Re: [PATCH] perf tools: Use tid for finding thread

From: Jiri Olsa
Date: Sun May 11 2014 - 09:16:09 EST


On Wed, May 07, 2014 at 11:26:06AM +0900, Namhyung Kim wrote:
> I believe that passing pid (instead of tid) as the 3rd arg of the
> machine__find*_thread() was to find a main thread so that it can
> search proper map group for symbols. However with the map sharing
> patch applied, it now can do it in any thread.
>
> It fixes a bug when each thread has different name, it only reports a
> main thread for samples in other threads.

and breaks tests 14 and 26 ;-)

...
14: Test matching and linking multiple hists : FAILED!
15: Try 'use perf' in python, checking link problems : Ok
16: Test breakpoint overflow signal handler : Ok
17: Test breakpoint overflow sampling : Ok
18: Test number of exit event of a simple workload : Ok
19: Test software clock events have valid period values : Ok
20: Test converting perf time to TSC : Ok
21: Test object code reading : Ok
22: Test sample parsing : Ok
23: Test using a dummy software event to keep tracking : Ok
24: Test parsing with no sample_id_all bit set : Ok
25: Test dwarf unwind : Ok
26: Test filtering hist entries : FAILED!
...

jirka
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