linux-kernel - Re: [PATCH v2] tracing/filters: add filter

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Date:	Fri, 17 Apr 2009 18:28:41 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Li Zefan <lizf@...fujitsu.com>
Cc:	Tom Zanussi <tzanussi@...il.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Steven Rostedt <rostedt@...dmis.org>,
	paulmck@...ux.vnet.ibm.com
Subject: Re: [PATCH v2] tracing/filters: add filter_mutex to protect filter
	predicates


* Li Zefan <lizf@...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@...il.com>
> > 
> 
> Reviewed-by: Li Zefan <lizf@...fujitsu.com>
> Tested-by: Li Zefan <lizf@...fujitsu.com>

Applied, thanks guys!

	Ingo
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