[PATCH v3 1/2] perf tool: Move pmus list variable to new a file

[Ravi Bangoria]

pmus list variable is defined as static variable under pmu.c file.
Introduce new file pmus.c and migrate this variable to it. Also make
it non static so that it can be accessed from outside.

Suggested-by: Ian Rogers <irogers@xxxxxxxxxx>
Signed-off-by: Ravi Bangoria <ravi.bangoria@xxxxxxx>
---
 tools/perf/util/Build  | 1 +
 tools/perf/util/pmu.c  | 2 +-
 tools/perf/util/pmus.c | 5 +++++
 tools/perf/util/pmus.h | 9 +++++++++
 4 files changed, 16 insertions(+), 1 deletion(-)
 create mode 100644 tools/perf/util/pmus.c
 create mode 100644 tools/perf/util/pmus.h

diff --git a/tools/perf/util/Build b/tools/perf/util/Build
index ab37f588ee8b..d04802bfa23f 100644
--- a/tools/perf/util/Build
+++ b/tools/perf/util/Build
@@ -73,6 +73,7 @@ perf-y += trace-event-parse.o
 perf-y += parse-events-flex.o
 perf-y += parse-events-bison.o
 perf-y += pmu.o
+perf-y += pmus.o
 perf-y += pmu-flex.o
 perf-y += pmu-bison.o
 perf-y += pmu-hybrid.o
diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
index e9a4f31926bf..f5e10f41c042 100644
--- a/tools/perf/util/pmu.c
+++ b/tools/perf/util/pmu.c
@@ -22,6 +22,7 @@
 #include "debug.h"
 #include "evsel.h"
 #include "pmu.h"
+#include "pmus.h"
 #include "parse-events.h"
 #include "print-events.h"
 #include "header.h"
@@ -58,7 +59,6 @@ struct perf_pmu_format {
 int perf_pmu_parse(struct list_head *list, char *name);
 extern FILE *perf_pmu_in;
 
-static LIST_HEAD(pmus);
 static bool hybrid_scanned;
 
 /*
diff --git a/tools/perf/util/pmus.c b/tools/perf/util/pmus.c
new file mode 100644
index 000000000000..7f3b93c4d229
--- /dev/null
+++ b/tools/perf/util/pmus.c
@@ -0,0 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <linux/list.h>
+#include <pmus.h>
+
+LIST_HEAD(pmus);
diff --git a/tools/perf/util/pmus.h b/tools/perf/util/pmus.h
new file mode 100644
index 000000000000..5ec12007eb5c
--- /dev/null
+++ b/tools/perf/util/pmus.h
@@ -0,0 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __PMUS_H
+#define __PMUS_H
+
+extern struct list_head pmus;
+
+#define perf_pmus__for_each_pmu(pmu) list_for_each_entry(pmu, &pmus, list)
+
+#endif /* __PMUS_H */
-- 
2.38.1