KVM: VMX: Clean up vmx_flush_tlb_gva() (ad104b5e) · Commits · 戴 / test

Refactor vmx_flush_tlb_gva() to remove a superfluous local variable and clean up its comment, which is oddly located below the code it is commenting. No functional change intended. Reviewed-by:

Vitaly Kuznetsov <vkuznets@redhat.com> Reviewed-by:

Paolo Bonzini <pbonzini@redhat.com> Signed-off-by:

Sean Christopherson <sean.j.christopherson@intel.com> Message-Id: <20200320212833.3507-16-sean.j.christopherson@intel.com> Signed-off-by:

Paolo Bonzini <pbonzini@redhat.com>

arch/x86/kvm/vmx/vmx.c

+3 −7

Original line number	Diff line number	Diff line
		@@ -2840,15 +2840,11 @@ static void exit_lmode(struct kvm_vcpu *vcpu)

		static void vmx_flush_tlb_gva(struct kvm_vcpu *vcpu, gva_t addr)
		{
		int vpid = to_vmx(vcpu)->vpid;

		vpid_sync_vcpu_addr(vpid, addr);

		/*
		* If VPIDs are not supported or enabled, then the above is a no-op.
		* But we don't really need a TLB flush in that case anyway, because
		* each VM entry/exit includes an implicit flush when VPID is 0.
		* vpid_sync_vcpu_addr() is a nop if vmx->vpid==0, see the comment in
		* vmx_flush_tlb_guest() for an explanation of why this is ok.
		*/
		vpid_sync_vcpu_addr(to_vmx(vcpu)->vpid, addr);
		}

		static void vmx_flush_tlb_guest(struct kvm_vcpu *vcpu)

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