5592 	u32 stripe_index;  in __btrfs_map_block_for_discard()  local
5640 	stripe_index = 0;  in __btrfs_map_block_for_discard()
5651 		stripe_nr = div_u64_rem(stripe_nr, factor, &stripe_index);  in __btrfs_map_block_for_discard()
5652 		stripe_index *= sub_stripes;  in __btrfs_map_block_for_discard()
5662 					&stripe_index);  in __btrfs_map_block_for_discard()
5673 			map->stripes[stripe_index].physical +  in __btrfs_map_block_for_discard()
5675 		bbio->stripes[i].dev = map->stripes[stripe_index].dev;  in __btrfs_map_block_for_discard()
5698 			if (stripe_index >= last_stripe &&  in __btrfs_map_block_for_discard()
5699 			    stripe_index <= (last_stripe +  in __btrfs_map_block_for_discard()
5710 		stripe_index++;  in __btrfs_map_block_for_discard()
5711 		if (stripe_index == map->num_stripes) {  in __btrfs_map_block_for_discard()
5712 			stripe_index = 0;  in __btrfs_map_block_for_discard()
6012 	u32 stripe_index;  in __btrfs_map_block()  local
6070 	stripe_index = 0;  in __btrfs_map_block()
6073 				&stripe_index);  in __btrfs_map_block()
6080 			stripe_index = mirror_num - 1;  in __btrfs_map_block()
6082 			stripe_index = find_live_mirror(fs_info, map, 0,  in __btrfs_map_block()
6084 			mirror_num = stripe_index + 1;  in __btrfs_map_block()
6091 			stripe_index = mirror_num - 1;  in __btrfs_map_block()
6099 		stripe_nr = div_u64_rem(stripe_nr, factor, &stripe_index);  in __btrfs_map_block()
6100 		stripe_index *= map->sub_stripes;  in __btrfs_map_block()
6105 			stripe_index += mirror_num - 1;  in __btrfs_map_block()
6107 			int old_stripe_index = stripe_index;  in __btrfs_map_block()
6108 			stripe_index = find_live_mirror(fs_info, map,  in __btrfs_map_block()
6109 					      stripe_index,  in __btrfs_map_block()
6111 			mirror_num = stripe_index - old_stripe_index + 1;  in __btrfs_map_block()
6125 			stripe_index = 0;  in __btrfs_map_block()
6134 					data_stripes, &stripe_index);  in __btrfs_map_block()
6136 				stripe_index = data_stripes + mirror_num - 2;  in __btrfs_map_block()
6139 			div_u64_rem(stripe_nr + stripe_index, map->num_stripes,  in __btrfs_map_block()
6140 					&stripe_index);  in __btrfs_map_block()
6151 				&stripe_index);  in __btrfs_map_block()
6152 		mirror_num = stripe_index + 1;  in __btrfs_map_block()
6154 	if (stripe_index >= map->num_stripes) {  in __btrfs_map_block()
6157 			   stripe_index, map->num_stripes);  in __btrfs_map_block()
6178 		bbio->stripes[i].physical = map->stripes[stripe_index].physical +  in __btrfs_map_block()
6180 		bbio->stripes[i].dev = map->stripes[stripe_index].dev;  in __btrfs_map_block()
6181 		stripe_index++;  in __btrfs_map_block()