block: Seperate read and write statistics of in_flight requests v2

[safe/jmp/linux-2.6] / include / net / addrconf.h

diff --git a/include/net/addrconf.h b/include/net/addrconf.h
index 0a2f037..0f7c378 100644 (file)
--- a/include/net/addrconf.h
+++ b/include/net/addrconf.h
@@ -80,26 +80,50 @@ extern struct inet6_ifaddr      *ipv6_get_ifaddr(struct net *net,
                                                 struct net_device *dev,
                                                 int strict);
 
-extern int                     ipv6_dev_get_saddr(struct net_device *dev, 
+extern int                     ipv6_dev_get_saddr(struct net *net,
+                                              struct net_device *dev,
                                               const struct in6_addr *daddr,
                                               unsigned int srcprefs,
                                               struct in6_addr *saddr);
 extern int                     ipv6_get_lladdr(struct net_device *dev,
                                                struct in6_addr *addr,
                                                unsigned char banned_flags);
-extern int                     ipv6_rcv_saddr_equal(const struct sock *sk, 
-                                                     const struct sock *sk2);
+extern int                     ipv6_rcv_saddr_equal(const struct sock *sk,
+                                                   const struct sock *sk2);
 extern void                    addrconf_join_solict(struct net_device *dev,
                                        struct in6_addr *addr);
 extern void                    addrconf_leave_solict(struct inet6_dev *idev,
                                        struct in6_addr *addr);
 
+static inline unsigned long addrconf_timeout_fixup(u32 timeout,
+                                                   unsigned unit)
+{
+       if (timeout == 0xffffffff)
+               return ~0UL;
+
+       /*
+        * Avoid arithmetic overflow.
+        * Assuming unit is constant and non-zero, this "if" statement
+        * will go away on 64bit archs.
+        */
+       if (0xfffffffe > LONG_MAX / unit && timeout > LONG_MAX / unit)
+               return LONG_MAX / unit;
+
+       return timeout;
+}
+
+static inline int addrconf_finite_timeout(unsigned long timeout)
+{
+       return ~timeout;
+}
+
 /*
  *     IPv6 Address Label subsystem (addrlabel.c)
  */
 extern int                     ipv6_addr_label_init(void);
 extern void                    ipv6_addr_label_rtnl_register(void);
-extern u32                     ipv6_addr_label(const struct in6_addr *addr,
+extern u32                     ipv6_addr_label(struct net *net,
+                                               const struct in6_addr *addr,
                                                int type, int ifindex);
 
 /*
@@ -119,6 +143,8 @@ extern int __ipv6_dev_mc_dec(struct inet6_dev *idev, const struct in6_addr *addr
 extern int ipv6_dev_mc_dec(struct net_device *dev, const struct in6_addr *addr);
 extern void ipv6_mc_up(struct inet6_dev *idev);
 extern void ipv6_mc_down(struct inet6_dev *idev);
+extern void ipv6_mc_unmap(struct inet6_dev *idev);
+extern void ipv6_mc_remap(struct inet6_dev *idev);
 extern void ipv6_mc_init_dev(struct inet6_dev *idev);
 extern void ipv6_mc_destroy_dev(struct inet6_dev *idev);
 extern void addrconf_dad_failure(struct inet6_ifaddr *ifp);