diff options
author | Len Brown <len.brown@intel.com> | 2011-01-12 18:06:19 -0500 |
---|---|---|
committer | Len Brown <len.brown@intel.com> | 2011-01-12 18:06:19 -0500 |
commit | 43952886f0b8b3c344c3392b88de067d5fa5419a (patch) | |
tree | c1a738f11a479246c09976902be5b73aaf731722 /arch/x86/kernel/process.c | |
parent | 56dbed129df3fdd4caf9018b6e7599ee258a5420 (diff) | |
parent | f77cfe4ea21760268c0277fa3e4b02dfd2a2c2f4 (diff) |
Merge branch 'cpuidle-perf-events' into idle-test
Diffstat (limited to 'arch/x86/kernel/process.c')
-rw-r--r-- | arch/x86/kernel/process.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index 7c23a0cd3eb9..d8286ed54ffa 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c | |||
@@ -381,6 +381,8 @@ void default_idle(void) | |||
381 | else | 381 | else |
382 | local_irq_enable(); | 382 | local_irq_enable(); |
383 | current_thread_info()->status |= TS_POLLING; | 383 | current_thread_info()->status |= TS_POLLING; |
384 | trace_power_end(smp_processor_id()); | ||
385 | trace_cpu_idle(PWR_EVENT_EXIT, smp_processor_id()); | ||
384 | } else { | 386 | } else { |
385 | local_irq_enable(); | 387 | local_irq_enable(); |
386 | /* loop is done by the caller */ | 388 | /* loop is done by the caller */ |
@@ -438,8 +440,6 @@ EXPORT_SYMBOL_GPL(cpu_idle_wait); | |||
438 | */ | 440 | */ |
439 | void mwait_idle_with_hints(unsigned long ax, unsigned long cx) | 441 | void mwait_idle_with_hints(unsigned long ax, unsigned long cx) |
440 | { | 442 | { |
441 | trace_power_start(POWER_CSTATE, (ax>>4)+1, smp_processor_id()); | ||
442 | trace_cpu_idle((ax>>4)+1, smp_processor_id()); | ||
443 | if (!need_resched()) { | 443 | if (!need_resched()) { |
444 | if (cpu_has(__this_cpu_ptr(&cpu_info), X86_FEATURE_CLFLUSH_MONITOR)) | 444 | if (cpu_has(__this_cpu_ptr(&cpu_info), X86_FEATURE_CLFLUSH_MONITOR)) |
445 | clflush((void *)¤t_thread_info()->flags); | 445 | clflush((void *)¤t_thread_info()->flags); |
@@ -466,6 +466,8 @@ static void mwait_idle(void) | |||
466 | __sti_mwait(0, 0); | 466 | __sti_mwait(0, 0); |
467 | else | 467 | else |
468 | local_irq_enable(); | 468 | local_irq_enable(); |
469 | trace_power_end(smp_processor_id()); | ||
470 | trace_cpu_idle(PWR_EVENT_EXIT, smp_processor_id()); | ||
469 | } else | 471 | } else |
470 | local_irq_enable(); | 472 | local_irq_enable(); |
471 | } | 473 | } |