[PATCH 37/43] KVM: nVMX: Don't reset VMCS controls shadow on VMCS switch

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

... now that the shadow copies are per-VMCS.

Signed-off-by: Sean Christopherson <sean.j.christopherson@xxxxxxxxx>
Signed-off-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
---
 arch/x86/kvm/vmx/nested.c | 5 -----
 arch/x86/kvm/vmx/vmx.h    | 4 ----
 2 files changed, 9 deletions(-)

diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c
index 9703fcf19837..47adafa42fbf 100644
--- a/arch/x86/kvm/vmx/nested.c
+++ b/arch/x86/kvm/vmx/nested.c
@@ -283,11 +283,6 @@ static void vmx_switch_vmcs(struct kvm_vcpu *vcpu, struct loaded_vmcs *vmcs)
 	vmx_sync_vmcs_host_state(vmx, prev);
 	put_cpu();
 
-	vm_entry_controls_reset_shadow(vmx);
-	vm_exit_controls_reset_shadow(vmx);
-	pin_controls_reset_shadow(vmx);
-	exec_controls_reset_shadow(vmx);
-	secondary_exec_controls_reset_shadow(vmx);
 	vmx_segment_cache_clear(vmx);
 }
 
diff --git a/arch/x86/kvm/vmx/vmx.h b/arch/x86/kvm/vmx/vmx.h
index 7616f2a455d2..6f26f3c10805 100644
--- a/arch/x86/kvm/vmx/vmx.h
+++ b/arch/x86/kvm/vmx/vmx.h
@@ -388,10 +388,6 @@ static inline u8 vmx_get_rvi(void)
 }
 
 #define BUILD_CONTROLS_SHADOW(lname, uname)				    \
-static inline void lname##_controls_reset_shadow(struct vcpu_vmx *vmx)	    \
-{									    \
-	vmx->loaded_vmcs->controls_shadow.lname = vmcs_read32(uname);	    \
-}									    \
 static inline void lname##_controls_init(struct vcpu_vmx *vmx, u32 val)	    \
 {									    \
 	vmcs_write32(uname, val);					    \
-- 
1.8.3.1





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