Messages in this thread | | | Date | Tue, 12 May 2015 10:40:41 -0300 | From | Arnaldo Carvalho de Melo <> | Subject | Re: [PATCH] perf probe: Ignore tail calls to probed functions |
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Em Fri, May 01, 2015 at 08:41:57AM +0900, Masami Hiramatsu escreveu: > On 2015/04/30 23:58, Naveen N. Rao wrote: > > The frame ends at 0xc0000000000bc27c. I suppose this is why this > > particular call is a "tail" call. FWIW, systemtap seems to ignore these > > as well and requires users to explicitly place probes at these call > > sites if necessary. I print out the caller so that users know. > > Ah, OK. That is out of the function frame, thus we can't put probe on it. > Hmm, we'd better wait for improvement of tail call support in dwarf... > Anyway, at this point, I'm OK for ignoring the probe point. > > Acked-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Thanks, applied.
- Arnaldo
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