From 7e2f6757fcc4eefd29cb47d8292714ac8014b9ef Mon Sep 17 00:00:00 2001
From: Wim Taymans <wtaymans@redhat.com>
Date: Tue, 3 Oct 2023 18:33:46 +0200
Subject: [PATCH] impl-node: do malloc_trim() after destroying a node.

Fixes #1840
---
 src/pipewire/impl-node.c | 5 +++++
 1 file changed, 5 insertions(+)

--- a/src/pipewire/impl-node.c
+++ b/src/pipewire/impl-node.c
@@ -28,6 +28,7 @@
 #include <unistd.h>
 #include <errno.h>
 #include <time.h>
+#include <malloc.h>
 
 #include <spa/support/system.h>
 #include <spa/pod/parser.h>
@@ -1873,6 +1874,7 @@
 	struct pw_impl_node *follower;
 	struct pw_context *context = node->context;
 	bool active, had_driver;
+	int res;
 
 	active = node->active;
 	node->active = false;
@@ -1945,6 +1947,9 @@
 
 	spa_system_close(context->data_system, node->source.fd);
 	free(impl);
+
+	res = malloc_trim(0);
+	pw_log_debug("malloc_trim(): %d", res);
 }
 
 SPA_EXPORT