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* 'msm-fix' of git://codeaurora.org/quic/kernel/davidb/linux-msm:
msm: timer: Fix DGT rate on 8960 and 8660
msm: timer: compensate for timer shift in msm_read_timer_count
msm: timer: Fix SMP build error
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The DGT runs at 27 MHz divided by 4 on 8660 and 8960.
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: David Brown <davidb@codeaurora.org>
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* 'stable/bug.fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen:
xen/setup: Fix for incorrect xen_extra_mem_start.
xen: When calling power_off, don't call the halt function.
xen: Fix compile warning when CONFIG_SMP is not defined.
xen: support CONFIG_MAXSMP
xen: partially revert "xen: set max_pfn_mapped to the last pfn mapped"
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* 'kvm-updates/3.0' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
KVM: Fix register corruption in pvclock_scale_delta
KVM: MMU: fix opposite condition in mapping_level_dirty_bitmap
KVM: VMX: do not overwrite uptodate vcpu->arch.cr3 on KVM_SET_SREGS
KVM: MMU: Fix build warnings in walk_addr_generic()
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The 128-bit multiply in pvclock.h was missing an output constraint for
EDX which caused a register corruption to appear. Thanks to Ulrich for
diagnosing the EDX corruption and Avi for providing this fix.
Signed-off-by: Zachary Amsden <zamsden@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
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The condition is opposite, it always maps huge page for the dirty tracked page
Reported-by: Steve <stefan.bosak@gmail.com>
Signed-off-by: Steve <stefan.bosak@gmail.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
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Only decache guest CR3 value if vcpu->arch.cr3 is stale.
Fixes loadvm with live guest.
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Tested-by: Markus Schade <markus.schade@gmail.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
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On 3.0-rc1 I get
In file included from arch/x86/kvm/mmu.c:2856:
arch/x86/kvm/paging_tmpl.h: In function ‘paging32_walk_addr_generic’:
arch/x86/kvm/paging_tmpl.h:124: warning: ‘ptep_user’ may be used uninitialized in this function
In file included from arch/x86/kvm/mmu.c:2852:
arch/x86/kvm/paging_tmpl.h: In function ‘paging64_walk_addr_generic’:
arch/x86/kvm/paging_tmpl.h:124: warning: ‘ptep_user’ may be used uninitialized in this function
caused by 6e2ca7d1802bf8ed9908435e34daa116662e7790. According to Takuya
Yoshikawa, ptep_user won't be used uninitialized so shut up gcc.
Cc: Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>
Link: http://lkml.kernel.org/r/20110530094604.GC21833@liondog.tnic
Signed-off-by: Borislav Petkov <bp@alien8.de>
Signed-off-by: Avi Kivity <avi@redhat.com>
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Commit 916f676f8dc started reserving boot service code since some systems
require you to keep that code around until SetVirtualAddressMap is called.
However, in some cases those areas will overlap with reserved regions.
The proper medium-term fix is to fix the bootloader to prevent the
conflicts from occurring by moving the kernel to a better position,
but the kernel should check for this possibility, and only reserve regions
which can be reserved.
Signed-off-by: Maarten Lankhorst <m.b.lankhorst@gmail.com>
Link: http://lkml.kernel.org/r/4DF7A005.1050407@gmail.com
Acked-by: Matthew Garrett <mjg@redhat.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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Some msm targets have timers whose lower bits are unreliable. So, we
present our timers as lower frequency than they actually are, and ignore
the bottom 5 bits on such targets. This compensation was erroneously
removed from the msm_read_timer_count function, so restore it.
This was broken by 94790ec25 "msm: timer: SMP timer support for msm".
Signed-off-by: Jeff Ohlstein <johlstei@codeaurora.org>
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* 'gpio/merge' of git://git.secretlab.ca/git/linux-2.6:
gpio: add GPIOF_ values regardless on kconfig settings
gpio: include linux/gpio.h where needed
gpio/omap4: Fix missing interrupts during device wakeup due to IOPAD.
