[XFS] add keys_inorder and recs_inorder btree methods
Add methods to check whether two keys/records are in the righ order. This
replaces the xfs_btree_check_key and xfs_btree_check_rec methods. For the
callers from xfs_bmap.c just opencode the bmbt-specific asserts.
SGI-PV: 985583
SGI-Modid: xfs-linux-melb:xfs-kern:32208a
Signed-off-by: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
Signed-off-by: Bill O'Donnell <billodo@sgi.com>
Signed-off-by: David Chinner <david@fromorbit.com>
diff --git a/fs/xfs/xfs_btree.c b/fs/xfs/xfs_btree.c
index 88eb00b..d667d30 100644
--- a/fs/xfs/xfs_btree.c
+++ b/fs/xfs/xfs_btree.c
@@ -52,122 +52,6 @@
XFS_ABTB_MAGIC, XFS_ABTC_MAGIC, XFS_BMAP_MAGIC, XFS_IBT_MAGIC
};
-/*
- * External routines.
- */
-
-#ifdef DEBUG
-/*
- * Debug routine: check that keys are in the right order.
- */
-void
-xfs_btree_check_key(
- xfs_btnum_t btnum, /* btree identifier */
- void *ak1, /* pointer to left (lower) key */
- void *ak2) /* pointer to right (higher) key */
-{
- switch (btnum) {
- case XFS_BTNUM_BNO: {
- xfs_alloc_key_t *k1;
- xfs_alloc_key_t *k2;
-
- k1 = ak1;
- k2 = ak2;
- ASSERT(be32_to_cpu(k1->ar_startblock) < be32_to_cpu(k2->ar_startblock));
- break;
- }
- case XFS_BTNUM_CNT: {
- xfs_alloc_key_t *k1;
- xfs_alloc_key_t *k2;
-
- k1 = ak1;
- k2 = ak2;
- ASSERT(be32_to_cpu(k1->ar_blockcount) < be32_to_cpu(k2->ar_blockcount) ||
- (k1->ar_blockcount == k2->ar_blockcount &&
- be32_to_cpu(k1->ar_startblock) < be32_to_cpu(k2->ar_startblock)));
- break;
- }
- case XFS_BTNUM_BMAP: {
- xfs_bmbt_key_t *k1;
- xfs_bmbt_key_t *k2;
-
- k1 = ak1;
- k2 = ak2;
- ASSERT(be64_to_cpu(k1->br_startoff) < be64_to_cpu(k2->br_startoff));
- break;
- }
- case XFS_BTNUM_INO: {
- xfs_inobt_key_t *k1;
- xfs_inobt_key_t *k2;
-
- k1 = ak1;
- k2 = ak2;
- ASSERT(be32_to_cpu(k1->ir_startino) < be32_to_cpu(k2->ir_startino));
- break;
- }
- default:
- ASSERT(0);
- }
-}
-
-/*
- * Debug routine: check that records are in the right order.
- */
-void
-xfs_btree_check_rec(
- xfs_btnum_t btnum, /* btree identifier */
- void *ar1, /* pointer to left (lower) record */
- void *ar2) /* pointer to right (higher) record */
-{
- switch (btnum) {
- case XFS_BTNUM_BNO: {
- xfs_alloc_rec_t *r1;
- xfs_alloc_rec_t *r2;
-
- r1 = ar1;
- r2 = ar2;
- ASSERT(be32_to_cpu(r1->ar_startblock) +
- be32_to_cpu(r1->ar_blockcount) <=
- be32_to_cpu(r2->ar_startblock));
- break;
- }
- case XFS_BTNUM_CNT: {
- xfs_alloc_rec_t *r1;
- xfs_alloc_rec_t *r2;
-
- r1 = ar1;
- r2 = ar2;
- ASSERT(be32_to_cpu(r1->ar_blockcount) < be32_to_cpu(r2->ar_blockcount) ||
- (r1->ar_blockcount == r2->ar_blockcount &&
- be32_to_cpu(r1->ar_startblock) < be32_to_cpu(r2->ar_startblock)));
- break;
- }
- case XFS_BTNUM_BMAP: {
- xfs_bmbt_rec_t *r1;
- xfs_bmbt_rec_t *r2;
-
- r1 = ar1;
- r2 = ar2;
- ASSERT(xfs_bmbt_disk_get_startoff(r1) +
