diff options
Diffstat (limited to 'hw/vfio/common.c')
| -rw-r--r-- | hw/vfio/common.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/hw/vfio/common.c b/hw/vfio/common.c index e18ea2c..c1fdbf1 100644 --- a/hw/vfio/common.c +++ b/hw/vfio/common.c @@ -789,6 +789,14 @@ static void vfio_listener_region_add(MemoryListener *listener, int128_get64(llend), iommu_idx); + ret = memory_region_iommu_set_page_size_mask(giommu->iommu, + container->pgsizes, + &err); + if (ret) { + g_free(giommu); + goto fail; + } + ret = memory_region_register_iommu_notifier(section->mr, &giommu->n, &err); if (ret) { @@ -942,6 +950,17 @@ static void vfio_listener_region_del(MemoryListener *listener, } if (try_unmap) { + if (int128_eq(llsize, int128_2_64())) { + /* The unmap ioctl doesn't accept a full 64-bit span. */ + llsize = int128_rshift(llsize, 1); + ret = vfio_dma_unmap(container, iova, int128_get64(llsize), NULL); + if (ret) { + error_report("vfio_dma_unmap(%p, 0x%"HWADDR_PRIx", " + "0x%"HWADDR_PRIx") = %d (%m)", + container, iova, int128_get64(llsize), ret); + } + iova += int128_get64(llsize); + } ret = vfio_dma_unmap(container, iova, int128_get64(llsize), NULL); if (ret) { error_report("vfio_dma_unmap(%p, 0x%"HWADDR_PRIx", " |