summaryrefslogtreecommitdiffstats
path: root/include/linux/netpoll.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/netpoll.h')
-rw-r--r--include/linux/netpoll.h28
1 files changed, 23 insertions, 5 deletions
diff --git a/include/linux/netpoll.h b/include/linux/netpoll.h
index 66d5379c305..9d7d8c64f7c 100644
--- a/include/linux/netpoll.h
+++ b/include/linux/netpoll.h
@@ -12,28 +12,38 @@
#include <linux/rcupdate.h>
#include <linux/list.h>
+union inet_addr {
+ __u32 all[4];
+ __be32 ip;
+ __be32 ip6[4];
+ struct in_addr in;
+ struct in6_addr in6;
+};
+
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;
+ union inet_addr local_ip, remote_ip;
+ bool ipv6;
u16 local_port, remote_port;
u8 remote_mac[ETH_ALEN];
struct list_head rx; /* rx_np list element */
- struct rcu_head rcu;
+ struct work_struct cleanup_work;
};
struct netpoll_info {
atomic_t refcnt;
- int rx_flags;
+ unsigned long rx_flags;
spinlock_t rx_lock;
+ struct mutex dev_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 neigh_tx; /* list of neigh requests to reply to */
struct sk_buff_head txq;
struct delayed_work tx_work;
@@ -42,6 +52,14 @@ struct netpoll_info {
struct rcu_head rcu;
};
+#ifdef CONFIG_NETPOLL
+extern int netpoll_rx_disable(struct net_device *dev);
+extern void netpoll_rx_enable(struct net_device *dev);
+#else
+static inline int netpoll_rx_disable(struct net_device *dev) { return 0; }
+static inline void netpoll_rx_enable(struct net_device *dev) { return; }
+#endif
+
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);
@@ -50,7 +68,7 @@ int netpoll_setup(struct netpoll *np);
int netpoll_trap(void);
void netpoll_set_trap(int trap);
void __netpoll_cleanup(struct netpoll *np);
-void __netpoll_free_rcu(struct netpoll *np);
+void __netpoll_free_async(struct netpoll *np);
void netpoll_cleanup(struct netpoll *np);
int __netpoll_rx(struct sk_buff *skb, struct netpoll_info *npinfo);
void netpoll_send_skb_on_dev(struct netpoll *np, struct sk_buff *skb,