linux-kernel - Re: Oprofile Regression Caused by commit e5d1367f17ba6a6fed5fd8b74e4d5720923e0c25 on PPC

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Date:	Tue, 18 Oct 2011 09:53:22 -0400
From:	Eric B Munson <emunson@...bm.net>
To:	Stephane Eranian <eranian@...gle.com>
Cc:	Peter Zijlstra <a.p.zijlstra@...llo.nl>, mingo@...e.hu,
	anton@...ba.org, linux-kernel@...r.kernel.org, paulus@...ba.org,
	hbabu@...ibm.com
Subject: Re: Oprofile Regression Caused by commit
 e5d1367f17ba6a6fed5fd8b74e4d5720923e0c25 on PPC

On Wed, 12 Oct 2011, Stephane Eranian wrote:

> Could be:
>    a8d757e perf events: Fix slow and broken cgroup context switch code
> 

Thanks for the pointer, but the fix was in:
    facc4307 perf: Optimize event scheduling locking

This might be a candidate for stable given that oprofile is broken without it.

Eric

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