574 			fs_devices->num_devices--;  in btrfs_free_stale_devices()
582 		if (fs_devices->num_devices == 0) {  in btrfs_free_stale_devices()
876 		fs_devices->num_devices++;  in device_list_add()
1046 		fs_devices->num_devices++;  in clone_fs_devices()
1091 		fs_devices->num_devices--;  in __btrfs_free_extra_devids()
1215 		if (fs_devices->num_devices == 1) {  in btrfs_close_devices()
1248 			fs_devices->num_devices--;  in open_fs_devices()
1982 		u64 num_devices)  in btrfs_check_raid_min_devices()  argument
2000 		if (num_devices < btrfs_raid_array[i].devs_min)  in btrfs_check_raid_min_devices()
2052 	u64 num_devices = fs_info->fs_devices->num_devices;  in btrfs_num_devices()  local
2056 		ASSERT(num_devices > 1);  in btrfs_num_devices()
2057 		num_devices--;  in btrfs_num_devices()
2061 	return num_devices;  in btrfs_num_devices()
2117 	u64 num_devices;  in btrfs_rm_device()  local
2130 	num_devices = btrfs_num_devices(fs_info);  in btrfs_rm_device()
2132 	ret = btrfs_check_raid_min_devices(fs_info, num_devices - 1);  in btrfs_rm_device()
2209 	cur_devices->num_devices--;  in btrfs_rm_device()
2226 	num_devices = btrfs_super_num_devices(fs_info->super_copy) - 1;  in btrfs_rm_device()
2227 	btrfs_set_super_num_devices(fs_info->super_copy, num_devices);  in btrfs_rm_device()
2261 	if (cur_devices->num_devices == 0) {  in btrfs_rm_device()
2299 	fs_devices->num_devices--;  in btrfs_rm_dev_replace_remove_srcdev()
2321 	if (!fs_devices->num_devices) {  in btrfs_rm_dev_replace_free_srcdev()
2348 	fs_devices->num_devices--;  in btrfs_destroy_dev_replace_tgtdev()
2540 	fs_devices->num_devices = 0;  in btrfs_setup_sprout()
2750 	fs_devices->num_devices++;  in btrfs_init_new_device()
2858 	fs_info->fs_devices->num_devices--;  in btrfs_init_new_device()
4290 	u64 num_devices;  in btrfs_balance()  local
4327 	num_devices = fs_info->fs_devices->rw_devices;  in btrfs_balance()
4336 		if (num_devices >= btrfs_raid_array[i].devs_min)  in btrfs_balance()
7046 	fs_devices->num_devices++;  in add_missing_dev()
7463 			device->fs_devices->num_devices--;  in read_one_dev()
7464 			fs_devices->num_devices++;  in read_one_dev()