This patch adds support for SKID_IP for Intel x86 processors
when PEBS mode is enabled.
Signed-off-by: Stephane Eranian <eran...@google.com>
---
arch/x86/events/intel/ds.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/arch/x86/events/intel/ds.c b/arch/x86/events/intel/ds.c
index 3674a4b6f8bd..52866a470b0d 100644
--- a/arch/x86/events/intel/ds.c
+++ b/arch/x86/events/intel/ds.c
@@ -1190,6 +1190,13 @@ static void setup_pebs_sample_data(struct perf_event
*event,
x86_pmu.intel_cap.pebs_format >= 1)
data->addr = pebs->dla;
+ /*
+ * unmodified, skid IP which is guaranteed to be the next
+ * dynamic instruction
+ */
+ if (sample_type & PERF_SAMPLE_SKID_IP)
+ data->skid_ip = pebs->ip;
+
if (x86_pmu.intel_cap.pebs_format >= 2) {
/* Only set the TSX weight when no memory weight. */
if ((sample_type & PERF_SAMPLE_WEIGHT) && !fll)
--
2.7.4
