diff options
Diffstat (limited to 'arch/x86/kernel/tsc_sync.c')
| -rw-r--r-- | arch/x86/kernel/tsc_sync.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/x86/kernel/tsc_sync.c b/arch/x86/kernel/tsc_sync.c index f1714697a09a..0aa5fed8b9e6 100644 --- a/arch/x86/kernel/tsc_sync.c +++ b/arch/x86/kernel/tsc_sync.c | |||
| @@ -62,13 +62,13 @@ static __cpuinit void check_tsc_warp(void) | |||
| 62 | * previous TSC that was measured (possibly on | 62 | * previous TSC that was measured (possibly on |
| 63 | * another CPU) and update the previous TSC timestamp. | 63 | * another CPU) and update the previous TSC timestamp. |
| 64 | */ | 64 | */ |
| 65 | __raw_spin_lock(&sync_lock); | 65 | arch_spin_lock(&sync_lock); |
| 66 | prev = last_tsc; | 66 | prev = last_tsc; |
| 67 | rdtsc_barrier(); | 67 | rdtsc_barrier(); |
| 68 | now = get_cycles(); | 68 | now = get_cycles(); |
| 69 | rdtsc_barrier(); | 69 | rdtsc_barrier(); |
| 70 | last_tsc = now; | 70 | last_tsc = now; |
| 71 | __raw_spin_unlock(&sync_lock); | 71 | arch_spin_unlock(&sync_lock); |
| 72 | 72 | ||
| 73 | /* | 73 | /* |
| 74 | * Be nice every now and then (and also check whether | 74 | * Be nice every now and then (and also check whether |
| @@ -87,10 +87,10 @@ static __cpuinit void check_tsc_warp(void) | |||
| 87 | * we saw a time-warp of the TSC going backwards: | 87 | * we saw a time-warp of the TSC going backwards: |
| 88 | */ | 88 | */ |
| 89 | if (unlikely(prev > now)) { | 89 | if (unlikely(prev > now)) { |
| 90 | __raw_spin_lock(&sync_lock); | 90 | arch_spin_lock(&sync_lock); |
| 91 | max_warp = max(max_warp, prev - now); | 91 | max_warp = max(max_warp, prev - now); |
| 92 | nr_warps++; | 92 | nr_warps++; |
| 93 | __raw_spin_unlock(&sync_lock); | 93 | arch_spin_unlock(&sync_lock); |
| 94 | } | 94 | } |
| 95 | } | 95 | } |
| 96 | WARN(!(now-start), | 96 | WARN(!(now-start), |