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| author |   Christoph Hellwig <hch@infradead.org> | 2008-10-30 16:55:23 +1100 |
|---|---|---|
| committer |   Lachlan McIlroy <lachlan@sgi.com> | 2008-10-30 16:55:23 +1100 |
| commit | ce5e42db421a41b1ad0cfd68c6058566b963e14b (patch) | |
| tree | 7723f47e468c6b933a89361462c04436fe617cda /fs/xfs/xfs_btree.h | |
| parent | [XFS] make btree tracing generic (diff) | |
| download | linux-dev-ce5e42db421a41b1ad0cfd68c6058566b963e14b.tar.xz linux-dev-ce5e42db421a41b1ad0cfd68c6058566b963e14b.zip | |
[XFS] add get_maxrecs btree operation
Factor xfs_btree_maxrecs into a per-btree operation.
The get_maxrecs method is based on a patch from Dave Chinner.
SGI-PV: 985583
SGI-Modid: xfs-linux-melb:xfs-kern:32188a
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_btree.h')
| -rw-r--r-- | fs/xfs/xfs_btree.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/xfs/xfs_btree.h b/fs/xfs/xfs_btree.h index 0647a0eff0de..5398cd0d4d4d 100644 --- a/fs/xfs/xfs_btree.h +++ b/fs/xfs/xfs_btree.h @@ -183,6 +183,9 @@ struct xfs_btree_ops { /* cursor operations */ struct xfs_btree_cur *(*dup_cursor)(struct xfs_btree_cur *); + /* records in block/level */ + int (*get_maxrecs)(struct xfs_btree_cur *cur, int level); + /* btree tracing */ #ifdef XFS_BTREE_TRACE void (*trace_enter)(struct xfs_btree_cur *, const char *, |