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