Messages in this thread | | | Date | Tue, 31 Mar 2015 16:25:57 +0200 | From | Jiri Olsa <> | Subject | Re: [BUG] perf script segfault |
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On Tue, Mar 31, 2015 at 11:13:26AM -0300, Arnaldo Carvalho de Melo wrote:
SNIP
> And setting tool->ordered_events to false; > > What fails is perf_evlist__sample_id_all(session->evlist), I went as far as > looking at the perf_evlist__sample_id_all call that will find a first evsel, > with all its fields zeroed, i.e. at some point it finds out it is a pipe (perf > script < perf.data) and seems to not read the perf_event_attr attributes, etc, > but I need to dig deeper here to figure out this and why is it that in that > case we end with two 'perf script' processes when I think it should be just one, etc. > > So, to keep the assumptions in place I'll keep my patch, the one that David > tested, and redo yours on top, looking as well at ways to use what is in > perf_session, should provide a patch soon.
I was just replying to the poluted ordered_events .. I haven't tracked the segfault totaly.. we can change that after your fix of course ;-)
jirka
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