse.de> Cc: Ingo Molnar <mingo@elte.hu> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Philippe Elie <phil.el@wanadoo.fr> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-14Fix 64KB blocksize in ext3 directoriesJan Kara
With 64KB blocksize, a directory entry can have size 64KB which does not fit into 16 bits we have for entry lenght. So we store 0xffff instead and convert value when read from / written to disk. The patch also converts some places to use ext3_next_entry() when we are changing them anyway. [akpm@linux-foundation.org: coding-style cleanups] Signed-off-by: Jan Kara <jack@suse.cz> Cc: <linux-ext4@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-14pidns: Place under CONFIG_EXPERIMENTALEric W. Biederman
This is my trivial patch to swat innumerable little bugs with a single blow. After some intensive review (my apologies for not having gotten to this sooner) what we have looks like a good base to build on with the current pid namespace code but it is not complete, and it is still much to simple to find issues where the kernel does the wrong thing outside of the initial pid namespace. Until the dust settles and we are certain we have the ABI and the implementation is as correct as humanly possible let's keep process ID namespaces behind CONFIG_EXPERIMENTAL. Allowing us the option of fixing any ABI or other bugs we find as long as they are minor. Allowing users of the kernel to avoid those bugs simply by ensuring their kernel does not have support for multiple pid namespaces. [akpm@linux-foundation.org: coding-style cleanups] Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Cc: Cedric Le Goater <clg@fr.ibm.com> Cc: Adrian Bunk <bunk@kernel.org> Cc: Jeremy Fitzhardinge <jeremy@goop.org> Cc: Kir Kolyshkin <kir@swsoft.com> Cc: Kirill Korotaev <dev@sw.ru> Cc: Pavel Emelyanov <xemul@openvz.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-14rtc: fall back to requesting only the ports we actually useBjorn Helgaas
Firmware like PNPBIOS or ACPI can report the address space consumed by the RTC. The actual space consumed may be less than the size (RTC_IO_EXTENT) assumed by the RTC driver. The PNP core doesn't request resources yet, but I'd like to make it do so. If/when it does, the RTC_IO_EXTENT request may fail, which prevents the RTC driver from loading. Since we only use the RTC index and data registers at RTC_PORT(0) and RTC_PORT(1), we can fall back to requesting just enough space for those. If the PNP core requests resources, this results in typical I/O port usage like this: 0070-0073 : 00:06 <-- PNP device 00:06 responds to 70-73 0070-0071 : rtc <-- RTC driver uses only 70-71 instead of the current: 0070-0077 : rtc <-- RTC_IO_EXTENT == 8 Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com> Cc: Alessandro Zummo <a.zummo@towertech.it> Cc: David Brownell <david-b@pacbell.net> Cc: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-14I/OAT: Add support for version 2 of ioatdma deviceShannon Nelson
Add support for version 2 of the ioatdma device. This device handles the descriptor chain and DCA services slightly differently: - Instead of moving the dma descriptors between a busy and an idle chain, this new version uses a single circular chain so that we don't have rewrite the next_descriptor pointers as we add new requests, and the device doesn't need to re-read the last descriptor. - The new device has the DCA tags defined internally instead of needing them defined statically. Signed-off-by: Shannon Nelson <shannon.nelson@intel.com> Cc: "Williams, Dan J" <dan.j.williams@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-14revert "Task Control Groups: example CPU accounting subsystem"Andrew Morton
Revert 62d0df64065e7c135d0002f069444fbdfc64768f. This was originally intended as a simple initial example of how to create a control groups subsystem; it wasn't intended for mainline, but I didn't make this clear enough to Andrew. The CFS cgroup subsystem now has better functionality for the per-cgroup usage accounting (based directly on CFS stats) than the "usage" status file in this patch, and the "load" status file is rather simplistic - although having a per-cgroup load average report would be a useful feature, I don't believe this patch actually provides it. If it gets into the final 2.6.24 we'd probably have to support this interface for ever. Cc: Paul Menage <menage@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-14hugetlb: fix i_blocks accountingKen Chen
For administrative purpose, we want to query actual block usage for hugetlbfs file via fstat. Currently, hugetlbfs always return 0. Fix that up since kernel already has all the information to track it properly. Signed-off-by: Ken Chen <kenchen@google.com> Acked-by: Adam Litke <agl@us.ibm.com> Cc: Badari Pulavarty <pbadari@us.ibm.com> Cc: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-14hugetlb: allow bulk updating in hugetlb_*_quota()Adam Litke
