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-rw-r--r--target/linux/generic-2.6/patches-2.6.25/150-netfilter_imq.patch652
-rw-r--r--target/linux/generic-2.6/patches-2.6.26/150-netfilter_imq.patch608
2 files changed, 686 insertions, 574 deletions
diff --git a/target/linux/generic-2.6/patches-2.6.25/150-netfilter_imq.patch b/target/linux/generic-2.6/patches-2.6.25/150-netfilter_imq.patch
index fbe2d91de7..1524be12ff 100644
--- a/target/linux/generic-2.6/patches-2.6.25/150-netfilter_imq.patch
+++ b/target/linux/generic-2.6/patches-2.6.25/150-netfilter_imq.patch
@@ -1,6 +1,183 @@
+
+
+---
+
+ drivers/net/Kconfig | 123 ++++++++
+ drivers/net/Makefile | 1
+ drivers/net/imq.c | 474 +++++++++++++++++++++++++++++++
+ include/linux/imq.h | 9 +
+ include/linux/netfilter_ipv4/ipt_IMQ.h | 8 +
+ include/linux/netfilter_ipv6/ip6t_IMQ.h | 8 +
+ include/linux/skbuff.h | 8 +
+ net/core/dev.c | 9 +
+ net/ipv4/netfilter/Kconfig | 11 +
+ net/ipv4/netfilter/Makefile | 1
+ net/ipv4/netfilter/ipt_IMQ.c | 69 +++++
+ net/ipv6/netfilter/Kconfig | 9 +
+ net/ipv6/netfilter/Makefile | 1
+ net/ipv6/netfilter/ip6t_IMQ.c | 69 +++++
+ net/sched/sch_generic.c | 1
+ 15 files changed, 800 insertions(+), 1 deletions(-)
+ create mode 100644 drivers/net/imq.c
+ create mode 100644 include/linux/imq.h
+ create mode 100644 include/linux/netfilter_ipv4/ipt_IMQ.h
+ create mode 100644 include/linux/netfilter_ipv6/ip6t_IMQ.h
+ create mode 100644 net/ipv4/netfilter/ipt_IMQ.c
+ create mode 100644 net/ipv6/netfilter/ip6t_IMQ.c
+
+
+diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
+index 3a0b20a..05c51e7 100644
+--- a/drivers/net/Kconfig
++++ b/drivers/net/Kconfig
+@@ -117,6 +117,129 @@ config EQUALIZER
+ To compile this driver as a module, choose M here: the module
+ will be called eql. If unsure, say N.
+
++config IMQ
++ tristate "IMQ (intermediate queueing device) support"
++ depends on NETDEVICES && NETFILTER
++ ---help---
++ The IMQ device(s) is used as placeholder for QoS queueing
++ disciplines. Every packet entering/leaving the IP stack can be
++ directed through the IMQ device where it's enqueued/dequeued to the
++ attached qdisc. This allows you to treat network devices as classes
++ and distribute bandwidth among them. Iptables is used to specify
++ through which IMQ device, if any, packets travel.
++
++ More information at: http://www.linuximq.net/
++
++ To compile this driver as a module, choose M here: the module
++ will be called imq. If unsure, say N.
++
++choice
++ prompt "IMQ behavior (PRE/POSTROUTING)"
++ depends on IMQ
++ default IMQ_BEHAVIOR_BB
++ help
++
++ This settings defines how IMQ behaves in respect to its
++ hooking in PREROUTING and POSTROUTING.
++
++ IMQ can work in any of the following ways:
++
++ PREROUTING | POSTROUTING
++ -----------------|-------------------
++ #1 After NAT | After NAT
++ #2 After NAT | Before NAT
++ #3 Before NAT | After NAT
++ #4 Before NAT | Before NAT
++
++ The default behavior is to hook before NAT on PREROUTING
++ and after NAT on POSTROUTING (#3).
++
++ This settings are specially usefull when trying to use IMQ
++ to shape NATed clients.
++
++ More information can be found at: www.linuximq.net
++
++ If not sure leave the default settings alone.
++
++config IMQ_BEHAVIOR_AA
++ bool "IMQ AA"
++ help
++ This settings defines how IMQ behaves in respect to its
++ hooking in PREROUTING and POSTROUTING.
++
++ Choosing this option will make IMQ hook like this:
++
++ PREROUTING: After NAT
++ POSTROUTING: After NAT
++
++ More information can be found at: www.linuximq.net
++
++ If not sure leave the default settings alone.
++
++config IMQ_BEHAVIOR_AB
++ bool "IMQ AB"
++ help
++ This settings defines how IMQ behaves in respect to its
++ hooking in PREROUTING and POSTROUTING.
++
++ Choosing this option will make IMQ hook like this:
++
++ PREROUTING: After NAT
++ POSTROUTING: Before NAT
++
++ More information can be found at: www.linuximq.net
++
++ If not sure leave the default settings alone.
++
++config IMQ_BEHAVIOR_BA
++ bool "IMQ BA"
++ help
++ This settings defines how IMQ behaves in respect to its
++ hooking in PREROUTING and POSTROUTING.
++
++ Choosing this option will make IMQ hook like this:
++
++ PREROUTING: Before NAT
++ POSTROUTING: After NAT
++
++ More information can be found at: www.linuximq.net
++
++ If not sure leave the default settings alone.
++
++config IMQ_BEHAVIOR_BB
++ bool "IMQ BB"
++ help
++ This settings defines how IMQ behaves in respect to its
++ hooking in PREROUTING and POSTROUTING.
++
++ Choosing this option will make IMQ hook like this:
++
++ PREROUTING: Before NAT
++ POSTROUTING: Before NAT
++
++ More information can be found at: www.linuximq.net
++
++ If not sure leave the default settings alone.
++
++endchoice
++
++config IMQ_NUM_DEVS
++
++ int "Number of IMQ devices"
++ range 2 16
++ depends on IMQ
++ default "16"
++ help
++
++ This settings defines how many IMQ devices will be
++ created.
++
++ The default value is 16.
++
++ More information can be found at: www.linuximq.net
++
++ If not sure leave the default settings alone.
++
+ config TUN
+ tristate "Universal TUN/TAP device driver support"
+ select CRC32
+diff --git a/drivers/net/Makefile b/drivers/net/Makefile
+index 3b1ea32..17d0575 100644
+--- a/drivers/net/Makefile
++++ b/drivers/net/Makefile
+@@ -143,6 +143,7 @@ obj-$(CONFIG_SLHC) += slhc.o
+ obj-$(CONFIG_XEN_NETDEV_FRONTEND) += xen-netfront.o
+
+ obj-$(CONFIG_DUMMY) += dummy.o
++obj-$(CONFIG_IMQ) += imq.o
+ obj-$(CONFIG_IFB) += ifb.o
+ obj-$(CONFIG_MACVLAN) += macvlan.o
+ obj-$(CONFIG_DE600) += de600.o
+diff --git a/drivers/net/imq.c b/drivers/net/imq.c
+new file mode 100644
+index 0000000..47c31b4
--- /dev/null
+++ b/drivers/net/imq.c
-@@ -0,0 +1,464 @@
+@@ -0,0 +1,474 @@
+/*
+ * Pseudo-driver for the intermediate queue device.
