diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c index db2f8aed2b7d1cfe59aafa504a0a488c4e76bbed..ca0786190eddadf27650be8342a76acb796363ab 100644 --- a/fs/btrfs/sysfs.c +++ b/fs/btrfs/sysfs.c @@ -522,6 +522,7 @@ void btrfs_sysfs_remove_one(struct btrfs_fs_info *fs_info) kobject_del(fs_info->space_info_kobj); kobject_put(fs_info->space_info_kobj); } + btrfs_kobj_rm_device(fs_info, NULL); kobject_del(fs_info->device_dir_kobj); kobject_put(fs_info->device_dir_kobj); addrm_unknown_feature_attrs(fs_info, false); @@ -604,6 +605,8 @@ static void init_feature_attrs(void) } } +/* when one_device is NULL, it removes all device links */ + int btrfs_kobj_rm_device(struct btrfs_fs_info *fs_info, struct btrfs_device *one_device) { @@ -621,6 +624,20 @@ int btrfs_kobj_rm_device(struct btrfs_fs_info *fs_info, disk_kobj->name); } + if (one_device) + return 0; + + list_for_each_entry(one_device, + &fs_info->fs_devices->devices, dev_list) { + if (!one_device->bdev) + continue; + disk = one_device->bdev->bd_part; + disk_kobj = &part_to_dev(disk)->kobj; + + sysfs_remove_link(fs_info->device_dir_kobj, + disk_kobj->name); + } + return 0; }