From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Mon, 30 Mar 2009 17:07:12 +0000 (+0200)
Subject: perf_counter: re-arrange the perf_event_type
X-Git-Tag: v2.6.31-rc1~383^2~418
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5ed00415e304203a0a9dcaef226d6d3f1106070e;p=pandora-kernel.git

perf_counter: re-arrange the perf_event_type

Breaks ABI yet again :-)

Change the event type so that [0, 2^31-1] are regular event types, but
[2^31, 2^32-1] forms a bitmask for overflow events.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Acked-by: Paul Mackerras <paulus@samba.org>
Orig-LKML-Reference: <20090330171024.047961770@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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