+ *
@@ -54,6 +231,9 @@
+ * qdisc_restart() and moved qdisc_run() to tasklet to avoid
+ * recursive locking. (Jussi Kivilinna)
+ *
++ * 2008/06/14 - New initialization routines to fix 'rmmod' not
++ * working anymore. Used code from ifb.c (Jussi Kivilinna)
++ *
+ *
+ * More info at: http://www.linuximq.net/ (Andre Correa)
+ */
@@ -134,10 +314,10 @@
+#if defined(CONFIG_IMQ_NUM_DEVS)
+static unsigned int numdevs = CONFIG_IMQ_NUM_DEVS;
+#else
-+static unsigned int numdevs = 16;
++static unsigned int numdevs = IMQ_MAX_DEVS;
+#endif
+
-+static struct net_device *imq_devs;
++static struct net_device *imq_devs_cache[IMQ_MAX_DEVS];
+
+static struct net_device_stats *imq_get_stats(struct net_device *dev)
+{
@@ -183,7 +363,23 @@
+ if (index > numdevs)
+ return -1;
+
-+ dev = imq_devs + index;
++ /* check for imq device by index from cache */
++ dev = imq_devs_cache[index];
++ if (!dev) {
++ char buf[8];
++
++ /* get device by name and cache result */
++ snprintf(buf, sizeof(buf), "imq%d", index);
++ dev = dev_get_by_name(&init_net, buf);
++ if (!dev) {
++ /* not found ?!*/
++ BUG();
++ return -1;
++ }
++
++ imq_devs_cache[index] = dev;
++ }
++
+ priv = netdev_priv(dev);
+ if (!(dev->flags & IFF_UP)) {
+ entry->skb->imq_flags = 0;
@@ -213,11 +409,9 @@
+ ret = 0;
+ }
+ }
-+
-+ spin_unlock_bh(&dev->queue_lock);
-+
+ if (!test_and_set_bit(1, &priv->tasklet_pending))
+ tasklet_schedule(&priv->tasklet);
++ spin_unlock_bh(&dev->queue_lock);
+
+ if (skb2)
+ kfree_skb(ret ? entry->skb : skb2);
@@ -237,9 +431,8 @@
+
+ spin_lock(&dev->queue_lock);
+ qdisc_run(dev);
-+ spin_unlock(&dev->queue_lock);
-+
+ clear_bit(1, &priv->tasklet_pending);
++ spin_unlock(&dev->queue_lock);
+}
+
+static unsigned int imq_nf_hook(unsigned int hook, struct sk_buff *pskb,
@@ -273,6 +466,24 @@
+ return 0;
+}
+
++static void imq_setup(struct net_device *dev)
++{
++ dev->hard_start_xmit = imq_dev_xmit;
++ dev->open = imq_open;
++ dev->get_stats = imq_get_stats;
++ dev->stop = imq_close;
++ dev->type = ARPHRD_VOID;
++ dev->mtu = 16000;
++ dev->tx_queue_len = 11000;
++ dev->flags = IFF_NOARP;
++}
++
++static struct rtnl_link_ops imq_link_ops __read_mostly = {
++ .kind = "imq",
++ .priv_size = sizeof(struct imq_private),
++ .setup = imq_setup,
++};
++
+static int __init imq_init_hooks(void)
+{
+ int err;
@@ -321,45 +532,33 @@
+ return err;
+}
+
-+static void __exit imq_unhook(void)
++static int __init imq_init_one(int index)
+{
-+#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
-+ nf_unregister_hook(&imq_ingress_ipv6);
-+ nf_unregister_hook(&imq_egress_ipv6);
-+ nf_unregister_queue_handler(PF_INET6, &nfqh);
-+#endif
-+ nf_unregister_hook(&imq_ingress_ipv4);
-+ nf_unregister_hook(&imq_egress_ipv4);
-+ nf_unregister_queue_handler(PF_INET, &nfqh);
-+}
-+
-+static int __init imq_dev_init(struct net_device *dev)
-+{
-+ dev->hard_start_xmit = imq_dev_xmit;
-+ dev->open = imq_open;
-+ dev->get_stats = imq_get_stats;
-+ dev->stop = imq_close;
-+ dev->type = ARPHRD_VOID;
-+ dev->mtu = 16000;
-+ dev->tx_queue_len = 11000;
-+ dev->flags = IFF_NOARP;
++ struct net_device *dev;
++ int ret;
+
-+ dev->priv = kzalloc(sizeof(struct imq_private), GFP_KERNEL);
-+ if (dev->priv == NULL)
++ dev = alloc_netdev(sizeof(struct imq_private), "imq%d", imq_setup);
++ if (!dev)
+ return -ENOMEM;
+
-+ return 0;
-+}
++ ret = dev_alloc_name(dev, dev->name);
++ if (ret < 0)
++ goto fail;
+
-+static void imq_dev_uninit(struct net_device *dev)
-+{
-+ kfree(dev->priv);
++ dev->rtnl_link_ops = &imq_link_ops;
++ ret = register_netdevice(dev);
++ if (ret < 0)
++ goto fail;
++
++ return 0;
++fail:
++ free_netdev(dev);
++ return ret;
+}
+
-+static int __init imq_init_devs(struct net *net)
++static int __init imq_init_devs(void)
+{
-+ struct net_device *dev;
-+ int i, j;
++ int err, i;
+
+ if (!numdevs || numdevs > IMQ_MAX_DEVS) {
+ printk(KERN_ERR "IMQ: numdevs has to be betweed 1 and %u\n",
@@ -367,48 +566,26 @@
+ return -EINVAL;
+ }
+
-+ imq_devs = kzalloc(sizeof(struct net_device) * numdevs, GFP_KERNEL);
-+ if (!imq_devs)
-+ return -ENOMEM;
-+
-+ /* we start counting at zero */
-+ j = numdevs - 1;
++ rtnl_lock();
++ err = __rtnl_link_register(&imq_link_ops);
+
-+ for (i = 0, dev = imq_devs; i <= j; i++, dev++) {
-+ strcpy(dev->name, "imq%d");
-+ dev->init = imq_dev_init;
-+ dev->uninit = imq_dev_uninit;
-+ dev->nd_net = net;
++ for (i = 0; i < numdevs && !err; i++)
++ err = imq_init_one(i);
+
-+ if (register_netdev(dev) < 0)
-+ goto err_register;
++ if (err) {
++ __rtnl_link_unregister(&imq_link_ops);
++ memset(imq_devs_cache, 0, sizeof(imq_devs_cache));
+ }
-+ printk(KERN_INFO "IMQ starting with %u devices...\n", numdevs);
-+ return 0;
-+
-+err_register:
-+ for (; i; i--)
-+ unregister_netdev(--dev);
-+ kfree(imq_devs);
-+ return -EIO;
-+}
-+
-+static void imq_cleanup_devs(void)
-+{
-+ int i;
-+ struct net_device *dev = imq_devs;
-+
-+ for (i = 0; i <= numdevs; i++)
-+ unregister_netdev(dev++);
++ rtnl_unlock();
+
-+ kfree(imq_devs);
++ return err;
+}
+
-+static __net_init int imq_init_module(struct net *net)
++static int __init imq_init_module(void)
+{
+ int err;
+
-+ err = imq_init_devs(net);
++ err = imq_init_devs();
+ if (err) {
+ printk(KERN_ERR "IMQ: Error trying imq_init_devs(net)\n");
+ return err;
@@ -417,7 +594,8 @@
+ err = imq_init_hooks();
+ if (err) {
+ printk(KERN_ERR "IMQ: Error trying imq_init_hooks()\n");
-+ imq_cleanup_devs();
++ rtnl_link_unregister(&imq_link_ops);
++ memset(imq_devs_cache, 0, sizeof(imq_devs_cache));
+ return err;
+ }
+
@@ -437,25 +615,33 @@
+ return 0;
+}
+
-+static __net_exit void imq_exit_module(struct net *net)
++static void __exit imq_unhook(void)
+{
-+ imq_unhook();
-+ imq_cleanup_devs();
-+ printk(KERN_INFO "IMQ driver unloaded successfully.\n");
++#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
++ nf_unregister_hook(&imq_ingress_ipv6);
++ nf_unregister_hook(&imq_egress_ipv6);
++ nf_unregister_queue_handler(PF_INET6, &nfqh);
++#endif
++ nf_unregister_hook(&imq_ingress_ipv4);
++ nf_unregister_hook(&imq_egress_ipv4);
++ nf_unregister_queue_handler(PF_INET, &nfqh);
+}
+
-+static struct pernet_operations __net_initdata imq_net_ops = {
-+ .init = imq_init_module,
-+ .exit = imq_exit_module,
-+};
++static void __exit imq_cleanup_devs(void)
++{
++ rtnl_link_unregister(&imq_link_ops);
++ memset(imq_devs_cache, 0, sizeof(imq_devs_cache));
++}
+
-+static int __init imq_init(void)
++static void __exit imq_exit_module(void)
+{
-+ return register_pernet_device(&imq_net_ops);
++ imq_unhook();
++ imq_cleanup_devs();
++ printk(KERN_INFO "IMQ driver unloaded successfully.\n");
+}
+
-+module_init(imq_init);
-+/*module_exit(imq_cleanup_module);*/
++module_init(imq_init_module);
++module_exit(imq_exit_module);
+
+module_param(numdevs, int, 0);
+MODULE_PARM_DESC(numdevs, "number of IMQ devices (how many imq* devices will "
@@ -464,149 +650,11 @@
+MODULE_DESCRIPTION("Pseudo-driver for the intermediate queue device. See "
+ "http://www.linuximq.net/ for more information.");
+MODULE_LICENSE("GPL");
++MODULE_ALIAS_RTNL_LINK("imq");
+
---- a/drivers/net/Kconfig
-+++ b/drivers/net/Kconfig
-@@ -117,6 +117,129 @@
- To compile this driver as a module, choose M here: the module
- will be called eql. If unsure, say N.
