mirror of
https://github.com/Ysurac/openmptcprouter.git
synced 2025-03-09 15:40:20 +00:00
Add 6.1 kernel support from coolsnowwolf and Ansuel
This commit is contained in:
Ycarus (Yannick Chabanois)
parent
403e257a34
commit
7360c8686d
225 changed files with 46677 additions and 66 deletions
|
|
@ -0,0 +1,167 @@
|
|||
From ffe387740bbe88dd88bbe04d6375902708003d6e Mon Sep 17 00:00:00 2001
|
||||
From: Felix Fietkau <nbd@nbd.name>
|
||||
Date: Fri, 7 Jul 2017 17:25:00 +0200
|
||||
Subject: net: add packet mangeling
|
||||
|
||||
ar8216 switches have a hardware bug, which renders normal 802.1q support
|
||||
unusable. Packet mangling is required to fix up the vlan for incoming
|
||||
packets.
|
||||
|
||||
Signed-off-by: Felix Fietkau <nbd@nbd.name>
|
||||
---
|
||||
include/linux/netdevice.h | 11 +++++++++++
|
||||
include/linux/skbuff.h | 14 ++++----------
|
||||
net/Kconfig | 6 ++++++
|
||||
net/core/dev.c | 20 +++++++++++++++-----
|
||||
net/core/skbuff.c | 17 +++++++++++++++++
|
||||
net/ethernet/eth.c | 6 ++++++
|
||||
6 files changed, 59 insertions(+), 15 deletions(-)
|
||||
|
||||
--- a/include/linux/netdevice.h
|
||||
+++ b/include/linux/netdevice.h
|
||||
@@ -1695,6 +1695,7 @@ enum netdev_priv_flags {
|
||||
IFF_LIVE_RENAME_OK = 1<<30,
|
||||
IFF_TX_SKB_NO_LINEAR = BIT_ULL(31),
|
||||
IFF_CHANGE_PROTO_DOWN = BIT_ULL(32),
|
||||
+ IFF_NO_IP_ALIGN = BIT_ULL(33),
|
||||
};
|
||||
|
||||
#define IFF_802_1Q_VLAN IFF_802_1Q_VLAN
|
||||
@@ -1729,6 +1730,7 @@ enum netdev_priv_flags {
|
||||
#define IFF_L3MDEV_RX_HANDLER IFF_L3MDEV_RX_HANDLER
|
||||
#define IFF_LIVE_RENAME_OK IFF_LIVE_RENAME_OK
|
||||
#define IFF_TX_SKB_NO_LINEAR IFF_TX_SKB_NO_LINEAR
|
||||
+#define IFF_NO_IP_ALIGN IFF_NO_IP_ALIGN
|
||||
|
||||
/* Specifies the type of the struct net_device::ml_priv pointer */
|
||||
enum netdev_ml_priv_type {
|
||||
@@ -2097,6 +2099,11 @@ struct net_device {
|
||||
const struct tlsdev_ops *tlsdev_ops;
|
||||
#endif
|
||||
|
||||
+#ifdef CONFIG_ETHERNET_PACKET_MANGLE
|
||||
+ void (*eth_mangle_rx)(struct net_device *dev, struct sk_buff *skb);
|
||||
+ struct sk_buff *(*eth_mangle_tx)(struct net_device *dev, struct sk_buff *skb);
|
||||
+#endif
|
||||
+
|
||||
const struct header_ops *header_ops;
|
||||
|
||||
unsigned char operstate;
|
||||
@@ -2172,6 +2179,10 @@ struct net_device {
|
||||
struct mctp_dev __rcu *mctp_ptr;
|
||||
#endif
|
||||
|
||||
+#ifdef CONFIG_ETHERNET_PACKET_MANGLE
|
||||
+ void *phy_ptr; /* PHY device specific data */
|
||||
+#endif
|
||||
+
|
||||
/*
|
||||
* Cache lines mostly used on receive path (including eth_type_trans())
|
||||
*/
|
||||
--- a/include/linux/skbuff.h
|
||||
+++ b/include/linux/skbuff.h
|
||||
@@ -3021,6 +3021,10 @@ static inline int pskb_trim(struct sk_bu
|
||||
return (len < skb->len) ? __pskb_trim(skb, len) : 0;
|
||||
}
|
||||
|
||||
+extern struct sk_buff *__netdev_alloc_skb_ip_align(struct net_device *dev,
|
||||
+ unsigned int length, gfp_t gfp);
|
||||
+
|
||||
+
|
||||
/**
|
||||
* pskb_trim_unique - remove end from a paged unique (not cloned) buffer
|
||||
* @skb: buffer to alter
|
||||
@@ -3170,16 +3174,6 @@ static inline struct sk_buff *dev_alloc_
|
||||
}
|
||||
|
||||
|
||||
-static inline struct sk_buff *__netdev_alloc_skb_ip_align(struct net_device *dev,
|
||||
- unsigned int length, gfp_t gfp)
|
||||
-{
|
||||
- struct sk_buff *skb = __netdev_alloc_skb(dev, length + NET_IP_ALIGN, gfp);
|
||||
-
|
||||
- if (NET_IP_ALIGN && skb)
|
||||
- skb_reserve(skb, NET_IP_ALIGN);
|
||||
- return skb;
|
||||
-}
|
||||
-
|
||||
static inline struct sk_buff *netdev_alloc_skb_ip_align(struct net_device *dev,
|
||||
unsigned int length)
|
||||
{
|
||||
--- a/net/Kconfig
|
||||
+++ b/net/Kconfig
|
||||
@@ -26,6 +26,12 @@ menuconfig NET
|
||||
|
||||
if NET
|
||||
|
||||
+config ETHERNET_PACKET_MANGLE
|
||||
+ bool
|
||||
+ help
|
||||
+ This option can be selected by phy drivers that need to mangle
|
||||
+ packets going in or out of an ethernet device.
