perf tools: Switch 'session' argument to 'evlist' in perf_event__synthesize_attrs()

To be able to pass in other than session's evlist.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20180830063252.23729-7-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/builtin-record.c

@@ -758,7 +758,7 @@ static int record__synthesize(struct record *rec, bool tail)
 		 * We need to synthesize events first, because some
 		 * features works on top of them (on report side).
 		 */
-		err = perf_event__synthesize_attrs(tool, session,
+		err = perf_event__synthesize_attrs(tool, rec->evlist,
 						   process_synthesized_event);
 		if (err < 0) {
 			pr_err("Couldn't synthesize attrs.\n");

tools/perf/builtin-stat.c

@@ -459,7 +459,7 @@ static int perf_stat_synthesize_config(bool is_pipe)
 	int err;
 
 	if (is_pipe) {
-		err = perf_event__synthesize_attrs(NULL, perf_stat.session,
+		err = perf_event__synthesize_attrs(NULL, evsel_list,
 						   process_synthesized_event);
 		if (err < 0) {
 			pr_err("Couldn't synthesize attrs.\n");

tools/perf/util/header.c

@@ -3637,13 +3637,13 @@ size_t perf_event__fprintf_event_update(union perf_event *event, FILE *fp)
 }
 
 int perf_event__synthesize_attrs(struct perf_tool *tool,
-				   struct perf_session *session,
-				   perf_event__handler_t process)
+				 struct perf_evlist *evlist,
+				 perf_event__handler_t process)
 {
 	struct perf_evsel *evsel;
 	int err = 0;
 
-	evlist__for_each_entry(session->evlist, evsel) {
+	evlist__for_each_entry(evlist, evsel) {
 		err = perf_event__synthesize_attr(tool, &evsel->attr, evsel->ids,
 						  evsel->id, process);
 		if (err) {

tools/perf/util/header.h

@@ -124,7 +124,7 @@ int perf_event__synthesize_attr(struct perf_tool *tool,
 				struct perf_event_attr *attr, u32 ids, u64 *id,
 				perf_event__handler_t process);
 int perf_event__synthesize_attrs(struct perf_tool *tool,
-				 struct perf_session *session,
+				 struct perf_evlist *evlist,
 				 perf_event__handler_t process);
 int perf_event__synthesize_event_update_unit(struct perf_tool *tool,
 					     struct perf_evsel *evsel,