Date: Fri, 17 Apr 2009 18:28:41 +0200
From: Ingo Molnar <mingo@elte.hu>
To: Li Zefan <lizf@cn.fujitsu.com>
Cc: Tom Zanussi <tzanussi@gmail.com>, Frederic Weisbecker <fweisbec@gmail.com>,
       LKML <linux-kernel@vger.kernel.org>,
       Steven Rostedt <rostedt@goodmis.org>, paulmck@linux.vnet.ibm.com
Subject: Re: [PATCH v2] tracing/filters: add filter_mutex to protect filter
	predicates
Message-ID: <20090417162841.GI8253@elte.hu>
References: <1239946028.6639.13.camel@tropicana> <49E814E2.4000600@cn.fujitsu.com>
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* Li Zefan <lizf@cn.fujitsu.com> wrote:

> Tom Zanussi wrote:
> > This patch adds a filter_mutex to prevent the filter predicates from
> > being accessed concurrently by various external functions.
> > 
> > It's based on a previous patch by Li Zefan:
> >         "[PATCH 7/7] tracing/filters: make filter preds RCU safe"
> > 
> > v2 changes:
> > 
> > - fixed wrong value returned in a add_subsystem_pred() failure case
> > noticed by Li Zefan.
> > 
> > Signed-off-by: Tom Zanussi <tzanussi@gmail.com>
> > 
> 
> Reviewed-by: Li Zefan <lizf@cn.fujitsu.com>
> Tested-by: Li Zefan <lizf@cn.fujitsu.com>

Applied, thanks guys!

	Ingo
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