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KVM: nVMX: Advertise IA32_PAT in VM exit control

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Advertise VM_EXIT_SAVE_IA32_PAT and VM_EXIT_LOAD_IA32_PAT.

Signed-off-by: Arthur Chunqi Li <yzt356@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Arthur Chunqi Li 2013-08-06 18:41:45 +08:00 committed by Paolo Bonzini
parent 5743534960
commit c0dfee582e
1 changed files with 5 additions and 3 deletions
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8
arch/x86/kvm/vmx.c
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@ -2196,13 +2196,15 @@ static __init void nested_vmx_setup_ctls_msrs(void)
* If bit 55 of VMX_BASIC is off, bits 0-8 and 10, 11, 13, 14, 16 and
* 17 must be 1.
*/
rdmsr(MSR_IA32_VMX_EXIT_CTLS,
nested_vmx_exit_ctls_low, nested_vmx_exit_ctls_high);
nested_vmx_exit_ctls_low = VM_EXIT_ALWAYSON_WITHOUT_TRUE_MSR;
/* Note that guest use of VM_EXIT_ACK_INTR_ON_EXIT is not supported. */
nested_vmx_exit_ctls_high &=
#ifdef CONFIG_X86_64
nested_vmx_exit_ctls_high = VM_EXIT_HOST_ADDR_SPACE_SIZE;
#else
nested_vmx_exit_ctls_high = 0;
VM_EXIT_HOST_ADDR_SPACE_SIZE |
#endif
VM_EXIT_LOAD_IA32_PAT | VM_EXIT_SAVE_IA32_PAT;
nested_vmx_exit_ctls_high |= (VM_EXIT_ALWAYSON_WITHOUT_TRUE_MSR |
VM_EXIT_LOAD_IA32_EFER);