linux-kernel - Re: [PATCH 0/8] perf: add ability to sample physical data addresses

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Date:	Tue, 30 Jul 2013 08:50:17 -0600
From:	David Ahern <dsahern@...il.com>
To:	Stephane Eranian <eranian@...gle.com>
CC:	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...nel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	"mingo@...e.hu" <mingo@...e.hu>,
	"ak@...ux.intel.com" <ak@...ux.intel.com>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Jiri Olsa <jolsa@...hat.com>,
	Namhyung Kim <namhyung.kim@....com>
Subject: Re: [PATCH 0/8] perf: add ability to sample physical data addresses

On 7/30/13 8:21 AM, Stephane Eranian wrote:
> One thing that bothers me with the MMAP2 approach is that
> it forces integration into perf. Now, you will need to analyze
> the MMAP2 records. With my sample_type approach, you
> simply needed a cmdline option on perf record, and then
> you could dump the sample using perf report -D and feed

what do you want that is not coming out via perf-script?

> them into a post-processing script. But now, the analysis
> needs to be integrated into perf or the tool needs to parse
> the full perf.data file.

you mean parsed during perf-record?

David
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