From: Lin Ming <ming.m.lin@intel.com>
Date: Wed, 25 Aug 2010 21:06:32 +0000 (+0000)
Subject: perf, x86, Pentium4: Clear the P4_CCCR_FORCE_OVF flag
X-Git-Tag: v2.6.36-rc3~22^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8d330919927ea31fa083b5a80084dc991da813a0;p=pandora-kernel.git

perf, x86, Pentium4: Clear the P4_CCCR_FORCE_OVF flag

If on Pentium4 CPUs the FORCE_OVF flag is set then an NMI happens
on every event, which can generate a flood of NMIs. Clear it.

Reported-by: Vince Weaver <vweaver1@eecs.utk.edu>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: <stable@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

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