xref: /openbmc/linux/fs/btrfs/sysfs.h (revision 4eb5928d)
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_devices_dir(struct btrfs_fs_devices *fs_devices,
18 		struct btrfs_device *one_device);
19 int btrfs_sysfs_remove_devices_dir(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 void btrfs_sysfs_remove_fsid(struct btrfs_fs_devices *fs_devs);
23 void btrfs_sysfs_update_sprout_fsid(struct btrfs_fs_devices *fs_devices,
24 				    const u8 *fsid);
25 void btrfs_sysfs_feature_update(struct btrfs_fs_info *fs_info,
26 		u64 bit, enum btrfs_feature_set set);
27 void btrfs_kobject_uevent(struct block_device *bdev, enum kobject_action action);
28 
29 int __init btrfs_init_sysfs(void);
30 void __cold btrfs_exit_sysfs(void);
31 int btrfs_sysfs_add_mounted(struct btrfs_fs_info *fs_info);
32 void btrfs_sysfs_remove_mounted(struct btrfs_fs_info *fs_info);
33 void btrfs_sysfs_add_block_group_type(struct btrfs_block_group *cache);
34 int btrfs_sysfs_add_space_info_type(struct btrfs_fs_info *fs_info,
35 				    struct btrfs_space_info *space_info);
36 void btrfs_sysfs_remove_space_info(struct btrfs_space_info *space_info);
37 void btrfs_sysfs_update_devid(struct btrfs_device *device);
38 
39 int btrfs_sysfs_add_one_qgroup(struct btrfs_fs_info *fs_info,
40 				struct btrfs_qgroup *qgroup);
41 void btrfs_sysfs_del_qgroups(struct btrfs_fs_info *fs_info);
42 int btrfs_sysfs_add_qgroups(struct btrfs_fs_info *fs_info);
43 void btrfs_sysfs_del_one_qgroup(struct btrfs_fs_info *fs_info,
44 				struct btrfs_qgroup *qgroup);
45 
46 #endif
47