* 'spi/merge' of git://git.secretlab.ca/git/linux-2.6:
spi/bfin_spi: fix handling of default bits per word setting
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* 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6:
OMAP1: PM: register notifiers with generic clock ops even when !PM_RUNTIME
omap: pandora: fix NAND support
OMAP: PM: omap_device: fix device power domain callbacks
OMAP: PM debug: fix section mismatch warnings
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The earlier attempts (24bdb0b62cc82120924762ae6bc85afc8c3f2b26)
at fixing this problem caused other problems to surface (PV guests
with no PCI passthrough would have SWIOTLB turned on - which meant
64MB of precious contingous DMA32 memory being eaten up per guest).
The problem was: "on xen we add an extra memory region at the end of
the e820, and on this particular machine this extra memory region
would start below 4g and cross over the 4g boundary:
[0xfee01000-0x192655000)
Unfortunately e820_end_of_low_ram_pfn does not expect an
e820 layout like that so it returns 4g, therefore initial_memory_mapping
will map [0 - 0x100000000), that is a memory range that includes some
reserved memory regions."
The memory range was the IOAPIC regions, and with the 1-1 mapping
turned on, it would map them as RAM, not as MMIO regions. This caused
the hypervisor to complain. Fortunately this is experienced only under
the initial domain so we guard for it.
Acked-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
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* 'sh-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-3.x:
sh: sh7724: Add USBHS DMAEngine support
sh: ecovec: Add renesas_usbhs support
sh, exec: remove redundant set_fs(USER_DS)
drivers: sh: resume enabled clocks fix
dmaengine: shdma: SH_DMAC_MAX_CHANNELS message fix
sh: Fix up xchg/cmpxchg corruption with gUSA RB.
sh: Remove compressed kernel libgcc dependency.
sh: fix wrong icache/dcache address-array start addr in cache-debugfs.
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* 'rmobile-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-3.x:
ARM: mach-shmobile: mackerel: tidyup usbhs driver settings
ARM: mach-shmobile: Correct SCIF port types for SH7367.
ARM: mach-shmobile: sh73a0 gic_arch_extn.irq_set_wake() fix
ARM: mach-shmobile: Mackerel USB platform data update
ARM: mach-shmobile: AG5EVM SDHI1 platform data update
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Some files use GPIOF_ macros but don't include the header file
for them. These macros are being moved to <linux/gpio.h>, so add
includes for <linux/gpio.h> where needed.
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
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Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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* 'fixes' of master.kernel.org:/home/rmk/linux-2.6-arm:
ARM: footbridge: fix clock event support
ARM: footbridge: fix debug macros
ARM: initrd: disable initrds outside of memory
ARM: extend Code: line by one 16-bit quantity for Thumb instructions
ARM: 6955/1: cmpxchg syscall should data abort if page not write
ARM: 6954/1: zImage: fix Thumb2 breakage
ARM: 6953/1: DT: don't try to access physical address zero
ARM: 6949/2: mach-u300: fix compilaton warning in IO accessors
Revert "ARM: 6944/1: mm: allow ASID 0 to be allocated to tasks"
Revert "ARM: 6943/1: mm: use TTBR1 instead of reserved context ID"
davinci: make PCM platform devices static
arm: davinci: Fix fallout from generic irq chip conversion
ARM: 6894/1: mmci: trigger card detect IRQs on falling and rising edges
ARM: 6952/1: fix lockdep warning of "unannotated irqs-off"
ARM: 6951/1: include .bss in memory layout information
ARM: 6948/1: Fix .size directives for __arm{7,9}tdmi_proc_info
ARM: 6947/2: mach-u300: fix compilation error in timer
ARM: 6946/1: vexpress: move v2m clock init to init_early
ARM: mx51/sdma: Check the chip revision in run-time
arm: mxs: include asm/processor.h for cpu_relax()
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Fix several security issues in Alpha-specific syscalls. Untested, but
mostly trivial.
