From 6d63de8dbcda98511206897562ecfcdacf18f523 Mon Sep 17 00:00:00 2001 From: Andi Kleen Date: Wed, 30 Jan 2008 13:32:39 +0100 Subject: x86: remove get_cycles_sync rdtsc is now speculation-safe, so no need for the sync variants of the APIs. [ mingo@elte.hu: removed the nsec_barrier() complication. ] Signed-off-by: Andi Kleen Signed-off-by: Ingo Molnar Signed-off-by: Thomas Gleixner --- arch/x86/kernel/tsc_sync.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'arch/x86/kernel/tsc_sync.c') diff --git a/arch/x86/kernel/tsc_sync.c b/arch/x86/kernel/tsc_sync.c index 05d8f25de6ae..ace340524c01 100644 --- a/arch/x86/kernel/tsc_sync.c +++ b/arch/x86/kernel/tsc_sync.c @@ -46,7 +46,7 @@ static __cpuinit void check_tsc_warp(void) cycles_t start, now, prev, end; int i; - start = get_cycles_sync(); + start = get_cycles(); /* * The measurement runs for 20 msecs: */ @@ -61,7 +61,7 @@ static __cpuinit void check_tsc_warp(void) */ __raw_spin_lock(&sync_lock); prev = last_tsc; - now = get_cycles_sync(); + now = get_cycles(); last_tsc = now; __raw_spin_unlock(&sync_lock); -- cgit v1.2.3