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29eb77825c
linux/arch
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Peter Zijlstra 29eb77825c arch, mm: Remove tlb_fast_mode() 
Since the introduction of preemptible mmu_gather TLB fast mode has been
broken. TLB fast mode relies on there being absolutely no concurrency;
it frees pages first and invalidates TLBs later.

However now we can get concurrency and stuff goes *bang*.

This patch removes all tlb_fast_mode() code; it was found the better
option vs trying to patch the hole by entangling tlb invalidation with
the scheduler.

Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Tony Luck <tony.luck@intel.com>
Reported-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-06-06 10:07:26 +09:00
..
alpha Removal of GENERIC_GPIO for v3.10 2013-05-09 09:59:16 -07:00
arc ARC: lazy dcache flush broke gdb in non-aliasing configs 2013-05-25 14:15:55 +05:30
arm arch, mm: Remove tlb_fast_mode() 2013-06-06 10:07:26 +09:00
arm64 arm64: don't kill the kernel on a bad esr from el0 2013-05-31 16:04:51 +01:00
avr32 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/egtvedt/linux-avr32 2013-05-22 18:06:57 -07:00
blackfin blackfin updates for Linux 3.10 2013-05-10 07:21:16 -07:00
c6x dump_stack: unify debug information printed by show_regs() 2013-04-30 17:04:02 -07:00
cris - Lots of cleanups from Artem, including deletion of some obsolete drivers 2013-05-09 10:15:46 -07:00
frv Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2013-05-01 14:08:52 -07:00
h8300 We get rid of the general module prefix confusion with a binary config option, 2013-05-05 10:58:06 -07:00
hexagon Removal of GENERIC_GPIO for v3.10 2013-05-09 09:59:16 -07:00
ia64 arch, mm: Remove tlb_fast_mode() 2013-06-06 10:07:26 +09:00
m32r Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2013-05-01 14:08:52 -07:00
m68k Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k 2013-06-03 18:09:42 +09:00
metag Removal of GENERIC_GPIO for v3.10 2013-05-09 09:59:16 -07:00
microblaze microblaze: Use static inline functions in cacheflush.h 2013-06-03 11:33:23 +02:00
mips mips/kvm: Use ENOIOCTLCMD to indicate unimplemented ioctls. 2013-06-03 10:58:55 +03:00
mn10300 MN10300: Need pci_iomap() and __pci_ioport_map() defining 2013-05-30 13:38:48 +09:00
openrisc Removal of GENERIC_GPIO for v3.10 2013-05-09 09:59:16 -07:00
parisc parisc: kernel: using strlcpy() instead of strcpy() 2013-06-01 14:29:01 +02:00
powerpc powerpc/cputable: Fix typo on P7+ cputable entry 2013-06-01 09:30:03 +10:00
s390 s390/pgtable: Fix gmap notifier address 2013-05-31 17:23:53 +02:00
score score: remove redundant kcore_list entries 2013-05-25 10:27:27 -07:00
sh Removal of GENERIC_GPIO for v3.10 2013-05-09 09:59:16 -07:00
sparc Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/signal 2013-05-10 09:21:05 -07:00
tile Merge branch 'stable' of git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile 2013-05-09 14:34:58 -07:00
um Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2013-05-07 15:14:53 -07:00
unicore32 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/signal 2013-05-10 09:21:05 -07:00
x86 Merge branch 'fixes' of git://git.kernel.org/pub/scm/virt/kvm/kvm 2013-06-05 09:09:35 +09:00
xtensa Xtensa patchset for v3.10-rc1 2013-05-09 14:38:16 -07:00
.gitignore
Kconfig Merge branch 'core-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2013-05-15 14:04:00 -07:00