Commit 98dd2f10 authored by Like Xu's avatar Like Xu Committed by Paolo Bonzini
Browse files

KVM: x86/pmu: Fix HW_REF_CPU_CYCLES event pseudo-encoding in intel_arch_events[] 



The HW_REF_CPU_CYCLES event on the fixed counter 2 is pseudo-encoded as
0x0300 in the intel_perfmon_event_map[]. Correct its usage.

Fixes: 62079d8a ("KVM: PMU: add proper support for fixed counter 2")
Signed-off-by: default avatarLike Xu <like.xu@linux.intel.com>
Message-Id: <20201230081916.63417-1-like.xu@linux.intel.com>
Reviewed-by: default avatarSean Christopherson <seanjc@google.com>
Cc: stable@vger.kernel.org
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent e61ab2a3

arch/x86/kvm/vmx/pmu_intel.c

+1 −1
Original line number Diff line number Diff line
@@ -29,7 +29,7 @@ static struct kvm_event_hw_type_mapping intel_arch_events[] = { 
	[4] = { 0x2e, 0x41, PERF_COUNT_HW_CACHE_MISSES },

	[5] = { 0xc4, 0x00, PERF_COUNT_HW_BRANCH_INSTRUCTIONS },

	[6] = { 0xc5, 0x00, PERF_COUNT_HW_BRANCH_MISSES },

	[7] = { 0x00, 0x30, PERF_COUNT_HW_REF_CPU_CYCLES },

	[7] = { 0x00, 0x03, PERF_COUNT_HW_REF_CPU_CYCLES },

};



/* mapping between fixed pmc index and intel_arch_events array */