linux-kernel - Re: 2.6.22-rc3-mm1 - page

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Message-Id: <20070601152537.a04209ff.akpm@linux-foundation.org>
Date:	Fri, 1 Jun 2007 15:25:37 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Mark Fasheh <mark.fasheh@...cle.com>
Cc:	Nick Piggin <npiggin@...e.de>, linux-kernel@...r.kernel.org
Subject: Re: 2.6.22-rc3-mm1 - page_mkwrite() breakage

On Fri, 1 Jun 2007 15:01:18 -0700
Mark Fasheh <mark.fasheh@...cle.com> wrote:

> On Thu, May 31, 2007 at 10:20:39PM -0700, Mark Fasheh wrote:
> > Ok. So how about the attached patch? It's a bit different than discussed,
> > but I think it's much cleaner because it preserves the current behavior of
> > the callback and keeps that bit of page locking inside core code. Not tested
> > as of yet, but I can run it tommorrow.
> 
> Ok - this patch seems to check out fine in testing - no more deadlocking.
> 
> Andrew, if this is ok with you I'd really like to see that fix in -mm. Ocfs2
> shared write mmap will instantly deadlock without it.

ug, OK.  I get a ginormous reject when merging ocfs2 on Nick's stuff which
I've been largely ignoring thus far.

Perhaps I need to go back to staging Nick's stuff after the git trees.  I'll
take a look.
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