1 /* SPDX-License-Identifier: GPL-2.0 */
7 #ifndef __UM_UBD_USER_H
8 #define __UM_UBD_USER_H
10 extern int start_io_thread(unsigned long sp, int *fds_out);
11 extern int io_thread(void *arg);
14 extern int ubd_read_poll(int timeout);
15 extern int ubd_write_poll(int timeout);
17 #define UBD_REQ_BUFFER_SIZE 64