linux-kernel - Re: [PATCH 00/12] perf_events: add support for sampling taken branches (v2)

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Message-ID: <1323124766.32012.49.camel@twins>
Date:	Mon, 05 Dec 2011 23:39:26 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Stephane Eranian <eranian@...gle.com>
Cc:	linux-kernel@...r.kernel.org, mingo@...e.hu, acme@...hat.com,
	ming.m.lin@...el.com, andi@...stfloor.org, robert.richter@....com,
	ravitillo@....gov, will.deacon@....com, paulus@...ba.org,
	benh@...nel.crashing.org, rth@...ddle.net, ralf@...ux-mips.org,
	davem@...emloft.net, lethal@...ux-sh.org
Subject: Re: [PATCH 00/12] perf_events: add support for sampling taken
 branches (v2)

On Fri, 2011-10-14 at 14:37 +0200, Stephane Eranian wrote:
> This patchset adds an important and useful new feature to
> perf_events: branch stack sampling. In other words, the
> ability to capture taken branches into each sample.
> 
Other than the few comments given it all looks good. My main worry is
the Intel only aspect, I'd really love for there to be another platform
that could implement at least part of this.


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