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2011-05-23Merge branch 'usb-next' of ↵Linus Torvalds184-3402/+14673
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6 * 'usb-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6: (205 commits) USB: EHCI: Remove SPARC_LEON {read,write}_be definitions from ehci.h USB: UHCI: Support big endian GRUSBHC HC sparc: add {read,write}*_be routines USB: UHCI: Add support for big endian descriptors USB: UHCI: Use ACCESS_ONCE rather than using a full compiler barrier USB: UHCI: Add support for big endian mmio usb-storage: Correct adjust_quirks to include latest flags usb/isp1760: Fix possible unlink problems usb/isp1760: Move function isp1760_endpoint_disable() within file. USB: remove remaining usages of hcd->state from usbcore and fix regression usb: musb: ux500: add configuration and build options for ux500 dma usb: musb: ux500: add dma glue layer for ux500 usb: musb: ux500: add dma name for ux500 usb: musb: ux500: add ux500 specific code for gadget side usb: musb: fix compile error usb-storage: fix up the unusual_realtek device list USB: gadget: f_audio: Fix invalid dereference of initdata EHCI: don't rescan interrupt QHs needlessly OHCI: fix regression caused by nVidia shutdown workaround USB: OTG: msm: Free VCCCX regulator even if we can't set the voltage ...
2011-05-23Merge branch 'tty-next' of ↵Linus Torvalds103-517/+3348
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty-2.6 * 'tty-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty-2.6: (48 commits) serial: 8250_pci: add support for Cronyx Omega PCI multiserial board. tty/serial: Fix break handling for PORT_TEGRA tty/serial: Add explicit PORT_TEGRA type n_tracerouter and n_tracesink ldisc additions. Intel PTI implementaiton of MIPI 1149.7. Kernel documentation for the PTI feature. export kernel call get_task_comm(). tty: Remove to support serial for S5P6442 pch_phub: Support new device ML7223 8250_pci: Add support for the Digi/IBM PCIe 2-port Adapter ASoC: Update cx20442 for TTY API change pch_uart: Support new device ML7223 IOH parport: Use request_muxed_region for IT87 probe and lock tty/serial: add support for Xilinx PS UART n_gsm: Use print_hex_dump_bytes drivers/tty/moxa.c: Put correct tty value TTY: tty_io, annotate locking functions TTY: serial_core, remove superfluous set_task_state TTY: serial_core, remove invalid test Char: moxa, fix locking in moxa_write ... Fix up trivial conflicts in drivers/bluetooth/hci_ldisc.c and drivers/tty/serial/Makefile. I did the hci_ldisc thing as an evil merge, cleaning things up.
2011-05-23hwmon: (coretemp) Fix compile error if CONFIG_SMP is not definedGuenter Roeck1-1/+3
cpu_sibling_mask() is not defined unless CONFIG_SMP is defined, so it must not be used directly in the code without ifdef protection. To solve the problem and avoid ifdefs in the code, define for_each_sibling() and use it instead. Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com> Cc: Fenghua Yu <fenghua.yu@intel.com> Cc: Durgadoss R <durgadoss.r@intel.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2011-05-23Merge branch 'timers-for-linus' of ↵Linus Torvalds10-118/+239
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'timers-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: hrtimers: Reorder clock bases hrtimers: Avoid touching inactive timer bases hrtimers: Make struct hrtimer_cpu_base layout less stupid timerfd: Manage cancelable timers in timerfd clockevents: Move C3 stop test outside lock alarmtimer: Drop device refcount after rtc_open() alarmtimer: Check return value of class_find_device() timerfd: Allow timers to be cancelled when clock was set hrtimers: Prepare for cancel on clock was set timers
2011-05-23Merge branch 'for-linus' of ↵Linus Torvalds2-104/+69
