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authorSean Christopherson <seanjc@google.com>2025-08-06 12:56:53 -0700
committerSean Christopherson <seanjc@google.com>2025-09-18 12:58:15 -0700
commitc49aa98376864ddf82175a7ea48977c637398653 (patch)
treef93efcf30b43d6f64b5408d8dd7c6730004d08f7 /drivers/infiniband/hw/ionic/ionic_datapath.c
parent9bae7a086394128bd829c0c04f9f75600fdc1bc1 (diff)
KVM: x86/pmu: Restrict GLOBAL_{CTRL,STATUS}, fixed PMCs, and PEBS to PMU v2+
Restrict support for GLOBAL_CTRL, GLOBAL_STATUS, fixed PMCs, and PEBS to v2 or later vPMUs. The SDM explicitly states that GLOBAL_{CTRL,STATUS} and fixed counters were introduced with PMU v2, and PEBS has hard dependencies on fixed counters and the bitmap MSR layouts established by PMU v2. Reported-by: Dapeng Mi <dapeng1.mi@linux.intel.com> Tested-by: Xudong Hao <xudong.hao@intel.com> Link: https://lore.kernel.org/r/20250806195706.1650976-32-seanjc@google.com Signed-off-by: Sean Christopherson <seanjc@google.com>
Diffstat (limited to 'drivers/infiniband/hw/ionic/ionic_datapath.c')
0 files changed, 0 insertions, 0 deletions