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xfs: add scrub cross-referencing helpers for the inode btrees

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Add a couple of functions to the inode btrees that will be used
to cross-reference metadata against the inobt.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
This commit is contained in:
Darrick J. Wong 2018-01-16 18:52:12 -08:00
parent ce1d802e6a
commit 2e001266b6
2 changed files with 105 additions and 0 deletions
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6
fs/xfs/libxfs/xfs_ialloc.h
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@ -170,6 +170,12 @@ int xfs_read_agi(struct xfs_mount *mp, struct xfs_trans *tp,
union xfs_btree_rec;
void xfs_inobt_btrec_to_irec(struct xfs_mount *mp, union xfs_btree_rec *rec,
struct xfs_inobt_rec_incore *irec);
int xfs_ialloc_has_inodes_at_extent(struct xfs_btree_cur *cur,
xfs_agblock_t bno, xfs_extlen_t len, bool *exists);
int xfs_ialloc_has_inode_record(struct xfs_btree_cur *cur, xfs_agino_t low,
xfs_agino_t high, bool *exists);
int xfs_ialloc_count_inodes(struct xfs_btree_cur *cur, xfs_agino_t *count,
xfs_agino_t *freecount);
int xfs_ialloc_cluster_alignment(struct xfs_mount *mp);
void xfs_ialloc_agino_range(struct xfs_mount *mp, xfs_agnumber_t agno,