git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6 * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6: slub: Deal with hyperthetical case of PAGE_SIZE > 2M slub: Remove node check in slab_free slub: avoid label inside conditional slub: Make CONFIG_DEBUG_PAGE_ALLOC work with new fastpath slub: Avoid warning for !CONFIG_SLUB_DEBUG slub: Remove CONFIG_CMPXCHG_LOCAL ifdeffery slub: Move debug handlign in __slab_free slub: Move node determination out of hotpath slub: Eliminate repeated use of c->page through a new page variable slub: get_map() function to establish map of free objects in a slab slub: Use NUMA_NO_NODE in get_partial slub: Fix a typo in config name
2011-05-23Merge branch 'slab/next' into for-linusPekka Enberg2-104/+69
Conflicts: mm/slub.c
2011-05-23Merge branch 'hwmon-for-linus' of ↵Linus Torvalds23-1442/+3765
git://git.kernel.org/pub/scm/linux/kernel/git/groeck/staging * 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/staging: hwmon: (coretemp) Fix checkpatch errors hwmon: Remove pkgtemp driver hwmon: (coretemp) Merge pkgtemp with coretemp hwmon: (pmbus) Add support for Analog Devices ADM1275 hwmon: (pmbus) Support for TI UCD90xxx series Sequencer and System Health Controllers hwmon: (pmbus) Add support for TI UCD9200 series of PWM System Controllers hwmon: (pmbus) Use device specific function to read fan configuration hwmon: (pmbus) Expand scope of device specific get_status function hwmon: (pmbus) Introduce infrastructure to detect sensors and limit registers hwmon: Driver for MAX16065 System Manager and compatibles hwmon: (sht15) add support for CRC validation hwmon: (sht15) add support for the status register hwmon: (sht15) clean-up the probe function hwmon: (sht15) general code clean-up hwmon: Add support for MAX6642
2011-05-23Merge branch 'perf-urgent-for-linus' of ↵Linus Torvalds18-100/+216
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: perf tools: Fix sample size bit operations perf tools: Fix ommitted mmap data update on remap watchdog: Change the default timeout and configure nmi watchdog period based on watchdog_thresh watchdog: Disable watchdog when thresh is zero watchdog: Only disable/enable watchdog if neccessary watchdog: Fix rounding bug in get_sample_period() perf tools: Propagate event parse error handling perf tools: Robustify dynamic sample content fetch perf tools: Pre-check sample size before parsing perf tools: Move evlist sample helpers to evlist area perf tools: Remove junk code in mmap size handling perf tools: Check we are able to read the event size on mmap
2011-05-23Merge branch 'for-linus' of ↵Linus Torvalds175-257/+254
git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial: (39 commits) b43: fix comment typo reqest -> request Haavard Skinnemoen has left Atmel cris: typo in mach-fs Makefile Kconfig: fix copy/paste-ism for dell-wmi-aio driver doc: timers-howto: fix a typo ("unsgined") perf: Only include annotate.h once in tools/perf/util/ui/browsers/annotate.c md, raid5: Fix spelling error in comment ('Ofcourse' --> 'Of course'). treewide: fix a few typos in comments regulator: change debug statement be consistent with the style of the rest Revert "arm: mach-u300/gpio: Fix mem_region resource size miscalculations" audit: acquire creds selectively to reduce atomic op overhead rtlwifi: don't touch with treewide double semicolon removal treewide: cleanup continuations and remove logging message whitespace ath9k_hw: don't touch with treewide double semicolon removal include/linux/leds-regulator.h: fix syntax in example code tty: fix typo in descripton of tty_termios_encode_baud_rate xtensa: remove obsolete BKL kernel option from defconfig m68k: fix comment typo 'occcured' arch:Kconfig.locks Remove unused config option. treewide: remove extra semicolons ...
