| From | Radim Krčmář <> | Subject | [PATCH v1 07/11] KVM: VMX: optimize APIC ID read with APICv | Date | Thu, 30 Jun 2016 22:54:25 +0200 |
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The register is in hardware-compatible format now, so there is not need to intercept.
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com> --- v1: new, split from the previous patch
arch/x86/kvm/vmx.c | 3 --- 1 file changed, 3 deletions(-)
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 85e2f0a882ca..a10038258b80 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -6447,9 +6447,6 @@ 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 */ -- 2.9.0
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