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KVM: x86/pmu: Use AMD64_RAW_EVENT_MASK for PERF_TYPE_RAW
authorJim Mattson <jmattson@google.com>
Thu, 3 Feb 2022 01:48:13 +0000 (17:48 -0800)
committerPaolo Bonzini <pbonzini@redhat.com>
Mon, 14 Feb 2022 12:44:51 +0000 (07:44 -0500)
commit710c476514313c74045c41c0571bb5178fd16e3d
treec3e811d0b64487282206351137f3eaa2d04fff50tree | snapshot
parentb8bfee85f1307426e0242d654f3a14c06ef639c5commit | diff
KVM: x86/pmu: Use AMD64_RAW_EVENT_MASK for PERF_TYPE_RAW

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: ca724305a2b0 ("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>
arch/x86/kvm/pmu.c diff | blob | history
Domain: System / Kernel;