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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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kernel/trace/trace_functions.c
+2 -12
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@@ -16,20 +16,10 @@
#include "trace.h"
static void function_reset(struct trace_array *tr)
{
int cpu;
tr->time_start = ftrace_now(tr->cpu);
for_each_online_cpu(cpu)
tracing_reset(tr, cpu);
}
static void start_function_trace(struct trace_array *tr)
{
tr->cpu = get_cpu();
function_reset(tr);
tracing_reset_online_cpus(tr);
put_cpu();
tracing_start_cmdline_record();
@@ -55,7 +45,7 @@ static void function_trace_reset(struct trace_array *tr)
static void function_trace_start(struct trace_array *tr)
{
function_reset(tr);
tracing_reset_online_cpus(tr);
}
static struct tracer function_trace __read_mostly =