1. Signedness issue in osf_getdomainname allows copying out-of-bounds
kernel memory to userland.
2. Signedness issue in osf_sysinfo allows copying large amounts of
kernel memory to userland.
3. Typo (?) in osf_getsysinfo bounds minimum instead of maximum copy
size, allowing copying large amounts of kernel memory to userland.
4. Usage of user pointer in osf_wait4 while under KERNEL_DS allows
privilege escalation via writing return value of sys_wait4 to kernel
memory.
Signed-off-by: Dan Rosenberg <drosenberg@vsecurity.com>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: Matt Turner <mattst88@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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RTC_CLASS is changed to bool, so 'm' is invalid.
Signed-off-by: Wanlong Gao <wanlong.gao@gmail.com>
Acked-by: Mike Frysinger <vapier@gentoo.org>
Acked-by: Wolfram Sang <w.sang@pengutronix.de>
Acked-by: Hans-Christian Egtvedt <hans-christian.egtvedt@atmel.com>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Guan Xuetao <gxt@mprc.pku.edu.cn>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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.. As it won't actually power off the machine.
Reported-by: Sven Köhler <sven.koehler@gmail.com>
Tested-by: Sven Köhler <sven.koehler@gmail.com>
Signed-off-by: Tom Goetz <tom.goetz@virtualcomputer.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
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The MAXSMP config option requires CPUMASK_OFFSTACK, which in turn
requires we init the memory for the maps while we bring up the cpus.
MAXSMP also increases NR_CPUS to 4096. This increase in size exposed an
issue in the argument construction for multicalls from
xen_flush_tlb_others. The args should only need space for the actual
number of cpus.
Also in 2.6.39 it exposes a bootup problem.
BUG: unable to handle kernel NULL pointer dereference at (null)
IP: [<ffffffff8157a1d3>] set_cpu_sibling_map+0x123/0x30d
...
Call Trace:
[<ffffffff81039a3f>] ? xen_restore_fl_direct_reloc+0x4/0x4
[<ffffffff819dc4db>] xen_smp_prepare_cpus+0x36/0x135
..
CC: stable@kernel.org
Signed-off-by: Andrew Jones <drjones@redhat.com>
[v2: Updated to compile on 3.0]
[v3: Updated to compile when CONFIG_SMP is not defined]
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
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- usb0 pipe is same as default. own pipe config is not needed
- usb1 lost get_id function
Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com>
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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[ Also from Ben Hutchings <ben@decadent.org.uk> and Vitaliy Ivanov
<vitalivanov@gmail.com> ]
Commit 06ae40ce073d ("x86 idle: EXPORT_SYMBOL(default_idle, pm_idle)
only when APM demands it") removed the export for pm_idle/default_idle
unless the apm module was modularised and CONFIG_APM_CPU_IDLE was set.
But the apm module uses pm_idle/default_idle unconditionally,
CONFIG_APM_CPU_IDLE only affects the bios idle threshold. Adjust the
export accordingly.
[ Used #ifdef instead of #if defined() as it's shorter, and what both
Ben and Vitaliy used.. Andy, you're out-voted ;) - Linus ]
Reported-by: Randy Dunlap <randy.dunlap@oracle.com>
Acked-by: Jiri Kosina <jkosina@suse.cz>
Acked-by: Ingo Molnar <mingo@elte.hu>
Acked-by: Len Brown <len.brown@intel.com>
Signed-off-by: Andy Whitcroft <apw@canonical.com>
Signed-off-by: Vitaliy Ivanov <vitalivanov@gmail.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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* 'for-linus-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu:
m68k: use kernel processor defines for conditional optimizations
m68knommu: create config options for CPU classes
m68knommu: fix linker script exported name sections
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* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/egtvedt/avr32-2.6:
avr32, exec: remove redundant set_fs(USER_DS)
avr32: make intc_resume() return void to conform to syscore_ops
avr32: add some more at91 to cpu.h definition
avr32: set CONFIG_CC_OPTIMIZE_FOR_SIZE=y for all defconfigs
avr32/at32ap: fix mapping of platform device id for USART
avr32: fix use of non-existing portnr variable in at32_map_usart()
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* 'drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6:
drm: Compare only lower 32 bits of framebuffer map offsets
drm/i915: Don't leak in i915_gem_shmem_pread_slow()
drm/radeon/kms: do bounds checking for 3D_LOAD_VBPNTR and bump array limit
drm/radeon/kms: fix mac g5 quirk
x86/uv/x2apic: update for change in pci bridge handling.
