1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _BCACHEFS_BKEY_METHODS_H
3 #define _BCACHEFS_BKEY_METHODS_H
12 extern const char * const bch2_bkey_types[];
18 * The keys were mergeable, but would have overflowed size - so instead
19 * l was changed to the maximum size, and both keys were modified:
26 /* Returns reason for being invalid if invalid, else NULL: */
27 const char * (*key_invalid)(const struct bch_fs *,
29 void (*val_to_text)(struct printbuf *, struct bch_fs *,
31 void (*swab)(struct bkey_s);
32 bool (*key_normalize)(struct bch_fs *, struct bkey_s);
33 enum merge_result (*key_merge)(struct bch_fs *,
34 struct bkey_s, struct bkey_s);
35 void (*compat)(enum btree_id id, unsigned version,
36 unsigned big_endian, int write,
40 const char *bch2_bkey_val_invalid(struct bch_fs *, struct bkey_s_c);
41 const char *__bch2_bkey_invalid(struct bch_fs *, struct bkey_s_c,
42 enum btree_node_type);
43 const char *bch2_bkey_invalid(struct bch_fs *, struct bkey_s_c,
44 enum btree_node_type);
45 const char *bch2_bkey_in_btree_node(struct btree *, struct bkey_s_c);
47 void bch2_bkey_debugcheck(struct bch_fs *, struct btree *, struct bkey_s_c);
49 void bch2_bpos_to_text(struct printbuf *, struct bpos);
50 void bch2_bkey_to_text(struct printbuf *, const struct bkey *);
51 void bch2_val_to_text(struct printbuf *, struct bch_fs *,
53 void bch2_bkey_val_to_text(struct printbuf *, struct bch_fs *,
56 void bch2_bkey_swab_val(struct bkey_s);
58 bool bch2_bkey_normalize(struct bch_fs *, struct bkey_s);
60 enum merge_result bch2_bkey_merge(struct bch_fs *,
61 struct bkey_s, struct bkey_s);
63 void bch2_bkey_renumber(enum btree_node_type, struct bkey_packed *, int);
65 void __bch2_bkey_compat(unsigned, enum btree_id, unsigned, unsigned,
66 int, struct bkey_format *, struct bkey_packed *);
68 static inline void bch2_bkey_compat(unsigned level, enum btree_id btree_id,
69 unsigned version, unsigned big_endian,
71 struct bkey_format *f,
72 struct bkey_packed *k)
74 if (version < bcachefs_metadata_version_current ||
75 big_endian != CPU_BIG_ENDIAN)
76 __bch2_bkey_compat(level, btree_id, version,
77 big_endian, write, f, k);
81 #endif /* _BCACHEFS_BKEY_METHODS_H */