From: Bill Huey (hui) <billh@gnuppy.monkey.org>
To: Robert Crocombe <rcrocomb@gmail.com>
Cc: Esben Nielsen <nielsen.esben@gmail.com>,
Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>,
rostedt@goodmis.org, linux-kernel <linux-kernel@vger.kernel.org>,
"Bill Huey (hui)" <billh@gnuppy.monkey.org>
Subject: Re: [Patch] restore the RCU callback to defer put_task_struct() Re: Problems with 2.6.17-rt8
Date: Tue, 15 Aug 2006 03:43:17 -0700 [thread overview]
Message-ID: <20060815104317.GA2138@gnuppy.monkey.org> (raw)
In-Reply-To: <20060814234423.GA31230@gnuppy.monkey.org>
On Mon, Aug 14, 2006 at 04:44:23PM -0700, Bill Huey wrote:
> On Mon, Aug 14, 2006 at 10:56:39AM -0700, Robert Crocombe wrote:
> > And yeah, it is a RAID config. But for extra bonus points, I found a
> > spare SCSI disk and installed Fedora Core 5 and did a 'yum upgrade' to
> > whatever was current as of today. So it's a single disk config now.
> > Problem still occurs with 't2' patched kernel.
> >
> > config and dmesg attached, kaboom-like stuff appended.
>
> It looks like a screw interaction between the latency tracer and the mutex
> code that creates such a wacked out looking stack trace. Unfortunately,
> I've been unsuccessful at reproducing it, so I'm going to focus on a partial
> clean up so that the rtmutex is a bit more friendly to the latency tracer.
>
> This is kind of a pain.
I'm high, the latency tracer is fine. I'm going to look at the mutex code more.
bill
next prev parent reply other threads:[~2006-08-15 10:43 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <e6babb600608012231r74470b77x6e7eaeab222ee160@mail.gmail.com>
2006-08-02 5:37 ` Problems with 2.6.17-rt8 Robert Crocombe
2006-08-02 17:51 ` Steven Rostedt
2006-08-03 11:48 ` Robert Crocombe
2006-08-03 14:27 ` Steven Rostedt
2006-08-03 15:08 ` Robert Crocombe
2006-08-03 15:27 ` Steven Rostedt
2006-08-03 15:48 ` Robert Crocombe
2006-08-03 16:04 ` Steven Rostedt
2006-08-03 17:16 ` Robert Crocombe
2006-08-03 20:22 ` Bill Huey
2006-08-03 20:54 ` Steven Rostedt
2006-08-03 21:18 ` Bill Huey
2006-08-08 2:56 ` [Patch] restore the RCU callback to defer put_task_struct() " Bill Huey
2006-08-08 3:05 ` Bill Huey
2006-08-08 18:46 ` Robert Crocombe
2006-08-08 19:06 ` Steven Rostedt
2006-08-08 21:35 ` Robert Crocombe
2006-08-08 21:44 ` Steven Rostedt
2006-08-08 22:10 ` Robert Crocombe
2006-08-09 17:19 ` Robert Crocombe
2006-08-09 0:35 ` Bill Huey
2006-08-11 7:47 ` Bill Huey
2006-08-11 14:52 ` Robert Crocombe
2006-08-09 22:05 ` Esben Nielsen
2006-08-10 0:00 ` Steven Rostedt
2006-08-10 2:18 ` Bill Huey
2006-08-11 1:06 ` Bill Huey
2006-08-11 8:16 ` Esben Nielsen
2006-08-11 8:46 ` Bill Huey
2006-08-11 15:00 ` Robert Crocombe
2006-08-11 21:18 ` Bill Huey
[not found] ` <20060811221054.GA32459@gnuppy.monkey.org>
2006-08-14 17:56 ` Robert Crocombe
2006-08-14 23:44 ` Bill Huey
2006-08-15 10:43 ` Bill Huey [this message]
2006-08-15 17:53 ` Robert Crocombe
2006-08-18 11:59 ` Bill Huey
2006-08-22 0:21 ` Robert Crocombe
2006-08-22 1:37 ` rtmutex assert failure (was [Patch] restore the RCU callback...) Bill Huey
2006-08-22 23:20 ` Bill Huey
2006-08-22 23:21 ` Bill Huey
2006-08-23 17:14 ` Robert Crocombe
2006-08-23 17:24 ` Robert Crocombe
2006-08-23 20:20 ` Bill Huey
2006-08-23 21:05 ` Bill Huey
2006-08-23 21:08 ` Bill Huey
2006-08-24 1:22 ` Robert Crocombe
2006-08-24 1:46 ` Bill Huey
2006-08-25 7:19 ` Bill Huey
2006-08-26 1:24 ` Robert Crocombe
2006-08-26 1:28 ` Robert Crocombe
2006-08-26 2:37 ` Robert Crocombe
2006-08-26 10:28 ` Bill Huey
2006-08-26 10:49 ` Bill Huey
2006-08-28 18:33 ` Robert Crocombe
2006-08-28 20:28 ` Bill Huey
2006-08-29 4:05 ` Robert Crocombe
2006-08-29 17:11 ` Bill Huey
2006-08-29 17:19 ` Robert Crocombe
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