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>
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@ -4846,7 +4846,7 @@ void scheduler_tick(void)
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#endif
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#endif
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}
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}
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unsigned long get_parent_ip(unsigned long addr)
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notrace unsigned long get_parent_ip(unsigned long addr)
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{
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{
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if (in_lock_functions(addr)) {
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if (in_lock_functions(addr)) {
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addr = CALLER_ADDR2;
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addr = CALLER_ADDR2;
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