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d338d8789e
Enable and advertise PERFCTR_CORE if and only if the minimum number of required counters are available, i.e. if perf says there are less than six general purpose counters. Opportunistically, use kvm_cpu_cap_check_and_set() instead of open coding the check for host support. Suggested-by: Sean Christopherson <seanjc@google.com> Signed-off-by: Like Xu <likexu@tencent.com> [sean: massage shortlog and changelog] Link: https://lore.kernel.org/r/20230603011058.1038821-9-seanjc@google.com Signed-off-by: Sean Christopherson <seanjc@google.com> |
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