[RFC PATCH v3 45/59] KVM: VMX: Move setting of EPT MMU masks to common VT-x code

From: isaku . yamahata
Date: Wed Nov 24 2021 - 19:23:08 EST


From: Sean Christopherson <sean.j.christopherson@xxxxxxxxx>

Signed-off-by: Sean Christopherson <sean.j.christopherson@xxxxxxxxx>
Signed-off-by: Isaku Yamahata <isaku.yamahata@xxxxxxxxx>
---
arch/x86/kvm/vmx/main.c | 5 +++++
arch/x86/kvm/vmx/vmx.c | 4 ----
2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/arch/x86/kvm/vmx/main.c b/arch/x86/kvm/vmx/main.c
index 146dd6a317e5..ef89ed0457d5 100644
--- a/arch/x86/kvm/vmx/main.c
+++ b/arch/x86/kvm/vmx/main.c
@@ -4,6 +4,7 @@
#include "x86_ops.h"
#include "vmx.h"
#include "nested.h"
+#include "mmu.h"
#include "pmu.h"

static int __init vt_cpu_has_kvm_support(void)
@@ -35,6 +36,10 @@ 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 404afac897bc..8b2e57de6627 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -7546,10 +7546,6 @@ __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())
--
2.25.1