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-rw-r--r--virt/kvm/kvm_main.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 56f3c704fd74..aefdda390f5e 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -831,6 +831,13 @@ skip_lpage:
kvm_arch_commit_memory_region(kvm, mem, old, user_alloc);
+ /*
+ * If the new memory slot is created, we need to clear all
+ * mmio sptes.
+ */
+ if (npages && old.base_gfn != mem->guest_phys_addr >> PAGE_SHIFT)
+ kvm_arch_flush_shadow(kvm);
+
kvm_free_physmem_slot(&old, &new);
kfree(old_memslots);