From: Jiri Olsa <jolsa@redhat.com>
Date: Wed, 10 Oct 2012 12:53:12 +0000 (+0200)
Subject: perf/x86: Filter out undefined events from sysfs events attribute
X-Git-Tag: omap-for-v3.8/fixes-for-merge-window-v4-signed~77^2~18
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8300daa26755c9a194776778bd822acf1fa2dbf6;p=pandora-kernel.git

perf/x86: Filter out undefined events from sysfs events attribute

The sysfs events group attribute currently shows all hw events,
including also undefined ones.

This patch filters out all undefined events out of the sysfs events
group attribute, so they don't even show up.

Suggested-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Stephane Eranian <eranian@google.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1349873598-12583-3-git-send-email-jolsa@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---

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