2011-05-23Merge branch 'for-linus' of ↵Linus Torvalds29-1351/+755
git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid: (36 commits) HID: hid-multitouch: cosmetic changes, sort classes and devices HID: hid-multitouch: class MT_CLS_STANTUM is redundant with MT_CLS_CONFIDENCE HID: hid-multitouch: add support for Unitec panels HID: hid-multitouch: add support for Touch International panels HID: hid-multitouch: add support for GoodTouch panels HID: hid-multitouch: add support for CVTouch panels HID: hid-multitouch: add support for ActionStar panels HID: hiddev: fix race between hiddev_disconnect and hiddev_release HID: magicmouse: ignore 'ivalid report id' while switching modes HID: fix a crash in hid_report_raw_event() function. HID: hid-multitouch: add support for Elo TouchSystems 2515 IntelliTouch Plus HID: assorted usage updates from hut 1.12 HID: roccat: fix actual/startup profile sysfs attribute in koneplus HID: hid-multitouch: Add support for Lumio panels HID: 'name' and 'phys' in 'struct hid_device' can never be NULL HID: hid-multitouch: add support for Ilitek dual-touch panel HID: picolcd: Avoid compile warning/error triggered by copy_from_user() HID: add support for Logitech G27 wheel HID: hiddev: fix error path in hiddev_read when interrupted HID: add support for Sony Navigation Controller ...
2011-05-23Merge branch 'for-linus' of ↵Linus Torvalds2-7/+3
git://git.kernel.org/pub/scm/linux/kernel/git/jikos/apm * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/apm: apm-emulation: apm_mutex breaks ACK; remove it APM: take over maintainership
2011-05-23Merge branch 'for-linus' of ↵Linus Torvalds185-10516/+24459
git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6 * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6: (346 commits) ASoC: core: Don't set "(null)" as a driver name ALSA: hda - Use LPIB for ATI/AMD chipsets as default Revert "ALSA: hda - Use position_fix=3 as default for AMD chipsets" ASoC: Tegra: Fix compile when debugfs not enabled ASoC: spdif-dit: Add missing MODULE_* SOUND: OSS: Remove Au1550 driver. ALSA: hda - add Intel Panther Point HDMI codec id ALSA: emu10k1 - Add dB range to Bass and Treble for SB Live! ALSA: hda - Remove PCM mixer elements from Virtual Master of realtek ALSA: hda - Fix input-src parse in patch_analog.c ASoC: davinci-mcasp: enable ping-pong SRAM buffers ASoC: add iPAQ hx4700 machine driver ASoC: Asahi Kasei AK4641 codec driver ALSA: hda - Enable Realtek ALC269 codec input layer beep ALSA: intel8x0m: enable AMD8111 modem ALSA: HDA: Add jack detection for HDMI ALSA: sound, core, pcm_lib: fix xrun_log ASoC: Max98095: Move existing NULL check before pointer dereference. ALSA: sound, core, pcm_lib: xrun_log: log also in_interrupt ALSA: usb-audio - Add support for USB X-Fi S51 Pro ...
2011-05-23Merge branch 'x86-urgent-for-linus' of ↵Linus Torvalds4-19/+11
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86: Eliminate various 'set but not used' warnings x86, SMEP: Fix section mismatch warnings x86, amd: Use _safe() msr access for GartTlbWlk disable code
2011-05-23block: move bd_set_size() above rescan_partitions() in __blkdev_get()Tejun Heo1-8/+9
02e352287a4 (block: rescan partitions on invalidated devices on -ENOMEDIA too) relocated partition rescan above explicit bd_set_size() to simplify condition check. As rescan_partitions() does its own bdev size setting, this doesn't break anything; however, rescan_partitions() prints out the following messages when adjusting bdev size, which can be confusing. sda: detected capacity change from 0 to 146815737856 sdb: detected capacity change from 0 to 146815737856 This patch restores the original order and remove the warning messages. stable: Please apply together with 02e352287a4 (block: rescan partitions on invalidated devices on -ENOMEDIA too). Signed-off-by: Tejun Heo <tj@kernel.org> Reported-by: Tony Luck <tony.luck@gmail.com> Tested-by: Tony Luck <tony.luck@gmail.com> Cc: stable@kernel.org Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2011-05-23Merge branch 'kvm-updates/2.6.40' of git://git.kernel.org/pub/scm/virt/kvm/kvmLinus Torvalds34-1093/+3054
* 'kvm-updates/2.6.40' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (131 commits) KVM: MMU: Use ptep_user for cmpxchg_gpte() KVM: Fix kvm mmu_notifier initialization order KVM: Add documentation for KVM_CAP_NR_VCPUS KVM: make guest mode entry to be rcu quiescent state KVM: x86 emulator: Make jmp far emulation into a separate function KVM: x86 emulator: Rename emulate_grpX() to em_grpX() KVM: x86 emulator: Remove unused arg from emulate_pop() KVM: x86 emulator: Remove unused arg from writeback() KVM: x86 emulator: Remove unused arg from read_descriptor() KVM: x86 emulator: Remove unused arg from seg_override() KVM: Validate userspace_addr of memslot when registered KVM: MMU: Clean up gpte reading with copy_from_user() KVM: PPC: booke: add sregs support KVM: PPC: booke: save/restore VRSAVE (a.k.a. USPRG0) KVM: PPC: use ticks, not usecs, for exit timing KVM: PPC: fix exit accounting for SPRs, tlbwe, tlbsx KVM: PPC: e500: emulate SVR KVM: VMX: Cache vmcs segment fields KVM: x86 emulator: consolidate segment accessors KVM: VMX: Avoid reading %rip unnecessarily when handling exceptions ...
