From: Christoph Hellwig <hch@infradead.org>
To: Lachlan McIlroy <lachlan@sgi.com>
Cc: Peter Leckie <pleckie@sgi.com>, xfs@oss.sgi.com, xfs-dev@sgi.com
Subject: Re: [PATCH v2] Use atomic_t and wait_event to track dquot pincount
Date: Wed, 24 Sep 2008 10:42:26 -0400 [thread overview]
Message-ID: <20080924144226.GB349@infradead.org> (raw)
In-Reply-To: <48D9F44A.5010601@sgi.com>
On Wed, Sep 24, 2008 at 06:03:22PM +1000, Lachlan McIlroy wrote:
> Pete clearly demonstrated to me that the sv_wait is being prematurely
> woken up when it should not be. There may be an underlying problem or
> this could just be another peculiarity of the Linux kernel. Either way
> Pete will continue to look into this and whatever the explanation turns
> out to be, we deperately need a way to prevent our customers from
> running into this deadlock. Even if there is another problem lurking
> this code change is fine and if nothing else will serve as a performance
> improvement.
Folks, please at least invest half the time you spend flaming each other
into looking at underlying causes ;-)
next prev parent reply other threads:[~2008-09-24 14:40 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-24 4:28 [PATCH] Use atomic_t and wait_event to track dquot pincount Peter Leckie
2008-09-24 6:05 ` Dave Chinner
2008-09-24 6:53 ` Peter Leckie
2008-09-24 7:43 ` Dave Chinner
2008-09-24 7:26 ` [PATCH v2] " Peter Leckie
2008-09-24 7:42 ` Lachlan McIlroy
2008-09-24 7:46 ` Dave Chinner
2008-09-24 8:03 ` Lachlan McIlroy
2008-09-24 14:42 ` Christoph Hellwig [this message]
2008-09-24 8:15 ` Peter Leckie
2008-09-25 1:03 ` Dave Chinner
2008-09-25 8:43 ` Peter Leckie
2008-09-25 9:12 ` Christoph Hellwig
2008-09-26 0:34 ` Dave Chinner
2008-09-26 1:09 ` Peter Leckie
2008-09-26 1:26 ` Lachlan McIlroy
2008-09-27 1:08 ` Dave Chinner
2008-09-26 1:32 ` Lachlan McIlroy
2008-09-26 1:38 ` Peter Leckie
2008-09-26 1:44 ` Mark Goodwin
2008-09-26 1:54 ` Peter Leckie
2008-09-26 11:31 ` Christoph Hellwig
2008-09-26 2:57 ` Dave Chinner
2008-09-26 3:38 ` Lachlan McIlroy
2008-09-27 1:11 ` Dave Chinner
2008-09-26 11:30 ` Christoph Hellwig
2008-09-26 11:27 ` Christoph Hellwig
2008-09-27 1:18 ` Dave Chinner
2008-09-26 1:10 ` Lachlan McIlroy
2008-09-26 11:28 ` Christoph Hellwig
2008-09-29 3:08 ` Lachlan McIlroy
2008-09-29 21:45 ` Christoph Hellwig
2008-09-24 14:41 ` Christoph Hellwig
2008-09-25 1:08 ` Dave Chinner
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