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authorDarrick J. Wong <darrick.wong@oracle.com>2018-01-16 18:52:12 -0800
committerDarrick J. Wong <darrick.wong@oracle.com>2018-01-17 21:00:44 -0800
commitce1d802e6a889b8ee53b3444c6d7e8cfecadac50 (patch)
treefc480df04e2ca492f26b042a94c91ac34e01bfc1 /fs/xfs/libxfs/xfs_alloc.h
parentc468562879a766de2c2fbedd41b653a7bf4c157d (diff)
xfs: add scrub cross-referencing helpers for the free space btrees
Add a couple of functions to the free space btrees that will be used to cross-reference metadata against the bnobt/cntbt, and a generic btree function that provides the real implementation. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Dave Chinner <dchinner@redhat.com>
Diffstat (limited to 'fs/xfs/libxfs/xfs_alloc.h')
-rw-r--r--fs/xfs/libxfs/xfs_alloc.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/xfs/libxfs/xfs_alloc.h b/fs/xfs/libxfs/xfs_alloc.h
index 7ba2d129d504..65a0cafe06e4 100644
--- a/fs/xfs/libxfs/xfs_alloc.h
+++ b/fs/xfs/libxfs/xfs_alloc.h
@@ -198,6 +198,13 @@ xfs_free_extent(
enum xfs_ag_resv_type type); /* block reservation type */
int /* error */
+xfs_alloc_lookup_le(
+ struct xfs_btree_cur *cur, /* btree cursor */
+ xfs_agblock_t bno, /* starting block of extent */
+ xfs_extlen_t len, /* length of extent */
+ int *stat); /* success/failure */
+
+int /* error */
xfs_alloc_lookup_ge(
struct xfs_btree_cur *cur, /* btree cursor */
xfs_agblock_t bno, /* starting block of extent */
@@ -237,4 +244,7 @@ bool xfs_verify_agbno(struct xfs_mount *mp, xfs_agnumber_t agno,
xfs_agblock_t agbno);
bool xfs_verify_fsbno(struct xfs_mount *mp, xfs_fsblock_t fsbno);
+int xfs_alloc_has_record(struct xfs_btree_cur *cur, xfs_agblock_t bno,
+ xfs_extlen_t len, bool *exist);
+
#endif /* __XFS_ALLOC_H__ */