From: Mingwei Zhang Plumb mediated PMU capability to x86_pmu_cap in order to let any kernel entity such as KVM know that host PMU support mediated PMU mode and has the implementation. Signed-off-by: Mingwei Zhang Tested-by: Xudong Hao Signed-off-by: Sean Christopherson --- arch/x86/events/core.c | 1 + arch/x86/include/asm/perf_event.h | 1 + 2 files changed, 2 insertions(+) diff --git a/arch/x86/events/core.c b/arch/x86/events/core.c index bd9abe298469..1b50f0117876 100644 --- a/arch/x86/events/core.c +++ b/arch/x86/events/core.c @@ -3137,6 +3137,7 @@ void perf_get_x86_pmu_capability(struct x86_pmu_capability *cap) cap->events_mask = (unsigned int)x86_pmu.events_maskl; cap->events_mask_len = x86_pmu.events_mask_len; cap->pebs_ept = x86_pmu.pebs_ept; + cap->mediated = !!(pmu.capabilities & PERF_PMU_CAP_MEDIATED_VPMU); } EXPORT_SYMBOL_GPL(perf_get_x86_pmu_capability); diff --git a/arch/x86/include/asm/perf_event.h b/arch/x86/include/asm/perf_event.h index 4cd38b9da0ba..4714bdee17b2 100644 --- a/arch/x86/include/asm/perf_event.h +++ b/arch/x86/include/asm/perf_event.h @@ -296,6 +296,7 @@ struct x86_pmu_capability { unsigned int events_mask; int events_mask_len; unsigned int pebs_ept :1; + unsigned int mediated :1; }; /* -- 2.52.0.223.gf5cc29aaa4-goog