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()
1749 	if (ext4_ext_pblock(ex1) + ext1_ee_len == ext4_ext_pblock(ex2))  in ext4_can_extents_be_merged()
3169 	struct ext4_extent *ex2 = NULL;  in ext4_split_extent_at()  local
3229 	ex2 = &newex;  in ext4_split_extent_at()
3230 	ex2->ee_block = cpu_to_le32(split);  in ext4_split_extent_at()
3231 	ex2->ee_len   = cpu_to_le16(ee_len - (split - ee_block));  in ext4_split_extent_at()
3232 	ext4_ext_store_pblock(ex2, newblock);  in ext4_split_extent_at()
3234 		ext4_ext_mark_unwritten(ex2);  in ext4_split_extent_at()
3240 				err = ext4_ext_zeroout(inode, ex2);  in ext4_split_extent_at()
3241 				zero_ex.ee_block = ex2->ee_block;  in ext4_split_extent_at()
3243 						ext4_ext_get_actual_len(ex2));  in ext4_split_extent_at()
3245 						      ext4_ext_pblock(ex2));  in ext4_split_extent_at()
4279 	struct ext4_extent newex, *ex, *ex2;  in ext4_ext_map_blocks()  local
4403 	ex2 = NULL;  in ext4_ext_map_blocks()
4404 	err = ext4_ext_search_right(inode, path, &ar.lright, &ar.pright, &ex2);  in ext4_ext_map_blocks()
4410 	if ((sbi->s_cluster_ratio > 1) && ex2 &&  in ext4_ext_map_blocks()
4411 	    get_implied_cluster_alloc(inode->i_sb, map, ex2, path)) {  in ext4_ext_map_blocks()
5806 		struct ext4_extent *ex1, *ex2, tmp_ex;  in ext4_swap_extents()  local
5826 		ex2 = path2[path2->p_depth].p_ext;  in ext4_swap_extents()
5828 		if (unlikely(!ex2 || !ex1))  in ext4_swap_extents()
5832 		e2_blk = le32_to_cpu(ex2->ee_block);  in ext4_swap_extents()
5834 		e2_len = ext4_ext_get_actual_len(ex2);  in ext4_swap_extents()
5920 		ext4_ext_store_pblock(ex1, ext4_ext_pblock(ex2));  in ext4_swap_extents()
5921 		ext4_ext_store_pblock(ex2, ext4_ext_pblock(&tmp_ex));  in ext4_swap_extents()
5923 		ex2->ee_len = cpu_to_le16(e1_len);  in ext4_swap_extents()
5925 			ext4_ext_mark_unwritten(ex2);  in ext4_swap_extents()
5929 		ext4_ext_try_to_merge(handle, inode2, path2, ex2);  in ext4_swap_extents()