Add a second parameter 'delta' to hugetlb_get_quota and hugetlb_put_quota to allow bulk updating of the sbinfo->free_blocks counter. This will be used by the next patch in the series. Signed-off-by: Adam Litke <agl@us.ibm.com> Cc: Ken Chen <kenchen@google.com> Cc: Andy Whitcroft <apw@shadowen.org> Cc: Dave Hansen <haveblue@us.ibm.com> Cc: David Gibson <hermes@gibson.dropbear.id.au> Cc: William Lee Irwin III <wli@holomorphy.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-14hugetlb: follow_hugetlb_page() for write accessAdam Litke
When calling get_user_pages(), a write flag is passed in by the caller to indicate if write access is required on the faulted-in pages. Currently, follow_hugetlb_page() ignores this flag and always faults pages for read-only access. This can cause data corruption because a device driver that calls get_user_pages() with write set will not expect COW faults to occur on the returned pages. This patch passes the write flag down to follow_hugetlb_page() and makes sure hugetlb_fault() is called with the right write_access parameter. [ezk@cs.sunysb.edu: build fix] Signed-off-by: Adam Litke <agl@us.ibm.com> Reviewed-by: Ken Chen <kenchen@google.com> Cc: David Gibson <hermes@gibson.dropbear.id.au> Cc: William Lee Irwin III <wli@holomorphy.com> Cc: Badari Pulavarty <pbadari@us.ibm.com> Signed-off-by: Erez Zadok <ezk@cs.sunysb.edu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-14uml: update address space affected by pud_clearJeff Dike
pud_clear wasn't setting the _PAGE_NEWPAGE bit, fooling tlb_flush into thinking that this area of the address space was up-to-date and not unmapping whatever was covered by the pud. This manifested itself as ldconfig on x86_64 complaining about the first library it looked at not being a valid ELF file. A config file is mapped at 0x4000000, as the only thing mapped under its pud, and unmapped. The unmapping caused a pud_clear, which, due to this bug, didn't actually unmap the config file data on the host. The first library is then mapped at the same location, but is not actually mapped on the host because accesses to it cause no page faults. As a result, ldconfig sees the old config file data. [akpm@linux-foundation.org: coding-style cleanups] Signed-off-by: Jeff Dike <jdike@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-14[TCP]: Fix size calculation in sk_stream_alloc_pskbHerbert Xu
We round up the header size in sk_stream_alloc_pskb so that TSO packets get zero tail room. Unfortunately this rounding up is not coordinated with the select_size() function used by TCP to calculate the second parameter of sk_stream_alloc_pskb. As a result, we may allocate more than a page of data in the non-TSO case when exactly one page is desired. In fact, rounding up the head room is detrimental in the non-TSO case because it makes memory that would otherwise be available to the payload head room. TSO doesn't need this either, all it wants is the guarantee that there is no tail room. So this patch fixes this by adjusting the skb_reserve call so that exactly the requested amount (which all callers have calculated in a precise way) is made available as tail room. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-11-13Merge branch 'release' of git://lm-sensors.org/kernel/mhoffman/hwmon-2.6Linus Torvalds
* 'release' of git://lm-sensors.org/kernel/mhoffman/hwmon-2.6: hwmon: (i5k_amb) Convert macros to C functions hwmon: (w83781d) Add missing curly braces hwmon: (abituguru3) Identify ABit IP35 Pro as such hwmon: (f75375s) pwmX_mode sysfs files writable for f75375 variant hwmon: (f75375s) On n2100 systems, set fans to full speed on boot hwmon: (f75375s) Allow setting up fans with platform_data hwmon: (f75375s) Add new style bindings hwmon: (lm70) Convert semaphore to mutex hwmon: (applesmc) Add support for Mac Pro 2 x Quad-Core hwmon: (abituguru3) Add support for 2 new motherboards hwmon: (ibmpex) Change printk to dev_{info,err} macros hwmon: (i5k_amb) New memory temperature sensor driver hwmon: (f75375s) fix pwm mode setting hwmon: (ibmpex.c) fix NULL dereference hwmon: (sis5595) Split sis5595_attributes_opt hwmon: (sis5595) Add individual alarm files hwmon: (w83627hf) push nr+1 offset into *_REG_FAN macros and simplify hwmon: (w83627hf) hoist nr-1 offset out of show-store-temp-X hwmon: Add power meter spec to Documentation/hwmon/sysfs-interface
2007-11-13Merge branch 'master' of ↵Linus Torvalds
master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 * 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6: (45 commits) [NETFILTER]: xt_time should not assume CONFIG_KTIME_SCALAR [NET]: Move unneeded data to initdata section. [NET]: Cleanup pernet operation without CONFIG_NET_NS [TEHUTI]: Fix incorrect usage of strncat in bdx_get_drvinfo() [MYRI_SBUS]: Prevent that myri_do_handshake lies about ticks. [NETFILTER]: bridge: fix double POSTROUTING hook invocation [NETFILTER]: Consolidate nf_sockopt and compat_nf_sockopt [NETFILTER]: nf_nat: fix memset error [INET]: Use list_head-s in inetpeer.c [IPVS]: Remove unused exports. [NET]: Unexport sysctl_{r,w}mem_max. [TG3]: Update version to 3.86 [TG3]: MII => TP [TG3]: Add A1 revs [TG3]: Increase the PCI MRRS [TG3]: Prescaler fix [TG3]: Limit 5784 / 5764 to MAC LED mode [TG3]: Disable GPHY autopowerdown [TG3]: CPMU adjustments for loopback tests [TG3]: Fix nvram selftest failures ...
