linux-kernel - Re: perf tools: Call graph from Intel BTS

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Message-ID: <20140711153626.GP20603@laptop.programming.kicks-ass.net>
Date:	Fri, 11 Jul 2014 17:36:26 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Adrian Hunter <adrian.hunter@...el.com>
Cc:	acme@...nel.org, Jiri Olsa <jolsa@...hat.com>,
	Ingo Molnar <mingo@...nel.org>, linux-kernel@...r.kernel.org,
	Frederic Weisbecker <fweisbec@...il.com>,
	David Ahern <dsahern@...il.com>,
	"Shishkin, Alexander" <alexander.shishkin@...el.com>,
	Paul Mackerras <paulus@...ba.org>,
	Namhyung Kim <namhyung@...nel.org>,
	Stephane Eranian <eranian@...gle.com>
Subject: Re: perf tools: Call graph from Intel BTS

On Fri, Jul 11, 2014 at 05:36:41PM +0300, Adrian Hunter wrote:
> Hi
> 
> Alexander Shishkin is working on the Intel PT driver for perf
> and has included a driver for Intel BTS.  I have taken that and

There is already a BTS driver, although I've not used it ever, since
there's no useful tool for it. One way would be to use that, and migrate
to PT data later.
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