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Date: Wed, 6 Apr 2011 16:43:10 +0200
From: Frederic Weisbecker <fweisbec@gmail.com>
To: David Ahern <dsahern@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>,
        Arnaldo Carvalho de Melo <acme@infradead.org>,
        Akihiro Nagai <akihiro.nagai.hw@hitachi.com>,
        Ingo Molnar <mingo@elte.hu>, linux-kernel@vger.kernel.org,
        Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>,
        2nddept-manager@sdl.hitachi.co.jp, Paul Mackerras <paulus@samba.org>,
        Jiri Olsa <jolsa@redhat.com>
Subject: Re: [PATCH -tip v3 3/6] perf branch trace: print pid and command
Message-ID: <20110406144308.GF1867@nowhere>
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On Wed, Apr 06, 2011 at 08:34:25AM -0600, David Ahern wrote:
> 
> 
> On 04/06/11 08:30, Frederic Weisbecker wrote:
> > On Wed, Apr 06, 2011 at 04:15:01PM +0200, Peter Zijlstra wrote:
> >> On Wed, 2011-04-06 at 11:09 -0300, Arnaldo Carvalho de Melo wrote:
> >>>> What we seem to need for that is to bring a pagefault tracepoint. We had
> >>>> propositions for that in the past, but work on this is in pause mode it
> >>>> seems. 
> >>
> >> Huh, whot? You can get that using PERF_COUNT_SW_PAGE_FAULT and
> >> PERF_SAMPLE_ADDR.
> > 
> > Where are we doing that? I can't find the code that handles it.
> 
> That's what the other email thread was about, and the solution is just
> that - perf record -e faults -c 1 -d ... Then it comes to dumping the
> information. That's easy with the current perf-script.

Yeah indeed.

Thanks.
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