linux-kernel - Re: git bisect and perf

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Date:	Wed, 6 Jun 2012 13:46:07 +0200
From:	Stephane Eranian <eranian@...gle.com>
To:	David Ahern <dsahern@...il.com>
Cc:	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...nel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Subject: Re: git bisect and perf

On Wed, Jun 6, 2012 at 1:48 AM, David Ahern <dsahern@...il.com> wrote:
> 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.
>
Yes.

> David
>
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