#ifndef _BCACHEFS_INODE_H
#define _BCACHEFS_INODE_H
+#include "bkey.h"
#include "opts.h"
extern const char * const bch2_inode_opts[];
-const char *bch2_inode_invalid(const struct bch_fs *, struct bkey_s_c);
+int bch2_inode_invalid(const struct bch_fs *, struct bkey_s_c, unsigned, struct printbuf *);
+int bch2_inode_v2_invalid(const struct bch_fs *, struct bkey_s_c, unsigned, struct printbuf *);
+int bch2_inode_v3_invalid(const struct bch_fs *, struct bkey_s_c, unsigned, struct printbuf *);
void bch2_inode_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c);
-#define bch2_bkey_ops_inode (struct bkey_ops) { \
+#define bch2_bkey_ops_inode ((struct bkey_ops) { \
.key_invalid = bch2_inode_invalid, \
.val_to_text = bch2_inode_to_text, \
+ .trans_trigger = bch2_trans_mark_inode, \
+ .atomic_trigger = bch2_mark_inode, \
+})
+
+#define bch2_bkey_ops_inode_v2 ((struct bkey_ops) { \
+ .key_invalid = bch2_inode_v2_invalid, \
+ .val_to_text = bch2_inode_to_text, \
+ .trans_trigger = bch2_trans_mark_inode, \
+ .atomic_trigger = bch2_mark_inode, \
+})
+
+#define bch2_bkey_ops_inode_v3 ((struct bkey_ops) { \
+ .key_invalid = bch2_inode_v3_invalid, \
+ .val_to_text = bch2_inode_to_text, \
+ .trans_trigger = bch2_trans_mark_inode, \
+ .atomic_trigger = bch2_mark_inode, \
+})
+
+static inline bool bkey_is_inode(const struct bkey *k)
+{
+ return k->type == KEY_TYPE_inode ||
+ k->type == KEY_TYPE_inode_v2 ||
+ k->type == KEY_TYPE_inode_v3;
}
-const char *bch2_inode_generation_invalid(const struct bch_fs *,
- struct bkey_s_c);
-void bch2_inode_generation_to_text(struct printbuf *, struct bch_fs *,
- struct bkey_s_c);
+int bch2_inode_generation_invalid(const struct bch_fs *, struct bkey_s_c,
+ unsigned, struct printbuf *);
+void bch2_inode_generation_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c);
-#define bch2_bkey_ops_inode_generation (struct bkey_ops) { \
+#define bch2_bkey_ops_inode_generation ((struct bkey_ops) { \
.key_invalid = bch2_inode_generation_invalid, \
.val_to_text = bch2_inode_generation_to_text, \
-}
+})
+
+#if 0
+typedef struct {
+ u64 lo;
+ u32 hi;
+} __packed __aligned(4) u96;
+#endif
+typedef u64 u96;
struct bch_inode_unpacked {
u64 bi_inum;
+ u64 bi_journal_seq;
__le64 bi_hash_seed;
+ u64 bi_size;
+ u64 bi_sectors;
+ u64 bi_version;
u32 bi_flags;
u16 bi_mode;
#define x(_name, _bits) u##_bits _name;
- BCH_INODE_FIELDS()
+ BCH_INODE_FIELDS_v3()
#undef x
};
struct bkey_inode_buf {
- struct bkey_i_inode inode;
+ struct bkey_i_inode_v3 inode;
#define x(_name, _bits) + 8 + _bits / 8
- u8 _pad[0 + BCH_INODE_FIELDS()];
+ u8 _pad[0 + BCH_INODE_FIELDS_v3()];
#undef x
-} __attribute__((packed, aligned(8)));
+} __packed __aligned(8);
void bch2_inode_pack(struct bkey_inode_buf *, const struct bch_inode_unpacked *);
-int bch2_inode_unpack(struct bkey_s_c_inode, struct bch_inode_unpacked *);
+int bch2_inode_unpack(struct bkey_s_c, struct bch_inode_unpacked *);
