}
static void svm_queue_exception(struct kvm_vcpu *vcpu, unsigned nr,
- bool has_error_code, u32 error_code)
+ bool has_error_code, u32 error_code,
+ bool reinject)
{
struct vcpu_svm *svm = to_svm(vcpu);
* If we are within a nested VM we'd better #VMEXIT and let the guest
* handle the exception
*/
- if (nested_svm_check_exception(svm, nr, has_error_code, error_code))
+ if (!reinject &&
+ nested_svm_check_exception(svm, nr, has_error_code, error_code))
return;
if (nr == BP_VECTOR && !svm_has(SVM_FEATURE_NRIP)) {
switch (exit_code) {
case SVM_EXIT_INTR:
case SVM_EXIT_NMI:
+ case SVM_EXIT_EXCP_BASE + MC_VECTOR:
return NESTED_EXIT_HOST;
case SVM_EXIT_NPF:
/* For now we are always handling NPFs when using them */
svm->vcpu.arch.nmi_injected = true;
break;
case SVM_EXITINTINFO_TYPE_EXEPT:
- if (is_nested(svm))
- break;
/*
* In case of software exceptions, do not reinject the vector,
* but re-execute the instruction instead. Rewind RIP first
}
if (exitintinfo & SVM_EXITINTINFO_VALID_ERR) {
u32 err = svm->vmcb->control.exit_int_info_err;
- kvm_queue_exception_e(&svm->vcpu, vector, err);
+ kvm_requeue_exception_e(&svm->vcpu, vector, err);
} else
- kvm_queue_exception(&svm->vcpu, vector);
+ kvm_requeue_exception(&svm->vcpu, vector);
break;
case SVM_EXITINTINFO_TYPE_INTR:
kvm_queue_interrupt(&svm->vcpu, vector, false);
{
}
+static void svm_set_supported_cpuid(u32 func, struct kvm_cpuid_entry2 *entry)
+{
+ switch (func) {
+ case 0x8000000A:
+ entry->eax = 1; /* SVM revision 1 */
+ entry->ebx = 8; /* Lets support 8 ASIDs in case we add proper
+ ASID emulation to nested SVM */
+ entry->ecx = 0; /* Reserved */
+ entry->edx = 0; /* Do not support any additional features */
+
+ break;
+ }
+}
+
static const struct trace_print_flags svm_exit_reasons_str[] = {
{ SVM_EXIT_READ_CR0, "read_cr0" },
{ SVM_EXIT_READ_CR3, "read_cr3" },
.cpuid_update = svm_cpuid_update,
.rdtscp_supported = svm_rdtscp_supported,
+
+ .set_supported_cpuid = svm_set_supported_cpuid,
};
static int __init svm_init(void)
{
return kvm_init(&svm_x86_ops, sizeof(struct vcpu_svm),
- THIS_MODULE);
+ __alignof__(struct vcpu_svm), THIS_MODULE);
}
static void __exit svm_exit(void)