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2009-12-16HWPOISON: avoid grabbing the page count multiple times during madvise injectionWu Fengguang
If page is double referenced in madvise_hwpoison() and __memory_failure(), remove_mapping() will fail because it expects page_count=2. Fix it by not grabbing extra page count in __memory_failure(). Signed-off-by: Wu Fengguang <fengguang.wu@intel.com> Signed-off-by: Andi Kleen <ak@linux.intel.com>
2009-12-16HWPOISON: return ENXIO on invalid page numberWu Fengguang
Use a different errno than the usual EIO for invalid page numbers. This is mainly for better reporting for the injector. This also avoids calling action_result() with invalid pfn. Signed-off-by: Wu Fengguang <fengguang.wu@intel.com> Signed-off-by: Andi Kleen <ak@linux.intel.com>
2009-12-16HWPOISON: remove the anonymous entryWu Fengguang
(PG_swapbacked && !PG_lru) pages should not happen. Better to treat them as unknown pages. Signed-off-by: Wu Fengguang <fengguang.wu@intel.com> Signed-off-by: Andi Kleen <ak@linux.intel.com>
2009-12-16page-types: add standard GPL license headerWu Fengguang
Signed-off-by: Wu Fengguang <fengguang.wu@intel.com> Signed-off-by: Andi Kleen <ak@linux.intel.com>
2009-12-16HWPOISON: Be more aggressive at freeing non LRU cachesAndi Kleen
shake_page handles more types of page caches than lru_drain_all() - per cpu page allocator pages - per CPU LRU Stops early when the page became free. Used in followon patches. Signed-off-by: Andi Kleen <ak@linux.intel.com>
2009-12-16HWPOISON: Add Andi Kleen as hwpoison maintainer to MAINTAINERSAndi Kleen
Signed-off-by: Andi Kleen <ak@linux.intel.com>
2009-12-16ACPI: fix for lapic_timer_propagate_broadcast()Hidetoshi Seto
I got following warning on ia64 box: In function 'acpi_processor_power_verify': 642: warning: passing argument 2 of 'smp_call_function_single' from incompatible pointer type This smp_call_function_single() was introduced by a commit f833bab87fca5c3ce13778421b1365845843b976: > @@ -162,8 +162,9 @@ > pr->power.timer_broadcast_on_state = state; > } > > -static void lapic_timer_propagate_broadcast(struct acpi_processor *pr) > +static void lapic_timer_propagate_broadcast(void *arg) > { > + struct acpi_processor *pr = (struct acpi_processor *) arg; > unsigned long reason; > > reason = pr->power.timer_broadcast_on_state < INT_MAX ? > @@ -635,7 +636,8 @@ > working++; > } > > - lapic_timer_propagate_broadcast(pr); > + smp_call_function_single(pr->id, lapic_timer_propagate_broadcast, > + pr, 1); > > return (working); > } The problem is that the lapic_timer_propagate_broadcast() has 2 versions: One is real code that modified in the above commit, and the other is NOP code that used when !ARCH_APICTIMER_STOPS_ON_C3: static void lapic_timer_propagate_broadcast(struct acpi_processor *pr) { } So I got warning because of !ARCH_APICTIMER_STOPS_ON_C3. We really want to do nothing here on !ARCH_APICTIMER_STOPS_ON_C3, so modify lapic_timer_propagate_broadcast() of real version to use smp_call_function_single() in it. Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com> Acked-by: Suresh Siddha <suresh.b.siddha@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
2009-12-16Merge branch 'dock' into releaseLen Brown
Conflicts: drivers/acpi/dock.c Signed-off-by: Len Brown <len.brown@intel.com>
2009-12-16acpi_pad: squish warningAndrew Morton
drivers/acpi/acpi_pad.c: In function 'power_saving_thread': drivers/acpi/acpi_pad.c:103: warning: 'preferred_cpu' may be used uninitialized in this function Cc: Shaohua Li <shaohua.li@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Len Brown <len.brown@intel.com>
2009-12-16block: temporarily disable discard granularityJens Axboe
Commit 86b37281411cf1e9bc0a6b5406c45edb7bd9ea5d adds a check for misaligned stacking offsets, but it's buggy since the defaults are 0. Hence all dm devices that pass in a non-zero starting offset will be marked as misaligned amd dm will complain. A real fix is coming, in the mean time disable the discard granularity check so that users don't worry about dm reporting about misaligned devices. Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
2009-12-16ACPI: dock: minor whitespace and style cleanupsAlex Chiang
Removed some stray whitespaces Added whitespace when needed for legibility Removed unneeded curly braces Removed useless void casts Removed unnecessary local variable initialization Renamed variables to help out with 80-column fixes Signed-off-by: Alex Chiang <achiang@hp.com> Acked-by: Shaohua Li <shaohua.li@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
