From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Sat, 23 May 2009 16:29:00 +0000 (+0200)
Subject: perf_counter: Change pctrl() behaviour
X-Git-Tag: v2.6.31-rc1~383^2~239
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=082ff5a2767a0679ee543f14883adbafb631ffbe;p=pandora-kernel.git

perf_counter: Change pctrl() behaviour

Instead of en/dis-abling all counters acting on a particular
task, en/dis- able all counters we created.

[ v2: fix crash on first counter enable ]

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: John Kacur <jkacur@redhat.com>
LKML-Reference: <20090523163012.916937244@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

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