From: Frederic Weisbecker <fweisbec@gmail.com>
To: Li Zefan <lizf@cn.fujitsu.com>
Cc: Ingo Molnar <mingo@elte.hu>, Steven Rostedt <rostedt@goodmis.org>,
Jiri Olsa <jolsa@redhat.com>, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/3] ftrace: Fix unmatching locking in ftrace_regex_write()
Date: Tue, 3 Nov 2009 09:26:13 +0100 [thread overview]
Message-ID: <20091103082610.GB4815@nowhere> (raw)
In-Reply-To: <4AEF7F8A.3080300@cn.fujitsu.com>
On Tue, Nov 03, 2009 at 08:55:38AM +0800, Li Zefan wrote:
> # echo 'do_open : foo' > set_ftrace_filter
> (still holding ftrace_regex_lock when returning to user space!)
>
> Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
next prev parent reply other threads:[~2009-11-03 8:26 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-03 0:55 [PATCH 1/3] ftrace: Fix unmatching locking in ftrace_regex_write() Li Zefan
2009-11-03 0:56 ` [PATCH 2/3] ftrace: Return EINVAL when writing invalid val to set_ftrace_filter Li Zefan
2009-11-04 1:44 ` Frederic Weisbecker
2009-11-04 2:58 ` Li Zefan
2009-11-04 4:43 ` Steven Rostedt
2009-11-03 0:57 ` [PATCH 3/3] function-graph: Allow writing the same val to set_graph_function Li Zefan
2009-11-03 8:26 ` Frederic Weisbecker [this message]
2009-11-04 11:09 ` [tip:tracing/urgent] ftrace: Fix unmatched locking in ftrace_regex_write() tip-bot for Li Zefan
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