|
||||
+
|
||||
config WANT_COMPAT_NETLINK_MESSAGES
|
||||
bool
|
||||
help
|
||||
--- a/net/core/dev.c
|
||||
+++ b/net/core/dev.c
|
||||
@@ -3585,6 +3585,11 @@ static int xmit_one(struct sk_buff *skb,
|
||||
if (dev_nit_active(dev))
|
||||
dev_queue_xmit_nit(skb, dev);
|
||||
|
||||
+#ifdef CONFIG_ETHERNET_PACKET_MANGLE
|
||||
+ if (dev->eth_mangle_tx && !(skb = dev->eth_mangle_tx(dev, skb)))
|
||||
+ return NETDEV_TX_OK;
|
||||
+#endif
|
||||
+
|
||||
len = skb->len;
|
||||
trace_net_dev_start_xmit(skb, dev);
|
||||
rc = netdev_start_xmit(skb, dev, txq, more);
|
||||
--- a/net/core/skbuff.c
|
||||
+++ b/net/core/skbuff.c
|
||||
@@ -61,6 +61,7 @@
|
||||
#include <linux/if_vlan.h>
|
||||
#include <linux/mpls.h>
|
||||
#include <linux/kcov.h>
|
||||
+#include <linux/if.h>
|
||||
|
||||
#include <net/protocol.h>
|
||||
#include <net/dst.h>
|
||||
@@ -707,6 +708,22 @@ skb_fail:
|
||||
}
|
||||
EXPORT_SYMBOL(__napi_alloc_skb);
|
||||
|
||||
+struct sk_buff *__netdev_alloc_skb_ip_align(struct net_device *dev,
|
||||
+ unsigned int length, gfp_t gfp)
|
||||
+{
|
||||
+ struct sk_buff *skb = __netdev_alloc_skb(dev, length + NET_IP_ALIGN, gfp);
|
||||
+
|
||||
+#ifdef CONFIG_ETHERNET_PACKET_MANGLE
|
||||
+ if (dev && (dev->priv_flags & IFF_NO_IP_ALIGN))
|
||||
+ return skb;
|
||||
+#endif
|
||||
+
|
||||
+ if (NET_IP_ALIGN && skb)
|
||||
+ skb_reserve(skb, NET_IP_ALIGN);
|
||||
+ return skb;
|
||||
+}
|
||||
+EXPORT_SYMBOL(__netdev_alloc_skb_ip_align);
|
||||
+
|
||||
void skb_add_rx_frag(struct sk_buff *skb, int i, struct page *page, int off,
|
||||
int size, unsigned int truesize)
|
||||
{
|
||||
--- a/net/ethernet/eth.c
|
||||
+++ b/net/ethernet/eth.c
|
||||
@@ -171,6 +171,12 @@ __be16 eth_type_trans(struct sk_buff *sk
|
||||
const struct ethhdr *eth;
|
||||
|
||||
skb->dev = dev;
|
||||
+
|
||||
+#ifdef CONFIG_ETHERNET_PACKET_MANGLE
|
||||
+ if (dev->eth_mangle_rx)
|
||||
+ dev->eth_mangle_rx(dev, skb);
|
||||
+#endif
|
||||
+
|
||||
skb_reset_mac_header(skb);
|
||||
|
||||
eth = (struct ethhdr *)skb->data;
|
||||
Loading…
Add table
Add a link
Reference in a new issue