diff options
| author | Vishal Annapurve <vannapurve@google.com> | 2023-01-11 00:44:44 +0000 |
|---|---|---|
| committer | Sean Christopherson <seanjc@google.com> | 2023-01-24 10:06:32 -0800 |
| commit | e6df2ae3f57c6bfab29e767796ce8d4796a84ebb (patch) | |
| tree | 6bf97a5310c00974b37378736d2527399fd4dd32 /tools/testing/selftests/kvm/x86_64/pmu_event_filter_test.c | |
| parent | e99b0d4cc2b679c5892d0994610b44e7b584d98b (diff) | |
KVM: selftests: x86: Cache host CPU vendor (AMD vs. Intel)
Cache the host CPU vendor for userspace and share it with guest code.
All the current callers of this_cpu* actually care about host cpu so
they are updated to check host_cpu_is*.
Suggested-by: Sean Christopherson <seanjc@google.com>
Reviewed-by: David Matlack <dmatlack@google.com>
Signed-off-by: Vishal Annapurve <vannapurve@google.com>
Link: https://lore.kernel.org/r/20230111004445.416840-3-vannapurve@google.com
Signed-off-by: Sean Christopherson <seanjc@google.com>
Diffstat (limited to 'tools/testing/selftests/kvm/x86_64/pmu_event_filter_test.c')
| -rw-r--r-- | tools/testing/selftests/kvm/x86_64/pmu_event_filter_test.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/testing/selftests/kvm/x86_64/pmu_event_filter_test.c b/tools/testing/selftests/kvm/x86_64/pmu_event_filter_test.c index c728822461b2..4dbb454e1760 100644 --- a/tools/testing/selftests/kvm/x86_64/pmu_event_filter_test.c +++ b/tools/testing/selftests/kvm/x86_64/pmu_event_filter_test.c @@ -363,7 +363,7 @@ static void test_pmu_config_disable(void (*guest_code)(void)) */ static bool use_intel_pmu(void) { - return this_cpu_is_intel() && + return host_cpu_is_intel && kvm_cpu_property(X86_PROPERTY_PMU_VERSION) && kvm_cpu_property(X86_PROPERTY_PMU_NR_GP_COUNTERS) && kvm_pmu_has(X86_PMU_FEATURE_BRANCH_INSNS_RETIRED); @@ -397,7 +397,7 @@ static bool use_amd_pmu(void) uint32_t family = kvm_cpu_family(); uint32_t model = kvm_cpu_model(); - return this_cpu_is_amd() && + return host_cpu_is_amd && (is_zen1(family, model) || is_zen2(family, model) || is_zen3(family, model)); |