Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

[safe/jmp/linux-2.6] / fs / xfs / xfs_bmap_btree.c

diff --git a/fs/xfs/xfs_bmap_btree.c b/fs/xfs/xfs_bmap_btree.c
index aab8e3f..0bf192f 100644 (file)
--- a/fs/xfs/xfs_bmap_btree.c
+++ b/fs/xfs/xfs_bmap_btree.c
@@ -352,7 +352,7 @@ xfs_bmbt_delrec(
        XFS_BMBT_TRACE_CURSOR(cur, ENTRY);
        XFS_BMBT_TRACE_ARGI(cur, level);
        ptr = cur->bc_ptrs[level];
-       tcur = (xfs_btree_cur_t *)0;
+       tcur = NULL;
        if (ptr == 0) {
                XFS_BMBT_TRACE_CURSOR(cur, EXIT);
                *stat = 0;
@@ -678,47 +678,6 @@ error0:
        return error;
 }
 
-#ifdef DEBUG
-/*
- * Get the data from the pointed-to record.
- */
-int
-xfs_bmbt_get_rec(
-       xfs_btree_cur_t         *cur,
-       xfs_fileoff_t           *off,
-       xfs_fsblock_t           *bno,
-       xfs_filblks_t           *len,
-       xfs_exntst_t            *state,
-       int                     *stat)
-{
-       xfs_bmbt_block_t        *block;
-       xfs_buf_t               *bp;
-#ifdef DEBUG
-       int                     error;
-#endif
-       int                     ptr;
-       xfs_bmbt_rec_t          *rp;
-
-       block = xfs_bmbt_get_block(cur, 0, &bp);
-       ptr = cur->bc_ptrs[0];
-#ifdef DEBUG
-       if ((error = xfs_btree_check_lblock(cur, block, 0, bp)))
-               return error;
-#endif
-       if (ptr > be16_to_cpu(block->bb_numrecs) || ptr <= 0) {
-               *stat = 0;
-               return 0;
-       }
-       rp = XFS_BMAP_REC_IADDR(block, ptr, cur);
-       *off = xfs_bmbt_disk_get_startoff(rp);
-       *bno = xfs_bmbt_disk_get_startblock(rp);
-       *len = xfs_bmbt_disk_get_blockcount(rp);
-       *state = xfs_bmbt_disk_get_state(rp);
-       *stat = 1;
-       return 0;
-}
-#endif
-
 /*
  * Insert one record/level.  Return information to the caller
  * allowing the next level up to proceed if necessary.
@@ -755,7 +714,7 @@ xfs_bmbt_insrec(
        ASSERT(level < cur->bc_nlevels);
        XFS_BMBT_TRACE_CURSOR(cur, ENTRY);
        XFS_BMBT_TRACE_ARGIFR(cur, level, *bnop, recp);
-       ncur = (xfs_btree_cur_t *)0;
+       ncur = NULL;
        key.br_startoff = cpu_to_be64(xfs_bmbt_disk_get_startoff(recp));
        optr = ptr = cur->bc_ptrs[level];
        if (ptr == 0) {
@@ -1126,7 +1085,7 @@ xfs_bmbt_lookup(
                        d = XFS_FSB_TO_DADDR(mp, fsbno);
                        bp = cur->bc_bufs[level];
                        if (bp && XFS_BUF_ADDR(bp) != d)
-                               bp = (xfs_buf_t *)0;
+                               bp = NULL;
                        if (!bp) {
                                if ((error = xfs_btree_read_bufl(mp, tp, fsbno,
                                                0, &bp, XFS_BMAP_BTREE_REF))) {
@@ -1731,9 +1690,9 @@ xfs_bmdr_to_bmbt(
        rblock->bb_leftsib = cpu_to_be64(NULLDFSBNO);
        rblock->bb_rightsib = cpu_to_be64(NULLDFSBNO);
        dmxr = (int)XFS_BTREE_BLOCK_MAXRECS(dblocklen, xfs_bmdr, 0);
-       fkp = XFS_BTREE_KEY_ADDR(dblocklen, xfs_bmdr, dblock, 1, dmxr);
+       fkp = XFS_BTREE_KEY_ADDR(xfs_bmdr, dblock, 1);
        tkp = XFS_BMAP_BROOT_KEY_ADDR(rblock, 1, rblocklen);
-       fpp = XFS_BTREE_PTR_ADDR(dblocklen, xfs_bmdr, dblock, 1, dmxr);
+       fpp = XFS_BTREE_PTR_ADDR(xfs_bmdr, dblock, 1, dmxr);
        tpp = XFS_BMAP_BROOT_PTR_ADDR(rblock, 1, rblocklen);
        dmxr = be16_to_cpu(dblock->bb_numrecs);
        memcpy(tkp, fkp, sizeof(*fkp) * dmxr);
@@ -1862,7 +1821,7 @@ xfs_bmbt_delete(
  * xfs_bmbt_get_startblock, xfs_bmbt_get_blockcount and xfs_bmbt_get_state.
  */
 
