selftests/iommu/iommufd.c

1594 	struct iommu_ioas_unmap unmap_cmd = {
1595 		.size = sizeof(unmap_cmd),
1625 	ASSERT_EQ(0, ioctl(self->fd, IOMMU_IOAS_UNMAP, &unmap_cmd));
1970 TEST_F(iommufd, unmap_cmd)
1972 	struct vfio_iommu_type1_dma_unmap unmap_cmd = {
1977 	unmap_cmd.argsz = 1;
1978 	EXPECT_ERRNO(EINVAL, ioctl(self->fd, VFIO_IOMMU_UNMAP_DMA, &unmap_cmd));
1980 	unmap_cmd.argsz = sizeof(unmap_cmd);
1981 	unmap_cmd.flags = 1 << 31;
1982 	EXPECT_ERRNO(EINVAL, ioctl(self->fd, VFIO_IOMMU_UNMAP_DMA, &unmap_cmd));
1984 	unmap_cmd.flags = 0;
1985 	EXPECT_ERRNO(ENODEV, ioctl(self->fd, VFIO_IOMMU_UNMAP_DMA, &unmap_cmd));
2264 	struct vfio_iommu_type1_dma_unmap unmap_cmd = {
2265 		.argsz = sizeof(unmap_cmd),
2274 	ASSERT_EQ(0, ioctl(self->fd, VFIO_IOMMU_UNMAP_DMA, &unmap_cmd));
2275 	ASSERT_EQ(BUFFER_SIZE, unmap_cmd.size);
2279 	unmap_cmd.flags = VFIO_DMA_UNMAP_FLAG_ALL;
2280 	EXPECT_ERRNO(EINVAL, ioctl(self->fd, VFIO_IOMMU_UNMAP_DMA, &unmap_cmd));
2282 	unmap_cmd.iova = 0;
2283 	unmap_cmd.size = 0;
2284 	ASSERT_EQ(0, ioctl(self->fd, VFIO_IOMMU_UNMAP_DMA, &unmap_cmd));
2285 	ASSERT_EQ(BUFFER_SIZE, unmap_cmd.size);
2297 	unmap_cmd.flags = 0;
2298 	unmap_cmd.size = PAGE_SIZE;
2300 		unmap_cmd.iova = pages_iova[i];
2301 		ASSERT_EQ(0, ioctl(self->fd, VFIO_IOMMU_UNMAP_DMA, &unmap_cmd));
2314 	struct vfio_iommu_type1_dma_unmap unmap_cmd = {
2315 		.argsz = sizeof(unmap_cmd),
2329 	unmap_cmd.size = buf_size / ARRAY_SIZE(pages_iova);
2331 		pages_iova[i] = MOCK_APERTURE_START + (i * unmap_cmd.size);
2336 		unmap_cmd.iova = pages_iova[i];
2337 		unmap_cmd.size = buf_size / ARRAY_SIZE(pages_iova);
2340 					   &unmap_cmd));
2344 					   &unmap_cmd));