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authorIngo Molnar <mingo@kernel.org>2015-09-05 09:00:30 +0200
committerIngo Molnar <mingo@kernel.org>2015-09-05 09:00:47 +0200
commit95cd2ea7d54b41b0b2828587f108fe270d59eede (patch)
tree623675092834a6a92ac1ef28cc5abb930c9a11b0 /arch/x86/kernel/trace_clock.c
parentx86/alternatives: Make optimize_nops() interrupt safe and synced (diff)
parentMerge branch 'x86-core-for-linus' of git://git.kernel.org/pub/scm/linux/kerne... (diff)
downloadlinux-95cd2ea7d54b41b0b2828587f108fe270d59eede.tar.xz
linux-95cd2ea7d54b41b0b2828587f108fe270d59eede.zip
Merge branch 'linus' into x86/urgent, to be able to merge a dependent fix
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kernel/trace_clock.c')
-rw-r--r--arch/x86/kernel/trace_clock.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/arch/x86/kernel/trace_clock.c b/arch/x86/kernel/trace_clock.c
index 25b993729f9b..80bb24d9b880 100644
--- a/arch/x86/kernel/trace_clock.c
+++ b/arch/x86/kernel/trace_clock.c
@@ -12,10 +12,5 @@
*/
u64 notrace trace_clock_x86_tsc(void)
{
- u64 ret;
-
- rdtsc_barrier();
- rdtscll(ret);
-
- return ret;
+ return rdtsc_ordered();
}