After remove a rmap, we should flush all vcpu's tlb
Signed-off-by: Xiao Guangrong <xiaoguangrong@xxxxxxxxxxxxxx>
---
arch/x86/kvm/mmu.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 0412ba4..f151540 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -1933,6 +1933,8 @@ static void mmu_set_spte(struct kvm_vcpu *vcpu, u64 *sptep,
pgprintk("hfn old %lx new %lx\n",
spte_to_pfn(*sptep), pfn);
rmap_remove(vcpu->kvm, sptep);
+ __set_spte(sptep, shadow_trap_nonpresent_pte);
+ kvm_flush_remote_tlbs(vcpu->kvm);
} else
was_rmapped = 1;
}
--
1.6.1.2
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