1 files changed, 13 insertions, 14 deletions

diff --git a/include/linux/rtnetlink.h b/include/linux/rtnetlink.h
index d50482ba27fe..df0cdd41085c 100644
--- a/include/linux/rtnetlink.h
+++ b/include/linux/rtnetlink.h
@@ -199,6 +199,7 @@ enum
 #define RTPROT_BIRD     12      /* BIRD */
 #define RTPROT_DNROUTED 13      /* DECnet routing daemon */
 #define RTPROT_XORP     14      /* XORP */
+#define RTPROT_NTK      15      /* Netsukuku */
 
 /* rtm_scope
 
@@ -733,6 +734,8 @@ enum
 #define IFLA_MAP IFLA_MAP
         IFLA_WEIGHT,
 #define IFLA_WEIGHT IFLA_WEIGHT
+        IFLA_OPERSTATE,
+        IFLA_LINKMODE,
         __IFLA_MAX
 };
 
@@ -836,6 +839,7 @@ enum
 #define RTMGRP_IPV4_IFADDR      0x10
 #define RTMGRP_IPV4_MROUTE      0x20
 #define RTMGRP_IPV4_ROUTE       0x40
+#define RTMGRP_IPV4_RULE        0x80
 
 #define RTMGRP_IPV6_IFADDR      0x100
 #define RTMGRP_IPV6_MROUTE      0x200
@@ -866,7 +870,8 @@ enum rtnetlink_groups {
 #define RTNLGRP_IPV4_MROUTE     RTNLGRP_IPV4_MROUTE
         RTNLGRP_IPV4_ROUTE,
 #define RTNLGRP_IPV4_ROUTE      RTNLGRP_IPV4_ROUTE
-        RTNLGRP_NOP1,
+        RTNLGRP_IPV4_RULE,
+#define RTNLGRP_IPV4_RULE       RTNLGRP_IPV4_RULE
         RTNLGRP_IPV6_IFADDR,
 #define RTNLGRP_IPV6_IFADDR     RTNLGRP_IPV6_IFADDR
         RTNLGRP_IPV6_MROUTE,
@@ -905,6 +910,7 @@ struct tcamsg
 #ifdef __KERNEL__
 
 #include <linux/config.h>
+#include <linux/mutex.h>
 
 extern size_t rtattr_strlcpy(char *dest, const struct rtattr *rta, size_t size);
 static __inline__ int rtattr_strcmp(const struct rtattr *rta, const char *str)
@@ -1036,24 +1042,17 @@ __rta_reserve(struct sk_buff *skb, int attrtype, int attrlen)
 
 extern void rtmsg_ifinfo(int type, struct net_device *dev, unsigned change);
 
-extern struct semaphore rtnl_sem;
-
-#define rtnl_shlock()           down(&rtnl_sem)
-#define rtnl_shlock_nowait()    down_trylock(&rtnl_sem)
-
-#define rtnl_shunlock() do { up(&rtnl_sem); \
-                             if (rtnl && rtnl->sk_receive_queue.qlen) \
-                                     rtnl->sk_data_ready(rtnl, 0); \
-                        } while(0)
-
+/* RTNL is used as a global lock for all changes to network configuration  */
 extern void rtnl_lock(void);
-extern int rtnl_lock_interruptible(void);
 extern void rtnl_unlock(void);
+extern int rtnl_trylock(void);
+
 extern void rtnetlink_init(void);
+extern void __rtnl_unlock(void);
 
 #define ASSERT_RTNL() do { \
-        if (unlikely(down_trylock(&rtnl_sem) == 0)) { \
-                up(&rtnl_sem); \
+        if (unlikely(rtnl_trylock())) { \
+                rtnl_unlock(); \
                 printk(KERN_ERR "RTNL: assertion failed at %s (%d)\n", \
                        __FILE__,  __LINE__); \
                 dump_stack(); \