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| author | Len Brown <len.brown@intel.com> | 2011-01-12 23:06:19 (GMT) |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2011-01-12 23:06:19 (GMT) |
| commit | 43952886f0b8b3c344c3392b88de067d5fa5419a (patch) | |
| tree | c1a738f11a479246c09976902be5b73aaf731722 /arch/x86 | |
| parent | 56dbed129df3fdd4caf9018b6e7599ee258a5420 (diff) | |
| parent | f77cfe4ea21760268c0277fa3e4b02dfd2a2c2f4 (diff) | |
| download | linux-43952886f0b8b3c344c3392b88de067d5fa5419a.tar.xz | |
Merge branch 'cpuidle-perf-events' into idle-test
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/kernel/process.c | 6 | ||||
| -rw-r--r-- | arch/x86/kernel/process_32.c | 4 | ||||
| -rw-r--r-- | arch/x86/kernel/process_64.c | 6 |
3 files changed, 4 insertions, 12 deletions
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index 7c23a0c..d8286ed 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -381,6 +381,8 @@ void default_idle(void) else local_irq_enable(); current_thread_info()->status |= TS_POLLING; + trace_power_end(smp_processor_id()); + trace_cpu_idle(PWR_EVENT_EXIT, smp_processor_id()); } else { local_irq_enable(); /* loop is done by the caller */ @@ -438,8 +440,6 @@ EXPORT_SYMBOL_GPL(cpu_idle_wait); */ void mwait_idle_with_hints(unsigned long ax, unsigned long cx) { - trace_power_start(POWER_CSTATE, (ax>>4)+1, smp_processor_id()); - trace_cpu_idle((ax>>4)+1, smp_processor_id()); if (!need_resched()) { if (cpu_has(__this_cpu_ptr(&cpu_info), X86_FEATURE_CLFLUSH_MONITOR)) clflush((void *)¤t_thread_info()->flags); @@ -466,6 +466,8 @@ static void mwait_idle(void) __sti_mwait(0, 0); else local_irq_enable(); + trace_power_end(smp_processor_id()); + trace_cpu_idle(PWR_EVENT_EXIT, smp_processor_id()); } else local_irq_enable(); } diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c index 4b9befa..8d12878 100644 --- a/arch/x86/kernel/process_32.c +++ b/arch/x86/kernel/process_32.c @@ -57,8 +57,6 @@ #include <asm/syscalls.h> #include <asm/debugreg.h> -#include <trace/events/power.h> - asmlinkage void ret_from_fork(void) __asm__("ret_from_fork"); /* @@ -113,8 +111,6 @@ void cpu_idle(void) stop_critical_timings(); pm_idle(); start_critical_timings(); - trace_power_end(smp_processor_id()); - trace_cpu_idle(PWR_EVENT_EXIT, smp_processor_id()); } tick_nohz_restart_sched_tick(); preempt_enable_no_resched(); diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c index 4c818a7..bd387e8 100644 --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -51,8 +51,6 @@ #include <asm/syscalls.h> #include <asm/debugreg.h> -#include <trace/events/power.h> - asmlinkage extern void ret_from_fork(void); DEFINE_PER_CPU(unsigned long, old_rsp); @@ -141,10 +139,6 @@ void cpu_idle(void) pm_idle(); start_critical_timings(); - trace_power_end(smp_processor_id()); - trace_cpu_idle(PWR_EVENT_EXIT, - smp_processor_id()); - /* In many cases the interrupt that ended idle has already called exit_idle. But some idle loops can be woken up without interrupt. */ |