-
-+config IMQ
-+ tristate "IMQ (intermediate queueing device) support"
-+ depends on NETDEVICES && NETFILTER
-+ ---help---
-+ The IMQ device(s) is used as placeholder for QoS queueing
-+ disciplines. Every packet entering/leaving the IP stack can be
-+ directed through the IMQ device where it's enqueued/dequeued to the
-+ attached qdisc. This allows you to treat network devices as classes
-+ and distribute bandwidth among them. Iptables is used to specify
-+ through which IMQ device, if any, packets travel.
-+
-+ More information at: http://www.linuximq.net/
-+
-+ To compile this driver as a module, choose M here: the module
-+ will be called imq. If unsure, say N.
-+
-+choice
-+ prompt "IMQ behavior (PRE/POSTROUTING)"
-+ depends on IMQ
-+ default IMQ_BEHAVIOR_BB
-+ help
-+
-+ This settings defines how IMQ behaves in respect to its
-+ hooking in PREROUTING and POSTROUTING.
-+
-+ IMQ can work in any of the following ways:
-+
-+ PREROUTING | POSTROUTING
-+ -----------------|-------------------
-+ #1 After NAT | After NAT
-+ #2 After NAT | Before NAT
-+ #3 Before NAT | After NAT
-+ #4 Before NAT | Before NAT
-+
-+ The default behavior is to hook before NAT on PREROUTING
-+ and after NAT on POSTROUTING (#3).
-+
-+ This settings are specially usefull when trying to use IMQ
-+ to shape NATed clients.
-+
-+ More information can be found at: www.linuximq.net
-+
-+ If not sure leave the default settings alone.
-+
-+config IMQ_BEHAVIOR_AA
-+ bool "IMQ AA"
-+ help
-+ This settings defines how IMQ behaves in respect to its
-+ hooking in PREROUTING and POSTROUTING.
-+
-+ Choosing this option will make IMQ hook like this:
-+
-+ PREROUTING: After NAT
-+ POSTROUTING: After NAT
-+
-+ More information can be found at: www.linuximq.net
-+
-+ If not sure leave the default settings alone.
-+
-+config IMQ_BEHAVIOR_AB
-+ bool "IMQ AB"
-+ help
-+ This settings defines how IMQ behaves in respect to its
-+ hooking in PREROUTING and POSTROUTING.
-+
-+ Choosing this option will make IMQ hook like this:
-+
-+ PREROUTING: After NAT
-+ POSTROUTING: Before NAT
-+
-+ More information can be found at: www.linuximq.net
-+
-+ If not sure leave the default settings alone.
-+
-+config IMQ_BEHAVIOR_BA
-+ bool "IMQ BA"
-+ help
-+ This settings defines how IMQ behaves in respect to its
-+ hooking in PREROUTING and POSTROUTING.
-+
-+ Choosing this option will make IMQ hook like this:
-+
-+ PREROUTING: Before NAT
-+ POSTROUTING: After NAT
-+
-+ More information can be found at: www.linuximq.net
-+
-+ If not sure leave the default settings alone.
-+
-+config IMQ_BEHAVIOR_BB
-+ bool "IMQ BB"
-+ help
-+ This settings defines how IMQ behaves in respect to its
-+ hooking in PREROUTING and POSTROUTING.
-+
-+ Choosing this option will make IMQ hook like this:
-+
-+ PREROUTING: Before NAT
-+ POSTROUTING: Before NAT
-+
-+ More information can be found at: www.linuximq.net
-+
-+ If not sure leave the default settings alone.
-+
-+endchoice
-+
-+config IMQ_NUM_DEVS
-+
-+ int "Number of IMQ devices"
-+ range 2 16
-+ depends on IMQ
-+ default "16"
-+ help
-+
-+ This settings defines how many IMQ devices will be
-+ created.
-+
-+ The default value is 16.
-+
-+ More information can be found at: www.linuximq.net
-+
-+ If not sure leave the default settings alone.
-+
- config TUN
- tristate "Universal TUN/TAP device driver support"
- select CRC32
---- a/drivers/net/Makefile
-+++ b/drivers/net/Makefile
-@@ -143,6 +143,7 @@
- obj-$(CONFIG_XEN_NETDEV_FRONTEND) += xen-netfront.o
-
- obj-$(CONFIG_DUMMY) += dummy.o
-+obj-$(CONFIG_IMQ) += imq.o
- obj-$(CONFIG_IFB) += ifb.o
- obj-$(CONFIG_MACVLAN) += macvlan.o
- obj-$(CONFIG_DE600) += de600.o
+diff --git a/include/linux/imq.h b/include/linux/imq.h
+new file mode 100644
+index 0000000..1447c4e
--- /dev/null
+++ b/include/linux/imq.h
@@ -0,0 +1,9 @@
@@ -619,6 +667,9 @@
+#define IMQ_F_ENQUEUE 0x80
+
+#endif /* _IMQ_H */
+diff --git a/include/linux/netfilter_ipv4/ipt_IMQ.h b/include/linux/netfilter_ipv4/ipt_IMQ.h
+new file mode 100644
+index 0000000..a304991
--- /dev/null
+++ b/include/linux/netfilter_ipv4/ipt_IMQ.h
@@ -0,0 +1,8 @@
@@ -630,6 +681,9 @@
+};
+
+#endif /* _IPT_IMQ_H */
+diff --git a/include/linux/netfilter_ipv6/ip6t_IMQ.h b/include/linux/netfilter_ipv6/ip6t_IMQ.h
+new file mode 100644
+index 0000000..605f549
--- /dev/null
+++ b/include/linux/netfilter_ipv6/ip6t_IMQ.h
@@ -0,0 +1,8 @@
@@ -641,9 +695,11 @@
+};
+
+#endif /* _IP6T_IMQ_H */
+diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
+index bbd8d00..f7d6f7e 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
-@@ -296,6 +296,10 @@
+@@ -296,6 +296,10 @@ struct sk_buff {
struct nf_conntrack *nfct;
struct sk_buff *nfct_reasm;
#endif
@@ -654,7 +710,7 @@
#ifdef CONFIG_BRIDGE_NETFILTER
struct nf_bridge_info *nf_bridge;
#endif
-@@ -1736,6 +1740,10 @@
+@@ -1736,6 +1740,10 @@ static inline void __nf_copy(struct sk_buff *dst, const struct sk_buff *src)
dst->nfct_reasm = src->nfct_reasm;
nf_conntrack_get_reasm(src->nfct_reasm);
#endif
@@ -665,6 +721,8 @@
#ifdef CONFIG_BRIDGE_NETFILTER
dst->nf_bridge = src->nf_bridge;
nf_bridge_get(src->nf_bridge);
+diff --git a/net/core/dev.c b/net/core/dev.c
+index 460e7f9..094838b 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -95,6 +95,9 @@
@@ -677,7 +735,7 @@
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
#include <linux/stat.h>
-@@ -1537,7 +1540,11 @@
+@@ -1537,7 +1540,11 @@ static int dev_gso_segment(struct sk_buff *skb)
int dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
if (likely(!skb->next)) {
@@ -690,6 +748,43 @@
dev_queue_xmit_nit(skb, dev);
if (netif_needs_gso(dev, skb)) {
+diff --git a/net/ipv4/netfilter/Kconfig b/net/ipv4/netfilter/Kconfig
+index 9a077cb..3bde19b 100644
+--- a/net/ipv4/netfilter/Kconfig
++++ b/net/ipv4/netfilter/Kconfig
+@@ -123,6 +123,17 @@ config IP_NF_FILTER
+
+ To compile it as a module, choose M here. If unsure, say N.
