bcachefs-tools/libbcachefs/backpointers.h

39 lines
1.6 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BCACHEFS_BACKPOINTERS_BACKGROUND_H
#define _BCACHEFS_BACKPOINTERS_BACKGROUND_H
#include "super.h"
int bch2_backpointer_invalid(const struct bch_fs *, struct bkey_s_c k,
int, struct printbuf *);
void bch2_backpointer_to_text(struct printbuf *, const struct bch_backpointer *);
void bch2_backpointer_k_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c);
void bch2_backpointer_swab(struct bkey_s);
#define bch2_bkey_ops_backpointer (struct bkey_ops) { \
.key_invalid = bch2_backpointer_invalid, \
.val_to_text = bch2_backpointer_k_to_text, \
.swab = bch2_backpointer_swab, \
}
void bch2_extent_ptr_to_bp(struct bch_fs *, enum btree_id, unsigned,
struct bkey_s_c, struct extent_ptr_decoded,
struct bpos *, struct bch_backpointer *);
int bch2_bucket_backpointer_del(struct btree_trans *, struct bkey_i_alloc_v4 *,
struct bch_backpointer, struct bkey_s_c);
int bch2_bucket_backpointer_add(struct btree_trans *, struct bkey_i_alloc_v4 *,
struct bch_backpointer, struct bkey_s_c);
int bch2_get_next_backpointer(struct btree_trans *, struct bpos, int,
u64 *, struct bch_backpointer *);
struct bkey_s_c bch2_backpointer_get_key(struct btree_trans *, struct btree_iter *,
struct bpos, u64, struct bch_backpointer);
struct btree *bch2_backpointer_get_node(struct btree_trans *, struct btree_iter *,
struct bpos, u64, struct bch_backpointer);
int bch2_check_btree_backpointers(struct bch_fs *);
int bch2_check_extents_to_backpointers(struct bch_fs *);
int bch2_check_backpointers_to_extents(struct bch_fs *);
#endif /* _BCACHEFS_BACKPOINTERS_BACKGROUND_H */