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KVM: selftests: Add vcpu_set_cpuid_property() to set properties

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Add vcpu_set_cpuid_property() helper function for setting properties, and
use it instead of open coding an equivalent for MAX_PHY_ADDR.  Future vPMU
testcases will also need to stuff various CPUID properties.

Reviewed-by: Jim Mattson <jmattson@google.com>
Signed-off-by: Jinrong Liang <cloudliang@tencent.com>
Co-developed-by: Sean Christopherson <seanjc@google.com>
Tested-by: Dapeng Mi <dapeng1.mi@linux.intel.com>
Link: https://lore.kernel.org/r/20240109230250.424295-13-seanjc@google.com
Signed-off-by: Sean Christopherson <seanjc@google.com>
This commit is contained in:
Jinrong Liang
2024-01-09 15:02:32 -08:00
committed by Sean Christopherson
parent a634c76b2c
commit d7e68738e1
3 changed files with 16 additions and 5 deletions
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tools/testing/selftests/kvm/include/x86_64/processor.h
+3 -1
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@@ -995,7 +995,9 @@ static inline void vcpu_set_cpuid(struct kvm_vcpu *vcpu)
vcpu_ioctl(vcpu, KVM_GET_CPUID2, vcpu->cpuid);
}
void vcpu_set_cpuid_maxphyaddr(struct kvm_vcpu *vcpu, uint8_t maxphyaddr);
void vcpu_set_cpuid_property(struct kvm_vcpu *vcpu,
struct kvm_x86_cpu_property property,
uint32_t value);
void vcpu_clear_cpuid_entry(struct kvm_vcpu *vcpu, uint32_t function);
void vcpu_set_or_clear_cpuid_feature(struct kvm_vcpu *vcpu,