Contributors: 12
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Filipe David Borba Manana |
137 |
57.32% |
4 |
12.90% |
| Chris Mason |
29 |
12.13% |
8 |
25.81% |
| Jan Schmidt |
27 |
11.30% |
3 |
9.68% |
| Arne Jansen |
12 |
5.02% |
4 |
12.90% |
| David Sterba |
11 |
4.60% |
3 |
9.68% |
| Josef Whiter |
5 |
2.09% |
2 |
6.45% |
| Mitch Harder |
5 |
2.09% |
1 |
3.23% |
| Johannes Thumshirn |
4 |
1.67% |
1 |
3.23% |
| Qu Wenruo |
3 |
1.26% |
2 |
6.45% |
| Li Dongyang |
3 |
1.26% |
1 |
3.23% |
| Jeff Mahoney |
2 |
0.84% |
1 |
3.23% |
| Stefan Behrens |
1 |
0.42% |
1 |
3.23% |
| Total |
239 |
|
31 |
|
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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BTRFS_TREE_MOD_LOG_H
#define BTRFS_TREE_MOD_LOG_H
#include <linux/list.h>
struct extent_buffer;
struct btrfs_fs_info;
struct btrfs_path;
struct btrfs_root;
struct btrfs_seq_list;
/* Represents a tree mod log user. */
struct btrfs_seq_list {
struct list_head list;
u64 seq;
};
#define BTRFS_SEQ_LIST_INIT(name) { .list = LIST_HEAD_INIT((name).list), .seq = 0 }
#define BTRFS_SEQ_LAST ((u64)-1)
enum btrfs_mod_log_op {
BTRFS_MOD_LOG_KEY_REPLACE,
BTRFS_MOD_LOG_KEY_ADD,
BTRFS_MOD_LOG_KEY_REMOVE,
BTRFS_MOD_LOG_KEY_REMOVE_WHILE_FREEING,
BTRFS_MOD_LOG_KEY_REMOVE_WHILE_MOVING,
BTRFS_MOD_LOG_MOVE_KEYS,
BTRFS_MOD_LOG_ROOT_REPLACE,
};
u64 btrfs_get_tree_mod_seq(struct btrfs_fs_info *fs_info,
struct btrfs_seq_list *elem);
void btrfs_put_tree_mod_seq(struct btrfs_fs_info *fs_info,
struct btrfs_seq_list *elem);
int btrfs_tree_mod_log_insert_root(struct extent_buffer *old_root,
struct extent_buffer *new_root,
bool log_removal);
int btrfs_tree_mod_log_insert_key(const struct extent_buffer *eb, int slot,
enum btrfs_mod_log_op op);
int btrfs_tree_mod_log_free_eb(struct extent_buffer *eb);
struct extent_buffer *btrfs_tree_mod_log_rewind(struct btrfs_fs_info *fs_info,
struct extent_buffer *eb,
u64 time_seq);
struct extent_buffer *btrfs_get_old_root(struct btrfs_root *root, u64 time_seq);
int btrfs_old_root_level(struct btrfs_root *root, u64 time_seq);
int btrfs_tree_mod_log_eb_copy(struct extent_buffer *dst,
const struct extent_buffer *src,
unsigned long dst_offset,
unsigned long src_offset,
int nr_items);
int btrfs_tree_mod_log_insert_move(const struct extent_buffer *eb,
int dst_slot, int src_slot,
int nr_items);
u64 btrfs_tree_mod_log_lowest_seq(struct btrfs_fs_info *fs_info);
#endif