diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/kvm/kvm.h | 2 | ||||
| -rw-r--r-- | drivers/kvm/kvm_main.c | 2 | ||||
| -rw-r--r-- | drivers/kvm/svm.c | 1 | ||||
| -rw-r--r-- | drivers/kvm/vmx.c | 17 |
4 files changed, 1 insertions, 21 deletions
diff --git a/drivers/kvm/kvm.h b/drivers/kvm/kvm.h index a4331da..7361c45 100644 --- a/drivers/kvm/kvm.h +++ b/drivers/kvm/kvm.h @@ -383,8 +383,6 @@ struct kvm_arch_ops { void (*get_cs_db_l_bits)(struct kvm_vcpu *vcpu, int *db, int *l); void (*decache_cr0_cr4_guest_bits)(struct kvm_vcpu *vcpu); void (*set_cr0)(struct kvm_vcpu *vcpu, unsigned long cr0); - void (*set_cr0_no_modeswitch)(struct kvm_vcpu *vcpu, - unsigned long cr0); void (*set_cr3)(struct kvm_vcpu *vcpu, unsigned long cr3); void (*set_cr4)(struct kvm_vcpu *vcpu, unsigned long cr4); void (*set_efer)(struct kvm_vcpu *vcpu, u64 efer); diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c index 205998c..b998bc6 100644 --- a/drivers/kvm/kvm_main.c +++ b/drivers/kvm/kvm_main.c @@ -1936,7 +1936,7 @@ static int kvm_vcpu_ioctl_set_sregs(struct kvm_vcpu *vcpu, kvm_arch_ops->decache_cr0_cr4_guest_bits(vcpu); mmu_reset_needed |= vcpu->cr0 != sregs->cr0; - kvm_arch_ops->set_cr0_no_modeswitch(vcpu, sregs->cr0); + kvm_arch_ops->set_cr0(vcpu, sregs->cr0); mmu_reset_needed |= vcpu->cr4 != sregs->cr4; kvm_arch_ops->set_cr4(vcpu, sregs->cr4); diff --git a/drivers/kvm/svm.c b/drivers/kvm/svm.c index 64afc5c..d3cc115 100644 --- a/drivers/kvm/svm.c +++ b/drivers/kvm/svm.c @@ -1716,7 +1716,6 @@ static struct kvm_arch_ops svm_arch_ops = { .get_cs_db_l_bits = svm_get_cs_db_l_bits, .decache_cr0_cr4_guest_bits = svm_decache_cr0_cr4_guest_bits, .set_cr0 = svm_set_cr0, - .set_cr0_no_modeswitch = svm_set_cr0, .set_cr3 = svm_set_cr3, .set_cr4 = svm_set_cr4, .set_efer = svm_set_efer, diff --git a/drivers/kvm/vmx.c b/drivers/kvm/vmx.c index aa7e2ba..027a962 100644 --- a/drivers/kvm/vmx.c +++ b/drivers/kvm/vmx.c @@ -788,22 +788,6 @@ static void vmx_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0) vcpu->cr0 = cr0; } -/* - * Used when restoring the VM to avoid corrupting segment registers - */ -static void vmx_set_cr0_no_modeswitch(struct kvm_vcpu *vcpu, unsigned long cr0) -{ - if (!vcpu->rmode.active && !(cr0 & CR0_PE_MASK)) - enter_rmode(vcpu); - - vcpu->rmode.active = ((cr0 & CR0_PE_MASK) == 0); - update_exception_bitmap(vcpu); - vmcs_writel(CR0_READ_SHADOW, cr0); - vmcs_writel(GUEST_CR0, - (cr0 & ~KVM_GUEST_CR0_MASK) | KVM_VM_CR0_ALWAYS_ON); - vcpu->cr0 = cr0; -} - static void vmx_set_cr3(struct kvm_vcpu *vcpu, unsigned long cr3) { vmcs_writel(GUEST_CR3, cr3); @@ -2069,7 +2053,6 @@ static struct kvm_arch_ops vmx_arch_ops = { .get_cs_db_l_bits = vmx_get_cs_db_l_bits, .decache_cr0_cr4_guest_bits = vmx_decache_cr0_cr4_guest_bits, .set_cr0 = vmx_set_cr0, - .set_cr0_no_modeswitch = vmx_set_cr0_no_modeswitch, .set_cr3 = vmx_set_cr3, .set_cr4 = vmx_set_cr4, #ifdef CONFIG_X86_64 |
