[patch 37/56] XFS: set b_error from bio error in xfs_buf_bio_end_io

[Greg KH]

2.6.27-stable review patch.  If anyone has any objections, please let us know.
------------------

From: Lachlan McIlroy <lachlan@xxxxxxxxxxxxxxxxxxxxxxxxx>

commit cfbe52672fbc6f333892e8dde82c35e0a76aa5f5 upstream.

Preserve any error returned by the bio layer.

Reviewed-by: Eric Sandeen <sandeen@xxxxxxxxxxx>
Reviewed-by: Tim Shimmin <tes@xxxxxxx>
Signed-off-by: Lachlan McIlroy <lachlan@xxxxxxx>
Cc: Neil Brown <neilb@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>

---
 fs/xfs/linux-2.6/xfs_buf.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

--- a/fs/xfs/linux-2.6/xfs_buf.c
+++ b/fs/xfs/linux-2.6/xfs_buf.c
@@ -1114,8 +1114,7 @@ xfs_buf_bio_end_io(
 	unsigned int		blocksize = bp->b_target->bt_bsize;
 	struct bio_vec		*bvec = bio->bi_io_vec + bio->bi_vcnt - 1;
 
-	if (!test_bit(BIO_UPTODATE, &bio->bi_flags))
-		bp->b_error = EIO;
+	xfs_buf_ioerror(bp, -error);
 
 	do {
 		struct page	*page = bvec->bv_page;

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