1748 				struct ext4_extent *ex2)  in ext4_can_extents_be_merged()  argument
1752 	if (ext4_ext_is_unwritten(ex1) != ext4_ext_is_unwritten(ex2))  in ext4_can_extents_be_merged()
1756 	ext2_ee_len = ext4_ext_get_actual_len(ex2);  in ext4_can_extents_be_merged()
1759 			le32_to_cpu(ex2->ee_block))  in ext4_can_extents_be_merged()
1785 	if (ext4_ext_pblock(ex1) + ext1_ee_len == ext4_ext_pblock(ex2))  in ext4_can_extents_be_merged()
3208 	struct ext4_extent *ex2 = NULL;  in ext4_split_extent_at()  local
3268 	ex2 = &newex;  in ext4_split_extent_at()
3269 	ex2->ee_block = cpu_to_le32(split);  in ext4_split_extent_at()
3270 	ex2->ee_len   = cpu_to_le16(ee_len - (split - ee_block));  in ext4_split_extent_at()
3271 	ext4_ext_store_pblock(ex2, newblock);  in ext4_split_extent_at()
3273 		ext4_ext_mark_unwritten(ex2);  in ext4_split_extent_at()
3282 				err = ext4_ext_zeroout(inode, ex2);  in ext4_split_extent_at()
3283 				zero_ex.ee_block = ex2->ee_block;  in ext4_split_extent_at()
3285 						ext4_ext_get_actual_len(ex2));  in ext4_split_extent_at()
3287 						      ext4_ext_pblock(ex2));  in ext4_split_extent_at()
4304 	struct ext4_extent newex, *ex, *ex2;  in ext4_ext_map_blocks()  local
4437 	ex2 = NULL;  in ext4_ext_map_blocks()
4438 	err = ext4_ext_search_right(inode, path, &ar.lright, &ar.pright, &ex2);  in ext4_ext_map_blocks()
4444 	if ((sbi->s_cluster_ratio > 1) && ex2 &&  in ext4_ext_map_blocks()
4445 	    get_implied_cluster_alloc(inode->i_sb, map, ex2, path)) {  in ext4_ext_map_blocks()
5841 		struct ext4_extent *ex1, *ex2, tmp_ex;  in ext4_swap_extents()  local
5861 		ex2 = path2[path2->p_depth].p_ext;  in ext4_swap_extents()
5863 		if (unlikely(!ex2 || !ex1))  in ext4_swap_extents()
5867 		e2_blk = le32_to_cpu(ex2->ee_block);  in ext4_swap_extents()
5869 		e2_len = ext4_ext_get_actual_len(ex2);  in ext4_swap_extents()
5955 		ext4_ext_store_pblock(ex1, ext4_ext_pblock(ex2));  in ext4_swap_extents()
5956 		ext4_ext_store_pblock(ex2, ext4_ext_pblock(&tmp_ex));  in ext4_swap_extents()
5958 		ex2->ee_len = cpu_to_le16(e1_len);  in ext4_swap_extents()
5960 			ext4_ext_mark_unwritten(ex2);  in ext4_swap_extents()
5964 		ext4_ext_try_to_merge(handle, inode2, path2, ex2);  in ext4_swap_extents()