diff options
| -rw-r--r-- | virt/kvm/iommu.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/virt/kvm/iommu.c b/virt/kvm/iommu.c index 72a130bc448..c329c8fc57f 100644 --- a/virt/kvm/iommu.c +++ b/virt/kvm/iommu.c @@ -103,6 +103,10 @@ int kvm_iommu_map_pages(struct kvm *kvm, struct kvm_memory_slot *slot) while ((gfn << PAGE_SHIFT) & (page_size - 1)) page_size >>= 1; + /* Make sure hva is aligned to the page size we want to map */ + while (__gfn_to_hva_memslot(slot, gfn) & (page_size - 1)) + page_size >>= 1; + /* * Pin all pages we are about to map in memory. This is * important because we unmap and unpin in 4kb steps later. |