2011-05-23Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6Linus Torvalds22-156/+216
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (27 commits) bnx2x: allow device properly initialize after hotplug bnx2x: fix DMAE timeout according to hw specifications bnx2x: properly handle CFC DEL in cnic flow bnx2x: call dev_kfree_skb_any instead of dev_kfree_skb net: filter: move forward declarations to avoid compile warnings pktgen: refactor pg_init() code pktgen: use vzalloc_node() instead of vmalloc_node() + memset() net: skb_trim explicitely check the linearity instead of data_len ipv4: Give backtrace in ip_rt_bug(). net: avoid synchronize_rcu() in dev_deactivate_many net: remove synchronize_net() from netdev_set_master() rtnetlink: ignore NETDEV_RELEASE and NETDEV_JOIN event net: rename NETDEV_BONDING_DESLAVE to NETDEV_RELEASE bridge: call NETDEV_JOIN notifiers when add a slave netpoll: disable netpoll when enslave a device macvlan: Forward unicast frames in bridge mode to lowerdev net: Remove linux/prefetch.h include from linux/skbuff.h ipv4: Include linux/prefetch.h in fib_trie.c netlabel: Remove prefetches from list handlers. drivers/net: add prefetch header for prefetch users ... Fixed up prefetch parts: removed a few duplicate prefetch.h includes, fixed the location of the igb prefetch.h, took my version of the skbuff.h code without the extra parentheses etc.
2011-05-23Merge branch 'exec_rm_compat' of ↵Linus Torvalds3-264/+100
git://git.kernel.org/pub/scm/linux/kernel/git/oleg/misc * 'exec_rm_compat' of git://git.kernel.org/pub/scm/linux/kernel/git/oleg/misc: exec: document acct_arg_size() exec: unify do_execve/compat_do_execve code exec: introduce struct user_arg_ptr exec: introduce get_user_arg_ptr() helper
2011-05-23Merge git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-fixesLinus Torvalds3-3/+32
* git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-fixes: GFS2: Wait properly when flushing the ail list GFS2: Wipe directory hash table metadata when deallocating a directory
2011-05-23Merge branch 'for-linus' of ↵Linus Torvalds2-7/+242
git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-ktest * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-ktest: ktest: Allow options to be used by other options ktest: Create variables for the ktest config files ktest: Reboot after each patchcheck run ktest: Reboot to good kernel after every bisect run ktest: If test failed due to timeout, print that ktest: Fix post install command
2011-05-23hrtimers: Reorder clock basesThomas Gleixner2-7/+7
The ordering of the clock bases is historical due to the CLOCK_REALTIME and CLOCK_MONOTONIC constants. Now the hrtimer bases have their own enumeration due to the gap between CLOCK_MONOTONIC and CLOCK_BOOTTIME. So we can be more clever as most timers end up on the CLOCK_MONOTONIC base due to the virtue of POSIX declaring that relative CLOCK_REALTIME timers are not affected by time changes. In desktop environments this is slowly changing as applications switch to absolute timers, but I've observed empty CLOCK_REALTIME bases often enough. There is no performance penalty or overhead when CLOCK_REALTIME timers are active, but in case they are not we don't skip over a full cache line. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Peter Zijlstra <peterz@infradead.org>
2011-05-23hrtimers: Avoid touching inactive timer basesThomas Gleixner6-19/+29
Instead of iterating over all possible timer bases avoid it by marking the active bases in the cpu base. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Peter Zijlstra <peterz@infradead.org>
2011-05-23hrtimers: Make struct hrtimer_cpu_base layout less stupidThomas Gleixner1-1/+1
In the HIGHRES=y case we access the members at the end of struct hrtimer_cpu_base first and then the one at the beginning. Move the hrtimer data to front, so we have linear progressing access. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Peter Zijlstra <peterz@infradead.org>
