From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Mon, 23 Nov 2009 10:37:25 +0000 (+0100)
Subject: perf_events: Disable events when we detach them
X-Git-Tag: v2.6.33-rc1~399^2~103
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2e2af50b1fab3c40636839a7f439c167ae559533;p=pandora-kernel.git

perf_events: Disable events when we detach them

If we leave the event in STATE_INACTIVE, any read of the event
after the detach will increase the running count but not the
enabled count and cause funny scaling artefacts.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
LKML-Reference: <20091123103819.689055515@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

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