761 			fs_devices->num_devices--;  in btrfs_free_stale_devices()
766 			if (fs_devices->num_devices == 0)  in btrfs_free_stale_devices()
771 		if (fs_devices->num_devices == 0) {  in btrfs_free_stale_devices()
1002 		fs_devices->num_devices++;  in device_list_add()
1154 		fs_devices->num_devices++;  in clone_fs_devices()
1217 		fs_devices->num_devices--;  in btrfs_free_extra_devids()
2001 		u64 num_devices)  in btrfs_check_raid_min_devices()  argument
2019 		if (num_devices < btrfs_raid_array[i].devs_min) {  in btrfs_check_raid_min_devices()
2078 	u64 num_devices = fs_info->fs_devices->num_devices;  in btrfs_num_devices()  local
2082 		ASSERT(num_devices > 1);  in btrfs_num_devices()
2083 		num_devices--;  in btrfs_num_devices()
2087 	return num_devices;  in btrfs_num_devices()
2096 	u64 num_devices;  in btrfs_rm_device()  local
2101 	num_devices = btrfs_num_devices(fs_info);  in btrfs_rm_device()
2103 	ret = btrfs_check_raid_min_devices(fs_info, num_devices - 1);  in btrfs_rm_device()
2181 	cur_devices->num_devices--;  in btrfs_rm_device()
2198 	num_devices = btrfs_super_num_devices(fs_info->super_copy) - 1;  in btrfs_rm_device()
2199 	btrfs_set_super_num_devices(fs_info->super_copy, num_devices);  in btrfs_rm_device()
2258 	fs_devices->num_devices--;  in btrfs_rm_dev_replace_remove_srcdev()
2284 	if (!fs_devices->num_devices) {  in btrfs_rm_dev_replace_free_srcdev()
2321 	fs_devices->num_devices--;  in btrfs_destroy_dev_replace_tgtdev()
2454 	fs_devices->num_devices = 0;  in btrfs_prepare_sprout()
2643 	fs_devices->num_devices++;  in btrfs_init_new_device()
2737 	fs_info->fs_devices->num_devices--;  in btrfs_init_new_device()
4037 	u64 num_devices;  in btrfs_balance()  local
4069 	num_devices = btrfs_num_devices(fs_info);  in btrfs_balance()
4078 		if (num_devices >= btrfs_raid_array[i].devs_min)  in btrfs_balance()
6626 	fs_devices->num_devices++;  in add_missing_dev()
6976 			device->fs_devices->num_devices--;  in read_one_dev()
6977 			fs_devices->num_devices++;  in read_one_dev()