Commit c6531cce authored by Ingo Molnar's avatar Ingo Molnar Committed by Thomas Gleixner
Browse files

sched: do not trace sched_clock



The tracer uses sched_clock, so do not trace it.
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 677aa9f7
...@@ -884,12 +884,12 @@ static unsigned long long __cpu_clock(int cpu) ...@@ -884,12 +884,12 @@ static unsigned long long __cpu_clock(int cpu)
* For kernel-internal use: high-speed (but slightly incorrect) per-cpu * For kernel-internal use: high-speed (but slightly incorrect) per-cpu
* clock constructed from sched_clock(): * clock constructed from sched_clock():
*/ */
unsigned long long cpu_clock(int cpu) unsigned long long notrace cpu_clock(int cpu)
{ {
unsigned long long prev_cpu_time, time, delta_time; unsigned long long prev_cpu_time, time, delta_time;
unsigned long flags; unsigned long flags;
local_irq_save(flags); raw_local_irq_save(flags);
prev_cpu_time = per_cpu(prev_cpu_time, cpu); prev_cpu_time = per_cpu(prev_cpu_time, cpu);
time = __cpu_clock(cpu) + per_cpu(time_offset, cpu); time = __cpu_clock(cpu) + per_cpu(time_offset, cpu);
delta_time = time-prev_cpu_time; delta_time = time-prev_cpu_time;
...@@ -898,7 +898,7 @@ unsigned long long cpu_clock(int cpu) ...@@ -898,7 +898,7 @@ unsigned long long cpu_clock(int cpu)
time = __sync_cpu_clock(time, cpu); time = __sync_cpu_clock(time, cpu);
per_cpu(prev_cpu_time, cpu) = time; per_cpu(prev_cpu_time, cpu) = time;
} }
local_irq_restore(flags); raw_local_irq_restore(flags);
return time; return time;
} }
......
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