2011-05-23timerfd: Manage cancelable timers in timerfdThomas Gleixner5-102/+113
Peter is concerned about the extra scan of CLOCK_REALTIME_COS in the timer interrupt. Yes, I did not think about it, because the solution was so elegant. I didn't like the extra list in timerfd when it was proposed some time ago, but with a rcu based list the list walk it's less horrible than the original global lock, which was held over the list iteration. Requested-by: Peter Zijlstra <peterz@infradead.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Peter Zijlstra <peterz@infradead.org>
2011-05-23perf tools: Fix sample size bit operationsFrederic Weisbecker1-16/+16
What we want is to count the number of bits in the mask, not some other random operation written in the middle of the night. Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/1306148788-6179-2-git-send-email-fweisbec@gmail.com [ Fixed perf_event__names[] alignment which was nearby and hurting my eyes ... ] Signed-off-by: Ingo Molnar <mingo@elte.hu>
2011-05-23perf tools: Fix ommitted mmap data update on remapFrederic Weisbecker1-13/+26
Commit eac9eacee16 "perf tools: Check we are able to read the event size on mmap" brought a check to ensure we can read the size of the event before dereferencing it, and do a remap otherwise to move the buffer forward. However that remap was ommitting all the necessary work to update the new page offset, head, and to unmap previous pages, etc... To fix this, gather all the code that fetches the event in a seperate helper which does all the necessary checks about the header/event size and tells us anytime a remap is needed. Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/1306148788-6179-3-git-send-email-fweisbec@gmail.com Signed-off-by: Ingo Molnar <mingo@elte.hu>
2011-05-23apm-emulation: apm_mutex breaks ACK; remove itPaul Parsons1-5/+0
apm_mutex is locked by a process (e.g. apm -s) at the start of apm_ioctl() and remains locked while pm_suspend() is called. Any subsequent process trying to ACK the suspend (e.g. apmd) is then blocked at the start of apm_ioctl(), causing the suspend to be delayed for 5 seconds in apm_suspend_notifier() while the ACK times out. In short, ACKs don't work. The driver's data structures are sufficiently protected by assorted locks. And pm_suspend() has its own mutex to prevent reentrancy. Consequently there is no obvious requirement for apm_mutex, which evolved from earlier BKL calls. So let's remove it. Signed-off-by: Paul Parsons <lost.distance@yahoo.com> Acked-by: Rafael J. Wysocki <rjw@sisk.pl> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2011-05-23Merge branches 'doc', 'multitouch', 'upstream' and 'upstream-fixes' into ↵Jiri Kosina6300-86086/+197511
for-linus
2011-05-23watchdog: Change the default timeout and configure nmi watchdog period based ↵Mandeep Singh Baines3-7/+18
on watchdog_thresh Before the conversion of the NMI watchdog to perf event, the watchdog timeout was 5 seconds. Now it is 60 seconds. For my particular application, netbooks, 5 seconds was a better timeout. With a short timeout, we catch faults earlier and are able to send back a panic. With a 60 second timeout, the user is unlikely to wait and will instead hit the power button, causing us to lose the panic info. This change configures the NMI period to watchdog_thresh and sets the softlockup_thresh to watchdog_thresh * 2. In addition, watchdog_thresh was reduced to 10 seconds as suggested by Ingo Molnar. Signed-off-by: Mandeep Singh Baines <msb@chromium.org> Cc: Marcin Slusarz <marcin.slusarz@gmail.com> Cc: Don Zickus <dzickus@redhat.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Frederic Weisbecker <fweisbec@gmail.com> Link: http://lkml.kernel.org/r/1306127423-3347-4-git-send-email-msb@chromium.org Signed-off-by: Ingo Molnar <mingo@elte.hu> LKML-Reference: <20110517071642.GF22305@elte.hu>