2009-12-16ACPI: dock: add struct dock_station * directly to platform device dataAlex Chiang
Instead of adding a (struct dock_station **) to our dock device's platform data, we can add the (struct dock_station *) directly. This change saves us some ugly casting and improves readability. The cost of making this change is an extra 290 bytes of stack usage, but this is an infrequently called code-path and unlikely to cause the kernel to blow up. Signed-off-by: Alex Chiang <achiang@hp.com> Acked-by: Shaohua Li <shaohua.li@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
2009-12-16ACPI: dock: dock_add - hoist up platform_device_register_simple()Alex Chiang
Move the call to platform_device_register_simple so that we do it before allocating and initializing our struct dock_station. Signed-off-by: Alex Chiang <achiang@hp.com> Acked-by: Shaohua Li <shaohua.li@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
2009-12-16ACPI: dock: remove global 'dock_device_name'Alex Chiang
We only use it in one spot, so it probably gets optimized out, but there's still no need to use a global variable for this. Signed-off-by: Alex Chiang <achiang@hp.com> Acked-by: Shaohua Li <shaohua.li@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
2009-12-16ACPI: dock: combine add|alloc_dock_dependent_device (v2)Alex Chiang
There's no real need to have a separate allocation step when adding a dock dependent device. Combining the two functions is both logical and helps with legibility. Signed-off-by: Alex Chiang <achiang@hp.com> Acked-by: Shaohua Li <shaohua.li@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
2009-12-16perf report: Generalize perf_session__fprintf_hists()Arnaldo Carvalho de Melo
Pull it out of builtin-report - further changes will be made and it will then be reusable in 'perf diff' as well. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Frédéric Weisbecker <fweisbec@gmail.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> LKML-Reference: <1260914682-29652-4-git-send-email-acme@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-12-16perf symbols: Move symbol filtering to event__preprocess_sample()Arnaldo Carvalho de Melo
So that --dsos, --comm, --symbols can bem used in more tools, like in perf diff: $ perf record -f find / > /dev/null $ perf record -f find / > /dev/null $ perf diff --dsos /lib64/libc-2.10.1.so | head -5 1 +22392124 /lib64/libc-2.10.1.so _IO_vfprintf_internal 2 +6410655 /lib64/libc-2.10.1.so __GI_memmove 3 +1 +9192692 /lib64/libc-2.10.1.so _int_malloc 4 -1 -15158605 /lib64/libc-2.10.1.so _int_free 5 +45669 /lib64/libc-2.10.1.so _IO_new_file_xsputn $ Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Frédéric Weisbecker <fweisbec@gmail.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> LKML-Reference: <1260914682-29652-3-git-send-email-acme@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-12-16perf symbols: Adopt the strlists for dso, commArnaldo Carvalho de Melo
Will be used in perf diff too. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Frédéric Weisbecker <fweisbec@gmail.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> LKML-Reference: <1260914682-29652-2-git-send-email-acme@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-12-16perf symbols: Make symbol_conf globalArnaldo Carvalho de Melo
This simplifies a lot of functions, less stuff to be done by tool writers. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Frédéric Weisbecker <fweisbec@gmail.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> LKML-Reference: <1260914682-29652-1-git-send-email-acme@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-12-15Merge branches 'amso1100', 'cma', 'cxgb3', 'ehca', 'ipath', 'ipoib', 'iser', ↵Roland Dreier
'misc', 'mlx4' and 'nes' into for-next
2009-12-15RDMA/cxgb3: Fix error paths in post_send and post_recvFrank Zago
Always set bad_wr when an immediate error is detected. Return ENOMEM for queue full instead of EINVAL to match other drivers. Signed-off-by: Frank Zago <fzago@systemfabricworks.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
2009-12-16Merge branch 'wmi' into releaseLen Brown
2009-12-16Merge branch 'ipmi' into releaseLen Brown
2009-12-16Merge branch 'dell-wmi' into releaseLen Brown
2009-12-16Merge branch 'debug-aml' into releaseLen Brown
2009-12-16Merge branch 'bugzilla-14782' into releaseLen Brown
2009-12-16Merge branch 'ost' into releaseLen Brown
Conflicts: include/acpi/processor.h Signed-off-by: Len Brown <len.brown@intel.com>
2009-12-15net: sh_eth alignment fix for sh7724 using NET_IP_ALIGN V2Magnus Damm
Fix sh_eth for sh7724 by adding NET_IP_ALIGN support V2. Without this patch the receive data is misaligned. Signed-off-by: Magnus Damm <damm@opensource.se> Signed-off-by: David S. Miller <davem@davemloft.net>
