[PATCH] xfs: require 64-bit sector_t

[Ben Myers]

Hi Christoph,

On Thu, Nov 14, 2013 at 08:46:03AM -0800, Christoph Hellwig wrote:
> Trying to support tiny disks only and saving a bit memory might have
> made sense on an SGI O2 15 years ago, but is pretty pointless today.
> 
> Remove the rarely tested codepath that uses various smaller in-memory
> types to reduce our test matrix and make the codebase a little bit
> smaller and less complicated.
> 
> 
> Signed-off-by: Christoph Hellwig <hch at lst.de>
> 
> diff --git a/fs/xfs/Kconfig b/fs/xfs/Kconfig
> index 399e8ce..5d47b4d 100644
> --- a/fs/xfs/Kconfig
> +++ b/fs/xfs/Kconfig
> @@ -1,6 +1,7 @@
>  config XFS_FS
>  	tristate "XFS filesystem support"
>  	depends on BLOCK
> +	depends on (64BIT || LBDAF)

There are quite a few 32 bit arches in use today.  We need to continue to
support them in XFS as long as they are supported by the kernel.  Unless I have
misunderstood what you are suggesting, I believe the answer to this patch must
be a firm 'no'.

Regards,
	Ben