From: Robert Richter <robert.richter@amd.com>
Date: Mon, 2 Apr 2012 18:19:07 +0000 (+0200)
Subject: perf/x86-ibs: Fix update of period
X-Git-Tag: v3.5-rc1~141^2~34
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c75841a398d667d9968245b9519d93cedbfb4780;p=pandora-kernel.git

perf/x86-ibs: Fix update of period

The last sw period was not correctly updated on overflow and thus led
to wrong distribution of events. We always need to properly initialize
data.period in struct perf_sample_data.

Signed-off-by: Robert Richter <robert.richter@amd.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1333390758-10893-2-git-send-email-robert.richter@amd.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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