diff --git a/arch/x86/kvm/svm/nested.c b/arch/x86/kvm/svm/nested.c index d76b77a35b661..e6254bddc621e 100644 --- a/arch/x86/kvm/svm/nested.c +++ b/arch/x86/kvm/svm/nested.c @@ -404,24 +404,32 @@ static void nested_vmcb02_prepare_save(struct vcpu_svm *svm, struct vmcb *vmcb12 svm->vmcb->save.cs = vmcb12->save.cs; svm->vmcb->save.ss = vmcb12->save.ss; svm->vmcb->save.ds = vmcb12->save.ds; + svm->vmcb->save.cpl = vmcb12->save.cpl; + vmcb_mark_dirty(svm->vmcb, VMCB_SEG); + svm->vmcb->save.gdtr = vmcb12->save.gdtr; svm->vmcb->save.idtr = vmcb12->save.idtr; + vmcb_mark_dirty(svm->vmcb, VMCB_DT); + kvm_set_rflags(&svm->vcpu, vmcb12->save.rflags | X86_EFLAGS_FIXED); svm_set_efer(&svm->vcpu, vmcb12->save.efer); svm_set_cr0(&svm->vcpu, vmcb12->save.cr0); svm_set_cr4(&svm->vcpu, vmcb12->save.cr4); - svm->vmcb->save.cr2 = svm->vcpu.arch.cr2 = vmcb12->save.cr2; + + svm->vcpu.arch.cr2 = vmcb12->save.cr2; kvm_rax_write(&svm->vcpu, vmcb12->save.rax); kvm_rsp_write(&svm->vcpu, vmcb12->save.rsp); kvm_rip_write(&svm->vcpu, vmcb12->save.rip); /* In case we don't even reach vcpu_run, the fields are not updated */ + svm->vmcb->save.cr2 = svm->vcpu.arch.cr2; svm->vmcb->save.rax = vmcb12->save.rax; svm->vmcb->save.rsp = vmcb12->save.rsp; svm->vmcb->save.rip = vmcb12->save.rip; + svm->vmcb->save.dr7 = vmcb12->save.dr7 | DR7_FIXED_1; svm->vcpu.arch.dr6 = vmcb12->save.dr6 | DR6_ACTIVE_LOW; - svm->vmcb->save.cpl = vmcb12->save.cpl; + vmcb_mark_dirty(svm->vmcb, VMCB_DR); } static void nested_vmcb02_prepare_control(struct vcpu_svm *svm) @@ -473,12 +481,10 @@ static void nested_vmcb02_prepare_control(struct vcpu_svm *svm) enter_guest_mode(&svm->vcpu); /* - * Merge guest and host intercepts - must be called with vcpu in - * guest-mode to take affect here + * Merge guest and host intercepts - must be called with vcpu in + * guest-mode to take effect. */ recalc_intercepts(svm); - - vmcb_mark_all_dirty(svm->vmcb); } int enter_svm_guest_mode(struct vcpu_svm *svm, u64 vmcb12_gpa,