[PATCH v2 43/43] perf parse-events: Reduce scope of is_event_supported

[Ian Rogers]

Move to print-events.c and make static.

Signed-off-by: Ian Rogers <irogers@xxxxxxxxxx>
---
 tools/perf/util/parse-events.c | 39 ----------------------------------
 tools/perf/util/parse-events.h |  2 --
 tools/perf/util/print-events.c | 39 ++++++++++++++++++++++++++++++++++
 3 files changed, 39 insertions(+), 41 deletions(-)

diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 9cd823fce247..bf58de8c7cf6 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -28,7 +28,6 @@
 #include "util/bpf-filter.h"
 #include "util/util.h"
 #include "tracepoint.h"
-#include "thread_map.h"
 
 #define MAX_NAME_LEN 100
 
@@ -133,44 +132,6 @@ struct event_symbol event_symbols_sw[PERF_COUNT_SW_MAX] = {
 	},
 };
 
-bool is_event_supported(u8 type, u64 config)
-{
-	bool ret = true;
-	int open_return;
-	struct evsel *evsel;
-	struct perf_event_attr attr = {
-		.type = type,
-		.config = config,
-		.disabled = 1,
-	};
-	struct perf_thread_map *tmap = thread_map__new_by_tid(0);
-
-	if (tmap == NULL)
-		return false;
-
-	evsel = evsel__new(&attr);
-	if (evsel) {
-		open_return = evsel__open(evsel, NULL, tmap);
-		ret = open_return >= 0;
-
-		if (open_return == -EACCES) {
-			/*
-			 * This happens if the paranoid value
-			 * /proc/sys/kernel/perf_event_paranoid is set to 2
-			 * Re-run with exclude_kernel set; we don't do that
-			 * by default as some ARM machines do not support it.
-			 *
-			 */
-			evsel->core.attr.exclude_kernel = 1;
-			ret = evsel__open(evsel, NULL, tmap) >= 0;
-		}
-		evsel__delete(evsel);
-	}
-
-	perf_thread_map__put(tmap);
-	return ret;
-}
-
 const char *event_type(int type)
 {
 	switch (type) {
diff --git a/tools/perf/util/parse-events.h b/tools/perf/util/parse-events.h
index 2a8cafe0ee8f..2021fe145410 100644
--- a/tools/perf/util/parse-events.h
+++ b/tools/perf/util/parse-events.h
@@ -18,8 +18,6 @@ struct parse_events_error;
 struct option;
 struct perf_pmu;
 
-bool is_event_supported(u8 type, u64 config);
-
 const char *event_type(int type);
 
 /* Arguments encoded in opt->value. */
diff --git a/tools/perf/util/print-events.c b/tools/perf/util/print-events.c
index d416c5484cd5..45a625ab4e1a 100644
--- a/tools/perf/util/print-events.c
+++ b/tools/perf/util/print-events.c
@@ -27,6 +27,7 @@
 #include "tracepoint.h"
 #include "pfm.h"
 #include "pmu-hybrid.h"
+#include "thread_map.h"
 
 #define MAX_NAME_LEN 100
 
@@ -224,6 +225,44 @@ void print_sdt_events(const struct print_callbacks *print_cb, void *print_state)
 	strlist__delete(sdtlist);
 }
 
+static bool is_event_supported(u8 type, u64 config)
+{
+	bool ret = true;
+	int open_return;
+	struct evsel *evsel;
+	struct perf_event_attr attr = {
+		.type = type,
+		.config = config,
+		.disabled = 1,
+	};
+	struct perf_thread_map *tmap = thread_map__new_by_tid(0);
+
+	if (tmap == NULL)
+		return false;
+
+	evsel = evsel__new(&attr);
+	if (evsel) {
+		open_return = evsel__open(evsel, NULL, tmap);
+		ret = open_return >= 0;
+
+		if (open_return == -EACCES) {
+			/*
+			 * This happens if the paranoid value
+			 * /proc/sys/kernel/perf_event_paranoid is set to 2
+			 * Re-run with exclude_kernel set; we don't do that
+			 * by default as some ARM machines do not support it.
+			 *
+			 */
+			evsel->core.attr.exclude_kernel = 1;
+			ret = evsel__open(evsel, NULL, tmap) >= 0;
+		}
+		evsel__delete(evsel);
+	}
+
+	perf_thread_map__put(tmap);
+	return ret;
+}
+
 int print_hwcache_events(const struct print_callbacks *print_cb, void *print_state)
 {
 	struct perf_pmu *pmu = NULL;
-- 
2.40.1.495.gc816e09b53d-goog