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| author | Grant Likely <grant.likely@secretlab.ca> | 2010-01-28 16:38:25 -0500 |
|---|---|---|
| committer | Grant Likely <grant.likely@secretlab.ca> | 2010-01-28 16:38:25 -0500 |
| commit | 0ada0a73120c28cc432bcdbac061781465c2f48f (patch) | |
| tree | d17cadd4ea47e25d9e48e7d409a39c84268fbd27 /kernel/sched_clock.c | |
| parent | 6016a363f6b56b46b24655bcfc0499b715851cf3 (diff) | |
| parent | 92dcffb916d309aa01778bf8963a6932e4014d07 (diff) | |
Merge commit 'v2.6.33-rc5' into secretlab/test-devicetree
Diffstat (limited to 'kernel/sched_clock.c')
| -rw-r--r-- | kernel/sched_clock.c | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/kernel/sched_clock.c b/kernel/sched_clock.c index 479ce5682d7c..5b496132c28a 100644 --- a/kernel/sched_clock.c +++ b/kernel/sched_clock.c | |||
| @@ -236,6 +236,18 @@ void sched_clock_idle_wakeup_event(u64 delta_ns) | |||
| 236 | } | 236 | } |
| 237 | EXPORT_SYMBOL_GPL(sched_clock_idle_wakeup_event); | 237 | EXPORT_SYMBOL_GPL(sched_clock_idle_wakeup_event); |
| 238 | 238 | ||
| 239 | unsigned long long cpu_clock(int cpu) | ||
| 240 | { | ||
| 241 | unsigned long long clock; | ||
| 242 | unsigned long flags; | ||
| 243 | |||
| 244 | local_irq_save(flags); | ||
| 245 | clock = sched_clock_cpu(cpu); | ||
| 246 | local_irq_restore(flags); | ||
| 247 | |||
| 248 | return clock; | ||
| 249 | } | ||
| 250 | |||
| 239 | #else /* CONFIG_HAVE_UNSTABLE_SCHED_CLOCK */ | 251 | #else /* CONFIG_HAVE_UNSTABLE_SCHED_CLOCK */ |
| 240 | 252 | ||
| 241 | void sched_clock_init(void) | 253 | void sched_clock_init(void) |
| @@ -251,17 +263,12 @@ u64 sched_clock_cpu(int cpu) | |||
| 251 | return sched_clock(); | 263 | return sched_clock(); |
| 252 | } | 264 | } |
| 253 | 265 | ||
| 254 | #endif /* CONFIG_HAVE_UNSTABLE_SCHED_CLOCK */ | ||
| 255 | 266 | ||
| 256 | unsigned long long cpu_clock(int cpu) | 267 | unsigned long long cpu_clock(int cpu) |
| 257 | { | 268 | { |
| 258 | unsigned long long clock; | 269 | return sched_clock_cpu(cpu); |
| 259 | unsigned long flags; | 270 | } |
| 260 | 271 | ||
| 261 | local_irq_save(flags); | 272 | #endif /* CONFIG_HAVE_UNSTABLE_SCHED_CLOCK */ |
| 262 | clock = sched_clock_cpu(cpu); | ||
| 263 | local_irq_restore(flags); | ||
| 264 | 273 | ||
| 265 | return clock; | ||
| 266 | } | ||
| 267 | EXPORT_SYMBOL_GPL(cpu_clock); | 274 | EXPORT_SYMBOL_GPL(cpu_clock); |
