lkml.org 
[lkml]   [2012]   [Jun]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [RFC/PATCHSET 0/8] perf tools: Minimal build without libelf dependency (v2)
From
Date
Hi Peter,

2012-06-22 (금), 11:47 +0200, Peter Zijlstra:
> On Fri, 2012-06-22 at 14:37 +0900, Namhyung Kim wrote:
> > And then I realized that the perf record needs to know about the
> > build-id's anyway. :( So I implemented a poor man's version of elf
> > parser only for parsing the build-id info.
>
> Why? the very first versions didn't know about any of that nonsense :-)
> It works just fine as long as you don't go change binaries around.
>
> That said, you did the work already, so no objection, just saying
> builtids aren't that important.

I'm not sure I understood you correctly. But 'perf record' needs to know
about the build-id's to save them to perf.data for 'perf report' later.
And 'perf archive' also needs to know about them to select necessary
binaries for the session.

--
Regards,
Namhyung Kim


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2012-06-22 17:42    [from the cache]
©2003-2014 Jasper Spaans. Advertise on this site