1718 				struct ext4_extent *ex2)  in ext4_can_extents_be_merged()  argument
1722 	if (ext4_ext_is_unwritten(ex1) != ext4_ext_is_unwritten(ex2))  in ext4_can_extents_be_merged()
1726 	ext2_ee_len = ext4_ext_get_actual_len(ex2);  in ext4_can_extents_be_merged()
1729 			le32_to_cpu(ex2->ee_block))  in ext4_can_extents_be_merged()
1755 	if (ext4_ext_pblock(ex1) + ext1_ee_len == ext4_ext_pblock(ex2))  in ext4_can_extents_be_merged()
3178 	struct ext4_extent *ex2 = NULL;  in ext4_split_extent_at()  local
3238 	ex2 = &newex;  in ext4_split_extent_at()
3239 	ex2->ee_block = cpu_to_le32(split);  in ext4_split_extent_at()
3240 	ex2->ee_len   = cpu_to_le16(ee_len - (split - ee_block));  in ext4_split_extent_at()
3241 	ext4_ext_store_pblock(ex2, newblock);  in ext4_split_extent_at()
3243 		ext4_ext_mark_unwritten(ex2);  in ext4_split_extent_at()
3249 				err = ext4_ext_zeroout(inode, ex2);  in ext4_split_extent_at()
3250 				zero_ex.ee_block = ex2->ee_block;  in ext4_split_extent_at()
3252 						ext4_ext_get_actual_len(ex2));  in ext4_split_extent_at()
3254 						      ext4_ext_pblock(ex2));  in ext4_split_extent_at()
4271 	struct ext4_extent newex, *ex, *ex2;  in ext4_ext_map_blocks()  local
4404 	ex2 = NULL;  in ext4_ext_map_blocks()
4405 	err = ext4_ext_search_right(inode, path, &ar.lright, &ar.pright, &ex2);  in ext4_ext_map_blocks()
4411 	if ((sbi->s_cluster_ratio > 1) && ex2 &&  in ext4_ext_map_blocks()
4412 	    get_implied_cluster_alloc(inode->i_sb, map, ex2, path)) {  in ext4_ext_map_blocks()
5808 		struct ext4_extent *ex1, *ex2, tmp_ex;  in ext4_swap_extents()  local
5828 		ex2 = path2[path2->p_depth].p_ext;  in ext4_swap_extents()
5830 		if (unlikely(!ex2 || !ex1))  in ext4_swap_extents()
5834 		e2_blk = le32_to_cpu(ex2->ee_block);  in ext4_swap_extents()
5836 		e2_len = ext4_ext_get_actual_len(ex2);  in ext4_swap_extents()
5922 		ext4_ext_store_pblock(ex1, ext4_ext_pblock(ex2));  in ext4_swap_extents()
5923 		ext4_ext_store_pblock(ex2, ext4_ext_pblock(&tmp_ex));  in ext4_swap_extents()
5925 		ex2->ee_len = cpu_to_le16(e1_len);  in ext4_swap_extents()
5927 			ext4_ext_mark_unwritten(ex2);  in ext4_swap_extents()
5931 		ext4_ext_try_to_merge(handle, inode2, path2, ex2);  in ext4_swap_extents()