alpha, drm: Remove obsolete Alpha support in MGA DRM code
alpha/drm: Cleanup Alpha support in DRM generic code
savage: remove unnecessary if statement
drm/radeon: fix GUI idle IH debug statements
drm/radeon/kms: check modes against max pixel clock
drm: fix fbs in DRM_IOCTL_MODE_GETRESOURCES ioctl
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When runtime PM is disabled, device clocks need to be enabled on
device add and disabled on device remove. This currently is not
happening because in the !PM_RUNTIME case, no notifiers are registered
for OMAP1 devices.
Fix this by ensuring notifiers are registered, even in the !PM_RUNTIME case.
Reported-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Tested-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Signed-off-by: Kevin Hilman <khilman@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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The address limit is already set in flush_old_exec() so this
set_fs(USER_DS) is redundant.
Signed-off-by: Mathias Krause <minipli@googlemail.com>
Signed-off-by: Hans-Christian Egtvedt <hans-christian.egtvedt@atmel.com>
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This patch removes the unneeded, and now wrong, return 0 from intc_resume() and
lets the function return void instead. This matches the resume callback in
struct syscore_ops.
Signed-off-by: Hans-Christian Egtvedt <hans-christian.egtvedt@atmel.com>
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Somme common drivers will need those at91 cpu_is_xxx() definitions.
Those definitions are already in Linus' tree so if we want to use them
in common drivers, we will need them in AVR32 cpu.h file.
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Hans-Christian Egtvedt <hans-christian.egtvedt@atmel.com>
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This patch makes sure the kconfig option CC_OPTIMIZE_FOR_SIZE is set to yes for
all default configuration files. This ensures the kernel is optimized for size,
and avoids potential relocation truncated to fit problems.
Signed-off-by: Hans-Christian Egtvedt <hans-christian.egtvedt@atmel.com>
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This patch will fix the mapping of the platform device id when mapping USART
peripheral ID to UART platform device id. Not setting the platform device id
will in most cases (when you map USART > 0 to UART 0) make the console not
available.
Signed-off-by: Hans-Christian Egtvedt <hans-christian.egtvedt@atmel.com>
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This patch fixes the use of the non-existing portnr variable in
at32_map_usart() to use the provided line number instead. Typo was introduced
in commit 2b348e2f82f532e3aff8e0ce9293033b3294c1e0.
Signed-off-by: Hans-Christian Egtvedt <hans-christian.egtvedt@atmel.com>
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The address limit is already set in flush_old_exec() so those calls to
set_fs(USER_DS) are redundant.
Signed-off-by: Mathias Krause <minipli@googlemail.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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While SH7377 and others were updated to properly use SCIFA/B port types,
SH7367 was left behind. Fix it up accordingly.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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Initialize ->irq_set_wake() in gic_arch_extn to unbreak wake
up from the KEYSC device on AG5EVM in case of Suspend-to-RAM.
Without this patch "echo mem > /sys/power/state" and a key
press results in the following message on resume:
WARNING: at kernel/irq/manage.c:507 irq_set_irq_wake+0x7c/0xd8()
Unbalanced IRQ 103 wake disable
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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This patch updates the board specific USB support
code for the sh7372 Mackerel board.
With this patch applied port CN22 is driven by the
recently added renesas_usbhs driver using the first
USB controller included in sh7372 aka USBHS0.
