Messages in this thread Patch in this message | | | Date | Thu, 02 Apr 2009 14:18:25 +0800 | From | Lai Jiangshan <> | Subject | [PATCH] tracing: mark get_parent_ip() notrace |
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Impact: remove redundancy tracing log
When tracer is "function" or "function_graph", too much "get_parent_ip" are recorded in ring_buffer.
Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com> --- diff --git a/kernel/sched.c b/kernel/sched.c index 706517c..a0ec10c 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -4860,7 +4860,7 @@ 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;
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