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Linux kernel mirror (for testing)
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1/* SPDX-License-Identifier: GPL-2.0 */
2
3#ifndef _BCACHEFS_DATA_UPDATE_H
4#define _BCACHEFS_DATA_UPDATE_H
5
6#include "bkey_buf.h"
7#include "io_write_types.h"
8
9struct moving_context;
10
11struct data_update_opts {
12 unsigned rewrite_ptrs;
13 unsigned kill_ptrs;
14 u16 target;
15 u8 extra_replicas;
16 unsigned btree_insert_flags;
17 unsigned write_flags;
18};
19
20struct data_update {
21 /* extent being updated: */
22 enum btree_id btree_id;
23 struct bkey_buf k;
24 struct data_update_opts data_opts;
25 struct moving_context *ctxt;
26 struct bch_move_stats *stats;
27 struct bch_write_op op;
28};
29
30int bch2_data_update_index_update(struct bch_write_op *);
31
32void bch2_data_update_read_done(struct data_update *,
33 struct bch_extent_crc_unpacked);
34
35int bch2_extent_drop_ptrs(struct btree_trans *,
36 struct btree_iter *,
37 struct bkey_s_c,
38 struct data_update_opts);
39
40void bch2_data_update_exit(struct data_update *);
41int bch2_data_update_init(struct btree_trans *, struct btree_iter *,
42 struct moving_context *,
43 struct data_update *,
44 struct write_point_specifier,
45 struct bch_io_opts, struct data_update_opts,
46 enum btree_id, struct bkey_s_c);
47void bch2_data_update_opts_normalize(struct bkey_s_c, struct data_update_opts *);
48
49#endif /* _BCACHEFS_DATA_UPDATE_H */