Messages in this thread | | | Date | Thu, 03 Apr 2014 15:03:26 +0800 | From | "Li, Aubrey" <> | Subject | Re: [HELP] How to use ftrace to learn how a function is ivoked? |
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On 2014/4/3 14:36, Du, ChangbinX wrote: > Hi, All, > I have a question for ftrace usage. It is that if I have a function A, then I want to > know how function A is ivoked? > I know ftrace can show me what sub-functions that A called by below steps: > # echo function_graph > current_tracer > # echo function_A > set_graph_function > # cat trace > Then a call stack will show what functions A has called. But sometimes I want to > know how A is called. Is there a method to do this? Please help me!
dump_stack(), kprobe, AFAIK.
Thanks, -Aubrey -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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