mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-22 15:02:32 +00:00
206bebcad4
Refreshed all patches. Adapted patches: - 012-kbuild-add-macro-for-controlling-warnings-to-linux-c.patch Compile-tested on: ar71xx, cns3xxx, imx6, x86_64 Runtime-tested on: ar71xx, cns3xxx, imx6 Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>
126 lines
3.5 KiB
Diff
126 lines
3.5 KiB
Diff
From: Felix Fietkau <nbd@nbd.name>
|
|
Date: Thu, 15 Mar 2018 21:15:00 +0100
|
|
Subject: [PATCH] net: pppoe: support hardware flow table offload
|
|
|
|
Pass on the PPPoE session ID and the remote MAC address
|
|
|
|
Signed-off-by: Felix Fietkau <nbd@nbd.name>
|
|
---
|
|
|
|
--- a/drivers/net/ppp/ppp_generic.c
|
|
+++ b/drivers/net/ppp/ppp_generic.c
|
|
@@ -56,6 +56,11 @@
|
|
#include <net/net_namespace.h>
|
|
#include <net/netns/generic.h>
|
|
|
|
+#if IS_ENABLED(CONFIG_NF_FLOW_TABLE)
|
|
+#include <linux/netfilter.h>
|
|
+#include <net/netfilter/nf_flow_table.h>
|
|
+#endif
|
|
+
|
|
#define PPP_VERSION "2.4.2"
|
|
|
|
/*
|
|
@@ -1382,12 +1387,37 @@ static void ppp_dev_priv_destructor(stru
|
|
ppp_destroy_interface(ppp);
|
|
}
|
|
|
|
+#if IS_ENABLED(CONFIG_NF_FLOW_TABLE)
|
|
+static int ppp_flow_offload_check(struct flow_offload_hw_path *path)
|
|
+{
|
|
+ struct ppp *ppp = netdev_priv(path->dev);
|
|
+ struct ppp_channel *chan;
|
|
+ struct channel *pch;
|
|
+
|
|
+ if (ppp->flags & SC_MULTILINK)
|
|
+ return -EOPNOTSUPP;
|
|
+
|
|
+ if (list_empty(&ppp->channels))
|
|
+ return -ENODEV;
|
|
+
|
|
+ pch = list_first_entry(&ppp->channels, struct channel, clist);
|
|
+ chan = pch->chan;
|
|
+ if (!chan->ops->flow_offload_check)
|
|
+ return -EOPNOTSUPP;
|
|
+
|
|
+ return chan->ops->flow_offload_check(chan, path);
|
|
+}
|
|
+#endif /* CONFIG_NF_FLOW_TABLE */
|
|
+
|
|
static const struct net_device_ops ppp_netdev_ops = {
|
|
.ndo_init = ppp_dev_init,
|
|
.ndo_uninit = ppp_dev_uninit,
|
|
.ndo_start_xmit = ppp_start_xmit,
|
|
.ndo_do_ioctl = ppp_net_ioctl,
|
|
.ndo_get_stats64 = ppp_get_stats64,
|
|
+#if IS_ENABLED(CONFIG_NF_FLOW_TABLE)
|
|
+ .ndo_flow_offload_check = ppp_flow_offload_check,
|
|
+#endif
|
|
};
|
|
|
|
static struct device_type ppp_type = {
|
|
--- a/drivers/net/ppp/pppoe.c
|
|
+++ b/drivers/net/ppp/pppoe.c
|
|
@@ -78,6 +78,11 @@
|
|
#include <linux/proc_fs.h>
|
|
#include <linux/seq_file.h>
|
|
|
|
+#if IS_ENABLED(CONFIG_NF_FLOW_TABLE)
|
|
+#include <linux/netfilter.h>
|
|
+#include <net/netfilter/nf_flow_table.h>
|
|
+#endif
|
|
+
|
|
#include <linux/nsproxy.h>
|
|
#include <net/net_namespace.h>
|
|
#include <net/netns/generic.h>
|
|
@@ -978,8 +983,36 @@ static int pppoe_xmit(struct ppp_channel
|
|
return __pppoe_xmit(sk, skb);
|
|
}
|
|
|
|
+#if IS_ENABLED(CONFIG_NF_FLOW_TABLE)
|
|
+static int pppoe_flow_offload_check(struct ppp_channel *chan,
|
|
+ struct flow_offload_hw_path *path)
|
|
+{
|
|
+ struct sock *sk = (struct sock *)chan->private;
|
|
+ struct pppox_sock *po = pppox_sk(sk);
|
|
+ struct net_device *dev = po->pppoe_dev;
|
|
+
|
|
+ if (sock_flag(sk, SOCK_DEAD) ||
|
|
+ !(sk->sk_state & PPPOX_CONNECTED) || !dev)
|
|
+ return -ENODEV;
|
|
+
|
|
+ path->dev = po->pppoe_dev;
|
|
+ path->flags |= FLOW_OFFLOAD_PATH_PPPOE;
|
|
+ memcpy(path->eth_src, po->pppoe_dev->dev_addr, ETH_ALEN);
|
|
+ memcpy(path->eth_dest, po->pppoe_pa.remote, ETH_ALEN);
|
|
+ path->pppoe_sid = be16_to_cpu(po->num);
|
|
+
|
|
+ if (path->dev->netdev_ops->ndo_flow_offload_check)
|
|
+ return path->dev->netdev_ops->ndo_flow_offload_check(path);
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+#endif /* CONFIG_NF_FLOW_TABLE */
|
|
+
|
|
static const struct ppp_channel_ops pppoe_chan_ops = {
|
|
.start_xmit = pppoe_xmit,
|
|
+#if IS_ENABLED(CONFIG_NF_FLOW_TABLE)
|
|
+ .flow_offload_check = pppoe_flow_offload_check,
|
|
+#endif
|
|
};
|
|
|
|
static int pppoe_recvmsg(struct socket *sock, struct msghdr *m,
|
|
--- a/include/linux/ppp_channel.h
|
|
+++ b/include/linux/ppp_channel.h
|
|
@@ -32,6 +32,10 @@ struct ppp_channel_ops {
|
|
int (*start_xmit)(struct ppp_channel *, struct sk_buff *);
|
|
/* Handle an ioctl call that has come in via /dev/ppp. */
|
|
int (*ioctl)(struct ppp_channel *, unsigned int, unsigned long);
|
|
+
|
|
+#if IS_ENABLED(CONFIG_NF_FLOW_TABLE)
|
|
+ int (*flow_offload_check)(struct ppp_channel *, struct flow_offload_hw_path *);
|
|
+#endif
|
|
};
|
|
|
|
struct ppp_channel {
|