From cbe82c3dcdd67bec289284c48f444539a5f154c6 Mon Sep 17 00:00:00 2001
From: Thomas Graf <tgraf@suug.ch>
Date: Tue, 5 Jul 2005 15:29:16 -0700
Subject: [PATCH] --- yaml --- r: 4145 b: refs/heads/master c:
 63d886c96b2a580b1bf764de238ba3c63515b5ee h: refs/heads/master i:   4143:
 b52bd43afeb25cedf536fa5cfc33d3b2639b7549 v: v3

---
 [refs]                          |  2 +-
 trunk/net/sched/Makefile        |  2 +-
 trunk/net/sched/sch_blackhole.c | 54 +++++++++++++++++++++++++++++++++
 3 files changed, 56 insertions(+), 2 deletions(-)
 create mode 100644 trunk/net/sched/sch_blackhole.c

diff --git a/[refs] b/[refs]
index 30b39f05d7bd..da6ea6331bf1 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: c1b4a7e69576d65efc31a8cea0714173c2841244
+refs/heads/master: 63d886c96b2a580b1bf764de238ba3c63515b5ee
diff --git a/trunk/net/sched/Makefile b/trunk/net/sched/Makefile
index 8f58cecd6266..e48d0d456b3e 100644
--- a/trunk/net/sched/Makefile
+++ b/trunk/net/sched/Makefile
@@ -4,7 +4,7 @@
 
 obj-y	:= sch_generic.o
 
-obj-$(CONFIG_NET_SCHED)		+= sch_api.o sch_fifo.o
+obj-$(CONFIG_NET_SCHED)		+= sch_api.o sch_fifo.o sch_blackhole.o
 obj-$(CONFIG_NET_CLS)		+= cls_api.o
 obj-$(CONFIG_NET_CLS_ACT)	+= act_api.o
 obj-$(CONFIG_NET_ACT_POLICE)	+= police.o
diff --git a/trunk/net/sched/sch_blackhole.c b/trunk/net/sched/sch_blackhole.c
new file mode 100644
index 000000000000..81f0b8346d17
--- /dev/null
+++ b/trunk/net/sched/sch_blackhole.c
@@ -0,0 +1,54 @@
+/*
+ * net/sched/sch_blackhole.c	Black hole queue
+ *
+ *		This program is free software; you can redistribute it and/or
+ *		modify it under the terms of the GNU General Public License
+ *		as published by the Free Software Foundation; either version
+ *		2 of the License, or (at your option) any later version.
+ *
+ * Authors:	Thomas Graf <tgraf@suug.ch>
+ *
+ * Note: Quantum tunneling is not supported.
+ */
+
+#include <linux/config.h>
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/netdevice.h>
+#include <linux/skbuff.h>
+#include <net/pkt_sched.h>
+
+static int blackhole_enqueue(struct sk_buff *skb, struct Qdisc *sch)
+{
+	qdisc_drop(skb, sch);
+	return NET_XMIT_SUCCESS;
+}
+
+static struct sk_buff *blackhole_dequeue(struct Qdisc *sch)
+{
+	return NULL;
+}
+
+static struct Qdisc_ops blackhole_qdisc_ops = {
+	.id		= "blackhole",
+	.priv_size	= 0,
+	.enqueue	= blackhole_enqueue,
+	.dequeue	= blackhole_dequeue,
+	.owner		= THIS_MODULE,
+};
+
+static int __init blackhole_module_init(void)
+{
+	return register_qdisc(&blackhole_qdisc_ops);
+}
+
+static void __exit blackhole_module_exit(void)
+{
+	unregister_qdisc(&blackhole_qdisc_ops);
+}
+
+module_init(blackhole_module_init)
+module_exit(blackhole_module_exit)
+
+MODULE_LICENSE("GPL");