From: Steven Rostedt <rostedt@goodmis.org>
To: Lai Jiangshan <laijs@cn.fujitsu.com>
Cc: Ingo Molnar <mingo@elte.hu>, Li Zefan <lizf@cn.fujitsu.com>,
Frederic Weisbecker <fweisbec@gmail.com>,
LKML <linux-kernel@vger.kernel.org>,
"Paul E. McKenney" <paulmck@us.ibm.com>
Subject: Re: [BUG] WARNING: at kernel/trace/ring_buffer.c:3420
Date: Tue, 09 Mar 2010 13:46:12 -0500 [thread overview]
Message-ID: <1268160372.10871.1874.camel@gandalf.stny.rr.com> (raw)
In-Reply-To: <1268155703.10871.1872.camel@gandalf.stny.rr.com>
On Tue, 2010-03-09 at 12:28 -0500, Steven Rostedt wrote:
> On Tue, 2010-03-09 at 11:35 +0800, Lai Jiangshan wrote:
> With Li's test, I was able to trigger the ring_buffer warning about
> resetting while committing. I was still able to trigger it with your
> patch to move the ring buffer disable code. But I did not trigger it
> with both the ring buffer disable code _and_ your RCU fix.
Spoke too soon. I hit it again. But I think I know why.
-- Steve
next prev parent reply other threads:[~2010-03-09 18:46 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-08 6:04 Li Zefan
2010-03-08 6:50 ` Lai Jiangshan
2010-03-08 15:03 ` Steven Rostedt
2010-03-08 15:07 ` Steven Rostedt
2010-03-09 3:35 ` Lai Jiangshan
2010-03-09 3:54 ` Steven Rostedt
2010-03-09 17:28 ` Steven Rostedt
2010-03-09 18:46 ` Steven Rostedt [this message]
2010-03-13 12:24 ` [tip:tracing/urgent] ring-buffer: Move disabled check into preempt disable section tip-bot for Lai Jiangshan
2010-03-08 14:54 ` [BUG] WARNING: at kernel/trace/ring_buffer.c:3420 Steven Rostedt
2010-03-09 1:08 ` Li Zefan
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