Commit a8cd0244 authored May 24, 2009 by Avi Kivity

KVM: Make paravirt tlb flush also reload the PAE PDPTRs



The paravirt tlb flush may be used not only to flush TLBs, but also
to reload the four page-directory-pointer-table entries, as it is used
as a replacement for reloading CR3.  Change the code to do the entire
CR3 reloading dance instead of simply flushing the TLB.

Cc: stable@kernel.org
Signed-off-by: Avi Kivity <avi@redhat.com>

parent 59a3759d

arch/x86/kvm/mmu.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -2897,8 +2897,7 @@ static int kvm_pv_mmu_write(struct kvm_vcpu *vcpu,

		static int kvm_pv_mmu_flush_tlb(struct kvm_vcpu *vcpu)
		{
		kvm_x86_ops->tlb_flush(vcpu);
		set_bit(KVM_REQ_MMU_SYNC, &vcpu->requests);
		kvm_set_cr3(vcpu, vcpu->arch.cr3);
		return 1;
		}

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