589 			fs_devices->num_devices--;  in btrfs_free_stale_devices()
597 		if (fs_devices->num_devices == 0) {  in btrfs_free_stale_devices()
875 		fs_devices->num_devices++;  in device_list_add()
1037 		fs_devices->num_devices++;  in clone_fs_devices()
1082 		fs_devices->num_devices--;  in __btrfs_free_extra_devids()
1206 		if (fs_devices->num_devices == 1) {  in btrfs_close_devices()
1237 			fs_devices->num_devices--;  in open_fs_devices()
1961 		u64 num_devices)  in btrfs_check_raid_min_devices()  argument
1979 		if (num_devices < btrfs_raid_array[i].devs_min)  in btrfs_check_raid_min_devices()
2031 	u64 num_devices = fs_info->fs_devices->num_devices;  in btrfs_num_devices()  local
2035 		ASSERT(num_devices > 1);  in btrfs_num_devices()
2036 		num_devices--;  in btrfs_num_devices()
2040 	return num_devices;  in btrfs_num_devices()
2096 	u64 num_devices;  in btrfs_rm_device()  local
2109 	num_devices = btrfs_num_devices(fs_info);  in btrfs_rm_device()
2111 	ret = btrfs_check_raid_min_devices(fs_info, num_devices - 1);  in btrfs_rm_device()
2188 	cur_devices->num_devices--;  in btrfs_rm_device()
2205 	num_devices = btrfs_super_num_devices(fs_info->super_copy) - 1;  in btrfs_rm_device()
2206 	btrfs_set_super_num_devices(fs_info->super_copy, num_devices);  in btrfs_rm_device()
2240 	if (cur_devices->num_devices == 0) {  in btrfs_rm_device()
2278 	fs_devices->num_devices--;  in btrfs_rm_dev_replace_remove_srcdev()
2300 	if (!fs_devices->num_devices) {  in btrfs_rm_dev_replace_free_srcdev()
2327 	fs_devices->num_devices--;  in btrfs_destroy_dev_replace_tgtdev()
2519 	fs_devices->num_devices = 0;  in btrfs_setup_sprout()
2721 	fs_devices->num_devices++;  in btrfs_init_new_device()
2829 	fs_info->fs_devices->num_devices--;  in btrfs_init_new_device()
4259 	u64 num_devices;  in btrfs_balance()  local
4296 	num_devices = fs_info->fs_devices->rw_devices;  in btrfs_balance()
4305 		if (num_devices >= btrfs_raid_array[i].devs_min)  in btrfs_balance()
6582 	fs_devices->num_devices++;  in add_missing_dev()
7010 			device->fs_devices->num_devices--;  in read_one_dev()
7011 			fs_devices->num_devices++;  in read_one_dev()