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-rw-r--r--arch/x86/events/core.c1
-rw-r--r--arch/x86/events/intel/core.c1
-rw-r--r--arch/x86/events/perf_event.h3
-rw-r--r--arch/x86/include/asm/perf_event.h1
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;
};
/*