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Diffstat (limited to 'arch/x86/kernel/trace-clock.c')
| -rw-r--r-- | arch/x86/kernel/trace-clock.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/x86/kernel/trace-clock.c b/arch/x86/kernel/trace-clock.c index ec866aa9591..37cf125a940 100644 --- a/arch/x86/kernel/trace-clock.c +++ b/arch/x86/kernel/trace-clock.c @@ -69,9 +69,7 @@ notrace cycles_t trace_clock_async_tsc_read(void) cycles_t new_tsc, last_tsc; WARN_ON(!async_tsc_refcount || !async_tsc_enabled); - rdtsc_barrier(); new_tsc = get_cycles(); - rdtsc_barrier(); last_tsc = read_last_tsc(); do { if (new_tsc < last_tsc) |