2011-05-23watchdog: Disable watchdog when thresh is zeroMandeep Singh Baines4-23/+20
This restores the previous behavior of softlock_thresh. Currently, setting watchdog_thresh to zero causes the watchdog kthreads to consume a lot of CPU. In addition, the logic of proc_dowatchdog_thresh and proc_dowatchdog_enabled has been factored into proc_dowatchdog. Signed-off-by: Mandeep Singh Baines <msb@chromium.org> Cc: Marcin Slusarz <marcin.slusarz@gmail.com> Cc: Don Zickus <dzickus@redhat.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Frederic Weisbecker <fweisbec@gmail.com> Link: http://lkml.kernel.org/r/1306127423-3347-3-git-send-email-msb@chromium.org Signed-off-by: Ingo Molnar <mingo@elte.hu> LKML-Reference: <20110517071018.GE22305@elte.hu>
2011-05-23watchdog: Only disable/enable watchdog if neccessaryMandeep Singh Baines1-8/+12
Don't take any action on an unsuccessful write to /proc. Signed-off-by: Mandeep Singh Baines <msb@chromium.org> Cc: Marcin Slusarz <marcin.slusarz@gmail.com> Cc: Don Zickus <dzickus@redhat.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Frederic Weisbecker <fweisbec@gmail.com> Link: http://lkml.kernel.org/r/1306127423-3347-2-git-send-email-msb@chromium.org Signed-off-by: Ingo Molnar <mingo@elte.hu>
2011-05-23watchdog: Fix rounding bug in get_sample_period()Mandeep Singh Baines1-1/+1
In get_sample_period(), softlockup_thresh is integer divided by 5 before the multiplication by NSEC_PER_SEC. This results in softlockup_thresh being rounded down to the nearest integer multiple of 5. For example, a softlockup_thresh of 4 rounds down to 0. Signed-off-by: Mandeep Singh Baines <msb@chromium.org> Cc: Marcin Slusarz <marcin.slusarz@gmail.com> Cc: Don Zickus <dzickus@redhat.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Frederic Weisbecker <fweisbec@gmail.com> Link: http://lkml.kernel.org/r/1306127423-3347-1-git-send-email-msb@chromium.org Signed-off-by: Ingo Molnar <mingo@elte.hu>
2011-05-23b43: fix comment typo reqest -> requestJim Cromie1-2/+2
Recent trivial fix corrected 'occured', but left 'reqest'. codespell needs another dictionary entry. cc: Lucas De Marchi <lucas.demarchi@profusion.mobi> Signed-off-by: Jim Cromie <jim.cromie@gmail.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2011-05-23HID: hid-multitouch: cosmetic changes, sort classes and devicesBenjamin Tissoires2-48/+54
This patch sorts the defs for the MT_CLS. I choose to split generic classes and device specific ones to be able to add more generic classes in the future. It also put eGalax devices at their right place (alphabetically) in mt_devices. Signed-off-by: Benjamin Tissoires <benjamin.tissoires@enac.fr> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2011-05-23Merge branch 'for-linus' of ↵Linus Torvalds27-386/+603
git://git.kernel.org/pub/scm/linux/kernel/git/ryusuke/nilfs2 * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ryusuke/nilfs2: nilfs2: use mark_buffer_dirty to mark btnode or meta data dirty nilfs2: always set back pointer to host inode in mapping->host nilfs2: get rid of NILFS_I_NILFS nilfs2: use list_first_entry nilfs2: use empty_aops for gc-inodes nilfs2: implement resize ioctl nilfs2: add truncation routine of segment usage file nilfs2: add routine to move secondary super block nilfs2: add ioctl which limits range of segment to be allocated nilfs2: zero fill unused portion of super root block nilfs2: super root size should change depending on inode size nilfs2: get rid of private page allocator nilfs2: merge list_del()/list_add_tail() to list_move_tail()
2011-05-23Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/ide-2.6Linus Torvalds5-7/+7
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/ide-2.6: ide/ide-scan-pci.c: Use for_each_pci_dev(). ide: Use linux/mutex.h IDE: ide-floppy, remove unnecessary NULL check drivers/ide/pmac.c: Remove unnecessary casts of pci_get_drvdata ide: fix use after free in ide-acpi
