linux-kernel - Re: [GIT PULL 0/2] perf session fix host

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Message-ID: <20100520142931.GC26284@ghostprotocols.net>
Date:	Thu, 20 May 2010 11:29:31 -0300
From:	Arnaldo Carvalho de Melo <acme@...radead.org>
To:	Stephane Eranian <eranian@...gle.com>
Cc:	Ingo Molnar <mingo@...e.hu>, linux-kernel@...r.kernel.org,
	Frédéric Weisbecker <fweisbec@...il.com>,
	Mike Galbraith <efault@....de>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Tom Zanussi <tzanussi@...il.com>
Subject: Re: [GIT PULL 0/2] perf session fix host_machine handling wrt build
 ids

Em Thu, May 20, 2010 at 11:54:17AM +0200, Stephane Eranian escreveu:
> Arnaldo,
> 
> On Wed, May 19, 2010 at 7:01 PM, Arnaldo Carvalho de Melo
> <acme@...radead.org> wrote:
> > [root@...pio linux-2.6-tip]#
> > [root@...pio linux-2.6-tip]# perf archive
> > Now please run:
> >
> > $ tar xvf perf.data.tar.bz2 -C ~/.debug
> >
> > wherever you need to run 'perf report' on.
> 
> Supposedly, on the remote machine with the perf.data +tarball files,
> I should be able to run perf report, perf annotate.
> 
> I tried that. The perf report works but not perf annotate. It can't
> find the binary image of my program. Yet there is a copy in the
> .debug subdir. It seems, it is looking for the image using the
> absolute file path in perf.data, instead.
> 
> Am I missing something here?

No, you are not, annotate should look by build-id, then pass this to
objdump, lemme cook a patch.

- Arnaldo
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