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-rw-r--r--tools/perf/util/session.c20
1 files changed, 0 insertions, 20 deletions
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 57b6f38f246a..07590c3c68b8 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -997,22 +997,6 @@ static int perf_session_deliver_event(struct perf_session *session,
 	}
 }
 
-static int perf_session__preprocess_sample(struct perf_session *session,
-					   union perf_event *event, struct perf_sample *sample)
-{
-	if (event->header.type != PERF_RECORD_SAMPLE ||
-	    !(perf_evlist__sample_type(session->evlist) & PERF_SAMPLE_CALLCHAIN))
-		return 0;
-
-	if (!ip_callchain__valid(sample->callchain, event)) {
-		pr_debug("call-chain problem with event, skipping it.\n");
-		++session->stats.nr_invalid_chains;
-		session->stats.total_invalid_chains += sample->period;
-		return -EINVAL;
-	}
-	return 0;
-}
-
 static int perf_session__process_user_event(struct perf_session *session, union perf_event *event,
 					    struct perf_tool *tool, u64 file_offset)
 {
@@ -1075,10 +1059,6 @@ static int perf_session__process_event(struct perf_session *session,
 	if (ret)
 		return ret;
 
-	/* Preprocess sample records - precheck callchains */
-	if (perf_session__preprocess_sample(session, event, &sample))
-		return 0;
-
 	if (tool->ordered_samples) {
 		ret = perf_session_queue_event(session, event, &sample,
 					       file_offset);