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Re: [PATCH] xfs: fix exporting with left over 64-bit inodes

To: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Subject: Re: [PATCH] xfs: fix exporting with left over 64-bit inodes
From: Dave Chinner <david@xxxxxxxxxxxxx>
Date: Mon, 22 Nov 2010 11:37:54 +1100
Cc: xfs@xxxxxxxxxxx, Samuel Kvasnica <samuel.kvasnica@xxxxxxxxx>
In-reply-to: <20101119133848.GA5471@xxxxxxxxxxxxx>
References: <20101119133848.GA5471@xxxxxxxxxxxxx>
User-agent: Mutt/1.5.20 (2009-06-14)
On Fri, Nov 19, 2010 at 08:38:49AM -0500, Christoph Hellwig wrote:
> From: Samuel Kvasnica <samuel.kvasnica@xxxxxxxxx>
> 
> We now support mounting and using filesystems with 64-bit inodes even
> when not mounted with the inode64 option (which now only controls if
> we allocate new inodes in that space or not).  Make sure we always
> use large NFS file handles when exporting a filesystem that may contain
> 64-bit inodes.  Note that this only affects newly generated file handles,
> any outstanding 32-bit file handle is still accepted.
> 
> [hch: the comment and commit log are mine, the rest is from a patch
>  snipplet from Samuel]
> 
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>

Won't this mean that people exporting non-root directories suddenly
have those exports stop working on a kernel upgrade due to changing
the handle format?

Cheers,

Dave.
-- 
Dave Chinner
david@xxxxxxxxxxxxx

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