[PATCH 4/4] libxfs: add b_error

[Alex Elder]

On Tue, 2011-09-20 at 17:59 -0400, Christoph Hellwig wrote:
> Add a b_error field to struct xfs_buf so that we can return the exact error
> fro libxfs_readbuf.  And explicit error return would be nice, but this
> requires large changes to common code that should be done on the kernel
> side first.
> 
> Signed-off-by: Christoph Hellwig <hch at lst.de>

Looks good.

Reviewed-by: Alex Elder <aelder at sgi.com>