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KVM: x86/pmu: Use AMD64_RAW_EVENT_MASK for PERF_TYPE_RAW
[ Upstream commit710c476514
] AMD's event select is 3 nybbles, with the high nybble in bits 35:32 of a PerfEvtSeln MSR. Don't mask off the high nybble when configuring a RAW perf event. Fixes:ca724305a2
("KVM: x86/vPMU: Implement AMD vPMU code for KVM") Signed-off-by: Jim Mattson <jmattson@google.com> Message-Id: <20220203014813.2130559-2-jmattson@google.com> Reviewed-by: David Dunn <daviddunn@google.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
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@ -171,7 +171,7 @@ void reprogram_gp_counter(struct kvm_pmc *pmc, u64 eventsel)
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}
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if (type == PERF_TYPE_RAW)
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config = eventsel & X86_RAW_EVENT_MASK;
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config = eventsel & AMD64_RAW_EVENT_MASK;
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pmc_reprogram_counter(pmc, type, config,
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!(eventsel & ARCH_PERFMON_EVENTSEL_USR),
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