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 (*key_debugcheck)(struct bch_fs *, struct bkey_s_c);
30 void (*val_to_text)(struct printbuf *, struct bch_fs *,
32 void (*swab)(struct bkey_s);
33 bool (*key_normalize)(struct bch_fs *, struct bkey_s);
34 enum merge_result (*key_merge)(struct bch_fs *,
35 struct bkey_s, struct bkey_s);
36 void (*compat)(enum btree_id id, unsigned version,
37 unsigned big_endian, int write,
41 const char *bch2_bkey_val_invalid(struct bch_fs *, struct bkey_s_c);
42 const char *__bch2_bkey_invalid(struct bch_fs *, struct bkey_s_c,
43 enum btree_node_type);
44 const char *bch2_bkey_invalid(struct bch_fs *, struct bkey_s_c,
45 enum btree_node_type);
46 const char *bch2_bkey_in_btree_node(struct btree *, struct bkey_s_c);
48 void bch2_bkey_debugcheck(struct bch_fs *, struct btree *, struct bkey_s_c);
50 void bch2_bpos_to_text(struct printbuf *, struct bpos);
51 void bch2_bkey_to_text(struct printbuf *, const struct bkey *);
52 void bch2_val_to_text(struct printbuf *, struct bch_fs *,
54 void bch2_bkey_val_to_text(struct printbuf *, struct bch_fs *,
57 void bch2_bkey_swab_val(struct bkey_s);
59 bool bch2_bkey_normalize(struct bch_fs *, struct bkey_s);
61 enum merge_result bch2_bkey_merge(struct bch_fs *,
62 struct bkey_s, struct bkey_s);
64 void bch2_bkey_renumber(enum btree_node_type, struct bkey_packed *, int);
66 void __bch2_bkey_compat(unsigned, enum btree_id, unsigned, unsigned,
67 int, struct bkey_format *, struct bkey_packed *);
69 static inline void bch2_bkey_compat(unsigned level, enum btree_id btree_id,
70 unsigned version, unsigned big_endian,
72 struct bkey_format *f,
73 struct bkey_packed *k)
75 if (version < bcachefs_metadata_version_current ||
76 big_endian != CPU_BIG_ENDIAN)
77 __bch2_bkey_compat(level, btree_id, version,
78 big_endian, write, f, k);
82 #endif /* _BCACHEFS_BKEY_METHODS_H */