22 static int hash_one_block(struct inode *inode,  in hash_one_block()  argument
40 	err = fsverity_hash_block(params, inode, cur->data,  in hash_one_block()
49 static int write_merkle_tree_block(struct inode *inode, const u8 *buf,  in write_merkle_tree_block()  argument
56 	err = inode->i_sb->s_vop->write_merkle_tree_block(inode, buf, pos,  in write_merkle_tree_block()
59 		fsverity_err(inode, "Error %d writing Merkle tree block %lu",  in write_merkle_tree_block()
76 	struct inode *inode = file_inode(filp);  in build_merkle_tree()  local
77 	const u64 data_size = inode->i_size;  in build_merkle_tree()
121 			fsverity_err(inode, "Error %d reading file data", err);  in build_merkle_tree()
126 			fsverity_err(inode, "Short read of file data");  in build_merkle_tree()
129 		err = hash_one_block(inode, params, &buffers[-1]);  in build_merkle_tree()
140 			err = hash_one_block(inode, params, &buffers[level]);  in build_merkle_tree()
143 			err = write_merkle_tree_block(inode,  in build_merkle_tree()
160 			err = hash_one_block(inode, params, &buffers[level]);  in build_merkle_tree()
163 			err = write_merkle_tree_block(inode,  in build_merkle_tree()
186 	struct inode *inode = file_inode(filp);  in enable_verity()  local
187 	const struct fsverity_operations *vops = inode->i_sb->s_vop;  in enable_verity()
220 	desc->data_size = cpu_to_le64(inode->i_size);  in enable_verity()
223 	err = fsverity_init_merkle_tree_params(&params, inode,  in enable_verity()
234 	inode_lock(inode);  in enable_verity()
235 	if (IS_VERITY(inode))  in enable_verity()
239 	inode_unlock(inode);  in enable_verity()
255 		fsverity_err(inode, "Error %d building Merkle tree", err);  in enable_verity()
266 	vi = fsverity_create_info(inode, desc);  in enable_verity()
276 	inode_lock(inode);  in enable_verity()
278 	inode_unlock(inode);  in enable_verity()
280 		fsverity_err(inode, "%ps() failed with err %d",  in enable_verity()
283 	} else if (WARN_ON_ONCE(!IS_VERITY(inode))) {  in enable_verity()
294 		fsverity_set_info(inode, vi);  in enable_verity()
302 	inode_lock(inode);  in enable_verity()
304 	inode_unlock(inode);  in enable_verity()
320 	struct inode *inode = file_inode(filp);  in fsverity_ioctl_enable()  local
361 	if (IS_APPEND(inode))  in fsverity_ioctl_enable()
364 	if (S_ISDIR(inode->i_mode))  in fsverity_ioctl_enable()
367 	if (!S_ISREG(inode->i_mode))  in fsverity_ioctl_enable()