From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Wed, 13 May 2009 11:21:36 +0000 (+0200)
Subject: perf_counter: x86: Fix up the amd NMI/INT throttle
X-Git-Tag: v2.6.31-rc1~383^2~277
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=962bf7a66edca4d36a730a38ff8410a67f560e40;p=pandora-kernel.git

perf_counter: x86: Fix up the amd NMI/INT throttle

perf_counter_unthrottle() restores throttle_ctrl, buts its never set.
Also, we fail to disable all counters when throttling.

[ Impact: fix rare stuck perf-counters when they are throttled ]

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

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