+struct bkey_i *bch2_inode_to_v3(struct btree_trans *, struct bkey_i *);
-struct btree_iter *bch2_inode_peek(struct btree_trans *,
- struct bch_inode_unpacked *, u64, unsigned);
+void bch2_inode_unpacked_to_text(struct printbuf *, struct bch_inode_unpacked *);
+
+int bch2_inode_peek(struct btree_trans *, struct btree_iter *,
+ struct bch_inode_unpacked *, subvol_inum, unsigned);
int bch2_inode_write(struct btree_trans *, struct btree_iter *,
struct bch_inode_unpacked *);
uid_t, gid_t, umode_t, dev_t,
struct bch_inode_unpacked *);
-int bch2_inode_create(struct btree_trans *,
- struct bch_inode_unpacked *,
- u64, u64, u64 *);
+int bch2_inode_create(struct btree_trans *, struct btree_iter *,
+ struct bch_inode_unpacked *, u32, u64);
-int bch2_inode_rm(struct bch_fs *, u64);
+int bch2_inode_rm(struct bch_fs *, subvol_inum);
-int bch2_inode_find_by_inum_trans(struct btree_trans *, u64,
+int bch2_inode_find_by_inum_trans(struct btree_trans *, subvol_inum,
struct bch_inode_unpacked *);
-int bch2_inode_find_by_inum(struct bch_fs *, u64, struct bch_inode_unpacked *);
+int bch2_inode_find_by_inum(struct bch_fs *, subvol_inum,
+ struct bch_inode_unpacked *);
-static inline struct bch_io_opts bch2_inode_opts_get(struct bch_inode_unpacked *inode)
-{
- struct bch_io_opts ret = { 0 };
-
-#define x(_name, _bits) \
- if (inode->bi_##_name) \
- opt_set(ret, _name, inode->bi_##_name - 1);
- BCH_INODE_OPTS()
-#undef x
- return ret;
-}
+#define inode_opt_get(_c, _inode, _name) \
+ ((_inode)->bi_##_name ? (_inode)->bi_##_name - 1 : (_c)->opts._name)
static inline void bch2_inode_opt_set(struct bch_inode_unpacked *inode,
enum inode_opt_id id, u64 v)
return (mode >> 12) & 15;
}
-/* i_nlink: */
-
-static inline unsigned nlink_bias(umode_t mode)
+static inline u8 inode_d_type(struct bch_inode_unpacked *inode)
{
- return S_ISDIR(mode) ? 2 : 1;
+ return inode->bi_subvol ? DT_SUBVOL : mode_to_type(inode->bi_mode);
}
-static inline void bch2_inode_nlink_inc(struct bch_inode_unpacked *bi)
-{
- if (bi->bi_flags & BCH_INODE_UNLINKED)
- bi->bi_flags &= ~BCH_INODE_UNLINKED;
- else
- bi->bi_nlink++;
-}
+/* i_nlink: */
-static inline void bch2_inode_nlink_dec(struct bch_inode_unpacked *bi)
+static inline unsigned nlink_bias(umode_t mode)
{
- BUG_ON(bi->bi_flags & BCH_INODE_UNLINKED);
- if (bi->bi_nlink)
- bi->bi_nlink--;
- else
- bi->bi_flags |= BCH_INODE_UNLINKED;
+ return S_ISDIR(mode) ? 2 : 1;
}
static inline unsigned bch2_inode_nlink_get(struct bch_inode_unpacked *bi)
}
}
-#ifdef CONFIG_BCACHEFS_DEBUG
-void bch2_inode_pack_test(void);
-#else
-static inline void bch2_inode_pack_test(void) {}
-#endif
+int bch2_inode_nlink_inc(struct bch_inode_unpacked *);
+void bch2_inode_nlink_dec(struct btree_trans *, struct bch_inode_unpacked *);
+
+struct bch_opts bch2_inode_opts_to_opts(struct bch_inode_unpacked *);
+void bch2_inode_opts_get(struct bch_io_opts *, struct bch_fs *,
+ struct bch_inode_unpacked *);
#endif /* _BCACHEFS_INODE_H */