82 			       struct ext4_dir_entry *dirent);
98 	struct ext4_dir_entry *dirent;  in __ext4_read_dirblock()  local
116 	dirent = (struct ext4_dir_entry *) bh->b_data;  in __ext4_read_dirblock()
121 		else if (ext4_rec_len_from_disk(dirent->rec_len,  in __ext4_read_dirblock()
141 		if (ext4_dx_csum_verify(inode, dirent))  in __ext4_read_dirblock()
151 		if (ext4_dirent_csum_verify(inode, dirent))  in __ext4_read_dirblock()
325 			       struct ext4_dir_entry *dirent, int size)  in ext4_dirent_csum()  argument
331 	csum = ext4_chksum(sbi, ei->i_csum_seed, (__u8 *)dirent, size);  in ext4_dirent_csum()
345 int ext4_dirent_csum_verify(struct inode *inode, struct ext4_dir_entry *dirent)  in ext4_dirent_csum_verify()  argument
352 	t = get_dirent_tail(inode, dirent);  in ext4_dirent_csum_verify()
358 	if (t->det_checksum != ext4_dirent_csum(inode, dirent,  in ext4_dirent_csum_verify()
359 						(void *)t - (void *)dirent))  in ext4_dirent_csum_verify()
366 				 struct ext4_dir_entry *dirent)  in ext4_dirent_csum_set()  argument
373 	t = get_dirent_tail(inode, dirent);  in ext4_dirent_csum_set()
379 	t->det_checksum = ext4_dirent_csum(inode, dirent,  in ext4_dirent_csum_set()
380 					   (void *)t - (void *)dirent);  in ext4_dirent_csum_set()
392 					       struct ext4_dir_entry *dirent,  in get_dx_countlimit()  argument
399 	if (le16_to_cpu(dirent->rec_len) == EXT4_BLOCK_SIZE(inode->i_sb))  in get_dx_countlimit()
401 	else if (le16_to_cpu(dirent->rec_len) == 12) {  in get_dx_countlimit()
402 		dp = (struct ext4_dir_entry *)(((void *)dirent) + 12);  in get_dx_countlimit()
416 	return (struct dx_countlimit *)(((void *)dirent) + count_offset);  in get_dx_countlimit()
419 static __le32 ext4_dx_csum(struct inode *inode, struct ext4_dir_entry *dirent,  in ext4_dx_csum()  argument
430 	csum = ext4_chksum(sbi, ei->i_csum_seed, (__u8 *)dirent, size);  in ext4_dx_csum()
438 			       struct ext4_dir_entry *dirent)  in ext4_dx_csum_verify()  argument
447 	c = get_dx_countlimit(inode, dirent, &count_offset);  in ext4_dx_csum_verify()
461 	if (t->dt_checksum != ext4_dx_csum(inode, dirent, count_offset,  in ext4_dx_csum_verify()
467 static void ext4_dx_csum_set(struct inode *inode, struct ext4_dir_entry *dirent)  in ext4_dx_csum_set()  argument
476 	c = get_dx_countlimit(inode, dirent, &count_offset);  in ext4_dx_csum_set()
490 	t->dt_checksum = ext4_dx_csum(inode, dirent, count_offset, count, t);  in ext4_dx_csum_set()