- xfs_bmbt_disk_get_blockcount(r1) <=
- xfs_bmbt_disk_get_startoff(r2));
- break;
- }
- case XFS_BTNUM_INO: {
- xfs_inobt_rec_t *r1;
- xfs_inobt_rec_t *r2;
-
- r1 = ar1;
- r2 = ar2;
- ASSERT(be32_to_cpu(r1->ir_startino) + XFS_INODES_PER_CHUNK <=
- be32_to_cpu(r2->ir_startino));
- break;
- }
- default:
- ASSERT(0);
- }
-}
-#endif /* DEBUG */
int /* error (0 or EFSCORRUPTED) */
xfs_btree_check_lblock(
@@ -2032,9 +1916,8 @@
xfs_btree_log_keys(cur, lbp, lrecs, lrecs);
xfs_btree_log_ptrs(cur, lbp, lrecs, lrecs);
- xfs_btree_check_key(cur->bc_btnum,
- xfs_btree_key_addr(cur, lrecs - 1, left),
- lkp);
+ ASSERT(cur->bc_ops->keys_inorder(cur,
+ xfs_btree_key_addr(cur, lrecs - 1, left), lkp));
} else {
/* It's a leaf. Move records. */
union xfs_btree_rec *lrp; /* left record pointer */
@@ -2045,9 +1928,8 @@
xfs_btree_copy_recs(cur, lrp, rrp, 1);
xfs_btree_log_recs(cur, lbp, lrecs, lrecs);
- xfs_btree_check_rec(cur->bc_btnum,
- xfs_btree_rec_addr(cur, lrecs - 1, left),
- lrp);
+ ASSERT(cur->bc_ops->recs_inorder(cur,
+ xfs_btree_rec_addr(cur, lrecs - 1, left), lrp));
}
xfs_btree_set_numrecs(left, lrecs);
@@ -2222,8 +2104,8 @@
xfs_btree_log_keys(cur, rbp, 1, rrecs + 1);
xfs_btree_log_ptrs(cur, rbp, 1, rrecs + 1);
- xfs_btree_check_key(cur->bc_btnum, rkp,
- xfs_btree_key_addr(cur, 2, right));
+ ASSERT(cur->bc_ops->keys_inorder(cur, rkp,
+ xfs_btree_key_addr(cur, 2, right)));
} else {
/* It's a leaf. make a hole in the records */
union xfs_btree_rec *lrp;
@@ -2241,8 +2123,8 @@
cur->bc_ops->init_key_from_rec(&key, rrp);
rkp = &key;
- xfs_btree_check_rec(cur->bc_btnum, rrp,
- xfs_btree_rec_addr(cur, 2, right));
+ ASSERT(cur->bc_ops->recs_inorder(cur, rrp,
+ xfs_btree_rec_addr(cur, 2, right)));
}
/*
@@ -2849,11 +2731,11 @@
/* Check that the new entry is being inserted in the right place. */
if (ptr <= numrecs) {
if (level == 0) {
- xfs_btree_check_rec(cur->bc_btnum, recp,
- xfs_btree_rec_addr(cur, ptr, block));
+ ASSERT(cur->bc_ops->recs_inorder(cur, recp,
+ xfs_btree_rec_addr(cur, ptr, block)));
} else {
- xfs_btree_check_key(cur->bc_btnum, &key,
- xfs_btree_key_addr(cur, ptr, block));
+ ASSERT(cur->bc_ops->keys_inorder(cur, &key,
+ xfs_btree_key_addr(cur, ptr, block)));
}
}
#endif
@@ -2923,8 +2805,8 @@
xfs_btree_log_keys(cur, bp, ptr, numrecs);
#ifdef DEBUG
if (ptr < numrecs) {
- xfs_btree_check_key(cur->bc_btnum, kp,
- xfs_btree_key_addr(cur, ptr + 1, block));
+ ASSERT(cur->bc_ops->keys_inorder(cur, kp,
+ xfs_btree_key_addr(cur, ptr + 1, block)));
}
#endif
} else {
@@ -2941,8 +2823,8 @@
xfs_btree_log_recs(cur, bp, ptr, numrecs);
#ifdef DEBUG
if (ptr < numrecs) {
- xfs_btree_check_rec(cur->bc_btnum, rp,
- xfs_btree_rec_addr(cur, ptr + 1, block));
+ ASSERT(cur->bc_ops->recs_inorder(cur, rp,
+ xfs_btree_rec_addr(cur, ptr + 1, block)));
}
#endif
}