1 files changed, 10 insertions, 1 deletions

diff --git a/include/linux/netpoll.h b/include/linux/netpoll.h
index f54c3bb6a22b..ab856d507b7e 100644
--- a/include/linux/netpoll.h
+++ b/include/linux/netpoll.h
@@ -38,8 +38,9 @@ struct netpoll {
 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 neigh_tx; /* list of neigh requests to reply to */
@@ -51,6 +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);