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| author | Christoph Hellwig <hch@infradead.org> | 2008-10-30 16:58:32 +1100 |
|---|---|---|
| committer | Lachlan McIlroy <lachlan@sgi.com> | 2008-10-30 16:58:32 +1100 |
| commit | 4a26e66e7728112f0e1cd7eca3bcc430b3a221c9 (patch) | |
| tree | 1944f9aa65476c963658b7b4679f7a64287adfb6 /fs/xfs/xfs_bmap_btree.c | |
| parent | fd6bcc5b63051392ba709a8fd33173b263669e0a (diff) | |
| download | linux-4a26e66e7728112f0e1cd7eca3bcc430b3a221c9.tar.bz2 | |
[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>
Diffstat (limited to 'fs/xfs/xfs_bmap_btree.c')
| -rw-r--r-- | fs/xfs/xfs_bmap_btree.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/fs/xfs/xfs_bmap_btree.c b/fs/xfs/xfs_bmap_btree.c index 7a02d391afec..c5eeb3241e25 100644 --- a/fs/xfs/xfs_bmap_btree.c +++ b/fs/xfs/xfs_bmap_btree.c @@ -699,6 +699,29 @@ xfs_bmbt_key_diff( cur->bc_rec.b.br_startoff; } +#ifdef DEBUG +STATIC int +xfs_bmbt_keys_inorder( + struct xfs_btree_cur *cur, + union xfs_btree_key *k1, + union xfs_btree_key *k2) +{ + return be64_to_cpu(k1->bmbt.br_startoff) < + be64_to_cpu(k2->bmbt.br_startoff); +} + +STATIC int +xfs_bmbt_recs_inorder( + struct xfs_btree_cur *cur, + union xfs_btree_rec *r1, + union xfs_btree_rec *r2) +{ + return xfs_bmbt_disk_get_startoff(&r1->bmbt) + + xfs_bmbt_disk_get_blockcount(&r1->bmbt) <= + xfs_bmbt_disk_get_startoff(&r2->bmbt); +} +#endif /* DEBUG */ + #ifdef XFS_BTREE_TRACE ktrace_t *xfs_bmbt_trace_buf; @@ -801,6 +824,11 @@ static const struct xfs_btree_ops xfs_bmbt_ops = { .init_ptr_from_cur = xfs_bmbt_init_ptr_from_cur, .key_diff = xfs_bmbt_key_diff, +#ifdef DEBUG + .keys_inorder = xfs_bmbt_keys_inorder, + .recs_inorder = xfs_bmbt_recs_inorder, +#endif + #ifdef XFS_BTREE_TRACE .trace_enter = xfs_bmbt_trace_enter, .trace_cursor = xfs_bmbt_trace_cursor, |