diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 3ff671e35d76089d010d49c875e9ea8eeb54ac97..3e2f582160fec4683c0ebad14369b36408ba798b 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -168,6 +168,7 @@ enum kvm_reg {
 
 	VCPU_EXREG_PDPTR = NR_VCPU_REGS,
 	VCPU_EXREG_CR3,
+	VCPU_EXREG_CR4,
 	VCPU_EXREG_RFLAGS,
 	VCPU_EXREG_SEGMENTS,
 	VCPU_EXREG_EXIT_INFO_1,
@@ -1092,7 +1093,6 @@ struct kvm_x86_ops {
 			    struct kvm_segment *var, int seg);
 	void (*get_cs_db_l_bits)(struct kvm_vcpu *vcpu, int *db, int *l);
 	void (*decache_cr0_guest_bits)(struct kvm_vcpu *vcpu);
-	void (*decache_cr4_guest_bits)(struct kvm_vcpu *vcpu);
 	void (*set_cr0)(struct kvm_vcpu *vcpu, unsigned long cr0);
 	int (*set_cr4)(struct kvm_vcpu *vcpu, unsigned long cr4);
 	void (*set_efer)(struct kvm_vcpu *vcpu, u64 efer);
diff --git a/arch/x86/kvm/kvm_cache_regs.h b/arch/x86/kvm/kvm_cache_regs.h
index 62558b9bdda7b638f8aa7afd9c5827c54238d22e..921a539bcb96b10b359c9de5da95e7249f14e05b 100644
--- a/arch/x86/kvm/kvm_cache_regs.h
+++ b/arch/x86/kvm/kvm_cache_regs.h
@@ -129,8 +129,9 @@ static inline ulong kvm_read_cr0(struct kvm_vcpu *vcpu)
 static inline ulong kvm_read_cr4_bits(struct kvm_vcpu *vcpu, ulong mask)
 {
 	ulong tmask = mask & KVM_POSSIBLE_CR4_GUEST_BITS;
-	if (tmask & vcpu->arch.cr4_guest_owned_bits)
-		kvm_x86_ops.decache_cr4_guest_bits(vcpu);
+	if ((tmask & vcpu->arch.cr4_guest_owned_bits) &&
+	    !kvm_register_is_available(vcpu, VCPU_EXREG_CR4))
+		kvm_x86_ops.cache_reg(vcpu, VCPU_EXREG_CR4);
 	return vcpu->arch.cr4 & mask;
 }
 
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c
index 18a63641b61249a265a39517a5d3bab2899eed50..805297e9a1cbe3faf491c0b00bae8985356a2d6d 100644
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -1525,10 +1525,6 @@ static void svm_decache_cr0_guest_bits(struct kvm_vcpu *vcpu)
 {
 }
 
-static void svm_decache_cr4_guest_bits(struct kvm_vcpu *vcpu)
-{
-}
-
 static void update_cr0_intercept(struct vcpu_svm *svm)
 {
 	ulong gcr0 = svm->vcpu.arch.cr0;
@@ -4007,7 +4003,6 @@ static struct kvm_x86_ops svm_x86_ops __initdata = {
 	.get_cpl = svm_get_cpl,
 	.get_cs_db_l_bits = kvm_get_cs_db_l_bits,
 	.decache_cr0_guest_bits = svm_decache_cr0_guest_bits,
-	.decache_cr4_guest_bits = svm_decache_cr4_guest_bits,
 	.set_cr0 = svm_set_cr0,
 	.set_cr4 = svm_set_cr4,
 	.set_efer = svm_set_efer,
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 31a8d04a6c41b7c224890a34097e14f0b78cddd9..83e3fe08367903bf0f8996d364a731c7a4b5d144 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -2204,6 +2204,8 @@ static int vmx_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
 
 static void vmx_cache_reg(struct kvm_vcpu *vcpu, enum kvm_reg reg)
 {
+	unsigned long guest_owned_bits;
+
 	kvm_register_mark_available(vcpu, reg);
 
 	switch (reg) {
@@ -2221,6 +2223,12 @@ static void vmx_cache_reg(struct kvm_vcpu *vcpu, enum kvm_reg reg)
 		if (enable_unrestricted_guest || (enable_ept && is_paging(vcpu)))
 			vcpu->arch.cr3 = vmcs_readl(GUEST_CR3);
 		break;
+	case VCPU_EXREG_CR4:
+		guest_owned_bits = vcpu->arch.cr4_guest_owned_bits;
+
+		vcpu->arch.cr4 &= ~guest_owned_bits;
+		vcpu->arch.cr4 |= vmcs_readl(GUEST_CR4) & guest_owned_bits;
+		break;
 	default:
 		WARN_ON_ONCE(1);
 		break;
@@ -2922,14 +2930,6 @@ static void vmx_decache_cr0_guest_bits(struct kvm_vcpu *vcpu)
 	vcpu->arch.cr0 |= vmcs_readl(GUEST_CR0) & cr0_guest_owned_bits;
 }
 
-static void vmx_decache_cr4_guest_bits(struct kvm_vcpu *vcpu)
-{
-	ulong cr4_guest_owned_bits = vcpu->arch.cr4_guest_owned_bits;
-
-	vcpu->arch.cr4 &= ~cr4_guest_owned_bits;
-	vcpu->arch.cr4 |= vmcs_readl(GUEST_CR4) & cr4_guest_owned_bits;
-}
-
 static void ept_load_pdptrs(struct kvm_vcpu *vcpu)
 {
 	struct kvm_mmu *mmu = vcpu->arch.walk_mmu;
@@ -3128,6 +3128,7 @@ int vmx_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4)
 		return 1;
 
 	vcpu->arch.cr4 = cr4;
+	kvm_register_mark_available(vcpu, VCPU_EXREG_CR4);
 
 	if (!enable_unrestricted_guest) {
 		if (enable_ept) {
@@ -7809,7 +7810,6 @@ static struct kvm_x86_ops vmx_x86_ops __initdata = {
 	.get_cpl = vmx_get_cpl,
 	.get_cs_db_l_bits = vmx_get_cs_db_l_bits,
 	.decache_cr0_guest_bits = vmx_decache_cr0_guest_bits,
-	.decache_cr4_guest_bits = vmx_decache_cr4_guest_bits,
 	.set_cr0 = vmx_set_cr0,
 	.set_cr4 = vmx_set_cr4,
 	.set_efer = vmx_set_efer,
diff --git a/arch/x86/kvm/vmx/vmx.h b/arch/x86/kvm/vmx/vmx.h
index 373674d455e185fbbcddff6f508e90bf29f0fedb..04bb557acdd238c4d9be52ffe2c6aa4862bfb5c9 100644
--- a/arch/x86/kvm/vmx/vmx.h
+++ b/arch/x86/kvm/vmx/vmx.h
@@ -453,6 +453,7 @@ static inline void vmx_register_cache_reset(struct kvm_vcpu *vcpu)
 				  | (1 << VCPU_EXREG_PDPTR)
 				  | (1 << VCPU_EXREG_SEGMENTS)
 				  | (1 << VCPU_EXREG_CR3)
+				  | (1 << VCPU_EXREG_CR4)
 				  | (1 << VCPU_EXREG_EXIT_INFO_1)
 				  | (1 << VCPU_EXREG_EXIT_INFO_2));
 	vcpu->arch.regs_dirty = 0;