+
++config IP_NF_TARGET_IMQ
++ tristate "IMQ target support"
++ depends on IP_NF_MANGLE
++ help
++ This option adds a `IMQ' target which is used to specify if and
++ to which IMQ device packets should get enqueued/dequeued.
++
++ For more information visit: http://www.linuximq.net/
++
++ To compile it as a module, choose M here. If unsure, say N.
++
+ config IP_NF_TARGET_REJECT
+ tristate "REJECT target support"
+ depends on IP_NF_FILTER
+diff --git a/net/ipv4/netfilter/Makefile b/net/ipv4/netfilter/Makefile
+index 0c7dc78..7617528 100644
+--- a/net/ipv4/netfilter/Makefile
++++ b/net/ipv4/netfilter/Makefile
+@@ -51,6 +51,7 @@ obj-$(CONFIG_IP_NF_MATCH_TTL) += ipt_ttl.o
+ obj-$(CONFIG_IP_NF_TARGET_CLUSTERIP) += ipt_CLUSTERIP.o
+ obj-$(CONFIG_IP_NF_TARGET_ECN) += ipt_ECN.o
+ obj-$(CONFIG_IP_NF_TARGET_LOG) += ipt_LOG.o
++obj-$(CONFIG_IP_NF_TARGET_IMQ) += ipt_IMQ.o
+ obj-$(CONFIG_IP_NF_TARGET_MASQUERADE) += ipt_MASQUERADE.o
+ obj-$(CONFIG_IP_NF_TARGET_NETMAP) += ipt_NETMAP.o
+ obj-$(CONFIG_IP_NF_TARGET_REDIRECT) += ipt_REDIRECT.o
+diff --git a/net/ipv4/netfilter/ipt_IMQ.c b/net/ipv4/netfilter/ipt_IMQ.c
+new file mode 100644
+index 0000000..cda69a4
--- /dev/null
+++ b/net/ipv4/netfilter/ipt_IMQ.c
@@ -0,0 +1,69 @@
@@ -709,7 +804,7 @@
+ const struct xt_target *target,
+ const void *targinfo)
+{
-+ struct ipt_imq_info *mr = (struct ipt_imq_info*)targinfo;
++ struct ipt_imq_info *mr = (struct ipt_imq_info *)targinfo;
+
+ pskb->imq_flags = mr->todev | IMQ_F_ENQUEUE;
+
@@ -724,7 +819,7 @@
+{
+ struct ipt_imq_info *mr;
+
-+ mr = (struct ipt_imq_info*)targinfo;
++ mr = (struct ipt_imq_info *)targinfo;
+
+ if (mr->todev > IMQ_MAX_DEVS) {
+ printk(KERN_WARNING
@@ -762,36 +857,41 @@
+MODULE_AUTHOR("http://www.linuximq.net");
+MODULE_DESCRIPTION("Pseudo-driver for the intermediate queue device. See http://www.linuximq.net/ for more information.");
+MODULE_LICENSE("GPL");
---- a/net/ipv4/netfilter/Kconfig
-+++ b/net/ipv4/netfilter/Kconfig
-@@ -145,6 +145,17 @@
+diff --git a/net/ipv6/netfilter/Kconfig b/net/ipv6/netfilter/Kconfig
+index 6cae547..3b3b610 100644
+--- a/net/ipv6/netfilter/Kconfig
++++ b/net/ipv6/netfilter/Kconfig
+@@ -179,6 +179,15 @@ config IP6_NF_MANGLE
To compile it as a module, choose M here. If unsure, say N.
-+config IP_NF_TARGET_IMQ
-+ tristate "IMQ target support"
-+ depends on IP_NF_MANGLE
-+ help
-+ This option adds a `IMQ' target which is used to specify if and
-+ to which IMQ device packets should get enqueued/dequeued.
-+
-+ For more information visit: http://www.linuximq.net/
++config IP6_NF_TARGET_IMQ
++ tristate "IMQ target support"
++ depends on IP6_NF_MANGLE
++ help
++ This option adds a `IMQ' target which is used to specify if and
++ to which imq device packets should get enqueued/dequeued.
+
-+ To compile it as a module, choose M here. If unsure, say N.
++ To compile it as a module, choose M here. If unsure, say N.
+
- config IP_NF_TARGET_REJECT
- tristate "REJECT target support"
- depends on IP_NF_FILTER
---- a/net/ipv4/netfilter/Makefile
-+++ b/net/ipv4/netfilter/Makefile
-@@ -55,6 +55,7 @@
- obj-$(CONFIG_IP_NF_TARGET_CLUSTERIP) += ipt_CLUSTERIP.o
- obj-$(CONFIG_IP_NF_TARGET_ECN) += ipt_ECN.o
- obj-$(CONFIG_IP_NF_TARGET_LOG) += ipt_LOG.o
-+obj-$(CONFIG_IP_NF_TARGET_IMQ) += ipt_IMQ.o
- obj-$(CONFIG_IP_NF_TARGET_MASQUERADE) += ipt_MASQUERADE.o
- obj-$(CONFIG_IP_NF_TARGET_NETMAP) += ipt_NETMAP.o
- obj-$(CONFIG_IP_NF_TARGET_REDIRECT) += ipt_REDIRECT.o
+ config IP6_NF_TARGET_HL
+ tristate 'HL (hoplimit) target support'
+ depends on IP6_NF_MANGLE
+diff --git a/net/ipv6/netfilter/Makefile b/net/ipv6/netfilter/Makefile
+index fbf2c14..dcfe80b 100644
+--- a/net/ipv6/netfilter/Makefile
++++ b/net/ipv6/netfilter/Makefile
+@@ -6,6 +6,7 @@
+ obj-$(CONFIG_IP6_NF_IPTABLES) += ip6_tables.o
+ obj-$(CONFIG_IP6_NF_FILTER) += ip6table_filter.o
+ obj-$(CONFIG_IP6_NF_MANGLE) += ip6table_mangle.o
++obj-$(CONFIG_IP6_NF_TARGET_IMQ) += ip6t_IMQ.o
+ obj-$(CONFIG_IP6_NF_QUEUE) += ip6_queue.o
+ obj-$(CONFIG_IP6_NF_RAW) += ip6table_raw.o
+
+diff --git a/net/ipv6/netfilter/ip6t_IMQ.c b/net/ipv6/netfilter/ip6t_IMQ.c
+new file mode 100644
+index 0000000..5cf7b72
--- /dev/null
+++ b/net/ipv6/netfilter/ip6t_IMQ.c
@@ -0,0 +1,69 @@
@@ -811,7 +911,7 @@
+ const struct xt_target *target,
+ const void *targinfo)
+{
-+ struct ip6t_imq_info *mr = (struct ip6t_imq_info*)targinfo;
++ struct ip6t_imq_info *mr = (struct ip6t_imq_info *)targinfo;
+
+ pskb->imq_flags = mr->todev | IMQ_F_ENQUEUE;
+
@@ -826,7 +926,7 @@
+{
+ struct ip6t_imq_info *mr;
+
-+ mr = (struct ip6t_imq_info*)targinfo;
++ mr = (struct ip6t_imq_info *)targinfo;
+
+ if (mr->todev > IMQ_MAX_DEVS) {
+ printk(KERN_WARNING
@@ -864,37 +964,11 @@
+MODULE_AUTHOR("http://www.linuximq.net");
+MODULE_DESCRIPTION("Pseudo-driver for the intermediate queue device. See http://www.linuximq.net/ for more information.");
+MODULE_LICENSE("GPL");
---- a/net/ipv6/netfilter/Kconfig
-+++ b/net/ipv6/netfilter/Kconfig
-@@ -179,6 +179,15 @@
-
- To compile it as a module, choose M here. If unsure, say N.
