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SubjectRe: [RFC PATCH v2 56/69] KVM: VMX: Move setting of EPT MMU masks to common VT-x code
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On 03/07/21 00:05, isaku.yamahata@intel.com wrote:
> From: Sean Christopherson <sean.j.christopherson@intel.com>
>
> Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
> Signed-off-by: Isaku Yamahata <isaku.yamahata@intel.com>
> ---
> arch/x86/kvm/vmx/main.c | 4 ++++
> arch/x86/kvm/vmx/vmx.c | 4 ----
> 2 files changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/arch/x86/kvm/vmx/main.c b/arch/x86/kvm/vmx/main.c
> index c3fefa0e5a63..0d8d2a0a2979 100644
> --- a/arch/x86/kvm/vmx/main.c
> +++ b/arch/x86/kvm/vmx/main.c
> @@ -34,6 +34,10 @@ static __init int vt_hardware_setup(void)
> if (ret)
> return ret;
>
> + if (enable_ept)
> + kvm_mmu_set_ept_masks(enable_ept_ad_bits,
> + cpu_has_vmx_ept_execute_only());
> +
> return 0;
> }
>
> diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
> index 77b2b2cf76db..e315a46d1566 100644
> --- a/arch/x86/kvm/vmx/vmx.c
> +++ b/arch/x86/kvm/vmx/vmx.c
> @@ -7644,10 +7644,6 @@ static __init int hardware_setup(void)
>
> set_bit(0, vmx_vpid_bitmap); /* 0 is reserved for host */
>
> - if (enable_ept)
> - kvm_mmu_set_ept_masks(enable_ept_ad_bits,
> - cpu_has_vmx_ept_execute_only());
> -
> if (!enable_ept)
> ept_lpage_level = 0;
> else if (cpu_has_vmx_ept_1g_page())
>

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

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