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Commit 05b29633 authored by Lai Jiangshan's avatar Lai Jiangshan Committed by Paolo Bonzini
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KVM: X86: Use vcpu->arch.walk_mmu for kvm_mmu_invlpg()



INVLPG operates on guest virtual address, which are represented by
vcpu->arch.walk_mmu.  In nested virtualization scenarios,
kvm_mmu_invlpg() was using the wrong MMU structure; if L2's invlpg were
emulated by L0 (in practice, it hardly happen) when nested two-dimensional
paging is enabled, the call to ->tlb_flush_gva() would be skipped and
the hardware TLB entry would not be invalidated.

Signed-off-by: default avatarLai Jiangshan <laijs@linux.alibaba.com>
Message-Id: <20211124122055.64424-5-jiangshanlai@gmail.com>
Cc: stable@vger.kernel.org
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent 12ec33a7
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