Commit | Line | Data |
---|---|---|
1809b8cb KO |
1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | #ifndef _BCACHEFS_IO_WRITE_H | |
3 | #define _BCACHEFS_IO_WRITE_H | |
4 | ||
5 | #include "checksum.h" | |
6 | #include "io_write_types.h" | |
7 | ||
8 | #define to_wbio(_bio) \ | |
9 | container_of((_bio), struct bch_write_bio, bio) | |
10 | ||
11 | void bch2_bio_free_pages_pool(struct bch_fs *, struct bio *); | |
12 | void bch2_bio_alloc_pages_pool(struct bch_fs *, struct bio *, size_t); | |
13 | ||
14 | #ifndef CONFIG_BCACHEFS_NO_LATENCY_ACCT | |
15 | void bch2_latency_acct(struct bch_dev *, u64, int); | |
16 | #else | |
17 | static inline void bch2_latency_acct(struct bch_dev *ca, u64 submit_time, int rw) {} | |
18 | #endif | |
19 | ||
20 | void bch2_submit_wbio_replicas(struct bch_write_bio *, struct bch_fs *, | |
21 | enum bch_data_type, const struct bkey_i *, bool); | |
22 | ||
23 | #define BCH_WRITE_FLAGS() \ | |
24 | x(ALLOC_NOWAIT) \ | |
25 | x(CACHED) \ | |
26 | x(DATA_ENCODED) \ | |
27 | x(PAGES_STABLE) \ | |
28 | x(PAGES_OWNED) \ | |
29 | x(ONLY_SPECIFIED_DEVS) \ | |
30 | x(WROTE_DATA_INLINE) \ | |
31 | x(FROM_INTERNAL) \ | |
32 | x(CHECK_ENOSPC) \ | |
33 | x(SYNC) \ | |
34 | x(MOVE) \ | |
35 | x(IN_WORKER) \ | |
36 | x(DONE) \ | |
37 | x(IO_ERROR) \ | |
38 | x(CONVERT_UNWRITTEN) | |
39 | ||
40 | enum __bch_write_flags { | |
41 | #define x(f) __BCH_WRITE_##f, | |
42 | BCH_WRITE_FLAGS() | |
43 | #undef x | |
44 | }; | |
45 | ||
46 | enum bch_write_flags { | |
47 | #define x(f) BCH_WRITE_##f = BIT(__BCH_WRITE_##f), | |
48 | BCH_WRITE_FLAGS() | |
49 | #undef x | |
50 | }; | |
51 | ||
52 | static inline struct workqueue_struct *index_update_wq(struct bch_write_op *op) | |
53 | { | |
54 | return op->watermark == BCH_WATERMARK_copygc | |
55 | ? op->c->copygc_wq | |
56 | : op->c->btree_update_wq; | |
57 | } | |
58 | ||
59 | int bch2_sum_sector_overwrites(struct btree_trans *, struct btree_iter *, | |
60 | struct bkey_i *, bool *, s64 *, s64 *); | |
61 | int bch2_extent_update(struct btree_trans *, subvol_inum, | |
62 | struct btree_iter *, struct bkey_i *, | |
63 | struct disk_reservation *, u64, s64 *, bool); | |
64 | ||
65 | static inline void bch2_write_op_init(struct bch_write_op *op, struct bch_fs *c, | |
66 | struct bch_io_opts opts) | |
67 | { | |
68 | op->c = c; | |
69 | op->end_io = NULL; | |
70 | op->flags = 0; | |
71 | op->written = 0; | |
72 | op->error = 0; | |
73 | op->csum_type = bch2_data_checksum_type(c, opts); | |
74 | op->compression_opt = opts.compression; | |
75 | op->nr_replicas = 0; | |
76 | op->nr_replicas_required = c->opts.data_replicas_required; | |
77 | op->watermark = BCH_WATERMARK_normal; | |
78 | op->incompressible = 0; | |
79 | op->open_buckets.nr = 0; | |
80 | op->devs_have.nr = 0; | |
81 | op->target = 0; | |
82 | op->opts = opts; | |
83 | op->subvol = 0; | |
84 | op->pos = POS_MAX; | |
85 | op->version = ZERO_VERSION; | |
86 | op->write_point = (struct write_point_specifier) { 0 }; | |
87 | op->res = (struct disk_reservation) { 0 }; | |
88 | op->new_i_size = U64_MAX; | |
89 | op->i_sectors_delta = 0; | |
90 | op->devs_need_flush = NULL; | |
91 | } | |
92 | ||
93 | void bch2_write(struct closure *); | |
94 | ||
95 | void bch2_write_point_do_index_updates(struct work_struct *); | |
96 | ||
97 | static inline struct bch_write_bio *wbio_init(struct bio *bio) | |
98 | { | |
99 | struct bch_write_bio *wbio = to_wbio(bio); | |
100 | ||
101 | memset(&wbio->wbio, 0, sizeof(wbio->wbio)); | |
102 | return wbio; | |
103 | } | |
104 | ||
105 | void bch2_write_op_to_text(struct printbuf *, struct bch_write_op *); | |
106 | ||
107 | void bch2_fs_io_write_exit(struct bch_fs *); | |
108 | int bch2_fs_io_write_init(struct bch_fs *); | |
109 | ||
110 | #endif /* _BCACHEFS_IO_WRITE_H */ |