On Wed, Feb 08, 2017 at 04:45:38PM -0500, J. Bruce Fields wrote:
> On Tue, Feb 07, 2017 at 10:12:44AM +0100, Christoph Hellwig wrote:
> > Turns out doing mnt_want_write twice for the same process makes
> > lockdep unhappy, so move the fh_want_write down to after calling
> > vfs_truncate in nfsd_setattr. No changes to error handling required
> > as the want write state is automatically cleaned up by the caller
> > based on a flag in the svc_fh.
> >
> > Fixes: 41f53350 ("nfsd: special case truncates some more")
> > Signed-off-by: Christoph Hellwig <hch@xxxxxx>
> > Reported-by: Dave Jones <davej@xxxxxxxxxxxxxxxxx>
>
> Thanks, I'll see if I can squeeze this into 4.10.--b.
FYI, Chuck just reported another issue, let's wait for that for now.
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