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Commit c93de59d authored by Radim Krčmář's avatar Radim Krčmář Committed by Paolo Bonzini
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KVM: VMX: optimize APIC ID read with APICv 



The register is in hardware-compatible format now, so there is not need
to intercept.

Reviewed-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
Signed-off-by: default avatarRadim Krčmář <rkrcmar@redhat.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent 49bd29ba

arch/x86/kvm/vmx.c

+0 −3
Original line number Diff line number Diff line
@@ -6461,9 +6461,6 @@ static __init int hardware_setup(void) 
	for (msr = 0x800; msr <= 0x8ff; msr++)

		vmx_disable_intercept_msr_read_x2apic(msr);



	/* According SDM, in x2apic mode, the whole id reg is used.  But in

	 * KVM, it only use the highest eight bits. Need to intercept it */

	vmx_enable_intercept_msr_read_x2apic(0x802);

	/* TMCCT */

	vmx_enable_intercept_msr_read_x2apic(0x839);

	/* TPR */