struct xfs_mount;
struct xfs_trans;
+extern kmem_zone_t *xfs_btree_cur_zone;
+
/*
* This nonsense is to make -wlint happy.
*/
__uint8_t bc_blocklog; /* log2(blocksize) of btree blocks */
xfs_btnum_t bc_btnum; /* identifies which btree type */
union {
- struct { /* needed for BNO, CNT */
- struct xfs_buf *agbp; /* agf buffer pointer */
+ struct { /* needed for BNO, CNT, INO */
+ struct xfs_buf *agbp; /* agf/agi buffer pointer */
xfs_agnumber_t agno; /* ag number */
} a;
struct { /* needed for BMAP */
char flags; /* flags */
#define XFS_BTCUR_BPRV_WASDEL 1 /* was delayed */
} b;
- struct { /* needed for INO */
- struct xfs_buf *agbp; /* agi buffer pointer */
- xfs_agnumber_t agno; /* ag number */
- } i;
} bc_private; /* per-btree type data */
} xfs_btree_cur_t;
/*
* Min and max functions for extlen, agblock, fileoff, and filblks types.
*/
-#define XFS_EXTLEN_MIN(a,b) \
- ((xfs_extlen_t)(a) < (xfs_extlen_t)(b) ? \
- (xfs_extlen_t)(a) : (xfs_extlen_t)(b))
-#define XFS_EXTLEN_MAX(a,b) \
- ((xfs_extlen_t)(a) > (xfs_extlen_t)(b) ? \
- (xfs_extlen_t)(a) : (xfs_extlen_t)(b))
-#define XFS_AGBLOCK_MIN(a,b) \
- ((xfs_agblock_t)(a) < (xfs_agblock_t)(b) ? \
- (xfs_agblock_t)(a) : (xfs_agblock_t)(b))
-#define XFS_AGBLOCK_MAX(a,b) \
- ((xfs_agblock_t)(a) > (xfs_agblock_t)(b) ? \
- (xfs_agblock_t)(a) : (xfs_agblock_t)(b))
-#define XFS_FILEOFF_MIN(a,b) \
- ((xfs_fileoff_t)(a) < (xfs_fileoff_t)(b) ? \
- (xfs_fileoff_t)(a) : (xfs_fileoff_t)(b))
-#define XFS_FILEOFF_MAX(a,b) \
- ((xfs_fileoff_t)(a) > (xfs_fileoff_t)(b) ? \
- (xfs_fileoff_t)(a) : (xfs_fileoff_t)(b))
-#define XFS_FILBLKS_MIN(a,b) \
- ((xfs_filblks_t)(a) < (xfs_filblks_t)(b) ? \
- (xfs_filblks_t)(a) : (xfs_filblks_t)(b))
-#define XFS_FILBLKS_MAX(a,b) \
- ((xfs_filblks_t)(a) > (xfs_filblks_t)(b) ? \
- (xfs_filblks_t)(a) : (xfs_filblks_t)(b))
+#define XFS_EXTLEN_MIN(a,b) min_t(xfs_extlen_t, (a), (b))
+#define XFS_EXTLEN_MAX(a,b) max_t(xfs_extlen_t, (a), (b))
+#define XFS_AGBLOCK_MIN(a,b) min_t(xfs_agblock_t, (a), (b))
+#define XFS_AGBLOCK_MAX(a,b) max_t(xfs_agblock_t, (a), (b))
+#define XFS_FILEOFF_MIN(a,b) min_t(xfs_fileoff_t, (a), (b))
+#define XFS_FILEOFF_MAX(a,b) max_t(xfs_fileoff_t, (a), (b))
+#define XFS_FILBLKS_MIN(a,b) min_t(xfs_filblks_t, (a), (b))
+#define XFS_FILBLKS_MAX(a,b) max_t(xfs_filblks_t, (a), (b))
#define XFS_FSB_SANITY_CHECK(mp,fsb) \
(XFS_FSB_TO_AGNO(mp, fsb) < mp->m_sb.sb_agcount && \