2009-12-15ixgbe: allow tx of pre-formatted vlan tagged packetsGurucharan Shetty
When the 82598 is fed 802.1q packets, it chokes with an error of the form: ixgbe: eth0: ixgbe_tx_csum: partial checksum but proto=81! As the logic there was not smart enough to look into the vlan header to pick out the encapsulated protocol. There are times when we'd like to send these packets out without having to configure a vlan on the interface. Here we check for the vlan tag and allow the packet to go out with the correct hardware checksum. This patch is a clone of a previously submitted patch by Arthur Jones <ajones@riverbed.com> for igb (Commit - fa4a7ef36ec834fee1719636b30d2f28f4cb0166). Signed-off-by: Gurucharan Shetty <gshetty@riverbed.com> Signed-off-by: Arthur Jones <ajones@riverbed.com> Acked-by: Mallikarjuna R Chilakala <mallikarjuna.chilakala@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2009-12-15ixgbe: Fix 82598 premature copper PHY link indicatationMallikarjuna R Chilakala
Modified patch with Dave's comments to replace mdelay with proper msleep. Fix 82598 copper link issue, where the phy prematurely indicates link before it is ready to process packets. The new function looks for phy link and indicates that, when it is available. If phy is not ready within few seconds of MAC indicating link, the function will return failure which translates to link down indication. Signed-off-by: Mallikarjuna R Chilakala <mallikarjuna.chilakala@intel.com> Acked-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2009-12-15ixgbe: Fix tx_restart_queue/non_eop_desc statistics countersMallikarjuna R Chilakala
Fix the restart_queue and non_eop_desc counters from being double-counted. They are cumulative in each ring, so we don't want to add them to the cumulative result in the adapter's master counter. Otherwise, the stats will be inaccurate Signed-off-by: Mallikarjuna R Chilakala <mallikarjuna.chilakala@intel.com> Acked-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2009-12-16acerhdf: add new BIOS versionsPeter Feuerer
Added new BIOS versions for following netbooks: Acer 1410, Gateway LT31, Packard Bell DOA150. As the Gateway LT31 machines have different register values for setting and checking the off-state, the "cmd_off" variable has been splitted up to "cmd_off" and "chk_off". Signed-off-by: Peter Feuerer <peter@piie.net> Cc: Borislav Petkov <petkovbb@gmail.com> Cc: Andreas Mohr <andi@lisas.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Len Brown <len.brown@intel.com>
2009-12-16acpi: thermal: display forced passive trip points in procFrans Pop
Users can force a passive trip point for a thermal zone that does not have _PSV defined in ACPI by setting the passive attribute in sysfs. It's useful to display such trip points in /proc/acpi/thermal_zone. .../TZ1/cooling_mode:<setting not supported> .../TZ1/polling_frequency:polling frequency: 10 seconds .../TZ1/state:state: ok .../TZ1/temperature:temperature: 53 C .../TZ1/trip_points:critical (S5): 110 C .../TZ1/trip_points:passive (forced): 95 C And if not set (passive is 0): .../TZ1/trip_points:passive (forced):<not set> Signed-off-by: Frans Pop <elendil@planet.nl> Acked-by: Zhang Rui <rui.zhang@intel.com> Cc: Matthew Garrett <mjg59@srcf.ucam.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Len Brown <len.brown@intel.com>
2009-12-16ACPI: remove NID_INVALDavid Rientjes
NUMA_NO_NODE has been exported globally and thus it can replace NID_INVAL in the acpi code. Also removes the unused acpi_unmap_pxm_to_node() function. [akpm@linux-foundation.org: coding-style fixes] Cc: Cyrill Gorcunov <gorcunov@openvz.org> Cc: Lee Schermerhorn <Lee.Schermerhorn@hp.com> Reviewed-by: Christoph Lameter <cl@linux-foundation.org> Signed-off-by: David Rientjes <rientjes@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Len Brown <len.brown@intel.com>
2009-12-15Input: ALPS - add interleaved protocol support (Dell E6x00 series)Sebastian Kapfer
Properly handle version of the protocol where standard PS/2 packets from trackpoint are stuffed into middle (byte 3-6) of the standard ALPS packets when both the touchpad and trackpoint are used together. The patch is based on work done by Matthew Chapman and additional research done by David Kubicek and Erik Osterholm: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/296610 Many thanks to David Kubicek for his efforts in researching fine points of this new version of the protocol, especially interaction between pad and stick in these models. Signed-off-by: Sebastian Kapfer <sebastian_kapfer@gmx.net> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