-STATIC __inline__ void
+STATIC_INLINE void
 __xfs_bmbt_get_all(
                __uint64_t l0,
                __uint64_t l1,
@@ -2016,30 +1975,6 @@ xfs_bmbt_disk_get_blockcount(
 }
 
 /*
- * Extract the startblock field from an on disk bmap extent record.
- */
-xfs_fsblock_t
-xfs_bmbt_disk_get_startblock(
-       xfs_bmbt_rec_t  *r)
-{
-#if XFS_BIG_BLKNOS
-       return (((xfs_fsblock_t)INT_GET(r->l0, ARCH_CONVERT) & XFS_MASK64LO(9)) << 43) |
-              (((xfs_fsblock_t)INT_GET(r->l1, ARCH_CONVERT)) >> 21);
-#else
-#ifdef DEBUG
-       xfs_dfsbno_t    b;
-
-       b = (((xfs_dfsbno_t)INT_GET(r->l0, ARCH_CONVERT) & XFS_MASK64LO(9)) << 43) |
-           (((xfs_dfsbno_t)INT_GET(r->l1, ARCH_CONVERT)) >> 21);
-       ASSERT((b >> 32) == 0 || ISNULLDSTARTBLOCK(b));
-       return (xfs_fsblock_t)b;
-#else  /* !DEBUG */
-       return (xfs_fsblock_t)(((xfs_dfsbno_t)INT_GET(r->l1, ARCH_CONVERT)) >> 21);
-#endif /* DEBUG */
-#endif /* XFS_BIG_BLKNOS */
-}
-
-/*
  * Extract the startoff field from a disk format bmap extent record.
  */
 xfs_fileoff_t
@@ -2049,17 +1984,6 @@ xfs_bmbt_disk_get_startoff(
        return ((xfs_fileoff_t)INT_GET(r->l0, ARCH_CONVERT) &
                 XFS_MASK64LO(64 - BMBT_EXNTFLAG_BITLEN)) >> 9;
 }
-
-xfs_exntst_t
-xfs_bmbt_disk_get_state(
-       xfs_bmbt_rec_t  *r)
-{
-       int     ext_flag;
-
-       ext_flag = (int)((INT_GET(r->l0, ARCH_CONVERT)) >> (64 - BMBT_EXNTFLAG_BITLEN));
-       return xfs_extent_state(xfs_bmbt_disk_get_blockcount(r),
-                               ext_flag);
-}
 #endif /* XFS_NATIVE_HOST */
 
 
@@ -2170,7 +2094,7 @@ xfs_bmbt_insert(
        level = 0;
        nbno = NULLFSBLOCK;
        xfs_bmbt_disk_set_all(&nrec, &cur->bc_rec.b);
-       ncur = (xfs_btree_cur_t *)0;
+       ncur = NULL;
        pcur = cur;
        do {
                if ((error = xfs_bmbt_insrec(pcur, level++, &nbno, &nrec, &ncur,
@@ -2197,7 +2121,7 @@ xfs_bmbt_insert(
                }
                if (ncur) {
                        pcur = ncur;
-                       ncur = (xfs_btree_cur_t *)0;
+                       ncur = NULL;
                }
        } while (nbno != NULLFSBLOCK);
        XFS_BMBT_TRACE_CURSOR(cur, EXIT);
@@ -2684,9 +2608,9 @@ xfs_bmbt_to_bmdr(
        dblock->bb_numrecs = rblock->bb_numrecs;
        dmxr = (int)XFS_BTREE_BLOCK_MAXRECS(dblocklen, xfs_bmdr, 0);
        fkp = XFS_BMAP_BROOT_KEY_ADDR(rblock, 1, rblocklen);
-       tkp = XFS_BTREE_KEY_ADDR(dblocklen, xfs_bmdr, dblock, 1, dmxr);
+       tkp = XFS_BTREE_KEY_ADDR(xfs_bmdr, dblock, 1);
        fpp = XFS_BMAP_BROOT_PTR_ADDR(rblock, 1, rblocklen);
-       tpp = XFS_BTREE_PTR_ADDR(dblocklen, xfs_bmdr, dblock, 1, dmxr);
+       tpp = XFS_BTREE_PTR_ADDR(xfs_bmdr, dblock, 1, dmxr);
        dmxr = be16_to_cpu(dblock->bb_numrecs);
        memcpy(tkp, fkp, sizeof(*fkp) * dmxr);
        memcpy(tpp, fpp, sizeof(*fpp) * dmxr);