1 /* SPDX-License-Identifier: GPL-2.0 */
2
3 #ifndef BTRFS_SYSFS_H
4 #define BTRFS_SYSFS_H
5
6 #include <linux/types.h>
7 #include <linux/compiler_types.h>
8 #include <linux/kobject.h>
9
10 struct btrfs_fs_info;
11 struct btrfs_device;
12 struct btrfs_fs_devices;
13 struct btrfs_block_group;
14 struct btrfs_space_info;
15 struct btrfs_qgroup;
16
17 enum btrfs_feature_set {
18 FEAT_COMPAT,
19 FEAT_COMPAT_RO,
20 FEAT_INCOMPAT,
21 FEAT_MAX
22 };
23
24 char *btrfs_printable_features(enum btrfs_feature_set set, u64 flags);
25 const char *btrfs_feature_set_name(enum btrfs_feature_set set);
26 int btrfs_sysfs_add_device(struct btrfs_device *device);
27 void btrfs_sysfs_remove_device(struct btrfs_device *device);
28 int btrfs_sysfs_add_fsid(struct btrfs_fs_devices *fs_devs);
29 void btrfs_sysfs_remove_fsid(struct btrfs_fs_devices *fs_devs);
30 void btrfs_sysfs_update_sprout_fsid(struct btrfs_fs_devices *fs_devices);
31 void btrfs_sysfs_feature_update(struct btrfs_fs_info *fs_info);
32 void btrfs_kobject_uevent(struct block_device *bdev, enum kobject_action action);
33
34 int __init btrfs_init_sysfs(void);
35 void __cold btrfs_exit_sysfs(void);
36 int btrfs_sysfs_add_mounted(struct btrfs_fs_info *fs_info);
37 void btrfs_sysfs_remove_mounted(struct btrfs_fs_info *fs_info);
38 void btrfs_sysfs_add_block_group_type(struct btrfs_block_group *cache);
39 int btrfs_sysfs_add_space_info_type(struct btrfs_fs_info *fs_info,
40 struct btrfs_space_info *space_info);
41 void btrfs_sysfs_remove_space_info(struct btrfs_space_info *space_info);
42 void btrfs_sysfs_update_devid(struct btrfs_device *device);
43
44 int btrfs_sysfs_add_one_qgroup(struct btrfs_fs_info *fs_info,
45 struct btrfs_qgroup *qgroup);
46 void btrfs_sysfs_del_qgroups(struct btrfs_fs_info *fs_info);
47 int btrfs_sysfs_add_qgroups(struct btrfs_fs_info *fs_info);
48 void btrfs_sysfs_del_one_qgroup(struct btrfs_fs_info *fs_info,
49 struct btrfs_qgroup *qgroup);
50
51 #endif
52
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