diff options
Diffstat (limited to 'arch/x86/kvm/vmx/main.c')
| -rw-r--r-- | arch/x86/kvm/vmx/main.c | 46 |
1 files changed, 7 insertions, 39 deletions
diff --git a/arch/x86/kvm/vmx/main.c b/arch/x86/kvm/vmx/main.c index 4a6d4460f947..dbab1c15b0cd 100644 --- a/arch/x86/kvm/vmx/main.c +++ b/arch/x86/kvm/vmx/main.c @@ -29,40 +29,8 @@ static __init int vt_hardware_setup(void) if (ret) return ret; - /* - * Update vt_x86_ops::vm_size here so it is ready before - * kvm_ops_update() is called in kvm_x86_vendor_init(). - * - * Note, the actual bringing up of TDX must be done after - * kvm_ops_update() because enabling TDX requires enabling - * hardware virtualization first, i.e., all online CPUs must - * be in post-VMXON state. This means the @vm_size here - * may be updated to TDX's size but TDX may fail to enable - * at later time. - * - * The VMX/VT code could update kvm_x86_ops::vm_size again - * after bringing up TDX, but this would require exporting - * either kvm_x86_ops or kvm_ops_update() from the base KVM - * module, which looks overkill. Anyway, the worst case here - * is KVM may allocate couple of more bytes than needed for - * each VM. - */ - if (enable_tdx) { - vt_x86_ops.vm_size = max_t(unsigned int, vt_x86_ops.vm_size, - sizeof(struct kvm_tdx)); - /* - * Note, TDX may fail to initialize in a later time in - * vt_init(), in which case it is not necessary to setup - * those callbacks. But making them valid here even - * when TDX fails to init later is fine because those - * callbacks won't be called if the VM isn't TDX guest. - */ - vt_x86_ops.link_external_spt = tdx_sept_link_private_spt; - vt_x86_ops.set_external_spte = tdx_sept_set_private_spte; - vt_x86_ops.free_external_spt = tdx_sept_free_private_spt; - vt_x86_ops.remove_external_spte = tdx_sept_remove_private_spte; - vt_x86_ops.protected_apic_has_interrupt = tdx_protected_apic_has_interrupt; - } + if (enable_tdx) + tdx_hardware_setup(); return 0; } @@ -220,7 +188,7 @@ static int vt_get_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info) return vmx_get_msr(vcpu, msr_info); } -static void vt_msr_filter_changed(struct kvm_vcpu *vcpu) +static void vt_recalc_msr_intercepts(struct kvm_vcpu *vcpu) { /* * TDX doesn't allow VMM to configure interception of MSR accesses. @@ -231,7 +199,7 @@ static void vt_msr_filter_changed(struct kvm_vcpu *vcpu) if (is_td_vcpu(vcpu)) return; - vmx_msr_filter_changed(vcpu); + vmx_recalc_msr_intercepts(vcpu); } static int vt_complete_emulated_msr(struct kvm_vcpu *vcpu, int err) @@ -915,7 +883,7 @@ struct kvm_x86_ops vt_x86_ops __initdata = { .vcpu_load = vt_op(vcpu_load), .vcpu_put = vt_op(vcpu_put), - .HOST_OWNED_DEBUGCTL = DEBUGCTLMSR_FREEZE_IN_SMM, + .HOST_OWNED_DEBUGCTL = VMX_HOST_OWNED_DEBUGCTL_BITS, .update_exception_bitmap = vt_op(update_exception_bitmap), .get_feature_msr = vmx_get_feature_msr, @@ -1007,7 +975,7 @@ struct kvm_x86_ops vt_x86_ops __initdata = { .nested_ops = &vmx_nested_ops, .pi_update_irte = vmx_pi_update_irte, - .pi_start_assignment = vmx_pi_start_assignment, + .pi_start_bypass = vmx_pi_start_bypass, #ifdef CONFIG_X86_64 .set_hv_timer = vt_op(set_hv_timer), @@ -1027,7 +995,7 @@ struct kvm_x86_ops vt_x86_ops __initdata = { .apic_init_signal_blocked = vt_op(apic_init_signal_blocked), .migrate_timers = vmx_migrate_timers, - .msr_filter_changed = vt_op(msr_filter_changed), + .recalc_msr_intercepts = vt_op(recalc_msr_intercepts), .complete_emulated_msr = vt_op(complete_emulated_msr), .vcpu_deliver_sipi_vector = kvm_vcpu_deliver_sipi_vector, |