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ftrace: introduce tracing_reset_online_cpus() helper

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Impact: cleanup

This patch factors out common code from multiple tracers into a
tracing_reset_online_cpus() function and converts the tracers to use it.

Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Pekka J Enberg
2008-12-19 12:08:39 +02:00
committed by Ingo Molnar
parent 30cd324e97
commit 213cc06079
8 changed files with 20 additions and 63 deletions
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10
kernel/trace/trace.c
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@ -679,6 +679,16 @@ void tracing_reset(struct trace_array *tr, int cpu)
ftrace_enable_cpu();
}
void tracing_reset_online_cpus(struct trace_array *tr)
{
int cpu;
tr->time_start = ftrace_now(tr->cpu);
for_each_online_cpu(cpu)
tracing_reset(tr, cpu);
}
#define SAVED_CMDLINES 128
static unsigned map_pid_to_cmdline[PID_MAX_DEFAULT+1];
static unsigned map_cmdline_to_pid[SAVED_CMDLINES];