]> git.baikalelectronics.ru Git - kernel.git/commit
x86: pvclock: make sure rdtsc doesnt speculate out of region
authorMarcelo Tosatti <mtosatti@redhat.com>
Wed, 28 Nov 2012 01:28:49 +0000 (23:28 -0200)
committerMarcelo Tosatti <mtosatti@redhat.com>
Wed, 28 Nov 2012 01:29:06 +0000 (23:29 -0200)
commit84da818444de8665f83779b75550d20231a40f9d
tree8b62c15388702fba531d55da29d988c274df0236
parent65f2b9c949c45636bd9a6bc0af6ffbc4dd93d96f
x86: pvclock: make sure rdtsc doesnt speculate out of region

Originally from Jeremy Fitzhardinge.

pvclock_get_time_values, which contains the memory barriers
will be removed by next patch.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
arch/x86/kernel/pvclock.c