Without the leading underscore, these variables are referencing a variable in the calling scope. It only worked before by accident because all calling scopes had a variable with the right name.
Signed-off-by: Colton Lewis coltonlewis@google.com --- tools/testing/selftests/kvm/x86_64/pmu_counters_test.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/tools/testing/selftests/kvm/x86_64/pmu_counters_test.c b/tools/testing/selftests/kvm/x86_64/pmu_counters_test.c index 698cb36989db..0e305e43a93b 100644 --- a/tools/testing/selftests/kvm/x86_64/pmu_counters_test.c +++ b/tools/testing/selftests/kvm/x86_64/pmu_counters_test.c @@ -174,7 +174,7 @@ do { \
#define GUEST_TEST_EVENT(_idx, _event, _pmc, _pmc_msr, _ctrl_msr, _value, FEP) \ do { \ - wrmsr(pmc_msr, 0); \ + wrmsr(_pmc_msr, 0); \ \ if (this_cpu_has(X86_FEATURE_CLFLUSHOPT)) \ GUEST_MEASURE_EVENT(_ctrl_msr, _value, "clflushopt .", FEP); \ @@ -331,9 +331,9 @@ __GUEST_ASSERT(expect_gp ? vector == GP_VECTOR : !vector, \ expect_gp ? "#GP" : "no fault", msr, vector) \
#define GUEST_ASSERT_PMC_VALUE(insn, msr, val, expected) \ - __GUEST_ASSERT(val == expected_val, \ + __GUEST_ASSERT(val == expected, \ "Expected " #insn "(0x%x) to yield 0x%lx, got 0x%lx", \ - msr, expected_val, val); + msr, expected, val);
static void guest_test_rdpmc(uint32_t rdpmc_idx, bool expect_success, uint64_t expected_val)