From: Ingo Molnar <mingo@elte.hu>
To: Don Zickus <dzickus@redhat.com>
Cc: Cyrill Gorcunov <gorcunov@openvz.org>,
Lin Ming <ming.m.lin@intel.com>,
lkml <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH -tip] perf, x86: P4 PMU - Don't forget to clear cpuc->active_mask on overflow
Date: Thu, 21 Apr 2011 15:17:48 +0200 [thread overview]
Message-ID: <20110421131748.GB1642@elte.hu> (raw)
In-Reply-To: <20110421125345.GC31724@redhat.com>
* Don Zickus <dzickus@redhat.com> wrote:
> On Wed, Apr 20, 2011 at 07:13:37PM +0400, Cyrill Gorcunov wrote:
> > It's not enough to simply disable event on overflow the cpuc->active_mask
> > should be cleared as well otherwise counter may stall in "active" even
> > in real being already disabled (which potentially may lead to the situation
> > that user may not use this counter further).
>
> I also noticed this patch fixed some unknown NMIs on a P4 when I stressed
> the box
>
> Acked-by: Don Zickus <dzickus@redhat.com>
Ok. Mind one of you resending all pending patches in this area, with all
Acked-by's and Tested-by's in place?
I'd like to ask one more thing as well: please submit the patches in a single
e-mail thread - i.e. with a proper 0/N and e-mail threading, so that anyone can
see that they are a group of patches. Current submissions are various versions
of patches with no clear grouping.
Thanks,
Ingo
next prev parent reply other threads:[~2011-04-21 13:17 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-20 15:13 Cyrill Gorcunov
2011-04-21 6:34 ` Lin Ming
2011-04-21 12:53 ` Don Zickus
2011-04-21 13:17 ` Ingo Molnar [this message]
2011-04-21 13:57 ` Don Zickus
2011-04-21 14:00 ` Cyrill Gorcunov
2011-04-21 14:22 ` Don Zickus
2011-04-21 13:58 ` Cyrill Gorcunov
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