diff options
Diffstat (limited to 'fs/xfs/libxfs/xfs_rmap.h')
| -rw-r--r-- | fs/xfs/libxfs/xfs_rmap.h | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/fs/xfs/libxfs/xfs_rmap.h b/fs/xfs/libxfs/xfs_rmap.h index 4cbe50cf522e..ced605d69324 100644 --- a/fs/xfs/libxfs/xfs_rmap.h +++ b/fs/xfs/libxfs/xfs_rmap.h @@ -200,12 +200,24 @@ xfs_failaddr_t xfs_rmap_check_irec(struct xfs_btree_cur *cur, int xfs_rmap_has_records(struct xfs_btree_cur *cur, xfs_agblock_t bno, xfs_extlen_t len, enum xbtree_recpacking *outcome); -int xfs_rmap_record_exists(struct xfs_btree_cur *cur, xfs_agblock_t bno, + +struct xfs_rmap_matches { + /* Number of owner matches. */ + unsigned long long matches; + + /* Number of non-owner matches. */ + unsigned long long nono_matches; + + /* Number of non-owner matches that conflict with the owner matches. */ + unsigned long long badno_matches; +}; + +int xfs_rmap_count_owners(struct xfs_btree_cur *cur, xfs_agblock_t bno, xfs_extlen_t len, const struct xfs_owner_info *oinfo, - bool *has_rmap); + struct xfs_rmap_matches *rmatch); int xfs_rmap_has_other_keys(struct xfs_btree_cur *cur, xfs_agblock_t bno, xfs_extlen_t len, const struct xfs_owner_info *oinfo, - bool *has_rmap); + bool *has_other); int xfs_rmap_map_raw(struct xfs_btree_cur *cur, struct xfs_rmap_irec *rmap); extern const struct xfs_owner_info XFS_RMAP_OINFO_SKIP_UPDATE; |