Re: [xfs-masters] [PATCH] xfs: failure mapping nfs fh to inode should return ESTALE

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On Sat, Jul 16, 2011 at 11:50:14AM +1000, Dave Chinner wrote:
> Bulkstat also checks for ENOENT returns from xfs_iget() as the
> lookup it does is inherently racy. That is, if the inode is
> allocated when it is read from the IBT, but then has been unlinked
> before the actual xfs_iget() call, it expects to get back an ENOENT
> to tell it the inode has been unlinked and shouldn't be included in
> the bulkstat output. Otherwise, it returns the error to userspace.
> 
> So converting the mode checks to return ESTALE definitely has the
> chance of breaking stuff that uses bulkstat (e.g. xfsdump) because
> it will return errors now where it previously just skipped the
> (unlinked) inode.

Sounds like we should simply go with the original version of the patch
then.

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