Intel CPUs, like Sapphire Rapids, introduces a new fixed counter
(fixed counter 3) to counter/sample topdown.slots event, but current
code still doesn't cover this new fixed counter.
So this patch adds code to validate this new fixed counter can count
slots event correctly.
Signed-off-by: Dapeng Mi <dapeng1.mi@xxxxxxxxxxxxxxx>
---
x86/pmu.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/x86/pmu.c b/x86/pmu.c
index 6bd8f6d53f55..404dc7b62ac2 100644
--- a/x86/pmu.c
+++ b/x86/pmu.c
@@ -47,6 +47,7 @@ struct pmu_event {
{"fixed 1", MSR_CORE_PERF_FIXED_CTR0, 10*N, 10.2*N},
{"fixed 2", MSR_CORE_PERF_FIXED_CTR0 + 1, 1*N, 500*N},
{"fixed 3", MSR_CORE_PERF_FIXED_CTR0 + 2, 0.1*N, 300*N},
+ {"fixed 4", MSR_CORE_PERF_FIXED_CTR0 + 3, 1*N, 5000*N},
};
char *buf;
--
2.34.1
