Commit 132380a0 authored Apr 02, 2009 by Lai Jiangshan Committed by Ingo Molnar Apr 14, 2009

tracing, sched: mark get_parent_ip() notrace



Impact: remove overly redundant tracing entries

When tracer is "function" or "function_graph", way too much
"get_parent_ip" entries are recorded in ring_buffer.

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
Acked-by: Steven Rostedt <srostedt@redhat.com>
LKML-Reference: <49D458B1.5000703@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

parent 2e1c63b7

kernel/sched.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -4846,7 +4846,7 @@ void scheduler_tick(void)
		#endif
		}

		unsigned long get_parent_ip(unsigned long addr)
		notrace unsigned long get_parent_ip(unsigned long addr)
		{
		if (in_lock_functions(addr)) {
		addr = CALLER_ADDR2;