From: Nathan Scott <nathans@sgi.com>
To: "Nathaniel W. Filardo" <nwf@andrew.cmu.edu>
Cc: Ingo Molnar <mingo@elte.hu>, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [BUG] XFS crash using Realtime Preemption patch
Date: Fri, 24 Dec 2004 14:33:47 +1100 [thread overview]
Message-ID: <20041224143346.B733309@wobbly.melbourne.sgi.com> (raw)
In-Reply-To: <Pine.LNX.4.60-041.0412232224000.9915@unix49.andrew.cmu.edu>; from nwf@andrew.cmu.edu on Thu, Dec 23, 2004 at 10:27:32PM -0500
On Thu, Dec 23, 2004 at 10:27:32PM -0500, Nathaniel W. Filardo wrote:
> If the BUG_ON didn't trigger, we shouldn't get a recognisable hex pattern
> - we'll get a 1 or a 0 every time, yes?
Of course, you're right - sorry, my brains switched off. I'll
take a look in the new year if you don't figure it out before
I get back. :) The only other thought I had was perhaps the
writer field assignment is getting reordered around the atual
lock, may need some judicious use of memory barriers in there;
that needs some details analysis though.
cheers.
--
Nathan
prev parent reply other threads:[~2004-12-24 3:34 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-12-19 1:28 Nathaniel W. Filardo
2004-12-21 10:40 ` Ingo Molnar
2004-12-21 22:20 ` Nathaniel W. Filardo
2004-12-21 22:32 ` Nathan Scott
2004-12-22 7:50 ` Nathaniel W. Filardo
2004-12-22 23:58 ` Nathan Scott
2004-12-24 3:27 ` Nathaniel W. Filardo
2004-12-24 3:33 ` Nathan Scott [this message]
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