57 	int r;  in vq_notify()  local
58 	r = write(info->kick, &v, sizeof v);  in vq_notify()
59 	assert(r == sizeof v);  in vq_notify()
79 	int r;  in vhost_vq_setup()  local
80 	r = ioctl(dev->control, VHOST_SET_FEATURES, &features);  in vhost_vq_setup()
81 	assert(r >= 0);  in vhost_vq_setup()
83 	r = ioctl(dev->control, VHOST_SET_VRING_NUM, &state);  in vhost_vq_setup()
84 	assert(r >= 0);  in vhost_vq_setup()
86 	r = ioctl(dev->control, VHOST_SET_VRING_BASE, &state);  in vhost_vq_setup()
87 	assert(r >= 0);  in vhost_vq_setup()
88 	r = ioctl(dev->control, VHOST_SET_VRING_ADDR, &addr);  in vhost_vq_setup()
89 	assert(r >= 0);  in vhost_vq_setup()
91 	r = ioctl(dev->control, VHOST_SET_VRING_KICK, &file);  in vhost_vq_setup()
92 	assert(r >= 0);  in vhost_vq_setup()
94 	r = ioctl(dev->control, VHOST_SET_VRING_CALL, &file);  in vhost_vq_setup()
95 	assert(r >= 0);  in vhost_vq_setup()
114 	int r;  in vq_info_add()  local
118 	r = posix_memalign(&info->ring, 4096, vring_size(num, 4096));  in vq_info_add()
119 	assert(r >= 0);  in vq_info_add()
129 	int r;  in vdev_info_init()  local
139 	r = ioctl(dev->control, VHOST_SET_OWNER, NULL);  in vdev_info_init()
140 	assert(r >= 0);  in vdev_info_init()
150 	r = ioctl(dev->control, VHOST_SET_MEM_TABLE, dev->mem);  in vdev_info_init()
151 	assert(r >= 0);  in vdev_info_init()
175 	int r, test = 1;  in run_test()  local
180 	r = ioctl(dev->control, VHOST_TEST_RUN, &test);  in run_test()
181 	assert(r >= 0);  in run_test()
198 				r = virtqueue_add_outbuf(vq->vq, &sl, 1,  in run_test()
201 				if (unlikely(r != 0)) {  in run_test()
202 					if (r == -ENOSPC &&  in run_test()
204 						r = 0;  in run_test()
206 						r = -1;  in run_test()
213 					r = -1;  in run_test()
219 				r = -1;  in run_test()
222 				r = ioctl(dev->control, VHOST_TEST_SET_BACKEND,  in run_test()
224 				assert(!r);  in run_test()
230 				r = 0;  in run_test()
238 				r = ioctl(dev->control, VHOST_GET_VRING_BASE,  in run_test()
240 				assert(!r);  in run_test()
243 				r = ioctl(dev->control, VHOST_SET_VRING_BASE,  in run_test()
245 				assert(!r);  in run_test()
247 				r = ioctl(dev->control, VHOST_TEST_SET_BACKEND,  in run_test()
249 				assert(!r);  in run_test()
255 		} while (r == 0);  in run_test()
271 	r = ioctl(dev->control, VHOST_TEST_RUN, &test);  in run_test()
272 	assert(r >= 0);  in run_test()