From: Li Zefan <lizf@cn.fujitsu.com>
Date: Wed, 24 Jun 2009 01:53:44 +0000 (+0800)
Subject: tracing: Reset iterator in t_start()
X-Git-Tag: v2.6.31-rc2~78^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f129e965bef40c6153e4fe505f1e408286213424;p=pandora-kernel.git

tracing: Reset iterator in t_start()

The iterator is m->private, but it's not reset to trace_types in
t_start(). If the output is larger than PAGE_SIZE and t_start()
is called the 2nd time, things will go wrong.

Reviewed-by: Liming Wang <liming.wang@windriver.com>
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
LKML-Reference: <4A418728.5020506@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

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