80 			       struct ext4_dir_entry *dirent);
96 	struct ext4_dir_entry *dirent;  in __ext4_read_dirblock()  local
114 	dirent = (struct ext4_dir_entry *) bh->b_data;  in __ext4_read_dirblock()
119 		else if (ext4_rec_len_from_disk(dirent->rec_len,  in __ext4_read_dirblock()
139 		if (ext4_dx_csum_verify(inode, dirent))  in __ext4_read_dirblock()
149 		if (ext4_dirent_csum_verify(inode, dirent))  in __ext4_read_dirblock()
323 			       struct ext4_dir_entry *dirent, int size)  in ext4_dirent_csum()  argument
329 	csum = ext4_chksum(sbi, ei->i_csum_seed, (__u8 *)dirent, size);  in ext4_dirent_csum()
343 int ext4_dirent_csum_verify(struct inode *inode, struct ext4_dir_entry *dirent)  in ext4_dirent_csum_verify()  argument
350 	t = get_dirent_tail(inode, dirent);  in ext4_dirent_csum_verify()
356 	if (t->det_checksum != ext4_dirent_csum(inode, dirent,  in ext4_dirent_csum_verify()
357 						(void *)t - (void *)dirent))  in ext4_dirent_csum_verify()
364 				 struct ext4_dir_entry *dirent)  in ext4_dirent_csum_set()  argument
371 	t = get_dirent_tail(inode, dirent);  in ext4_dirent_csum_set()
377 	t->det_checksum = ext4_dirent_csum(inode, dirent,  in ext4_dirent_csum_set()
378 					   (void *)t - (void *)dirent);  in ext4_dirent_csum_set()
390 					       struct ext4_dir_entry *dirent,  in get_dx_countlimit()  argument
397 	if (le16_to_cpu(dirent->rec_len) == EXT4_BLOCK_SIZE(inode->i_sb))  in get_dx_countlimit()
399 	else if (le16_to_cpu(dirent->rec_len) == 12) {  in get_dx_countlimit()
400 		dp = (struct ext4_dir_entry *)(((void *)dirent) + 12);  in get_dx_countlimit()
414 	return (struct dx_countlimit *)(((void *)dirent) + count_offset);  in get_dx_countlimit()
417 static __le32 ext4_dx_csum(struct inode *inode, struct ext4_dir_entry *dirent,  in ext4_dx_csum()  argument
429 	csum = ext4_chksum(sbi, ei->i_csum_seed, (__u8 *)dirent, size);  in ext4_dx_csum()
437 			       struct ext4_dir_entry *dirent)  in ext4_dx_csum_verify()  argument
446 	c = get_dx_countlimit(inode, dirent, &count_offset);  in ext4_dx_csum_verify()
460 	if (t->dt_checksum != ext4_dx_csum(inode, dirent, count_offset,  in ext4_dx_csum_verify()
466 static void ext4_dx_csum_set(struct inode *inode, struct ext4_dir_entry *dirent)  in ext4_dx_csum_set()  argument
475 	c = get_dx_countlimit(inode, dirent, &count_offset);  in ext4_dx_csum_set()
489 	t->dt_checksum = ext4_dx_csum(inode, dirent, count_offset, count, t);  in ext4_dx_csum_set()