2007-11-13Merge branch 'merge' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc * 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: [POWERPC] Silence an annoying boot message [POWERPC] Fix early btext debug on PowerMac [POWERPC] Demote clockevent printk to KERN_DEBUG [POWERPC] Fix CONFIG_SMP=n build error on ppc64 [POWERPC] Avoid unpaired stwcx. on some processors [POWERPC] Fix oops related to 4xx flush_tlb_page modification [POWERPC] cpm: Fix a couple minor issues in cpm_common.c. [POWERPC] Add -mno-spe for ARCH=powerpc builds
2007-11-13[NET]: Move unneeded data to initdata section.Denis V. Lunev
This patch reverts Eric's commit 2b008b0a8e96b726c603c5e1a5a7a509b5f61e35 It diets .text & .data section of the kernel if CONFIG_NET_NS is not set. This is safe after list operations cleanup. Signed-of-by: Denis V. Lunev <den@openvz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-11-12[INET]: Use list_head-s in inetpeer.cPavel Emelyanov
The inetpeer.c tracks the LRU list of inet_perr-s, but makes it by hands. Use the list_head-s for this. Signed-off-by: Pavel Emelyanov <xemul@openvz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-11-13[POWERPC] Avoid unpaired stwcx. on some processorsBecky Bruce
The context switch code in the kernel issues a dummy stwcx. to clear the reservation, as recommended by the architecture. However, some processors can have issues if this stwcx to address A occurs while the reservation is already held to a different address B. To avoid this problem, the dummy stwcx. needs to be paired with a dummy lwarx to the same address. This adds the dummy lwarx, and creates a cpu feature bit to indicate which cpus are affected. Tested on mpc8641_hpcn_defconfig in arch/powerpc; build tested in arch/ppc. Signed-off-by: Becky Bruce <becky.bruce@freescale.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
2007-11-12[INET]: Remove leftover prototypes from include/net/inet_common.hArnaldo Carvalho de Melo
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-11-13Merge branch 'for-2.6.24' of ↵Paul Mackerras
master.kernel.org:/pub/scm/linux/kernel/git/galak/powerpc into merge
2007-11-12Merge branch 'pending' of ↵David S. Miller
master.kernel.org:/pub/scm/linux/kernel/git/vxy/lksctp-dev
2007-11-12[NET]: Add the helper kernel_sock_shutdown()Trond Myklebust
...and fix a couple of bugs in the NBD, CIFS and OCFS2 socket handlers. Looking at the sock->op->shutdown() handlers, it looks as if all of them take a SHUT_RD/SHUT_WR/SHUT_RDWR argument instead of the RCV_SHUTDOWN/SEND_SHUTDOWN arguments. Add a helper, and then define the SHUT_* enum to ensure that kernel users of shutdown() don't get confused. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com> Acked-by: Mark Fasheh <mark.fasheh@oracle.com> Acked-by: David Howells <dhowells@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-11-12[IPV6]: Add ifindex field to ND user option messages.Pierre Ynard
Userland neighbor discovery options are typically heavily involved with the interface on which thay are received: add a missing ifindex field to the original struct. Thanks to Rémi Denis-Courmont. Signed-off-by: Pierre Ynard <linkfanel@yahoo.fr> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-11-12Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-virtio * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-virtio: virtio: Force use of power-of-two for descriptor ring sizes lguest: Fix lguest virtio-blk backend size computation virtio: Fix used_idx wrap-around virtio: more fallout from scatterlist changes. virtio: fix vring_init for 64 bits
2007-11-12Merge branch 'master' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6 * 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (39 commits) [INET]: Small possible memory leak in FIB rules [NETNS]: init dev_base_lock only once [UNIX]: The unix_nr_socks limit can be exceeded [AF_UNIX]: Convert socks to unix_socks in scan_inflight, not in callbacks [AF_UNIX]: Make unix_tot_inflight counter non-atomic [AF_PACKET]: Allow multicast traffic to be caught by ORIGDEV when bonded ssb: Fix PCMCIA-host lowlevel bus access mac80211: fix MAC80211_RCSIMPLE Kconfig mac80211: make "decrypt failed" messages conditional upon MAC80211_DEBUG mac80211: use IW_AUTH_PRIVACY_INVOKED rather than IW_AUTH_KEY_MGMT mac80211: remove unused driver ops mac80211: remove ieee80211_common.h softmac: MAINTAINERS update rfkill: Fix sparse warning rfkill: Use mutex_lock() at register and add sanity check iwlwifi: select proper rate control algorithm mac80211: allow driver to ask for a rate control algorithm mac80211: don't allow registering the same rate control twice rfkill: Use subsys_initcall mac80211: make simple rate control algorithm built-in ...
2007-11-12x86: fix taking DNA during 64bit sigreturnSiddha, Suresh B
restore sigcontext is taking a DNA exception while restoring FP context from the user stack, during the sigreturn. Appended patch fixes it by doing clts() if the app doesn't touch FP during the signal handler execution. This will stop generating a DNA, during the fxrstor in the sigreturn. This improves 64-bit lat_sig numbers by ~30% on my core2 platform. Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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