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Date:	Tue, 18 May 2010 12:28:20 +0530
From:	"Aneesh Kumar K. V" <aneesh.kumar@...ux.vnet.ibm.com>
To:	"J. R. Okajima" <hooanon05@...oo.co.jp>
Cc:	hch@...radead.org, viro@...iv.linux.org.uk, adilger@....com,
	corbet@....net, serue@...ibm.com, neilb@...e.de,
	linux-fsdevel@...r.kernel.org, sfrench@...ibm.com,
	philippe.deniel@....FR, linux-kernel@...r.kernel.org
Subject: Re: [PATCH -V8 2/9] vfs: Add name to file handle conversion support

On Tue, 18 May 2010 15:18:28 +0900, "J. R. Okajima" <hooanon05@...oo.co.jp> wrote:
> 
> "Aneesh Kumar K. V":
> > The file_handle I mentioned above is the file handle returned by
> > sys_name_to_handle_at syscall. NFS kernel server won't be using the
> > interface.
> 
> Thanx clarifying.
> I think I should read the notes in the first description (0/9) before
> posting.
> It says UUID is just for userspace.
> 
> Reading all 9 patches, I noticed handle_to_path() calls
> exportfs_decode_fh() inconditionally.
> Since exportfs_decode_fh() calls s_export_op->fh_to_dentry()
> inconditionally too, handle_to_path() will crash when the target FS
> doesn't support NFS-exporting, won't it?
> 

I guess we should fix exprtfs_decode_fh to return -ESTALE if
fh_to_dentry is NULL

-aneesh
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