2009-12-16ACPI: Use the return result of ACPI lid notifier chain correctlyZhao Yakui
On some laptops it will return NOTIFY_OK(non-zero) when calling the ACPI LID notifier. Then it is used as the result of ACPI LID resume function, which will complain the following warning message in course of suspend/resume: >PM: Device PNP0C0D:00 failed to resume: error 1 This patch is to eliminate the above warning message. http://bugzilla.kernel.org/show_bug.cgi?id=14782 Signed-off-by: Zhao Yakui <yakui.zhao@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
2009-12-16drm/radeon/kms: fix r100->r500 CS checker for compressed textures. (v2)Dave Airlie
This adds support for compressed textures to the r100->r500 CS checker, it lets me run openarena and the demos in mesa fine. Thanks to Maciej Cencora for initial comments. Changes since v1: fix calculations with Maciej formulas Reviewed-by: Maciej Cencora <m.cencora@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2009-12-16drm/radeon/kms: allow for texture tilingMaciej Cencora
This adds the relocations for texture tiling for KMS. Signed-off-by: Maciej Cencora <m.cencora@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2009-12-16Merge remote branch 'korg/drm-radeon-next' into drm-linusDave Airlie
* korg/drm-radeon-next: drm/radeon/kms: init pm on all chipsets
2009-12-16drm/radeon/kms: init pm on all chipsetsRafał Miłecki
Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2009-12-16Merge remote branch 'nouveau/for-airlied' of /ssd/git/drm-nouveau-next into ↵Dave Airlie
drm-linus * 'nouveau/for-airlied' of /ssd/git/drm-nouveau-next: drm/nouveau: remove use of -ERESTART nouveau: Fix endianness with new context program loader drm/nouveau: fix build with CONFIG_AGP=n drm/nouveau: fix ch7006 build
2009-12-15Input: keyboard - don't override beep with a bellDmitry Torokhov
The commit 66d2a5952eab875f1286e04f738ef029afdaf013 introduces a bug: for every beep requested, a bell is also generated. Reported-by: Paul Martin <pm@debian.org> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
2009-12-16drm/radeon/kms: HDMI support for R600 KMSChristian Koenig
Adding basic HDMI support for R600 KMS, ported from radeonhd ddx. [airlied:- checkpatch cleanups] Signed-off-by: Christian Koenig <deathsimple@vodafone.de> Signed-off-by: Dave Airlie <airlied@redhat.com>
2009-12-16drm/radeon/kms: make sure mc is initialized before mapping blit boAlex Deucher
We need to make sure the the MC is intialized before we map the blit shader object on r6xx+. Signed-off-by: Alex Deucher <alexdeucher@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2009-12-16drm/radeon/kms: Return to userspace on ERESTARTSYSJerome Glisse
radeon_object.h wasn't converted to ERESTARTSYS change. No each time we got an ERESTARTSYS we return to userspace (ie we were interrupted by a signal and we let the userspace reschedule the ioctl). Signed-off-by: Jerome Glisse <jglisse@redhat.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2009-12-16drm/radeon/gem: don't leak a gem object if reserve fails on get tiling (v2)Dave Airlie
Not sure it ever happens in practice, spotted during code review. spare brace snuck in Signed-off-by: Dave Airlie <airlied@redhat.com>
2009-12-16drm/radeon/kms: don't report allocate failure on ERESTARTSYSDave Airlie
if we fail with ERESTARTSYS during alloc, we'll get a retry from userspace so don't report it in dmesg. Signed-off-by: Dave Airlie <airlied@redhat.com>
2009-12-16drm/radeon/kms: Check if bo we got from ttm are radeon object or notJerome Glisse
If they are not radeon object don't do anythings special for them, this avoid rare oops than can happen in a complex use case. [airlied: additional fixups] Signed-off-by: Jerome Glisse <jglisse@redhat.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2009-12-16drm/radeon/kms: If no placement is supplied fallback to systemJerome Glisse
Do as we did before rework, if no placement is supplied at bo creation time, fallback to allocating bo from system ram. This will fix most of the creation failed issue report we got since the rework get merged. Signed-off-by: Jerome Glisse <jglisse@redhat.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2009-12-16drm/ttm: Fix memory type manager debug information printingJerome Glisse
System memory type doesn't have a drm_mm manager associated to it. This patch avoid trying to call drm_mm_debug on unitialized drm_mm when printing debug info on the system memory manager. Signed-off-by: Jerome Glisse <jglisse@redhat.com> Signed-off-by: Dave Airlie <airlied@redhat.com>