From: Li Zefan <lizf@cn.fujitsu.com>
Date: Wed, 30 Dec 2009 06:24:03 +0000 (+0800)
Subject: ksym_tracer: Remove trace_stat
X-Git-Tag: v2.6.33-rc3~30^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=53ab668064edaeef99c0ee22799483d45f4c81f6;p=pandora-kernel.git

ksym_tracer: Remove trace_stat

trace_stat is problematic. Don't use it, use seqfile instead.

This fixes a race that reading the stat file is not protected by
any lock, which can lead to use after free.

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: K.Prasad <prasad@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
LKML-Reference: <4B3AF203.40200@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

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