linux-kernel - Re: git bisect and perf

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Message-ID: <4FCE9ADB.9000405@gmail.com>
Date:	Tue, 05 Jun 2012 17:48:43 -0600
From:	David Ahern <dsahern@...il.com>
To:	Peter Zijlstra <peterz@...radead.org>
CC:	Ingo Molnar <mingo@...nel.org>,
	Stephane Eranian <eranian@...gle.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Subject: Re: git bisect and perf

Thanks for the explanation and patience.

On 6/5/12 11:35 AM, Peter Zijlstra wrote:
> Now not all events the Intel PMU can do are PEBS capable; in fact most
> aren't. So the whole cycles thing is about mapping the regular cycles
> event to something that is PEBS capable.
>


I think I get it now. 7639dae0 is the commit I needed. With it 2.6.35.14 
can do cycles:pp profiling.

In general only the events listed in intel_XXXXX_pebs_events can be used 
with :p.

David

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