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M7350v7_en_gpl

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T
2024-09-09 08:59:52 +00:00
parent f75098198c
commit 46ba6f09ec
1372 changed files with 1231198 additions and 1184 deletions
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16
kernel/net/core/dev.c Normal file → Executable file
View File

@ -175,6 +175,13 @@ static int call_netdevice_notifiers_info(unsigned long val,
DEFINE_RWLOCK(dev_base_lock);
EXPORT_SYMBOL(dev_base_lock);
//[zhangguosong start] 2018-05-07
/*
*brief 对所有来自WAN的流量均设置数据包的mark字段
*/
#define MASK_FOR_WAN2LAN (0x00008000)
//[zhangguosong end]
/* protects napi_hash addition/deletion and napi_gen_id */
static DEFINE_SPINLOCK(napi_hash_lock);
@ -3412,6 +3419,14 @@ static int netif_rx_internal(struct sk_buff *skb)
net_timestamp_check(netdev_tstamp_prequeue, skb);
trace_netif_rx(skb);
//[zhangguosong start] 2018-05-07 for mark downstream (traffic from wan interface)
if (skb->dev && (skb->dev->priv_flags & IFF_WAN_DEV))
{
skb->mark |= MASK_FOR_WAN2LAN;
}
//[zhangguosong end]
#ifdef CONFIG_RPS
WARN_ONCE(skb_cloned(skb), "Cloned packet from dev %s\n",
skb->dev->name);
@ -5621,6 +5636,7 @@ void dev_set_rx_mode(struct net_device *dev)
netif_addr_unlock_bh(dev);
}
/**
* dev_get_flags - get flags reported to userspace
* @dev: device

44
kernel/net/core/dev_ioctl.c Normal file → Executable file
View File

@ -17,6 +17,35 @@
* match. --pb
*/
#define SIOCSIFPRIVFLAGS 0x89ba //set device priv_flags
#define SIOCGIFPRIVFLAGS 0x89bb //get device priv_flags
//[zhangguosong start] 2018-06-20
static unsigned int dev_get_privflags(const struct net_device *dev)
{
return dev->priv_flags;
}
static unsigned int dev_change_privflags(struct net_device *dev, unsigned int flags)
{
int old_flags = dev->priv_flags;
if ((old_flags ^ flags) & IFF_WAN_DEV)
{
if (old_flags & IFF_WAN_DEV)
{
dev->priv_flags &= ~IFF_WAN_DEV;
}
else
{
dev->priv_flags |= IFF_WAN_DEV;
}
}
return 0;
}
//[zhangguosong end]
static int dev_ifname(struct net *net, struct ifreq __user *arg)
{
struct ifreq ifr;
@ -115,6 +144,7 @@ static int dev_ifconf(struct net *net, char __user *arg)
return copy_to_user(arg, &ifc, sizeof(struct ifconf)) ? -EFAULT : 0;
}
#define ifr_iflags ifr_ifru.ifru_ivalue /* add by zhangguosong, for traffic control module */
/*
* Perform the SIOCxIFxxx calls, inside rcu_read_lock()
*/
@ -127,6 +157,10 @@ static int dev_ifsioc_locked(struct net *net, struct ifreq *ifr, unsigned int cm
return -ENODEV;
switch (cmd) {
//[zhangguosong start]
case SIOCGIFPRIVFLAGS: /* Get interface priv_flags */
ifr->ifr_iflags = dev_get_privflags(dev);
//[zhangguosng end]
case SIOCGIFFLAGS: /* Get interface flags */
ifr->ifr_flags = (short) dev_get_flags(dev);
return 0;
@ -248,6 +282,10 @@ static int dev_ifsioc(struct net *net, struct ifreq *ifr, unsigned int cmd)
ops = dev->netdev_ops;
switch (cmd) {
//[zhangguosong start] 2018-06-20
case SIOCSIFPRIVFLAGS:
return dev_change_privflags(dev, ifr->ifr_iflags);
//[zhangguosong end]
case SIOCSIFFLAGS: /* Set interface flags */
return dev_change_flags(dev, ifr->ifr_flags);
@ -427,6 +465,9 @@ int dev_ioctl(struct net *net, unsigned int cmd, void __user *arg)
* - atomic and do not require locking.
* - return a value
*/
//[zhangguosong start]
case SIOCGIFPRIVFLAGS:
//[zhangguosong end]
case SIOCGIFFLAGS:
case SIOCGIFMETRIC:
case SIOCGIFMTU:
@ -503,6 +544,9 @@ int dev_ioctl(struct net *net, unsigned int cmd, void __user *arg)
* - require strict serialization.
* - do not return a value
*/
//[zhangguosong start] 2018-06-20
case SIOCSIFPRIVFLAGS:
//[zhangguosong end]
case SIOCSIFFLAGS:
case SIOCSIFMETRIC:
case SIOCSIFMTU: