Replace free_vg with release_vg

Move the free_vg() to  vg.c  and replace free_vg  with release_vg
and make the _free_vg internal.

Patch is needed for sharing VG in vginfo cache so the release_vg function name
is a better fit here.

1 files changed, 22 insertions, 0 deletions

diff --git a/lib/metadata/vg.c b/lib/metadata/vg.c
index af286fc4..ef88a4d3 100644
--- a/lib/metadata/vg.c
+++ b/lib/metadata/vg.c
@@ -17,6 +17,7 @@
 #include "metadata.h"
 #include "display.h"
 #include "activate.h"
+#include "toolcontext.h"
 
 struct volume_group *alloc_vg(const char *pool_name, struct cmd_context *cmd,
 			      const char *vg_name)
@@ -51,6 +52,27 @@ struct volume_group *alloc_vg(const char *pool_name, struct cmd_context *cmd,
 	return vg;
 }
 
+static void _free_vg(struct volume_group *vg)
+{
+	vg_set_fid(vg, NULL);
+
+	if (vg->cmd && vg->vgmem == vg->cmd->mem) {
+		log_error(INTERNAL_ERROR "global memory pool used for VG %s",
+			  vg->name);
+		return;
+	}
+
+	dm_pool_destroy(vg->vgmem);
+}
+
+void release_vg(struct volume_group *vg)
+{
+	if (!vg)
+		return;
+
+	_free_vg(vg);
+}
+
 char *vg_fmt_dup(const struct volume_group *vg)
 {
 	if (!vg->fid || !vg->fid->fmt)