diff options
Diffstat (limited to 'fs/xfs/scrub/btree.h')
| -rw-r--r-- | fs/xfs/scrub/btree.h | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/fs/xfs/scrub/btree.h b/fs/xfs/scrub/btree.h index 5572e475f8ed..da61a53a0b61 100644 --- a/fs/xfs/scrub/btree.h +++ b/fs/xfs/scrub/btree.h @@ -26,8 +26,8 @@ void xchk_btree_xref_set_corrupt(struct xfs_scrub *sc, struct xchk_btree; typedef int (*xchk_btree_rec_fn)( - struct xchk_btree *bs, - union xfs_btree_rec *rec); + struct xchk_btree *bs, + const union xfs_btree_rec *rec); struct xchk_btree { /* caller-provided scrub state */ @@ -39,11 +39,22 @@ struct xchk_btree { /* internal scrub state */ union xfs_btree_rec lastrec; - bool firstrec; - union xfs_btree_key lastkey[XFS_BTREE_MAXLEVELS]; - bool firstkey[XFS_BTREE_MAXLEVELS]; struct list_head to_check; + + /* this element must come last! */ + union xfs_btree_key lastkey[]; }; + +/* + * Calculate the size of a xchk_btree structure. There are nlevels-1 slots for + * keys because we track leaf records separately in lastrec. + */ +static inline size_t +xchk_btree_sizeof(unsigned int nlevels) +{ + return struct_size((struct xchk_btree *)NULL, lastkey, nlevels - 1); +} + int xchk_btree(struct xfs_scrub *sc, struct xfs_btree_cur *cur, xchk_btree_rec_fn scrub_fn, const struct xfs_owner_info *oinfo, void *private); |