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

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Message-ID: <536A47E0.4080206@gmail.com>
Date:	Wed, 07 May 2014 08:49:04 -0600
From:	David Ahern <dsahern@...il.com>
To:	Namhyung Kim <namhyung@...nel.org>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Jiri Olsa <jolsa@...hat.com>
CC:	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Ingo Molnar <mingo@...nel.org>,
	Paul Mackerras <paulus@...ba.org>,
	Namhyung Kim <namhyung.kim@....com>,
	LKML <linux-kernel@...r.kernel.org>,
	Adrian Hunter <adrian.hunter@...el.com>,
	Stephane Eranian <eranian@...gle.com>
Subject: Re: [PATCH] perf tools: Use tid for finding thread

On 5/6/14, 8:26 PM, 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.
>
> Cc: Adrian Hunter <adrian.hunter@...el.com>
> Cc: David Ahern <dsahern@...il.com>
> Cc: Stephane Eranian <eranian@...gle.com>
> Signed-off-by: Namhyung Kim <namhyung@...nel.org>

Acked-by: David Ahern <dsahern@...il.com>

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