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Peter Zijlstra 0e9f2204cf perf/x86: Fix Userspace RDPMC switch 
The current code forgets to change the CR4 state on the current CPU.
Use on_each_cpu() instead of smp_call_function().

Reported-by: Mark Davies <junk@eslaf.co.uk>
Suggested-by: Mark Davies <junk@eslaf.co.uk>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Cc: fweisbec@gmail.com
Link: http://lkml.kernel.org/n/tip-69efsat90ibhnd577zy3z9gh@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2014-02-09 13:08:25 +01:00
..
alpha arch: Clean up asm/barrier.h implementations using asm-generic/barrier.h 2014-01-12 10:37:15 +01:00
arc arch: Re-sort some Kbuild files to hopefully help avoid some conflicts 2014-01-13 21:56:54 -08:00
arm Merge branch 'timers-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2014-01-20 11:34:26 -08:00
arm64 Merge branch 'core-locking-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2014-01-20 10:23:08 -08:00
avr32 arch: Clean up asm/barrier.h implementations using asm-generic/barrier.h 2014-01-12 10:37:15 +01:00
blackfin arch: Clean up asm/barrier.h implementations using asm-generic/barrier.h 2014-01-12 10:37:15 +01:00
c6x
cris arch: Re-sort some Kbuild files to hopefully help avoid some conflicts 2014-01-13 21:56:54 -08:00
frv arch: Clean up asm/barrier.h implementations using asm-generic/barrier.h 2014-01-12 10:37:15 +01:00
hexagon arch: Re-sort some Kbuild files to hopefully help avoid some conflicts 2014-01-13 21:56:54 -08:00
ia64 Merge branch 'core-locking-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2014-01-20 10:23:08 -08:00
m32r arch: Clean up asm/barrier.h implementations using asm-generic/barrier.h 2014-01-12 10:37:15 +01:00
m68k Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2014-01-20 10:42:08 -08:00
metag Merge branch 'core-locking-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2014-01-20 10:23:08 -08:00
microblaze arch: Re-sort some Kbuild files to hopefully help avoid some conflicts 2014-01-13 21:56:54 -08:00
mips Merge branch 'core-stackprotector-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2014-01-20 10:26:31 -08:00
mn10300 arch: Re-sort some Kbuild files to hopefully help avoid some conflicts 2014-01-13 21:56:54 -08:00
openrisc
parisc Merge branch 'core-locking-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2014-01-20 10:23:08 -08:00
powerpc Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2014-01-20 10:28:30 -08:00
s390 Merge branch 'core-locking-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2014-01-20 10:23:08 -08:00
score arch: Re-sort some Kbuild files to hopefully help avoid some conflicts 2014-01-13 21:56:54 -08:00
sh Merge branch 'core-stackprotector-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2014-01-20 10:26:31 -08:00
sparc Merge branch 'core-locking-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2014-01-20 10:23:08 -08:00
tile arch: Clean up asm/barrier.h implementations using asm-generic/barrier.h 2014-01-12 10:37:15 +01:00
um
unicore32 arch: Clean up asm/barrier.h implementations using asm-generic/barrier.h 2014-01-12 10:37:15 +01:00
x86 perf/x86: Fix Userspace RDPMC switch 2014-02-09 13:08:25 +01:00
xtensa arch: Clean up asm/barrier.h implementations using asm-generic/barrier.h 2014-01-12 10:37:15 +01:00
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