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| author | Darrick J. Wong <darrick.wong@oracle.com> | 2017-03-28 14:56:35 -0700 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2017-04-03 15:18:17 -0700 |
| commit | 2d520bfaa28b60401fbfe581f485a0bb952d881c (patch) | |
| tree | a343fc588824a4c60dc5eb1f0f5a9164c3fc92d2 /fs/xfs/libxfs/xfs_alloc.h | |
| parent | 08438b1e386b7899e8a2ffef59d6ebf29aac530f (diff) | |
| download | lwn-2d520bfaa28b60401fbfe581f485a0bb952d881c.tar.gz lwn-2d520bfaa28b60401fbfe581f485a0bb952d881c.zip | |
xfs: provide a query_range function for freespace btrees
Implement a query_range function for the bnobt and cntbt. This will
be used for getfsmap fallback if there is no rmapbt and by the online
scrub and repair code.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Diffstat (limited to 'fs/xfs/libxfs/xfs_alloc.h')
| -rw-r--r-- | fs/xfs/libxfs/xfs_alloc.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/xfs/libxfs/xfs_alloc.h b/fs/xfs/libxfs/xfs_alloc.h index 2a8d0fa6fbbe..6c2643c4abd3 100644 --- a/fs/xfs/libxfs/xfs_alloc.h +++ b/fs/xfs/libxfs/xfs_alloc.h @@ -219,4 +219,14 @@ int xfs_free_extent_fix_freelist(struct xfs_trans *tp, xfs_agnumber_t agno, xfs_extlen_t xfs_prealloc_blocks(struct xfs_mount *mp); +typedef int (*xfs_alloc_query_range_fn)( + struct xfs_btree_cur *cur, + struct xfs_alloc_rec_incore *rec, + void *priv); + +int xfs_alloc_query_range(struct xfs_btree_cur *cur, + struct xfs_alloc_rec_incore *low_rec, + struct xfs_alloc_rec_incore *high_rec, + xfs_alloc_query_range_fn fn, void *priv); + #endif /* __XFS_ALLOC_H__ */ |