linux-kernel - Re: nfsd stuckage

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Message-ID: <20090106230356.GA31520@lst.de>
Date:	Wed, 7 Jan 2009 00:03:56 +0100
From:	Christoph Hellwig <hch@....de>
To:	"J. Bruce Fields" <bfields@...ldses.org>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-nfs@...r.kernel.org, linux-kernel@...r.kernel.org,
	Neil Brown <neilb@...e.de>, Eric Sesterhenn <snakebyte@....de>,
	hch@....de
Subject: Re: nfsd stuckage

On Tue, Jan 06, 2009 at 06:02:44PM -0500, J. Bruce Fields wrote:
> On Tue, Jan 06, 2009 at 02:56:12PM -0800, Andrew Morton wrote:
> > 
> > I just built current mainline plus the just-sent 266 -mm patches.
> > 
> > The machine failed to power off when hit with `halt -pfn'.  dmesg output:
> 
> Christoph, can you live with this for now?

nfsd part is well, livable.  But the fs/sync.c is buggy as stackable
filesystems can call vfs_fsync with a NULL pointer due to nfs calling it
that way, so please drop that hunk.
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