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author | Kent Overstreet <kent.overstreet@gmail.com> | 2019-06-30 16:28:01 -0400 |
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committer | Kent Overstreet <kent.overstreet@gmail.com> | 2020-05-06 17:14:16 -0400 |
commit | ea5715a73506eb929e43b66eb3b87c94e2b44ab4 (patch) | |
tree | a145b47f47c831f20c6ee694995a5f9b7e2e6e31 /fs/bcachefs/inode.h | |
parent | 5f6131b81dfa624673447c41cfb69c151086b802 (diff) |
Merge with 1f431b384d bcachefs: Refactor trans_(get|update)_key
Diffstat (limited to 'fs/bcachefs/inode.h')
-rw-r--r-- | fs/bcachefs/inode.h | 86 |
1 files changed, 44 insertions, 42 deletions
diff --git a/fs/bcachefs/inode.h b/fs/bcachefs/inode.h index cb3c887f0d40..af0c355f2f04 100644 --- a/fs/bcachefs/inode.h +++ b/fs/bcachefs/inode.h @@ -1,35 +1,46 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _BCACHEFS_INODE_H #define _BCACHEFS_INODE_H #include "opts.h" -#include <linux/math64.h> +extern const char * const bch2_inode_opts[]; const char *bch2_inode_invalid(const struct bch_fs *, struct bkey_s_c); -void bch2_inode_to_text(struct bch_fs *, char *, size_t, struct bkey_s_c); +void bch2_inode_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); -#define bch2_bkey_inode_ops (struct bkey_ops) { \ +#define bch2_bkey_ops_inode (struct bkey_ops) { \ .key_invalid = bch2_inode_invalid, \ .val_to_text = bch2_inode_to_text, \ } +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); + +#define bch2_bkey_ops_inode_generation (struct bkey_ops) { \ + .key_invalid = bch2_inode_generation_invalid, \ + .val_to_text = bch2_inode_generation_to_text, \ +} + struct bch_inode_unpacked { u64 bi_inum; __le64 bi_hash_seed; u32 bi_flags; u16 bi_mode; -#define BCH_INODE_FIELD(_name, _bits) u##_bits _name; +#define x(_name, _bits) u##_bits _name; BCH_INODE_FIELDS() -#undef BCH_INODE_FIELD +#undef x }; struct bkey_inode_buf { struct bkey_i_inode inode; -#define BCH_INODE_FIELD(_name, _bits) + 8 + _bits / 8 +#define x(_name, _bits) + 8 + _bits / 8 u8 _pad[0 + BCH_INODE_FIELDS()]; -#undef BCH_INODE_FIELD +#undef x } __attribute__((packed, aligned(8))); void bch2_inode_pack(struct bkey_inode_buf *, const struct bch_inode_unpacked *); @@ -38,67 +49,58 @@ int bch2_inode_unpack(struct bkey_s_c_inode, struct bch_inode_unpacked *); void bch2_inode_init(struct bch_fs *, 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 bch_fs *, struct bch_inode_unpacked *, u64, u64, u64 *); -int bch2_inode_truncate(struct bch_fs *, u64, u64, - struct extent_insert_hook *, u64 *); -int bch2_inode_rm(struct bch_fs *, u64); - -int bch2_inode_find_by_inum(struct bch_fs *, u64, - struct bch_inode_unpacked *); -static inline struct timespec64 bch2_time_to_timespec(struct bch_fs *c, u64 time) -{ - return ns_to_timespec64(time * c->sb.time_precision + c->sb.time_base_lo); -} - -static inline u64 timespec_to_bch2_time(struct bch_fs *c, struct timespec64 ts) -{ - s64 ns = timespec64_to_ns(&ts) - c->sb.time_base_lo; +int bch2_inode_rm(struct bch_fs *, u64); - if (c->sb.time_precision == 1) - return ns; - - return div_s64(ns, c->sb.time_precision); -} +int bch2_inode_find_by_inum_trans(struct btree_trans *, u64, + struct bch_inode_unpacked *); +int bch2_inode_find_by_inum(struct bch_fs *, u64, 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 BCH_INODE_OPT(_name, _bits) \ +#define x(_name, _bits) \ if (inode->bi_##_name) \ opt_set(ret, _name, inode->bi_##_name - 1); BCH_INODE_OPTS() -#undef BCH_INODE_OPT +#undef x return ret; } -static inline void __bch2_inode_opt_set(struct bch_inode_unpacked *inode, - enum bch_opt_id id, u64 v) +static inline void bch2_inode_opt_set(struct bch_inode_unpacked *inode, + enum inode_opt_id id, u64 v) { switch (id) { -#define BCH_INODE_OPT(_name, ...) \ - case Opt_##_name: \ +#define x(_name, ...) \ + case Inode_opt_##_name: \ inode->bi_##_name = v; \ break; BCH_INODE_OPTS() -#undef BCH_INODE_OPT +#undef x default: BUG(); } } -static inline void bch2_inode_opt_set(struct bch_inode_unpacked *inode, - enum bch_opt_id id, u64 v) -{ - return __bch2_inode_opt_set(inode, id, v + 1); -} - -static inline void bch2_inode_opt_clear(struct bch_inode_unpacked *inode, - enum bch_opt_id id) +static inline u64 bch2_inode_opt_get(struct bch_inode_unpacked *inode, + enum inode_opt_id id) { - return __bch2_inode_opt_set(inode, id, 0); + switch (id) { +#define x(_name, ...) \ + case Inode_opt_##_name: \ + return inode->bi_##_name; + BCH_INODE_OPTS() +#undef x + default: + BUG(); + } } #ifdef CONFIG_BCACHEFS_DEBUG |