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kvm: tests: Add test to verify MSR_IA32_XSS

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Ensure that IA32_XSS appears in KVM_GET_MSR_INDEX_LIST if it can be set
to a non-zero value.

Reviewed-by: Jim Mattson <jmattson@google.com>
Signed-off-by: Aaron Lewis <aaronlewis@google.com>
Change-Id: Ia2d644f69e2d6d8c27d7e0a7a45c2bf9c42bf5ff
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Aaron Lewis
2019-10-21 16:30:28 -07:00
committed by Paolo Bonzini
parent 5229743619
commit c90992bfb0
5 changed files with 153 additions and 16 deletions
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7
tools/testing/selftests/kvm/include/x86_64/processor.h
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@@ -308,6 +308,8 @@ struct kvm_x86_state *vcpu_save_state(struct kvm_vm *vm, uint32_t vcpuid);
void vcpu_load_state(struct kvm_vm *vm, uint32_t vcpuid,
struct kvm_x86_state *state);
struct kvm_msr_list *kvm_get_msr_index_list(void);
struct kvm_cpuid2 *kvm_get_supported_cpuid(void);
void vcpu_set_cpuid(struct kvm_vm *vm, uint32_t vcpuid,
struct kvm_cpuid2 *cpuid);
@@ -322,10 +324,13 @@ kvm_get_supported_cpuid_entry(uint32_t function)
}
uint64_t vcpu_get_msr(struct kvm_vm *vm, uint32_t vcpuid, uint64_t msr_index);
int _vcpu_set_msr(struct kvm_vm *vm, uint32_t vcpuid, uint64_t msr_index,
uint64_t msr_value);
void vcpu_set_msr(struct kvm_vm *vm, uint32_t vcpuid, uint64_t msr_index,
uint64_t msr_value);
uint32_t kvm_get_cpuid_max(void);
uint32_t kvm_get_cpuid_max_basic(void);
uint32_t kvm_get_cpuid_max_extended(void);
void kvm_get_cpu_address_width(unsigned int *pa_bits, unsigned int *va_bits);
/*