-
-+config IP6_NF_TARGET_IMQ
-+ tristate "IMQ target support"
-+ depends on IP6_NF_MANGLE
-+ help
-+ This option adds a `IMQ' target which is used to specify if and
-+ to which imq device packets should get enqueued/dequeued.
-+
-+ To compile it as a module, choose M here. If unsure, say N.
-+
- config IP6_NF_TARGET_HL
- tristate 'HL (hoplimit) target support'
- depends on IP6_NF_MANGLE
---- a/net/ipv6/netfilter/Makefile
-+++ b/net/ipv6/netfilter/Makefile
-@@ -6,6 +6,7 @@
- obj-$(CONFIG_IP6_NF_IPTABLES) += ip6_tables.o
- obj-$(CONFIG_IP6_NF_FILTER) += ip6table_filter.o
- obj-$(CONFIG_IP6_NF_MANGLE) += ip6table_mangle.o
-+obj-$(CONFIG_IP6_NF_TARGET_IMQ) += ip6t_IMQ.o
- obj-$(CONFIG_IP6_NF_QUEUE) += ip6_queue.o
- obj-$(CONFIG_IP6_NF_RAW) += ip6table_raw.o
-
+diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
+index b741618..dcb916e 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
-@@ -203,6 +203,7 @@
+@@ -203,6 +203,7 @@ void __qdisc_run(struct net_device *dev)
clear_bit(__LINK_STATE_QDISC_RUNNING, &dev->state);
}
diff --git a/target/linux/generic-2.6/patches-2.6.26/150-netfilter_imq.patch b/target/linux/generic-2.6/patches-2.6.26/150-netfilter_imq.patch
index 542c54ebbf..c99a30d235 100644
--- a/target/linux/generic-2.6/patches-2.6.26/150-netfilter_imq.patch
+++ b/target/linux/generic-2.6/patches-2.6.26/150-netfilter_imq.patch
@@ -1,6 +1,176 @@
+
+
+---
+
+ drivers/net/Kconfig | 123 ++++++++
+ drivers/net/Makefile | 1
+ drivers/net/imq.c | 474 +++++++++++++++++++++++++++++++
+ include/linux/imq.h | 9 +
+ include/linux/netfilter_ipv4/ipt_IMQ.h | 8 +
+ include/linux/netfilter_ipv6/ip6t_IMQ.h | 8 +
+ include/linux/skbuff.h | 8 +
+ net/core/dev.c | 9 +
+ net/ipv4/netfilter/Kconfig | 11 +
+ net/ipv4/netfilter/Makefile | 1
+ net/ipv4/netfilter/ipt_IMQ.c | 69 +++++
+ net/ipv6/netfilter/Kconfig | 9 +
+ net/ipv6/netfilter/Makefile | 1
+ net/ipv6/netfilter/ip6t_IMQ.c | 69 +++++
+ net/sched/sch_generic.c | 1
+ 15 files changed, 800 insertions(+), 1 deletions(-)
+ create mode 100644 drivers/net/imq.c
+ create mode 100644 include/linux/imq.h
+ create mode 100644 include/linux/netfilter_ipv4/ipt_IMQ.h
+ create mode 100644 include/linux/netfilter_ipv6/ip6t_IMQ.h
+ create mode 100644 net/ipv4/netfilter/ipt_IMQ.c
+ create mode 100644 net/ipv6/netfilter/ip6t_IMQ.c
+
+
+--- a/drivers/net/Kconfig
++++ b/drivers/net/Kconfig
+@@ -117,6 +117,129 @@
+ To compile this driver as a module, choose M here: the module
+ will be called eql. If unsure, say N.
+
++config IMQ
++ tristate "IMQ (intermediate queueing device) support"
++ depends on NETDEVICES && NETFILTER
++ ---help---
++ The IMQ device(s) is used as placeholder for QoS queueing
++ disciplines. Every packet entering/leaving the IP stack can be
++ directed through the IMQ device where it's enqueued/dequeued to the
++ attached qdisc. This allows you to treat network devices as classes
++ and distribute bandwidth among them. Iptables is used to specify
++ through which IMQ device, if any, packets travel.
++
++ More information at: http://www.linuximq.net/
++
++ To compile this driver as a module, choose M here: the module
++ will be called imq. If unsure, say N.
++
++choice
++ prompt "IMQ behavior (PRE/POSTROUTING)"
++ depends on IMQ
++ default IMQ_BEHAVIOR_BB
++ help
++
++ This settings defines how IMQ behaves in respect to its
++ hooking in PREROUTING and POSTROUTING.
++
++ IMQ can work in any of the following ways:
++
++ PREROUTING | POSTROUTING
++ -----------------|-------------------
++ #1 After NAT | After NAT
++ #2 After NAT | Before NAT
++ #3 Before NAT | After NAT
++ #4 Before NAT | Before NAT
++
++ The default behavior is to hook before NAT on PREROUTING
++ and after NAT on POSTROUTING (#3).
++
++ This settings are specially usefull when trying to use IMQ
++ to shape NATed clients.
++
++ More information can be found at: www.linuximq.net
++
++ If not sure leave the default settings alone.
++
++config IMQ_BEHAVIOR_AA
++ bool "IMQ AA"
++ help
++ This settings defines how IMQ behaves in respect to its
++ hooking in PREROUTING and POSTROUTING.
++
++ Choosing this option will make IMQ hook like this:
++
++ PREROUTING: After NAT
++ POSTROUTING: After NAT
++
++ More information can be found at: www.linuximq.net
++
++ If not sure leave the default settings alone.
++
++config IMQ_BEHAVIOR_AB
++ bool "IMQ AB"
++ help
++ This settings defines how IMQ behaves in respect to its
++ hooking in PREROUTING and POSTROUTING.
++
++ Choosing this option will make IMQ hook like this:
++
++ PREROUTING: After NAT
++ POSTROUTING: Before NAT
++
++ More information can be found at: www.linuximq.net
++
++ If not sure leave the default settings alone.
++
++config IMQ_BEHAVIOR_BA
++ bool "IMQ BA"
++ help
++ This settings defines how IMQ behaves in respect to its
++ hooking in PREROUTING and POSTROUTING.
++
++ Choosing this option will make IMQ hook like this:
++
++ PREROUTING: Before NAT
++ POSTROUTING: After NAT
++
++ More information can be found at: www.linuximq.net
++
++ If not sure leave the default settings alone.
++
++config IMQ_BEHAVIOR_BB
++ bool "IMQ BB"
++ help
++ This settings defines how IMQ behaves in respect to its
++ hooking in PREROUTING and POSTROUTING.
++
++ Choosing this option will make IMQ hook like this:
++
++ PREROUTING: Before NAT
++ POSTROUTING: Before NAT
++
++ More information can be found at: www.linuximq.net
++
++ If not sure leave the default settings alone.
++
++endchoice
++
++config IMQ_NUM_DEVS
++
++ int "Number of IMQ devices"
++ range 2 16
++ depends on IMQ
++ default "16"
++ help
++
++ This settings defines how many IMQ devices will be
++ created.
++
++ The default value is 16.
++
++ More information can be found at: www.linuximq.net
++
++ If not sure leave the default settings alone.
