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e39414ed07
Refreshed all patches Dropped upstreamed patches: 522-PCI-aardvark-fix-logic-in-PCI-configuration-read-write-functions.patch 523-PCI-aardvark-set-PIO_ADDR_LS-correctly-in-advk_pcie_rd_conf.patch 525-PCI-aardvark-use-isr1-instead-of-isr0-interrupt-in-legacy-irq-mode.patch 527-PCI-aardvark-fix-PCIe-max-read-request-size-setting.patch updated patches: 524-PCI-aardvark-set-host-and-device-to-the-same-MAX-payload-size.patch 030-USB-serial-option-fix-dwm-158-3g-modem-interface.patch Added new ARM64 symbol: CONFIG_ARM64_ERRATUM_1024718 Compile-tested on: cns3xxx, imx6, mvebu (arm64), x86_64 Runtime-tested on: cns3xxx, imx6, x86_64 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>
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Date: Thu, 15 Mar 2018 21:15:00 +0100
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Subject: [PATCH] net: pppoe: support hardware flow table offload
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Pass on the PPPoE session ID and the remote MAC address
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Signed-off-by: Felix Fietkau <nbd@nbd.name>
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---
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--- a/drivers/net/ppp/ppp_generic.c
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+++ b/drivers/net/ppp/ppp_generic.c
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@@ -56,6 +56,11 @@
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#include <net/net_namespace.h>
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#include <net/netns/generic.h>
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+#if IS_ENABLED(CONFIG_NF_FLOW_TABLE)
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+#include <linux/netfilter.h>
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+#include <net/netfilter/nf_flow_table.h>
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+#endif
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+
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#define PPP_VERSION "2.4.2"
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/*
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@@ -1382,12 +1387,37 @@ static void ppp_dev_priv_destructor(stru
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ppp_destroy_interface(ppp);
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}
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+#if IS_ENABLED(CONFIG_NF_FLOW_TABLE)
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+static int ppp_flow_offload_check(struct flow_offload_hw_path *path)
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+{
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+ struct ppp *ppp = netdev_priv(path->dev);
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+ struct ppp_channel *chan;
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+ struct channel *pch;
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+
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+ if (ppp->flags & SC_MULTILINK)
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+ return -EOPNOTSUPP;
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+
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+ if (list_empty(&ppp->channels))
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+ return -ENODEV;
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+
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+ pch = list_first_entry(&ppp->channels, struct channel, clist);
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+ chan = pch->chan;
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+ if (!chan->ops->flow_offload_check)
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+ return -EOPNOTSUPP;
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+
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+ return chan->ops->flow_offload_check(chan, path);
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+}
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+#endif /* CONFIG_NF_FLOW_TABLE */
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+
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static const struct net_device_ops ppp_netdev_ops = {
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.ndo_init = ppp_dev_init,
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.ndo_uninit = ppp_dev_uninit,
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.ndo_start_xmit = ppp_start_xmit,
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.ndo_do_ioctl = ppp_net_ioctl,
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.ndo_get_stats64 = ppp_get_stats64,
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+#if IS_ENABLED(CONFIG_NF_FLOW_TABLE)
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+ .ndo_flow_offload_check = ppp_flow_offload_check,
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+#endif
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};
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static struct device_type ppp_type = {
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--- a/drivers/net/ppp/pppoe.c
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+++ b/drivers/net/ppp/pppoe.c
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@@ -78,6 +78,11 @@
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#include <linux/proc_fs.h>
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#include <linux/seq_file.h>
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+#if IS_ENABLED(CONFIG_NF_FLOW_TABLE)
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+#include <linux/netfilter.h>
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+#include <net/netfilter/nf_flow_table.h>
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+#endif
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+
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#include <linux/nsproxy.h>
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#include <net/net_namespace.h>
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#include <net/netns/generic.h>
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@@ -974,8 +979,36 @@ static int pppoe_xmit(struct ppp_channel
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return __pppoe_xmit(sk, skb);
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}
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+#if IS_ENABLED(CONFIG_NF_FLOW_TABLE)
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+static int pppoe_flow_offload_check(struct ppp_channel *chan,
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+ struct flow_offload_hw_path *path)
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+{
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+ struct sock *sk = (struct sock *)chan->private;
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+ struct pppox_sock *po = pppox_sk(sk);
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+ struct net_device *dev = po->pppoe_dev;
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+
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+ if (sock_flag(sk, SOCK_DEAD) ||
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+ !(sk->sk_state & PPPOX_CONNECTED) || !dev)
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+ return -ENODEV;
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+
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+ path->dev = po->pppoe_dev;
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+ path->flags |= FLOW_OFFLOAD_PATH_PPPOE;
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+ memcpy(path->eth_src, po->pppoe_dev->dev_addr, ETH_ALEN);
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+ memcpy(path->eth_dest, po->pppoe_pa.remote, ETH_ALEN);
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+ path->pppoe_sid = be16_to_cpu(po->num);
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+
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+ if (path->dev->netdev_ops->ndo_flow_offload_check)
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+ return path->dev->netdev_ops->ndo_flow_offload_check(path);
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+
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+ return 0;
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+}
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+#endif /* CONFIG_NF_FLOW_TABLE */
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+
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static const struct ppp_channel_ops pppoe_chan_ops = {
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.start_xmit = pppoe_xmit,
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+#if IS_ENABLED(CONFIG_NF_FLOW_TABLE)
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+ .flow_offload_check = pppoe_flow_offload_check,
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+#endif
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};
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static int pppoe_recvmsg(struct socket *sock, struct msghdr *m,
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--- a/include/linux/ppp_channel.h
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+++ b/include/linux/ppp_channel.h
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@@ -32,6 +32,10 @@ struct ppp_channel_ops {
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int (*start_xmit)(struct ppp_channel *, struct sk_buff *);
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/* Handle an ioctl call that has come in via /dev/ppp. */
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int (*ioctl)(struct ppp_channel *, unsigned int, unsigned long);
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+
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+#if IS_ENABLED(CONFIG_NF_FLOW_TABLE)
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+ int (*flow_offload_check)(struct ppp_channel *, struct flow_offload_hw_path *);
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+#endif
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};
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struct ppp_channel {
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