xfs: move and rename xfs_btree_read_bufl
Despite its name, xfs_btree_read_bufl doesn't contain any btree-related
functionaliy and isn't used by the btree code. Move it to xfs_bmap.c,
hard code the refval and ops arguments and rename it to
xfs_bmap_read_buf.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
index 5a39fdb..2e0546e 100644
--- a/fs/xfs/libxfs/xfs_bmap.c
+++ b/fs/xfs/libxfs/xfs_bmap.c
@@ -226,6 +226,28 @@ xfs_bmap_forkoff_reset(
}
}
+static int
+xfs_bmap_read_buf(
+ struct xfs_mount *mp, /* file system mount point */
+ struct xfs_trans *tp, /* transaction pointer */
+ xfs_fsblock_t fsbno, /* file system block number */
+ struct xfs_buf **bpp) /* buffer for fsbno */
+{
+ struct xfs_buf *bp; /* return value */
+ int error;
+
+ if (!xfs_verify_fsbno(mp, fsbno))
+ return -EFSCORRUPTED;
+ error = xfs_trans_read_buf(mp, tp, mp->m_ddev_targp,
+ XFS_FSB_TO_DADDR(mp, fsbno), mp->m_bsize, 0, &bp,
+ &xfs_bmbt_buf_ops);
+ if (!error) {
+ xfs_buf_set_ref(bp, XFS_BMAP_BTREE_REF);
+ *bpp = bp;
+ }
+ return error;
+}
+
#ifdef DEBUG
STATIC struct xfs_buf *
xfs_bmap_get_bp(
@@ -365,9 +387,7 @@ xfs_bmap_check_leaf_extents(
bp = xfs_bmap_get_bp(cur, XFS_FSB_TO_DADDR(mp, bno));
if (!bp) {
bp_release = 1;
- error = xfs_btree_read_bufl(mp, NULL, bno, &bp,
- XFS_BMAP_BTREE_REF,
- &xfs_bmbt_buf_ops);
+ error = xfs_bmap_read_buf(mp, NULL, bno, &bp);
if (xfs_metadata_is_sick(error))
xfs_btree_mark_sick(cur);
if (error)
@@ -454,9 +474,7 @@ xfs_bmap_check_leaf_extents(
bp = xfs_bmap_get_bp(cur, XFS_FSB_TO_DADDR(mp, bno));
if (!bp) {
bp_release = 1;
- error = xfs_btree_read_bufl(mp, NULL, bno, &bp,
- XFS_BMAP_BTREE_REF,
- &xfs_bmbt_buf_ops);
+ error = xfs_bmap_read_buf(mp, NULL, bno, &bp);
if (xfs_metadata_is_sick(error))
xfs_btree_mark_sick(cur);
if (error)
@@ -573,8 +591,7 @@ xfs_bmap_btree_to_extents(
return -EFSCORRUPTED;
}
#endif
- error = xfs_btree_read_bufl(mp, tp, cbno, &cbp, XFS_BMAP_BTREE_REF,
- &xfs_bmbt_buf_ops);
+ error = xfs_bmap_read_buf(mp, tp, cbno, &cbp);
if (xfs_metadata_is_sick(error))
xfs_btree_mark_sick(cur);
if (error)
