perf trace: Move event delivery to a new deliver_event() function

Mov event delivery code to a new trace__deliver_event() function, so
it's easier to add ordered delivery coming in the following patches.
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Dmitry Levin <ldv@altlinux.org>
Cc: Eugene Syromiatnikov <esyr@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Luis Cláudio Gonçalves <lclaudio@uudg.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt (VMware) <rostedt@goodmis.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/20181205160509.1168-8-jolsa@kernel.org
[ Add trace__ prefix to the deliver_event method ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/builtin-trace.c

@@ -2637,6 +2637,21 @@ static int trace__set_filter_pids(struct trace *trace)
 	return err;
 }
 
+static int trace__deliver_event(struct trace *trace, union perf_event *event)
+{
+	struct perf_evlist *evlist = trace->evlist;
+	struct perf_sample sample;
+	int err;
+
+	err = perf_evlist__parse_sample(evlist, event, &sample);
+	if (err)
+		fprintf(trace->output, "Can't parse sample, err = %d, skipping...\n", err);
+	else
+		trace__handle_event(trace, event, &sample);
+
+	return 0;
+}
+
 static int trace__run(struct trace *trace, int argc, const char **argv)
 {
 	struct perf_evlist *evlist = trace->evlist;
@@ -2802,18 +2817,10 @@ static int trace__run(struct trace *trace, int argc, const char **argv)
 			continue;
 
 		while ((event = perf_mmap__read_event(md)) != NULL) {
-			struct perf_sample sample;
-
 			++trace->nr_events;
 
-			err = perf_evlist__parse_sample(evlist, event, &sample);
-			if (err) {
-				fprintf(trace->output, "Can't parse sample, err = %d, skipping...\n", err);
-				goto next_event;
-			}
+			trace__deliver_event(trace, event);
 
-			trace__handle_event(trace, event, &sample);
-next_event:
 			perf_mmap__consume(md);
 
 			if (interrupted)