Merge tag 'xtensa-next-20130912' of git://github.com/czankel/xtensa-linux

[linux-2.6-block.git] / fs / xfs / xfs_btree.h

diff --git a/fs/xfs/xfs_btree.h b/fs/xfs/xfs_btree.h
index 55e3c7cc3c3d3f22178fb1feb8aab44679821172..06729b67ad58ec2c394a3ecdb1104938ced672c2 100644 (file)
--- a/fs/xfs/xfs_btree.h
+++ b/fs/xfs/xfs_btree.h
@@ -88,13 +88,11 @@ struct xfs_btree_block {
 #define XFS_BTREE_SBLOCK_CRC_LEN       (XFS_BTREE_SBLOCK_LEN + 40)
 #define XFS_BTREE_LBLOCK_CRC_LEN       (XFS_BTREE_LBLOCK_LEN + 48)
 
-
 #define XFS_BTREE_SBLOCK_CRC_OFF \
        offsetof(struct xfs_btree_block, bb_u.s.bb_crc)
 #define XFS_BTREE_LBLOCK_CRC_OFF \
        offsetof(struct xfs_btree_block, bb_u.l.bb_crc)
 
-
 /*
  * Generic key, ptr and record wrapper structures.
  *
@@ -123,15 +121,18 @@ union xfs_btree_rec {
 /*
  * For logging record fields.
  */
-#define        XFS_BB_MAGIC            0x01
-#define        XFS_BB_LEVEL            0x02
-#define        XFS_BB_NUMRECS          0x04
-#define        XFS_BB_LEFTSIB          0x08
-#define        XFS_BB_RIGHTSIB         0x10
-#define        XFS_BB_BLKNO            0x20
+#define        XFS_BB_MAGIC            (1 << 0)
+#define        XFS_BB_LEVEL            (1 << 1)
+#define        XFS_BB_NUMRECS          (1 << 2)
+#define        XFS_BB_LEFTSIB          (1 << 3)
+#define        XFS_BB_RIGHTSIB         (1 << 4)
+#define        XFS_BB_BLKNO            (1 << 5)
+#define        XFS_BB_LSN              (1 << 6)
+#define        XFS_BB_UUID             (1 << 7)
+#define        XFS_BB_OWNER            (1 << 8)
 #define        XFS_BB_NUM_BITS         5
 #define        XFS_BB_ALL_BITS         ((1 << XFS_BB_NUM_BITS) - 1)
-#define        XFS_BB_NUM_BITS_CRC     8
+#define        XFS_BB_NUM_BITS_CRC     9
 #define        XFS_BB_ALL_BITS_CRC     ((1 << XFS_BB_NUM_BITS_CRC) - 1)
 
 /*
@@ -444,6 +445,8 @@ int xfs_btree_new_iroot(struct xfs_btree_cur *, int *, int *);
 int xfs_btree_insert(struct xfs_btree_cur *, int *);
 int xfs_btree_delete(struct xfs_btree_cur *, int *);
 int xfs_btree_get_rec(struct xfs_btree_cur *, union xfs_btree_rec **, int *);
+int xfs_btree_change_owner(struct xfs_btree_cur *cur, __uint64_t new_owner,
+                          struct list_head *buffer_list);
 
 /*
  * btree block CRC helpers