From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Eric B Munson <emunson@mgebm.net>
Cc: Stephane Eranian <eranian@google.com>,
mingo@elte.hu, anton@samba.org, linux-kernel@vger.kernel.org,
paulus@samba.org, hbabu@us.ibm.com
Subject: Re: Oprofile Regression Caused by commit e5d1367f17ba6a6fed5fd8b74e4d5720923e0c25 on PPC
Date: Tue, 18 Oct 2011 16:43:22 +0200 [thread overview]
Message-ID: <1318949002.21167.20.camel@twins> (raw)
In-Reply-To: <20111018135322.GA11530@mgebm.net>
On Tue, 2011-10-18 at 09:53 -0400, Eric B Munson wrote:
> 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.
I might feel much more confident about recommending that if someone
could explain why that patches fixes what exact problem.
next prev parent reply other threads:[~2011-10-18 14:43 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-07 20:42 Oprofile Regression Caused by commit e5d1367f17ba6a6fed5fd8b74e4d5720923e0c25 on PPC Eric B Munson
2011-10-10 23:38 ` Eric B Munson
2011-10-11 7:44 ` Peter Zijlstra
2011-10-11 7:47 ` Stephane Eranian
2011-10-11 13:34 ` Eric B Munson
2011-10-11 13:35 ` Stephane Eranian
2011-10-11 13:32 ` Eric B Munson
2011-10-12 16:51 ` Eric B Munson
2011-10-12 20:37 ` Stephane Eranian
2011-10-12 22:20 ` Eric B Munson
2011-10-18 13:53 ` Eric B Munson
2011-10-18 14:43 ` Peter Zijlstra [this message]
2011-10-18 14:50 ` Stephane Eranian
2011-10-18 15:20 ` Eric B Munson
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