[PATCH 1/4] perf tools: Move dsos functions to util/dsos.c

[Namhyung Kim]

Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxxx>
---
 tools/perf/util/dsos.c    | 29 +++++++++++++++++++++++++++++
 tools/perf/util/dsos.h    |  3 +++
 tools/perf/util/machine.c | 29 -----------------------------
 3 files changed, 32 insertions(+), 29 deletions(-)

diff --git a/tools/perf/util/dsos.c b/tools/perf/util/dsos.c
index 2bd23e4cf19e..90a800625110 100644
--- a/tools/perf/util/dsos.c
+++ b/tools/perf/util/dsos.c
@@ -12,6 +12,35 @@
 #include <symbol.h> // filename__read_build_id
 #include <unistd.h>
 
+void dsos__init(struct dsos *dsos)
+{
+	INIT_LIST_HEAD(&dsos->head);
+	dsos->root = RB_ROOT;
+	init_rwsem(&dsos->lock);
+}
+
+static void dsos__purge(struct dsos *dsos)
+{
+	struct dso *pos, *n;
+
+	down_write(&dsos->lock);
+
+	list_for_each_entry_safe(pos, n, &dsos->head, node) {
+		RB_CLEAR_NODE(&pos->rb_node);
+		pos->root = NULL;
+		list_del_init(&pos->node);
+		dso__put(pos);
+	}
+
+	up_write(&dsos->lock);
+}
+
+void dsos__exit(struct dsos *dsos)
+{
+	dsos__purge(dsos);
+	exit_rwsem(&dsos->lock);
+}
+
 static int __dso_id__cmp(struct dso_id *a, struct dso_id *b)
 {
 	if (a->maj > b->maj) return -1;
diff --git a/tools/perf/util/dsos.h b/tools/perf/util/dsos.h
index 5dbec2bc6966..49f448f106f8 100644
--- a/tools/perf/util/dsos.h
+++ b/tools/perf/util/dsos.h
@@ -21,6 +21,9 @@ struct dsos {
 	struct rw_semaphore lock;
 };
 
+void dsos__init(struct dsos *dsos);
+void dsos__exit(struct dsos *dsos);
+
 void __dsos__add(struct dsos *dsos, struct dso *dso);
 void dsos__add(struct dsos *dsos, struct dso *dso);
 struct dso *__dsos__addnew(struct dsos *dsos, const char *name);
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index 2a16cae28407..4c5540f5c753 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -50,13 +50,6 @@ static struct dso *machine__kernel_dso(struct machine *machine)
 	return machine->vmlinux_map->dso;
 }
 
-static void dsos__init(struct dsos *dsos)
-{
-	INIT_LIST_HEAD(&dsos->head);
-	dsos->root = RB_ROOT;
-	init_rwsem(&dsos->lock);
-}
-
 static void machine__threads_init(struct machine *machine)
 {
 	int i;
@@ -181,28 +174,6 @@ struct machine *machine__new_kallsyms(void)
 	return machine;
 }
 
-static void dsos__purge(struct dsos *dsos)
-{
-	struct dso *pos, *n;
-
-	down_write(&dsos->lock);
-
-	list_for_each_entry_safe(pos, n, &dsos->head, node) {
-		RB_CLEAR_NODE(&pos->rb_node);
-		pos->root = NULL;
-		list_del_init(&pos->node);
-		dso__put(pos);
-	}
-
-	up_write(&dsos->lock);
-}
-
-static void dsos__exit(struct dsos *dsos)
-{
-	dsos__purge(dsos);
-	exit_rwsem(&dsos->lock);
-}
-
 void machine__delete_threads(struct machine *machine)
 {
 	struct rb_node *nd;
-- 
2.37.3.968.ga6b4b080e4-goog