1 files changed, 13 insertions, 0 deletions

diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 96c4629b7740..1516c40d47ac 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -204,6 +204,8 @@ static void perf_event_ops__fill_defaults(struct perf_event_ops *handler)
                 handler->attr = process_event_stub;
         if (handler->event_type == NULL)
                 handler->event_type = process_event_stub;
+        if (handler->tracing_data == NULL)
+                handler->tracing_data = process_event_stub;
 }
 
 static const char *event__name[] = {
@@ -219,6 +221,7 @@ static const char *event__name[] = {
         [PERF_RECORD_SAMPLE]     = "SAMPLE",
         [PERF_RECORD_HEADER_ATTR]        = "ATTR",
         [PERF_RECORD_HEADER_EVENT_TYPE]  = "EVENT_TYPE",
+        [PERF_RECORD_HEADER_TRACING_DATA]        = "TRACING_DATA",
 };
 
 unsigned long event__total[PERF_RECORD_HEADER_MAX];
@@ -311,6 +314,11 @@ static void event__event_type_swap(event_t *self)
                 bswap_64(self->event_type.event_type.event_id);
 }
 
+static void event__tracing_data_swap(event_t *self)
+{
+        self->tracing_data.size = bswap_32(self->tracing_data.size);
+}
+
 typedef void (*event__swap_op)(event_t *self);
 
 static event__swap_op event__swap_ops[] = {
@@ -323,6 +331,7 @@ static event__swap_op event__swap_ops[] = {
         [PERF_RECORD_SAMPLE] = event__all64_swap,
         [PERF_RECORD_HEADER_ATTR]   = event__attr_swap,
         [PERF_RECORD_HEADER_EVENT_TYPE]   = event__event_type_swap,
+        [PERF_RECORD_HEADER_TRACING_DATA]   = event__tracing_data_swap,
         [PERF_RECORD_HEADER_MAX]    = NULL,
 };
 
@@ -367,6 +376,10 @@ static int perf_session__process_event(struct perf_session *self,
                 return ops->attr(event, self);
         case PERF_RECORD_HEADER_EVENT_TYPE:
                 return ops->event_type(event, self);
+        case PERF_RECORD_HEADER_TRACING_DATA:
+                /* setup for reading amidst mmap */
+                lseek(self->fd, offset + head, SEEK_SET);
+                return ops->tracing_data(event, self);
         default:
                 self->unknown_events++;
                 return -1;