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| author | Darrick J. Wong <darrick.wong@oracle.com> | 2019-10-29 02:12:35 +0300 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2019-10-29 19:50:12 +0300 |
| commit | e992ae8afdedcdfe65ededd96b5a15319f2e6bae (patch) | |
| tree | 878231368f19832e9180e7b864b0e7c1e3d86049 /fs/xfs/libxfs/xfs_btree.h | |
| parent | fec40e220ffcbecadfdd95a68dc3dec1996b8ff6 (diff) | |
| download | linux-e992ae8afdedcdfe65ededd96b5a15319f2e6bae.tar.xz | |
xfs: refactor xfs_iread_extents to use xfs_btree_visit_blocks
xfs_iread_extents open-codes everything in xfs_btree_visit_blocks, so
refactor the btree helper to be able to iterate only the records on
level 0, then port iread_extents to use it.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/xfs/libxfs/xfs_btree.h')
| -rw-r--r-- | fs/xfs/libxfs/xfs_btree.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/fs/xfs/libxfs/xfs_btree.h b/fs/xfs/libxfs/xfs_btree.h index b4e3ec1d7ff9..6670120cd690 100644 --- a/fs/xfs/libxfs/xfs_btree.h +++ b/fs/xfs/libxfs/xfs_btree.h @@ -485,8 +485,15 @@ int xfs_btree_query_all(struct xfs_btree_cur *cur, xfs_btree_query_range_fn fn, typedef int (*xfs_btree_visit_blocks_fn)(struct xfs_btree_cur *cur, int level, void *data); +/* Visit record blocks. */ +#define XFS_BTREE_VISIT_RECORDS (1 << 0) +/* Visit leaf blocks. */ +#define XFS_BTREE_VISIT_LEAVES (1 << 1) +/* Visit all blocks. */ +#define XFS_BTREE_VISIT_ALL (XFS_BTREE_VISIT_RECORDS | \ + XFS_BTREE_VISIT_LEAVES) int xfs_btree_visit_blocks(struct xfs_btree_cur *cur, - xfs_btree_visit_blocks_fn fn, void *data); + xfs_btree_visit_blocks_fn fn, unsigned int flags, void *data); int xfs_btree_count_blocks(struct xfs_btree_cur *cur, xfs_extlen_t *blocks); |