diff options
| -rw-r--r-- | arch/x86/events/core.c | 1 | ||||
| -rw-r--r-- | arch/x86/events/intel/core.c | 1 | ||||
| -rw-r--r-- | arch/x86/events/perf_event.h | 3 | ||||
| -rw-r--r-- | arch/x86/include/asm/perf_event.h | 1 |
4 files changed, 5 insertions, 1 deletions
diff --git a/arch/x86/events/core.c b/arch/x86/events/core.c index 30788894124f..a9ebd096dfb4 100644 --- a/arch/x86/events/core.c +++ b/arch/x86/events/core.c @@ -3002,5 +3002,6 @@ void perf_get_x86_pmu_capability(struct x86_pmu_capability *cap) cap->bit_width_fixed = x86_pmu.cntval_bits; 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; } EXPORT_SYMBOL_GPL(perf_get_x86_pmu_capability); diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c index 45024abd929f..96bb0ac7462b 100644 --- a/arch/x86/events/intel/core.c +++ b/arch/x86/events/intel/core.c @@ -6138,6 +6138,7 @@ __init int intel_pmu_init(void) case INTEL_FAM6_ICELAKE_X: case INTEL_FAM6_ICELAKE_D: + x86_pmu.pebs_ept = 1; pmem = true; fallthrough; case INTEL_FAM6_ICELAKE_L: diff --git a/arch/x86/events/perf_event.h b/arch/x86/events/perf_event.h index 21a5482bcf84..4910dc41433b 100644 --- a/arch/x86/events/perf_event.h +++ b/arch/x86/events/perf_event.h @@ -818,7 +818,8 @@ struct x86_pmu { pebs_prec_dist :1, pebs_no_tlb :1, pebs_no_isolation :1, - pebs_block :1; + pebs_block :1, + pebs_ept :1; int pebs_record_size; int pebs_buffer_size; int max_pebs_events; diff --git a/arch/x86/include/asm/perf_event.h b/arch/x86/include/asm/perf_event.h index 409725e86f42..f95ab4da6fea 100644 --- a/arch/x86/include/asm/perf_event.h +++ b/arch/x86/include/asm/perf_event.h @@ -206,6 +206,7 @@ struct x86_pmu_capability { int bit_width_fixed; unsigned int events_mask; int events_mask_len; + unsigned int pebs_ept :1; }; /* |