&mount_crypt_stat->global_auth_tok_list,
mount_crypt_stat_list) {
list_del(&auth_tok->mount_crypt_stat_list);
- mount_crypt_stat->num_global_auth_toks--;
if (auth_tok->global_auth_tok_key
&& !(auth_tok->flags & ECRYPTFS_AUTH_TOK_INVALID))
key_put(auth_tok->global_auth_tok_key);
crypt_stat->metadata_size = ECRYPTFS_MINIMUM_HEADER_EXTENT_SIZE;
}
+void ecryptfs_i_size_init(const char *page_virt, struct inode *inode)
+{
+ struct ecryptfs_mount_crypt_stat *mount_crypt_stat;
+ struct ecryptfs_crypt_stat *crypt_stat;
+ u64 file_size;
+
+ crypt_stat = &ecryptfs_inode_to_private(inode)->crypt_stat;
+ mount_crypt_stat =
+ &ecryptfs_superblock_to_private(inode->i_sb)->mount_crypt_stat;
+ if (mount_crypt_stat->flags & ECRYPTFS_ENCRYPTED_VIEW_ENABLED) {
+ file_size = i_size_read(ecryptfs_inode_to_lower(inode));
+ if (crypt_stat->flags & ECRYPTFS_METADATA_IN_XATTR)
+ file_size += crypt_stat->metadata_size;
+ } else
+ file_size = get_unaligned_be64(page_virt);
+ i_size_write(inode, (loff_t)file_size);
+ crypt_stat->flags |= ECRYPTFS_I_SIZE_INITIALIZED;
+}
+
/**
* ecryptfs_read_headers_virt
* @page_virt: The virtual address into which to read the headers
rc = -EINVAL;
goto out;
}
+ if (!(crypt_stat->flags & ECRYPTFS_I_SIZE_INITIALIZED))
+ ecryptfs_i_size_init(page_virt, ecryptfs_dentry->d_inode);
offset += MAGIC_ECRYPTFS_MARKER_SIZE_BYTES;
rc = ecryptfs_process_flags(crypt_stat, (page_virt + offset),
&bytes_read);