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ftrace: use current CPU for function startup

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This is more of a clean up. Currently the function tracer initializes the
tracer with which ever CPU was last used for tracing. This value isn't
realy useful for function tracing, but at least it should be something other
than a random number.

Signed-off-by: Steven Rostedt <srostedt@redhat.com>
Cc: Steven Rostedt <srostedt@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Steven Rostedt 2008-07-10 20:58:14 -04:00 committed by Ingo Molnar
parent ad591240ce
commit 26bc83f4cb
1 changed files with 3 additions and 0 deletions
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3
kernel/trace/trace_functions.c
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@ -28,7 +28,10 @@ static void function_reset(struct trace_array *tr)
static void start_function_trace(struct trace_array *tr)
{
tr->cpu = get_cpu();
function_reset(tr);
put_cpu();
tracing_start_cmdline_record();
tracing_start_function_trace();
}