++
+ config TUN
+ tristate "Universal TUN/TAP device driver support"
+ select CRC32
+--- a/drivers/net/Makefile
++++ b/drivers/net/Makefile
+@@ -142,6 +142,7 @@
+ obj-$(CONFIG_XEN_NETDEV_FRONTEND) += xen-netfront.o
+
+ obj-$(CONFIG_DUMMY) += dummy.o
++obj-$(CONFIG_IMQ) += imq.o
+ obj-$(CONFIG_IFB) += ifb.o
+ obj-$(CONFIG_MACVLAN) += macvlan.o
+ obj-$(CONFIG_DE600) += de600.o
--- /dev/null
+++ b/drivers/net/imq.c
-@@ -0,0 +1,464 @@
+@@ -0,0 +1,474 @@
+/*
+ * Pseudo-driver for the intermediate queue device.
+ *
@@ -54,6 +224,9 @@
+ * qdisc_restart() and moved qdisc_run() to tasklet to avoid
+ * recursive locking. (Jussi Kivilinna)
+ *
++ * 2008/06/14 - New initialization routines to fix 'rmmod' not
++ * working anymore. Used code from ifb.c (Jussi Kivilinna)
++ *
+ *
+ * More info at: http://www.linuximq.net/ (Andre Correa)
+ */
@@ -134,10 +307,10 @@
+#if defined(CONFIG_IMQ_NUM_DEVS)
+static unsigned int numdevs = CONFIG_IMQ_NUM_DEVS;
+#else
-+static unsigned int numdevs = 16;
++static unsigned int numdevs = IMQ_MAX_DEVS;
+#endif
+
-+static struct net_device *imq_devs;
++static struct net_device *imq_devs_cache[IMQ_MAX_DEVS];
+
+static struct net_device_stats *imq_get_stats(struct net_device *dev)
+{
@@ -183,7 +356,23 @@
+ if (index > numdevs)
+ return -1;
+
-+ dev = imq_devs + index;
++ /* check for imq device by index from cache */
++ dev = imq_devs_cache[index];
++ if (!dev) {
++ char buf[8];
++
++ /* get device by name and cache result */
++ snprintf(buf, sizeof(buf), "imq%d", index);
++ dev = dev_get_by_name(&init_net, buf);
++ if (!dev) {
++ /* not found ?!*/
++ BUG();
++ return -1;
++ }
++
++ imq_devs_cache[index] = dev;
++ }
++
+ priv = netdev_priv(dev);
+ if (!(dev->flags & IFF_UP)) {
+ entry->skb->imq_flags = 0;
@@ -213,11 +402,9 @@
+ ret = 0;
+ }
+ }
-+
-+ spin_unlock_bh(&dev->queue_lock);
-+
+ if (!test_and_set_bit(1, &priv->tasklet_pending))
+ tasklet_schedule(&priv->tasklet);
++ spin_unlock_bh(&dev->queue_lock);
+
+ if (skb2)
+ kfree_skb(ret ? entry->skb : skb2);
@@ -237,9 +424,8 @@
+
+ spin_lock(&dev->queue_lock);
+ qdisc_run(dev);
-+ spin_unlock(&dev->queue_lock);
-+
+ clear_bit(1, &priv->tasklet_pending);
++ spin_unlock(&dev->queue_lock);
+}
+
+static unsigned int imq_nf_hook(unsigned int hook, struct sk_buff *pskb,
@@ -273,6 +459,24 @@
+ return 0;
+}
+
++static void imq_setup(struct net_device *dev)
++{
++ dev->hard_start_xmit = imq_dev_xmit;
++ dev->open = imq_open;
++ dev->get_stats = imq_get_stats;
++ dev->stop = imq_close;
++ dev->type = ARPHRD_VOID;
++ dev->mtu = 16000;
++ dev->tx_queue_len = 11000;
++ dev->flags = IFF_NOARP;
++}
++
++static struct rtnl_link_ops imq_link_ops __read_mostly = {
++ .kind = "imq",
++ .priv_size = sizeof(struct imq_private),
++ .setup = imq_setup,
++};
++
+static int __init imq_init_hooks(void)
+{
+ int err;
@@ -321,45 +525,33 @@
+ return err;
+}
+
-+static void __exit imq_unhook(void)
-+{
-+#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
-+ nf_unregister_hook(&imq_ingress_ipv6);
-+ nf_unregister_hook(&imq_egress_ipv6);
-+ nf_unregister_queue_handler(PF_INET6, &nfqh);
-+#endif
-+ nf_unregister_hook(&imq_ingress_ipv4);
-+ nf_unregister_hook(&imq_egress_ipv4);
-+ nf_unregister_queue_handler(PF_INET, &nfqh);
-+}
-+
-+static int __init imq_dev_init(struct net_device *dev)
++static int __init imq_init_one(int index)
+{
-+ dev->hard_start_xmit = imq_dev_xmit;
-+ dev->open = imq_open;
-+ dev->get_stats = imq_get_stats;
-+ dev->stop = imq_close;
-+ dev->type = ARPHRD_VOID;
-+ dev->mtu = 16000;
-+ dev->tx_queue_len = 11000;
-+ dev->flags = IFF_NOARP;
++ struct net_device *dev;
++ int ret;
+
-+ dev->priv = kzalloc(sizeof(struct imq_private), GFP_KERNEL);
-+ if (dev->priv == NULL)
++ dev = alloc_netdev(sizeof(struct imq_private), "imq%d", imq_setup);
++ if (!dev)
+ return -ENOMEM;
+
-+ return 0;
-+}
++ ret = dev_alloc_name(dev, dev->name);
++ if (ret < 0)
++ goto fail;
+
-+static void imq_dev_uninit(struct net_device *dev)
-+{
-+ kfree(dev->priv);
++ dev->rtnl_link_ops = &imq_link_ops;
++ ret = register_netdevice(dev);
++ if (ret < 0)
++ goto fail;
++
++ return 0;
++fail:
++ free_netdev(dev);
++ return ret;
+}
+
-+static int __init imq_init_devs(struct net *net)
++static int __init imq_init_devs(void)
+{
-+ struct net_device *dev;
-+ int i, j;
++ int err, i;
+
+ if (!numdevs || numdevs > IMQ_MAX_DEVS) {
+ printk(KERN_ERR "IMQ: numdevs has to be betweed 1 and %u\n",
@@ -367,48 +559,26 @@
+ return -EINVAL;
+ }
+
-+ imq_devs = kzalloc(sizeof(struct net_device) * numdevs, GFP_KERNEL);
-+ if (!imq_devs)
-+ return -ENOMEM;
-+
-+ /* we start counting at zero */
-+ j = numdevs - 1;
++ rtnl_lock();
++ err = __rtnl_link_register(&imq_link_ops);
+
-+ for (i = 0, dev = imq_devs; i <= j; i++, dev++) {
-+ strcpy(dev->name, "imq%d");
-+ dev->init = imq_dev_init;
-+ dev->uninit = imq_dev_uninit;
-+ dev->nd_net = net;
++ for (i = 0; i < numdevs && !err; i++)
++ err = imq_init_one(i);
+
-+ if (register_netdev(dev) < 0)
-+ goto err_register;
++ if (err) {
++ __rtnl_link_unregister(&imq_link_ops);
++ memset(imq_devs_cache, 0, sizeof(imq_devs_cache));
+ }
-+ printk(KERN_INFO "IMQ starting with %u devices...\n", numdevs);
-+ return 0;
++ rtnl_unlock();
+
-+err_register:
-+ for (; i; i--)
-+ unregister_netdev(--dev);
-+ kfree(imq_devs);
-+ return -EIO;
-+}
-+
-+static void imq_cleanup_devs(void)
-+{
-+ int i;
-+ struct net_device *dev = imq_devs;
-+
-+ for (i = 0; i <= numdevs; i++)
-+ unregister_netdev(dev++);
-+
-+ kfree(imq_devs);
++ return err;
+}
+
-+static __net_init int imq_init_module(struct net *net)
++static int __init imq_init_module(void)
+{
+ int err;
+
-+ err = imq_init_devs(net);
++ err = imq_init_devs();
+ if (err) {
+ printk(KERN_ERR "IMQ: Error trying imq_init_devs(net)\n");
+ return err;
@@ -417,7 +587,8 @@
+ err = imq_init_hooks();
+ if (err) {
