Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 26bc83f4 authored by Steven Rostedt's avatar Steven Rostedt Committed by Ingo Molnar
Browse files

ftrace: use current CPU for function startup 



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: default avatarSteven 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: default avatarIngo Molnar <mingo@elte.hu>
parent ad591240

kernel/trace/trace_functions.c

+3 −0
Original line number Diff line number Diff line
@@ -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();

}