Messages in this thread | | | From | Namhyung Kim <> | Subject | Re: [PATCH V9 04/14] perf tools: change machine__findnew_thread() to set thread pid | Date | Wed, 07 Aug 2013 17:40:15 +0900 |
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On Wed, 07 Aug 2013 11:34:23 +0300, Adrian Hunter wrote: > On 07/08/13 10:51, Namhyung Kim wrote: >> On Mon, 5 Aug 2013 19:26:24 +0300, Adrian Hunter wrote: >>> Add a new parameter for 'pid' to machine__findnew_thread(). >>> Change callers to pass 'pid' when it is known. >>> >> [SNIP] >> >>> @@ -198,7 +198,7 @@ static int perf_event__inject_buildid(struct perf_tool *tool, >>> >>> cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK; >>> >>> - thread = machine__findnew_thread(machine, event->ip.pid); >>> + thread = machine__findnew_thread(machine, event->ip.pid, event->ip.pid); >> >> Maybe I'm missing something. Why not use event->ip.tid here? > > That is covered here: > > http://marc.info/?l=linux-kernel&m=137513636309689&w=2
Oh, I missed the thread..
Btw, it'd be better if you keep David's (and possbily other's too) Acked- or Reviewed-by tags in the changelog unless things changed wildly.
[SNIP] >> >> Hmm.. now I'm thinking that it's related to sharing map_groups between >> threads within a process. To do that, IMHO we need more sophisticated >> handling rather than passing either pid or tid depending on contexts? > > Yes there is always more that could be done.
:)
Thanks, Namhyung
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