2011-05-23Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-next-2.6Linus Torvalds55-1684/+1553
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-next-2.6: (28 commits) sparc32: fix build, fix missing cpu_relax declaration SCHED_TTWU_QUEUE is not longer needed since sparc32 now implements IPI sparc32,leon: Remove unnecessary page_address calls in LEON DMA API. sparc: convert old cpumask API into new one sparc32, sun4d: Implemented SMP IPIs support for SUN4D machines sparc32, sun4m: Implemented SMP IPIs support for SUN4M machines sparc32,leon: Implemented SMP IPIs for LEON CPU sparc32: implement SMP IPIs using the generic functions sparc32,leon: SMP power down implementation sparc32,leon: added some SMP comments sparc: add {read,write}*_be routines sparc32,leon: don't rely on bootloader to mask IRQs sparc32,leon: operate on boot-cpu IRQ controller registers sparc32: always define boot_cpu_id sparc32: removed unused code, implemented by generic code sparc32: avoid build warning at mm/percpu.c:1647 sparc32: always register a PROM based early console sparc32: probe for cpu info only during startup sparc: consolidate show_cpuinfo in cpu.c sparc32,leon: implement genirq CPU affinity ...
2011-05-23Merge branch 'for-linus' of git://neil.brown.name/mdLinus Torvalds8-534/+535
* 'for-linus' of git://neil.brown.name/md: md: allow resync_start to be set while an array is active. md/raid10: reformat some loops with less indenting. md/raid10: remove unused variable. md/raid10: make more use of 'slot' in raid10d. md/raid10: some tidying up in fix_read_error md/raid1: improve handling of pages allocated for write-behind. md/raid1: try fix_sync_read_error before process_checks. md/raid1: tidy up new functions: process_checks and fix_sync_read_error. md/raid1: split out two sub-functions from sync_request_write md: make error_handler functions more uniform and correct. md/multipath: discard ->working_disks in favour of ->degraded md/raid1: clean up read_balance. md: simplify raid10 read_balance md/bitmap: fix saving of events_cleared and other state. md: reject a re-add request that cannot be honoured. md: Fix race when creating a new md device.
2011-05-23wireless: fix fatal kernel-doc error + warning in mac80211.hRandy Dunlap1-1/+2
Fix new kernel-doc Error and Warning in <net/mac80211.h>: Error(linux-2.6.39-git5/include/net/mac80211.h:550): cannot understand prototype: 'struct ieee80211_sched_scan_ies ' Warning(linux-2.6.39-git5/include/net/mac80211.h:2289): No description found for parameter 'sta' Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2011-05-23x86: setup_smep needs to be __cpuinitLinus Torvalds1-2/+2
The setup_smep function gets calle at resume time too, and is thus not a pure __init function. When marked as __init, it gets thrown out after the kernel has initialized, and when the kernel is suspended and resumed, the code will no longer be around, and we'll get a nice "kernel tried to execute NX-protected page" oops because the page is no longer marked executable. Reported-and-tested-by: Parag Warudkar <parag.lkml@gmail.com> Cc: Fenghua Yu <fenghua.yu@intel.com> Cc: "H. Peter Anvin" <hpa@linux.intel.com> Cc: Ingo Molnar <mingo@elte.hu> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2011-05-23Remove prefetch() from <linux/skbuff.h> and "netlabel_addrlist.h"Linus Torvalds2-8/+7
Commit e66eed651fd1 ("list: remove prefetching from regular list iterators") removed the include of prefetch.h from list.h. The skbuff list traversal still had them. Quoth David Miller: "Please just remove the prefetches. Those are modelled after list.h as I intend to eventually convert SKB list handling to "struct list_head" but we're not there yet. Therefore if we kill prefetches from list.h we should kill it from these things in skbuff.h too." Requested-by: David Miller <davem@davemloft.net> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2011-05-23Add appropriate <linux/prefetch.h> include for prefetch usersPaul Gortmaker38-0/+38
