233 	int fd, err;  in tun_alloc()  local
237 	fd = open("/dev/net/tun", O_RDWR);  in tun_alloc()
238 	if (fd < 0) {  in tun_alloc()
249 	err = ioctl(fd, TUNSETIFF, (void *)&ifr);  in tun_alloc()
253 		close(fd);  in tun_alloc()
259 	err = ioctl(fd, TUNSETOFFLOAD, offload);  in tun_alloc()
263 		close(fd);  in tun_alloc()
270 	return fd;  in tun_alloc()
401 mic_virtio_copy(struct mic_info *mic, int fd,  in mic_virtio_copy()  argument
406 	ret = ioctl(fd, MIC_VIRTIO_COPY_DESC, copy);  in mic_virtio_copy()
427 init_vr(struct mic_info *mic, int fd, int type,  in init_vr()  argument
437 		PROT_READ, MAP_SHARED, fd, 0);  in init_vr()
475 wait_for_card_driver(struct mic_info *mic, int fd, int type)  in wait_for_card_driver()  argument
485 	pollfd.fd = fd;  in wait_for_card_driver()
565 	net_poll[NET_FD_VIRTIO_NET].fd = mic->mic_net.virtio_net_fd;  in virtio_net()
567 	net_poll[NET_FD_TUN].fd = mic->mic_net.tap_fd;  in virtio_net()
610 			len = readv(net_poll[NET_FD_TUN].fd,  in virtio_net()
702 					len = writev(net_poll[NET_FD_TUN].fd,  in virtio_net()
786 	console_poll[MONITOR_FD].fd = pty_fd;  in virtio_console()
789 	console_poll[VIRTIO_CONSOLE_FD].fd = mic->mic_console.virtio_console_fd;  in virtio_console()
927 	int fd, err;  in add_virtio_device()  local
930 	fd = open(path, O_RDWR);  in add_virtio_device()
931 	if (fd < 0) {  in add_virtio_device()
936 	err = ioctl(fd, MIC_VIRTIO_ADD_DEVICE, dd);  in add_virtio_device()
939 		close(fd);  in add_virtio_device()
944 		mic->mic_net.virtio_net_fd = fd;  in add_virtio_device()
948 		mic->mic_console.virtio_console_fd = fd;  in add_virtio_device()
952 		mic->mic_virtblk.virtio_block_fd = fd;  in add_virtio_device()
1112 read_header(int fd, struct virtio_blk_outhdr *hdr, __u32 desc_idx)  in read_header()  argument
1123 	return ioctl(fd, MIC_VIRTIO_COPY_DESC, &copy);  in read_header()
1127 transfer_blocks(int fd, struct iovec *iovec, __u32 iovcnt)  in transfer_blocks()  argument
1135 	return ioctl(fd, MIC_VIRTIO_COPY_DESC, &copy);  in transfer_blocks()
1150 write_status(int fd, __u8 *status)  in write_status()  argument
1161 	return ioctl(fd, MIC_VIRTIO_COPY_DESC, &copy);  in write_status()
1203 		block_poll.fd = mic->mic_virtblk.virtio_block_fd;  in virtio_block()
1434 	int fd;  in open_state_fd()  local
1439 	fd = open(pathname, O_RDONLY);  in open_state_fd()
1440 	if (fd < 0)  in open_state_fd()
1443 	return fd;  in open_state_fd()
1446 static int block_till_state_change(int fd, struct mic_info *mic)  in block_till_state_change()  argument
1452 	ufds[0].fd = fd;  in block_till_state_change()
1461 	ret = lseek(fd, 0, SEEK_SET);  in block_till_state_change()
1468 	ret = read(fd, value, sizeof(value));  in block_till_state_change()
1482 	int fd, ret, stat = 0;  in mic_config()  local
1484 	fd = open_state_fd(mic);  in mic_config()
1485 	if (fd < 0) {  in mic_config()
1492 		ret = block_till_state_change(fd, mic);  in mic_config()
1527 	close(fd);  in mic_config()
1556 	int fd;  in set_log_buf_info()  local
1561 	fd = open(system_map, O_RDONLY);  in set_log_buf_info()
1562 	if (fd < 0) {  in set_log_buf_info()
1567 	len = lseek(fd, 0, SEEK_END);  in set_log_buf_info()
1571 		close(fd);  in set_log_buf_info()
1574 	map = mmap(NULL, len, PROT_READ, MAP_PRIVATE, fd, 0);  in set_log_buf_info()
1578 		close(fd);  in set_log_buf_info()
1585 		close(fd);  in set_log_buf_info()
1595 		close(fd);  in set_log_buf_info()
1602 	close(fd);  in set_log_buf_info()
1634 	int err, fd;  in init_mic()  local
1648 	fd = open_state_fd(mic);  in init_mic()
1649 	if (fd < 0) {  in init_mic()
1665 		while (block_till_state_change(fd, mic)) {  in init_mic()