From: Jiri Olsa <jolsa@redhat.com>
Date: Mon, 12 Nov 2012 17:34:02 +0000 (+0100)
Subject: perf tools: Ensure single disable call per event in record comand
X-Git-Tag: omap-for-v3.8/fixes-for-merge-window-v4-signed~77^2~3^2~12
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2711926a416733b853977a0e014c713955ad0d8a;p=pandora-kernel.git

perf tools: Ensure single disable call per event in record comand

It's possible we issue the event disable ioctl multiple times until we
read the final portion of the mmap buffer.

Ensuring just single disable ioctl call for event, because there's no
need to do that more than once.

Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1352741644-16809-4-git-send-email-jolsa@redhat.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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