Re: Wrong Perf Backtraces

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On Sonntag, 29. März 2020 14:39:33 CEST ahmadkhorrami wrote:
> Thanks. I did both of your changes. Perhaps some outputs are revised.
> But I still have repeated function calls and the script detects them.
> Here is one of them when the sampling period is 1000 events:


> Here, we have two consecutive "7f91788120b5
> gtk_widget_propagate_state+0x195
> (/usr/lib/x86_64-linux-gnu/ gtkwidget.c:0" lines,
> while "gtk_widget_propagate_state+0x195" is not recursive. It should
> call "gtk_container_forall", which does not occur even after the second
> (inner) call.

Potentially you are just lacking some debug symbols here for this GTK library. 
note that "gtkwidget.c:0" is bogus already - the line numbers start with 1, so 
a line of 0 reported indicates a lack of (full) debug information for this 


Milian Wolff | milian.wolff@xxxxxxxx | Senior Software Engineer
KDAB (Deutschland) GmbH, a KDAB Group company
Tel: +49-30-521325470
KDAB - The Qt, C++ and OpenGL Experts

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