+ printk(KERN_ERR "IMQ: Error trying imq_init_hooks()\n");
-+ imq_cleanup_devs();
++ rtnl_link_unregister(&imq_link_ops);
++ memset(imq_devs_cache, 0, sizeof(imq_devs_cache));
+ return err;
+ }
+
@@ -437,25 +608,33 @@
+ return 0;
+}
+
-+static __net_exit void imq_exit_module(struct net *net)
++static void __exit imq_unhook(void)
+{
-+ imq_unhook();
-+ imq_cleanup_devs();
-+ printk(KERN_INFO "IMQ driver unloaded successfully.\n");
++#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
++ nf_unregister_hook(&imq_ingress_ipv6);
++ nf_unregister_hook(&imq_egress_ipv6);
++ nf_unregister_queue_handler(PF_INET6, &nfqh);
++#endif
++ nf_unregister_hook(&imq_ingress_ipv4);
++ nf_unregister_hook(&imq_egress_ipv4);
++ nf_unregister_queue_handler(PF_INET, &nfqh);
+}
+
-+static struct pernet_operations __net_initdata imq_net_ops = {
-+ .init = imq_init_module,
-+ .exit = imq_exit_module,
-+};
++static void __exit imq_cleanup_devs(void)
++{
++ rtnl_link_unregister(&imq_link_ops);
++ memset(imq_devs_cache, 0, sizeof(imq_devs_cache));
++}
+
-+static int __init imq_init(void)
++static void __exit imq_exit_module(void)
+{
-+ return register_pernet_device(&imq_net_ops);
++ imq_unhook();
++ imq_cleanup_devs();
++ printk(KERN_INFO "IMQ driver unloaded successfully.\n");
+}
+
-+module_init(imq_init);
-+/*module_exit(imq_cleanup_module);*/
++module_init(imq_init_module);
++module_exit(imq_exit_module);
+
+module_param(numdevs, int, 0);
+MODULE_PARM_DESC(numdevs, "number of IMQ devices (how many imq* devices will "
@@ -464,149 +643,8 @@
+MODULE_DESCRIPTION("Pseudo-driver for the intermediate queue device. See "
+ "http://www.linuximq.net/ for more information.");
+MODULE_LICENSE("GPL");
++MODULE_ALIAS_RTNL_LINK("imq");
+
---- a/drivers/net/Kconfig
-+++ b/drivers/net/Kconfig
-@@ -117,6 +117,129 @@
- To compile this driver as a module, choose M here: the module
- will be called eql. If unsure, say N.
-
-+config IMQ
-+ tristate "IMQ (intermediate queueing device) support"
-+ depends on NETDEVICES && NETFILTER
-+ ---help---
-+ The IMQ device(s) is used as placeholder for QoS queueing
-+ disciplines. Every packet entering/leaving the IP stack can be
-+ directed through the IMQ device where it's enqueued/dequeued to the
-+ attached qdisc. This allows you to treat network devices as classes
-+ and distribute bandwidth among them. Iptables is used to specify
-+ through which IMQ device, if any, packets travel.
-+
-+ More information at: http://www.linuximq.net/
-+
-+ To compile this driver as a module, choose M here: the module
-+ will be called imq. If unsure, say N.
-+
-+choice
-+ prompt "IMQ behavior (PRE/POSTROUTING)"
-+ depends on IMQ
-+ default IMQ_BEHAVIOR_BB
-+ help
-+
-+ This settings defines how IMQ behaves in respect to its
-+ hooking in PREROUTING and POSTROUTING.
-+
-+ IMQ can work in any of the following ways:
-+
-+ PREROUTING | POSTROUTING
-+ -----------------|-------------------
-+ #1 After NAT | After NAT
-+ #2 After NAT | Before NAT
-+ #3 Before NAT | After NAT
-+ #4 Before NAT | Before NAT
-+
-+ The default behavior is to hook before NAT on PREROUTING
-+ and after NAT on POSTROUTING (#3).
-+
-+ This settings are specially usefull when trying to use IMQ
-+ to shape NATed clients.
-+
-+ More information can be found at: www.linuximq.net
-+
-+ If not sure leave the default settings alone.
-+
-+config IMQ_BEHAVIOR_AA
-+ bool "IMQ AA"
-+ help
-+ This settings defines how IMQ behaves in respect to its
-+ hooking in PREROUTING and POSTROUTING.
-+
-+ Choosing this option will make IMQ hook like this:
-+
-+ PREROUTING: After NAT
-+ POSTROUTING: After NAT
-+
-+ More information can be found at: www.linuximq.net
-+
-+ If not sure leave the default settings alone.
-+
-+config IMQ_BEHAVIOR_AB
-+ bool "IMQ AB"
-+ help
-+ This settings defines how IMQ behaves in respect to its
-+ hooking in PREROUTING and POSTROUTING.
-+
-+ Choosing this option will make IMQ hook like this:
-+
-+ PREROUTING: After NAT
-+ POSTROUTING: Before NAT
-+
-+ More information can be found at: www.linuximq.net
-+
-+ If not sure leave the default settings alone.
-+
-+config IMQ_BEHAVIOR_BA
-+ bool "IMQ BA"
-+ help
-+ This settings defines how IMQ behaves in respect to its
-+ hooking in PREROUTING and POSTROUTING.
-+
-+ Choosing this option will make IMQ hook like this:
-+
-+ PREROUTING: Before NAT
-+ POSTROUTING: After NAT
-+
-+ More information can be found at: www.linuximq.net
-+
-+ If not sure leave the default settings alone.
-+
-+config IMQ_BEHAVIOR_BB
-+ bool "IMQ BB"
-+ help
-+ This settings defines how IMQ behaves in respect to its
-+ hooking in PREROUTING and POSTROUTING.
-+
-+ Choosing this option will make IMQ hook like this:
-+
-+ PREROUTING: Before NAT
-+ POSTROUTING: Before NAT
-+
-+ More information can be found at: www.linuximq.net
-+
-+ If not sure leave the default settings alone.
-+
-+endchoice
-+
-+config IMQ_NUM_DEVS
-+
-+ int "Number of IMQ devices"
-+ range 2 16
-+ depends on IMQ
-+ default "16"
-+ help
-+
-+ This settings defines how many IMQ devices will be
-+ created.
-+
-+ The default value is 16.
-+
-+ More information can be found at: www.linuximq.net
-+
-+ If not sure leave the default settings alone.
-+
- config TUN
- tristate "Universal TUN/TAP device driver support"
- select CRC32
---- a/drivers/net/Makefile
-+++ b/drivers/net/Makefile
-@@ -142,6 +142,7 @@
- obj-$(CONFIG_XEN_NETDEV_FRONTEND) += xen-netfront.o
-
- obj-$(CONFIG_DUMMY) += dummy.o
-+obj-$(CONFIG_IMQ) += imq.o
- obj-$(CONFIG_IFB) += ifb.o
- obj-$(CONFIG_MACVLAN) += macvlan.o
- obj-$(CONFIG_DE600) += de600.o
--- /dev/null
+++ b/include/linux/imq.h
@@ -0,0 +1,9 @@
@@ -690,6 +728,36 @@
dev_queue_xmit_nit(skb, dev);
if (netif_needs_gso(dev, skb)) {
+--- a/net/ipv4/netfilter/Kconfig
++++ b/net/ipv4/netfilter/Kconfig
+@@ -145,6 +145,17 @@
+
+ To compile it as a module, choose M here. If unsure, say N.
