summaryrefslogtreecommitdiff
path: root/fs/xfs/xfs_bmap.h
diff options
context:
space:
mode:
Diffstat (limited to 'fs/xfs/xfs_bmap.h')
-rw-r--r--fs/xfs/xfs_bmap.h22
1 files changed, 21 insertions, 1 deletions
diff --git a/fs/xfs/xfs_bmap.h b/fs/xfs/xfs_bmap.h
index 12cc63dfc2c4..011ccaa9a1c0 100644
--- a/fs/xfs/xfs_bmap.h
+++ b/fs/xfs/xfs_bmap.h
@@ -20,6 +20,7 @@
struct getbmap;
struct xfs_bmbt_irec;
+struct xfs_ifork;
struct xfs_inode;
struct xfs_mount;
struct xfs_trans;
@@ -347,9 +348,28 @@ xfs_bmap_count_blocks(
*/
int
xfs_check_nostate_extents(
- xfs_bmbt_rec_t *ep,
+ struct xfs_ifork *ifp,
+ xfs_extnum_t idx,
xfs_extnum_t num);
+/*
+ * Call xfs_bmap_do_search_extents() to search for the extent
+ * record containing block bno. If in multi-level in-core extent
+ * allocation mode, find and extract the target extent buffer,
+ * otherwise just use the direct extent list.
+ */
+xfs_bmbt_rec_t *
+xfs_bmap_search_multi_extents(struct xfs_ifork *, xfs_fileoff_t, int *,
+ xfs_extnum_t *, xfs_bmbt_irec_t *, xfs_bmbt_irec_t *);
+
+/*
+ * Search an extent list for the extent which includes block
+ * bno.
+ */
+xfs_bmbt_rec_t *xfs_bmap_do_search_extents(xfs_bmbt_rec_t *,
+ xfs_extnum_t, xfs_extnum_t, xfs_fileoff_t, int *,
+ xfs_extnum_t *, xfs_bmbt_irec_t *, xfs_bmbt_irec_t *);
+
#endif /* __KERNEL__ */
#endif /* __XFS_BMAP_H__ */