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KVM: nEPT: Advertise WB type EPTP 

At least WB must be possible.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Reviewed-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Jan Kiszka 2013-08-06 10:39:55 +02:00 committed by Paolo Bonzini
parent 44811c02ed
commit ca72d970ff
1 changed files with 2 additions and 2 deletions
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4
arch/x86/kvm/vmx.c
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@ -2251,8 +2251,8 @@ static __init void nested_vmx_setup_ctls_msrs(void)
if (enable_ept) {
/* nested EPT: emulate EPT also to L1 */
nested_vmx_secondary_ctls_high |= SECONDARY_EXEC_ENABLE_EPT;
nested_vmx_ept_caps = VMX_EPT_PAGE_WALK_4_BIT;
nested_vmx_ept_caps |= VMX_EPT_INVEPT_BIT;
nested_vmx_ept_caps = VMX_EPT_PAGE_WALK_4_BIT |
VMX_EPTP_WB_BIT | VMX_EPT_INVEPT_BIT;
nested_vmx_ept_caps &= vmx_capability.ept;
/*
* Since invept is completely emulated we support both global