228 			     int mirror_num, int need_raid_map);
5801 					 u64 srcdev_devid, int *mirror_num,  in get_extra_mirror_from_replace()  argument
5820 	if (*mirror_num > num_stripes) {  in get_extra_mirror_from_replace()
5858 	*mirror_num = index_srcdev + 1;  in get_extra_mirror_from_replace()
6066 			     int mirror_num, int need_raid_map)  in __btrfs_map_block()  argument
6116 	if (dev_replace_is_ongoing && mirror_num == map->num_stripes + 1 &&  in __btrfs_map_block()
6120 						    &mirror_num,  in __btrfs_map_block()
6126 	} else if (mirror_num > map->num_stripes) {  in __btrfs_map_block()
6127 		mirror_num = 0;  in __btrfs_map_block()
6136 			mirror_num = 1;  in __btrfs_map_block()
6140 		else if (mirror_num)  in __btrfs_map_block()
6141 			stripe_index = mirror_num - 1;  in __btrfs_map_block()
6145 			mirror_num = stripe_index + 1;  in __btrfs_map_block()
6151 		} else if (mirror_num) {  in __btrfs_map_block()
6152 			stripe_index = mirror_num - 1;  in __btrfs_map_block()
6154 			mirror_num = 1;  in __btrfs_map_block()
6165 		else if (mirror_num)  in __btrfs_map_block()
6166 			stripe_index += mirror_num - 1;  in __btrfs_map_block()
6172 			mirror_num = stripe_index - old_stripe_index + 1;  in __btrfs_map_block()
6176 		if (need_raid_map && (need_full_stripe(op) || mirror_num > 1)) {  in __btrfs_map_block()
6196 			if (mirror_num > 1)  in __btrfs_map_block()
6197 				stripe_index = data_stripes + mirror_num - 2;  in __btrfs_map_block()
6202 			if (!need_full_stripe(op) && mirror_num <= 1)  in __btrfs_map_block()
6203 				mirror_num = 1;  in __btrfs_map_block()
6213 		mirror_num = stripe_index + 1;  in __btrfs_map_block()
6247 	    (need_full_stripe(op) || mirror_num > 1)) {  in __btrfs_map_block()
6281 	bbio->mirror_num = mirror_num;  in __btrfs_map_block()
6292 		bbio->mirror_num = map->num_stripes + 1;  in __btrfs_map_block()
6306 		      struct btrfs_bio **bbio_ret, int mirror_num)  in btrfs_map_block()  argument
6313 				 mirror_num, 0);  in btrfs_map_block()
6368 		btrfs_io_bio(bio)->mirror_num = bbio->mirror_num;  in btrfs_end_bio()
6416 		btrfs_io_bio(bio)->mirror_num = bbio->mirror_num;  in bbio_error()
6427 			   int mirror_num)  in btrfs_map_bio()  argument
6444 				&map_length, &bbio, mirror_num, 1);  in btrfs_map_bio()
6458 	    ((bio_op(bio) == REQ_OP_WRITE) || (mirror_num > 1))) {  in btrfs_map_bio()
6466 						    map_length, mirror_num, 1);  in btrfs_map_bio()