Hotplugging of USBHS0 unfortunately has to be
handled by software polling. The sh7372 SoC itself
obviously supports hotplug notification by IRQ but
on the Mackerel board this IRQ happens to be used
for the touch screen.
Also fix the pinmux configuration to avoid setting
up unused pins and fix minor spelling errors.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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Add a flag for SDHI1 to enable SDIO IRQ, and remove DMA Engine
slave id:s to disable DMA as a workaround.
Tested on sh73a0/AG5EVM with a BCM4318-based SDIO card.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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Older m68k-linux compilers will include pre-defined symbols that
confuse what processor it is being targeted for. For example gcc-4.1.2
will pre-define __mc68020__ even if you specify the target processor
as -m68000 on the gcc command line. Newer versions of gcc have this
corrected.
In a few places the m68k code uses defined(__mc68020__) for optimizations
that include instructions that are specific to the CPU 68020 and above.
When compiling with older compilers this will be true even when we have
selected to compile for the older 68000 processors.
Switch to using the kernel processor defines, CONFIG_M68020 and friends.
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
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There are 3 families of CPU core types that we support in the m68knommu
architecture branch. They are
. traditional 68000
. CPU32 (a 68020 core derivative without MMU or bitfield instructions)
. ColdFire
It will be useful going forward to have a CONFIG_ option defined for
each type. We already have one for ColdFire (CONFIG_COLDFIRE), so add
for the other 2 families, CONFIG_M68000 and CONFIG_MCPU32.
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
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The recent commit titled "module: Sort exported symbols" (f02e8a65)
changed the exported symbol name sections. Bring the m68knommu linker
script into line with those changes - including the sorting of the
symbol names.
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
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When I added 3448a19da479b6bd1e28e2a2be9fa16c6a6feb39
I forgot about the special uv handling code for this, so this
patch fixes it up.
Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Acked-by: Ingo Molnar
Signed-off-by: Dave Airlie <airlied@redhat.com>
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* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
ftrace: Revert 8ab2b7efd ftrace: Remove unnecessary disabling of irqs
kprobes/trace: Fix kprobe selftest for gcc 4.6
ftrace: Fix possible undefined return code
oprofile, dcookies: Fix possible circular locking dependency
oprofile: Fix locking dependency in sync_start()
oprofile: Free potentially owned tasks in case of errors
oprofile, x86: Add comments to IBS LVT offset initialization
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* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
x86: devicetree: Add missing early_init_dt_setup_initrd_arch stub
x86: cpu-hotplug: Prevent softirq wakeup on wrong CPU
* 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
genirq: Prevent potential NULL dereference in irq_set_irq_wake()
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* 's5p-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung:
ARM: S3C2410: remove the now empty mach-s3c2410/irq.c
ARM: S3C24XX: Move s3c24xx_irq_syscore_ops to plat-s3c24xx/irq.c
ARM: S3C24xx: Fix missing struct for s3c2410_dma_chan
ARM: SAMSUNG: Remove unused onenand plat functions
ARM: EXYNOS4: Remove compiler warning on exynos4_pwm4_resume
ARM: S5P: Fix compilation error for exynos4_defconfig
ARM: S5P: Should be S3C_VA_USB_HSPHY instead of S5P_VA_XX
ARM: S5P64X0: Fix SPI platform device name
ARM: S5PV210: Fix possible null pointer dereference
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Linus Torvalds
Stephen Boyd
Zachary Amsden
Steve
Marcelo Tosatti
Borislav Petkov
Maarten Lankhorst
Jeff Ohlstein
Konrad Rzeszutek Wilk
Randy Dunlap
Kuninori Morimoto
Dan Rosenberg
Wanlong Gao
Tom Goetz
Andrew Jones
Kuninori Morimoto
Andy Whitcroft
Tony Lindgren
Kevin Hilman
Mathias Krause
Hans-Christian Egtvedt
Nicolas Ferre
Paul Mundt
Magnus Damm
Greg Ungerer
Dave Airlie