diff --git a/[refs] b/[refs]
index 6d89c2ff32c3..e805a90d10ce 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: efbbced361f3ff4ff9e85310ccff894185c4d904
+refs/heads/master: 5f23b734963ec7eaa3ebcd9050da0c9b7d143dd3
diff --git a/trunk/include/net/af_unix.h b/trunk/include/net/af_unix.h
index c29ff1da8a18..1614d78c60ed 100644
--- a/trunk/include/net/af_unix.h
+++ b/trunk/include/net/af_unix.h
@@ -9,6 +9,7 @@
 extern void unix_inflight(struct file *fp);
 extern void unix_notinflight(struct file *fp);
 extern void unix_gc(void);
+extern void wait_for_unix_gc(void);
 
 #define UNIX_HASH_SIZE	256
 
diff --git a/trunk/net/unix/af_unix.c b/trunk/net/unix/af_unix.c
index eb90f77bb0e2..66d5ac4773ab 100644
--- a/trunk/net/unix/af_unix.c
+++ b/trunk/net/unix/af_unix.c
@@ -1343,6 +1343,7 @@ static int unix_dgram_sendmsg(struct kiocb *kiocb, struct socket *sock,
 
 	if (NULL == siocb->scm)
 		siocb->scm = &tmp_scm;
+	wait_for_unix_gc();
 	err = scm_send(sock, msg, siocb->scm);
 	if (err < 0)
 		return err;
@@ -1493,6 +1494,7 @@ static int unix_stream_sendmsg(struct kiocb *kiocb, struct socket *sock,
 
 	if (NULL == siocb->scm)
 		siocb->scm = &tmp_scm;
+	wait_for_unix_gc();
 	err = scm_send(sock, msg, siocb->scm);
 	if (err < 0)
 		return err;
diff --git a/trunk/net/unix/garbage.c b/trunk/net/unix/garbage.c
index 6d4a9a8de5ef..abb3ab34cb1e 100644
--- a/trunk/net/unix/garbage.c
+++ b/trunk/net/unix/garbage.c
@@ -80,6 +80,7 @@
 #include <linux/file.h>
 #include <linux/proc_fs.h>
 #include <linux/mutex.h>
+#include <linux/wait.h>
 
 #include <net/sock.h>
 #include <net/af_unix.h>
@@ -91,6 +92,7 @@
 static LIST_HEAD(gc_inflight_list);
 static LIST_HEAD(gc_candidates);
 static DEFINE_SPINLOCK(unix_gc_lock);
+static DECLARE_WAIT_QUEUE_HEAD(unix_gc_wait);
 
 unsigned int unix_tot_inflight;
 
@@ -266,12 +268,16 @@ static void inc_inflight_move_tail(struct unix_sock *u)
 		list_move_tail(&u->link, &gc_candidates);
 }
 
-/* The external entry point: unix_gc() */
+static bool gc_in_progress = false;
 
-void unix_gc(void)
+void wait_for_unix_gc(void)
 {
-	static bool gc_in_progress = false;
+	wait_event(unix_gc_wait, gc_in_progress == false);
+}
 
+/* The external entry point: unix_gc() */
+void unix_gc(void)
+{
 	struct unix_sock *u;
 	struct unix_sock *next;
 	struct sk_buff_head hitlist;
@@ -376,6 +382,7 @@ void unix_gc(void)
 	/* All candidates should have been detached by now. */
 	BUG_ON(!list_empty(&gc_candidates));
 	gc_in_progress = false;
+	wake_up(&unix_gc_wait);
 
  out:
 	spin_unlock(&unix_gc_lock);