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Diffstat (limited to 'ANDROID_3.4.5/include/linux/netpoll.h')
-rw-r--r--ANDROID_3.4.5/include/linux/netpoll.h156
1 files changed, 0 insertions, 156 deletions
diff --git a/ANDROID_3.4.5/include/linux/netpoll.h b/ANDROID_3.4.5/include/linux/netpoll.h
deleted file mode 100644
index 5dfa091c..00000000
--- a/ANDROID_3.4.5/include/linux/netpoll.h
+++ /dev/null
@@ -1,156 +0,0 @@
-/*
- * Common code for low-level network console, dump, and debugger code
- *
- * Derived from netconsole, kgdb-over-ethernet, and netdump patches
- */
-
-#ifndef _LINUX_NETPOLL_H
-#define _LINUX_NETPOLL_H
-
-#include <linux/netdevice.h>
-#include <linux/interrupt.h>
-#include <linux/rcupdate.h>
-#include <linux/list.h>
-
-struct netpoll {
- struct net_device *dev;
- char dev_name[IFNAMSIZ];
- const char *name;
- void (*rx_hook)(struct netpoll *, int, char *, int);
-
- __be32 local_ip, remote_ip;
- u16 local_port, remote_port;
- u8 remote_mac[ETH_ALEN];
-
- struct list_head rx; /* rx_np list element */
-};
-
-struct netpoll_info {
- atomic_t refcnt;
-
- int rx_flags;
- spinlock_t rx_lock;
- struct list_head rx_np; /* netpolls that registered an rx_hook */
-
- struct sk_buff_head arp_tx; /* list of arp requests to reply to */
- struct sk_buff_head txq;
-
- struct delayed_work tx_work;
-
- struct netpoll *netpoll;
-};
-
-void netpoll_send_udp(struct netpoll *np, const char *msg, int len);
-void netpoll_print_options(struct netpoll *np);
-int netpoll_parse_options(struct netpoll *np, char *opt);
-int __netpoll_setup(struct netpoll *np);
-int netpoll_setup(struct netpoll *np);
-int netpoll_trap(void);
-void netpoll_set_trap(int trap);
-void __netpoll_cleanup(struct netpoll *np);
-void netpoll_cleanup(struct netpoll *np);
-int __netpoll_rx(struct sk_buff *skb);
-void netpoll_send_skb_on_dev(struct netpoll *np, struct sk_buff *skb,
- struct net_device *dev);
-static inline void netpoll_send_skb(struct netpoll *np, struct sk_buff *skb)
-{
- netpoll_send_skb_on_dev(np, skb, np->dev);
-}
-
-
-
-#ifdef CONFIG_NETPOLL
-static inline bool netpoll_rx(struct sk_buff *skb)
-{
- struct netpoll_info *npinfo;
- unsigned long flags;
- bool ret = false;
-
- local_irq_save(flags);
- npinfo = rcu_dereference_bh(skb->dev->npinfo);
-
- if (!npinfo || (list_empty(&npinfo->rx_np) && !npinfo->rx_flags))
- goto out;
-
- spin_lock(&npinfo->rx_lock);
- /* check rx_flags again with the lock held */
- if (npinfo->rx_flags && __netpoll_rx(skb))
- ret = true;
- spin_unlock(&npinfo->rx_lock);
-
-out:
- local_irq_restore(flags);
- return ret;
-}
-
-static inline int netpoll_rx_on(struct sk_buff *skb)
-{
- struct netpoll_info *npinfo = rcu_dereference_bh(skb->dev->npinfo);
-
- return npinfo && (!list_empty(&npinfo->rx_np) || npinfo->rx_flags);
-}
-
-static inline int netpoll_receive_skb(struct sk_buff *skb)
-{
- if (!list_empty(&skb->dev->napi_list))
- return netpoll_rx(skb);
- return 0;
-}
-
-static inline void *netpoll_poll_lock(struct napi_struct *napi)
-{
- struct net_device *dev = napi->dev;
-
- if (dev && dev->npinfo) {
- spin_lock(&napi->poll_lock);
- napi->poll_owner = smp_processor_id();
- return napi;
- }
- return NULL;
-}
-
-static inline void netpoll_poll_unlock(void *have)
-{
- struct napi_struct *napi = have;
-
- if (napi) {
- napi->poll_owner = -1;
- spin_unlock(&napi->poll_lock);
- }
-}
-
-static inline int netpoll_tx_running(struct net_device *dev)
-{
- return irqs_disabled();
-}
-
-#else
-static inline bool netpoll_rx(struct sk_buff *skb)
-{
- return 0;
-}
-static inline int netpoll_rx_on(struct sk_buff *skb)
-{
- return 0;
-}
-static inline int netpoll_receive_skb(struct sk_buff *skb)
-{
- return 0;
-}
-static inline void *netpoll_poll_lock(struct napi_struct *napi)
-{
- return NULL;
-}
-static inline void netpoll_poll_unlock(void *have)
-{
-}
-static inline void netpoll_netdev_init(struct net_device *dev)
-{
-}
-static inline int netpoll_tx_running(struct net_device *dev)
-{
- return 0;
-}
-#endif
-
-#endif