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[linux.git] / fs / btrfs / sysfs.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2
3 #ifndef BTRFS_SYSFS_H
4 #define BTRFS_SYSFS_H
5
6 #include <linux/kobject.h>
7
8 enum btrfs_feature_set {
9         FEAT_COMPAT,
10         FEAT_COMPAT_RO,
11         FEAT_INCOMPAT,
12         FEAT_MAX
13 };
14
15 char *btrfs_printable_features(enum btrfs_feature_set set, u64 flags);
16 const char * const btrfs_feature_set_name(enum btrfs_feature_set set);
17 int btrfs_sysfs_add_device_link(struct btrfs_fs_devices *fs_devices,
18                 struct btrfs_device *one_device);
19 int btrfs_sysfs_rm_device_link(struct btrfs_fs_devices *fs_devices,
20                 struct btrfs_device *one_device);
21 int btrfs_sysfs_add_fsid(struct btrfs_fs_devices *fs_devs,
22                                 struct kobject *parent);
23 int btrfs_sysfs_add_device(struct btrfs_fs_devices *fs_devs);
24 void btrfs_sysfs_remove_fsid(struct btrfs_fs_devices *fs_devs);
25 void btrfs_sysfs_update_sprout_fsid(struct btrfs_fs_devices *fs_devices,
26                                     const u8 *fsid);
27 void btrfs_sysfs_feature_update(struct btrfs_fs_info *fs_info,
28                 u64 bit, enum btrfs_feature_set set);
29 void btrfs_kobject_uevent(struct block_device *bdev, enum kobject_action action);
30
31 int __init btrfs_init_sysfs(void);
32 void __cold btrfs_exit_sysfs(void);
33 int btrfs_sysfs_add_mounted(struct btrfs_fs_info *fs_info);
34 void btrfs_sysfs_remove_mounted(struct btrfs_fs_info *fs_info);
35 void btrfs_sysfs_add_block_group_type(struct btrfs_block_group *cache);
36 int btrfs_sysfs_add_space_info_type(struct btrfs_fs_info *fs_info,
37                                     struct btrfs_space_info *space_info);
38 void btrfs_sysfs_remove_space_info(struct btrfs_space_info *space_info);
39
40 #endif