1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _BCACHEFS_BACKPOINTERS_BACKGROUND_H
3 #define _BCACHEFS_BACKPOINTERS_BACKGROUND_H
7 int bch2_backpointer_invalid(const struct bch_fs *, struct bkey_s_c k,
8 int, struct printbuf *);
9 void bch2_backpointer_to_text(struct printbuf *, const struct bch_backpointer *);
10 void bch2_backpointer_k_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c);
11 void bch2_backpointer_swab(struct bkey_s);
13 #define bch2_bkey_ops_backpointer ((struct bkey_ops) { \
14 .key_invalid = bch2_backpointer_invalid, \
15 .val_to_text = bch2_backpointer_k_to_text, \
16 .swab = bch2_backpointer_swab, \
19 void bch2_extent_ptr_to_bp(struct bch_fs *, enum btree_id, unsigned,
20 struct bkey_s_c, struct extent_ptr_decoded,
21 struct bpos *, struct bch_backpointer *);
23 int bch2_bucket_backpointer_del(struct btree_trans *, struct bkey_i_alloc_v4 *,
24 struct bch_backpointer, struct bkey_s_c);
25 int bch2_bucket_backpointer_add(struct btree_trans *, struct bkey_i_alloc_v4 *,
26 struct bch_backpointer, struct bkey_s_c);
27 int bch2_get_next_backpointer(struct btree_trans *, struct bpos, int,
28 u64 *, struct bch_backpointer *, unsigned);
29 struct bkey_s_c bch2_backpointer_get_key(struct btree_trans *, struct btree_iter *,
30 struct bpos, u64, struct bch_backpointer);
31 struct btree *bch2_backpointer_get_node(struct btree_trans *, struct btree_iter *,
32 struct bpos, u64, struct bch_backpointer);
34 int bch2_check_btree_backpointers(struct bch_fs *);
35 int bch2_check_extents_to_backpointers(struct bch_fs *);
36 int bch2_check_backpointers_to_extents(struct bch_fs *);
38 #endif /* _BCACHEFS_BACKPOINTERS_BACKGROUND_H */