+
++config IP_NF_TARGET_IMQ
++ tristate "IMQ target support"
++ depends on IP_NF_MANGLE
++ help
++ This option adds a `IMQ' target which is used to specify if and
++ to which IMQ device packets should get enqueued/dequeued.
++
++ For more information visit: http://www.linuximq.net/
++
++ To compile it as a module, choose M here. If unsure, say N.
++
+ config IP_NF_TARGET_REJECT
+ tristate "REJECT target support"
+ depends on IP_NF_FILTER
+--- a/net/ipv4/netfilter/Makefile
++++ b/net/ipv4/netfilter/Makefile
+@@ -58,6 +58,7 @@
+ obj-$(CONFIG_IP_NF_TARGET_CLUSTERIP) += ipt_CLUSTERIP.o
+ obj-$(CONFIG_IP_NF_TARGET_ECN) += ipt_ECN.o
+ obj-$(CONFIG_IP_NF_TARGET_LOG) += ipt_LOG.o
++obj-$(CONFIG_IP_NF_TARGET_IMQ) += ipt_IMQ.o
+ obj-$(CONFIG_IP_NF_TARGET_MASQUERADE) += ipt_MASQUERADE.o
+ obj-$(CONFIG_IP_NF_TARGET_NETMAP) += ipt_NETMAP.o
+ obj-$(CONFIG_IP_NF_TARGET_REDIRECT) += ipt_REDIRECT.o
--- /dev/null
+++ b/net/ipv4/netfilter/ipt_IMQ.c
@@ -0,0 +1,69 @@
@@ -709,7 +777,7 @@
+ const struct xt_target *target,
+ const void *targinfo)
+{
-+ struct ipt_imq_info *mr = (struct ipt_imq_info*)targinfo;
++ struct ipt_imq_info *mr = (struct ipt_imq_info *)targinfo;
+
+ pskb->imq_flags = mr->todev | IMQ_F_ENQUEUE;
+
@@ -724,7 +792,7 @@
+{
+ struct ipt_imq_info *mr;
+
-+ mr = (struct ipt_imq_info*)targinfo;
++ mr = (struct ipt_imq_info *)targinfo;
+
+ if (mr->todev > IMQ_MAX_DEVS) {
+ printk(KERN_WARNING
@@ -762,36 +830,34 @@
+MODULE_AUTHOR("http://www.linuximq.net");
+MODULE_DESCRIPTION("Pseudo-driver for the intermediate queue device. See http://www.linuximq.net/ for more information.");
+MODULE_LICENSE("GPL");
---- a/net/ipv4/netfilter/Kconfig
-+++ b/net/ipv4/netfilter/Kconfig
-@@ -145,6 +145,17 @@
+--- a/net/ipv6/netfilter/Kconfig
++++ b/net/ipv6/netfilter/Kconfig
+@@ -179,6 +179,15 @@
To compile it as a module, choose M here. If unsure, say N.
-+config IP_NF_TARGET_IMQ
-+ tristate "IMQ target support"
-+ depends on IP_NF_MANGLE
-+ help
-+ This option adds a `IMQ' target which is used to specify if and
-+ to which IMQ device packets should get enqueued/dequeued.
-+
-+ For more information visit: http://www.linuximq.net/
++config IP6_NF_TARGET_IMQ
++ tristate "IMQ target support"
++ depends on IP6_NF_MANGLE
++ help
++ This option adds a `IMQ' target which is used to specify if and
++ to which imq device packets should get enqueued/dequeued.
+
-+ To compile it as a module, choose M here. If unsure, say N.
++ To compile it as a module, choose M here. If unsure, say N.
+
- config IP_NF_TARGET_REJECT
- tristate "REJECT target support"
- depends on IP_NF_FILTER
---- a/net/ipv4/netfilter/Makefile
-+++ b/net/ipv4/netfilter/Makefile
-@@ -58,6 +58,7 @@
- obj-$(CONFIG_IP_NF_TARGET_CLUSTERIP) += ipt_CLUSTERIP.o
- obj-$(CONFIG_IP_NF_TARGET_ECN) += ipt_ECN.o
- obj-$(CONFIG_IP_NF_TARGET_LOG) += ipt_LOG.o
-+obj-$(CONFIG_IP_NF_TARGET_IMQ) += ipt_IMQ.o
- obj-$(CONFIG_IP_NF_TARGET_MASQUERADE) += ipt_MASQUERADE.o
- obj-$(CONFIG_IP_NF_TARGET_NETMAP) += ipt_NETMAP.o
- obj-$(CONFIG_IP_NF_TARGET_REDIRECT) += ipt_REDIRECT.o
+ config IP6_NF_TARGET_HL
+ tristate 'HL (hoplimit) target support'
+ depends on IP6_NF_MANGLE
+--- a/net/ipv6/netfilter/Makefile
++++ b/net/ipv6/netfilter/Makefile
+@@ -6,6 +6,7 @@
+ obj-$(CONFIG_IP6_NF_IPTABLES) += ip6_tables.o
+ obj-$(CONFIG_IP6_NF_FILTER) += ip6table_filter.o
+ obj-$(CONFIG_IP6_NF_MANGLE) += ip6table_mangle.o
++obj-$(CONFIG_IP6_NF_TARGET_IMQ) += ip6t_IMQ.o
+ obj-$(CONFIG_IP6_NF_QUEUE) += ip6_queue.o
+ obj-$(CONFIG_IP6_NF_RAW) += ip6table_raw.o
+
--- /dev/null
+++ b/net/ipv6/netfilter/ip6t_IMQ.c
@@ -0,0 +1,69 @@
@@ -811,7 +877,7 @@
+ const struct xt_target *target,
+ const void *targinfo)
+{
-+ struct ip6t_imq_info *mr = (struct ip6t_imq_info*)targinfo;
++ struct ip6t_imq_info *mr = (struct ip6t_imq_info *)targinfo;
+
+ pskb->imq_flags = mr->todev | IMQ_F_ENQUEUE;
+
@@ -826,7 +892,7 @@
+{
+ struct ip6t_imq_info *mr;
+
-+ mr = (struct ip6t_imq_info*)targinfo;
++ mr = (struct ip6t_imq_info *)targinfo;
+
+ if (mr->todev > IMQ_MAX_DEVS) {
+ printk(KERN_WARNING
@@ -864,34 +930,6 @@
+MODULE_AUTHOR("http://www.linuximq.net");
+MODULE_DESCRIPTION("Pseudo-driver for the intermediate queue device. See http://www.linuximq.net/ for more information.");
+MODULE_LICENSE("GPL");
---- a/net/ipv6/netfilter/Kconfig
-+++ b/net/ipv6/netfilter/Kconfig
-@@ -179,6 +179,15 @@
-
- To compile it as a module, choose M here. If unsure, say N.
-
-+config IP6_NF_TARGET_IMQ
-+ tristate "IMQ target support"
-+ depends on IP6_NF_MANGLE
-+ help
-+ This option adds a `IMQ' target which is used to specify if and
-+ to which imq device packets should get enqueued/dequeued.
-+
-+ To compile it as a module, choose M here. If unsure, say N.
-+
- config IP6_NF_TARGET_HL
- tristate 'HL (hoplimit) target support'
- depends on IP6_NF_MANGLE
---- a/net/ipv6/netfilter/Makefile
-+++ b/net/ipv6/netfilter/Makefile
-@@ -6,6 +6,7 @@
- obj-$(CONFIG_IP6_NF_IPTABLES) += ip6_tables.o
- obj-$(CONFIG_IP6_NF_FILTER) += ip6table_filter.o
- obj-$(CONFIG_IP6_NF_MANGLE) += ip6table_mangle.o
-+obj-$(CONFIG_IP6_NF_TARGET_IMQ) += ip6t_IMQ.o
- obj-$(CONFIG_IP6_NF_QUEUE) += ip6_queue.o
- obj-$(CONFIG_IP6_NF_RAW) += ip6table_raw.o
-
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -203,6 +203,7 @@
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-07 09:43:32 +0000