struct TCP_Server_Info *server, bool log_error);
extern int smb2_setup_request(struct cifs_ses *ses, struct kvec *iov,
unsigned int nvec, struct mid_q_entry **ret_mid);
+extern int smb2_setup_async_request(struct TCP_Server_Info *server,
+ struct kvec *iov, unsigned int nvec,
+ struct mid_q_entry **ret_mid);
+extern void smb2_echo_request(struct work_struct *work);
extern int smb2_query_path_info(const unsigned int xid, struct cifs_tcon *tcon,
struct cifs_sb_info *cifs_sb,