From: Li Zefan <lizf@cn.fujitsu.com>
To: Tom Zanussi <tzanussi@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>,
LKML <linux-kernel@vger.kernel.org>, Ingo Molnar <mingo@elte.hu>,
Steven Rostedt <rostedt@goodmis.org>,
paulmck@linux.vnet.ibm.com
Subject: Re: [PATCH v2] tracing/filters: add filter_mutex to protect filter predicates
Date: Fri, 17 Apr 2009 13:34:26 +0800 [thread overview]
Message-ID: <49E814E2.4000600@cn.fujitsu.com> (raw)
In-Reply-To: <1239946028.6639.13.camel@tropicana>
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>
next prev parent reply other threads:[~2009-04-17 5:33 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-17 5:27 [PATCH v2] tracing/filters: add filter_mutex to protect filter predicates Tom Zanussi
2009-04-17 5:34 ` Li Zefan [this message]
2009-04-17 16:28 ` Ingo Molnar
2009-04-17 17:06 ` [tip:tracing/core] " tip-bot for Tom Zanussi
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