linux-kernel - Re: nfsd stuckage

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Message-ID: <20090107074256.GA5102@infradead.org>
Date:	Wed, 7 Jan 2009 02:42:56 -0500
From:	Christoph Hellwig <hch@...radead.org>
To:	"J. Bruce Fields" <bfields@...ldses.org>
Cc:	Andrew Morton <akpm@...ux-foundation.org>, hch@....de,
	linux-nfs@...r.kernel.org, linux-kernel@...r.kernel.org,
	neilb@...e.de, snakebyte@....de
Subject: Re: nfsd stuckage

On Tue, Jan 06, 2009 at 07:28:16PM -0500, J. Bruce Fields wrote:
> On Tue, Jan 06, 2009 at 04:23:28PM -0800, Andrew Morton wrote:
> > On Tue, 6 Jan 2009 19:15:01 -0500
> > "J. Bruce Fields" <bfields@...ldses.org> wrote:
> > 
> > >     nfsd: fix double-locks of directory mutex
> > 
> > grumble.
> 
> This is literally just a revert of part of 4c728ef583b3d822; if you'd
> like me to clean up this stuff while I'm there, I'm happy to.

Please leave it as the revert.  NFSD really needs to use vfs_fsync
eventually so we can sort out our ->fsync usage.  I suspect the best
way to get there is to to the i_mutex removal for fsync earlier than
planned, but I'll need to audit the filesystems first.

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