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-rw-r--r--arch/x86/kvm/mmu.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index fdacabba6f62..de45ec195346 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -199,8 +199,11 @@ EXPORT_SYMBOL_GPL(kvm_mmu_set_mmio_spte_mask);
static void mark_mmio_spte(u64 *sptep, u64 gfn, unsigned access)
{
+ struct kvm_mmu_page *sp = page_header(__pa(sptep));
+
access &= ACC_WRITE_MASK | ACC_USER_MASK;
+ sp->mmio_cached = true;
trace_mark_mmio_spte(sptep, gfn, access);
mmu_spte_set(sptep, shadow_mmio_mask | access | gfn << PAGE_SHIFT);
}
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