xfs: kill XBF_LOCK

Buffers are always returned locked from the lookup routines. Hence
we don't need to tell the lookup routines to return locked buffers,
on to try and lock them. Remove XBF_LOCK from all the callers and
from internal buffer cache usage.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Mark Tinguely <tinguely@sgi.com>
Signed-off-by: Ben Myers <bpm@sgi.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/fs/xfs/xfs_vnodeops.c b/fs/xfs/xfs_vnodeops.c
index 445c224742b8..8f99c7781f39 100644
--- a/fs/xfs/xfs_vnodeops.c
+++ b/fs/xfs/xfs_vnodeops.c
@@ -82,7 +82,7 @@ xfs_readlink_bmap(
                 byte_cnt = XFS_FSB_TO_B(mp, mval[n].br_blockcount);
 
                 bp = xfs_buf_read(mp->m_ddev_targp, d, BTOBB(byte_cnt),
-                                  XBF_LOCK | XBF_MAPPED | XBF_DONT_BLOCK);
+                                  XBF_MAPPED | XBF_DONT_BLOCK);
                 if (!bp)
                         return XFS_ERROR(ENOMEM);
                 error = bp->b_error;