After discovering that wide use of prefetch on modern CPUs could be a net loss instead of a win, net drivers which were relying on the implicit inclusion of prefetch.h via the list headers showed up in the resulting cleanup fallout. Give them an explicit include via the following $0.02 script. ========================================= #!/bin/bash MANUAL="" for i in `git grep -l 'prefetch(.*)' .` ; do grep -q '<linux/prefetch.h>' $i if [ $? = 0 ] ; then continue fi ( echo '?^#include <linux/?a' echo '#include <linux/prefetch.h>' echo . echo w echo q ) | ed -s $i > /dev/null 2>&1 if [ $? != 0 ]; then echo $i needs manual fixup MANUAL="$i $MANUAL" fi done echo ------------------- 8\<---------------------- echo vi $MANUAL ========================================= Signed-off-by: Paul <paul.gortmaker@windriver.com> [ Fixed up some incorrect #include placements, and added some non-network drivers and the fib_trie.c case - Linus ] Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2011-05-23sparc32: fix build, fix missing cpu_relax declarationSam Ravnborg1-0/+1
Fix following sparc (32 bit) build error: CC arch/sparc/kernel/asm-offsets.s In file included from include/linux/seqlock.h:29:0, from include/linux/time.h:8, from include/linux/timex.h:56, from include/linux/sched.h:57, from arch/sparc/kernel/asm-offsets.c:13: include/linux/spinlock.h: In function 'spin_unlock_wait': include/linux/spinlock.h:360:2: error: implicit declaration of function 'cpu_relax' Most likely caused by commit e66eed651fd1 ("list: remove prefetching from regular list iterators") due to include changes. Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
2011-05-23bnx2x: allow device properly initialize after hotplugDmitry Kravkov1-43/+24
Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com> Signed-off-by: Eilon Greenstein <eilong@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2011-05-23bnx2x: fix DMAE timeout according to hw specificationsDmitry Kravkov1-1/+1
Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com> Signed-off-by: Eilon Greenstein <eilong@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2011-05-23bnx2x: properly handle CFC DEL in cnic flowVladislav Zolotarov1-1/+2
Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com> Signed-off-by: Eilon Greenstein <eilong@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2011-05-23bnx2x: call dev_kfree_skb_any instead of dev_kfree_skbVladislav Zolotarov2-3/+3
replace function calls when possible call in both irq/non-irq contexts Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com> Signed-off-by: Eilon Greenstein <eilong@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2011-05-23net: filter: move forward declarations to avoid compile warningsHeiko Carstens1-3/+4
Get rid of this compile warning: In file included from arch/s390/kernel/compat_linux.c:37:0: include/linux/filter.h:139:23: warning: 'struct sk_buff' declared inside parameter list Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2011-05-23pktgen: refactor pg_init() codeWANG Cong1-7/+12
This also shrinks the object size a little. text data bss dec hex filename 28834 186 8 29028 7164 net/core/pktgen.o 28816 186 8 29010 7152 net/core/pktgen.o.AFTER Signed-off-by: WANG Cong <xiyou.wangcong@gmail.com> Cc: "David Miller" <davem@davemloft.net>, Signed-off-by: David S. Miller <davem@davemloft.net>
2011-05-23pktgen: use vzalloc_node() instead of vmalloc_node() + memset()WANG Cong1-2/+1
Signed-off-by: WANG Cong <xiyou.wangcong@gmail.com> Cc: "David S. Miller" <davem@davemloft.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2011-05-23net: skb_trim explicitely check the linearity instead of data_lenEmmanuel Grumbach1-1/+1
The purpose of the check on data_len is to check linearity, so use the inline helper for this. No overhead and more explicit. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>