1 files changed, 20 insertions, 9 deletions

diff --git a/include/net/ip.h b/include/net/ip.h
index 452f229c380a..890f9725d681 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -61,11 +61,14 @@ struct ipcm_cookie {
 struct ip_ra_chain {
         struct ip_ra_chain      *next;
         struct sock             *sk;
-        void                    (*destructor)(struct sock *);
+        union {
+                void                    (*destructor)(struct sock *);
+                struct sock             *saved_sk;
+        };
+        struct rcu_head         rcu;
 };
 
 extern struct ip_ra_chain *ip_ra_chain;
-extern rwlock_t ip_ra_lock;
 
 /* IP flags. */
 #define IP_CE           0x8000          /* Flag: "Congestion"           */
@@ -162,12 +165,12 @@ struct ipv4_config {
 };
 
 extern struct ipv4_config ipv4_config;
-#define IP_INC_STATS(net, field)        SNMP_INC_STATS((net)->mib.ip_statistics, field)
-#define IP_INC_STATS_BH(net, field)     SNMP_INC_STATS_BH((net)->mib.ip_statistics, field)
-#define IP_ADD_STATS(net, field, val)   SNMP_ADD_STATS((net)->mib.ip_statistics, field, val)
-#define IP_ADD_STATS_BH(net, field, val) SNMP_ADD_STATS_BH((net)->mib.ip_statistics, field, val)
-#define IP_UPD_PO_STATS(net, field, val) SNMP_UPD_PO_STATS((net)->mib.ip_statistics, field, val)
-#define IP_UPD_PO_STATS_BH(net, field, val) SNMP_UPD_PO_STATS_BH((net)->mib.ip_statistics, field, val)
+#define IP_INC_STATS(net, field)        SNMP_INC_STATS64((net)->mib.ip_statistics, field)
+#define IP_INC_STATS_BH(net, field)     SNMP_INC_STATS64_BH((net)->mib.ip_statistics, field)
+#define IP_ADD_STATS(net, field, val)   SNMP_ADD_STATS64((net)->mib.ip_statistics, field, val)
+#define IP_ADD_STATS_BH(net, field, val) SNMP_ADD_STATS64_BH((net)->mib.ip_statistics, field, val)
+#define IP_UPD_PO_STATS(net, field, val) SNMP_UPD_PO_STATS64((net)->mib.ip_statistics, field, val)
+#define IP_UPD_PO_STATS_BH(net, field, val) SNMP_UPD_PO_STATS64_BH((net)->mib.ip_statistics, field, val)
 #define NET_INC_STATS(net, field)       SNMP_INC_STATS((net)->mib.net_statistics, field)
 #define NET_INC_STATS_BH(net, field)    SNMP_INC_STATS_BH((net)->mib.net_statistics, field)
 #define NET_INC_STATS_USER(net, field)  SNMP_INC_STATS_USER((net)->mib.net_statistics, field)
@@ -175,7 +178,15 @@ extern struct ipv4_config ipv4_config;
 #define NET_ADD_STATS_USER(net, field, adnd) SNMP_ADD_STATS_USER((net)->mib.net_statistics, field, adnd)
 
 extern unsigned long snmp_fold_field(void __percpu *mib[], int offt);
-extern int snmp_mib_init(void __percpu *ptr[2], size_t mibsize);
+#if BITS_PER_LONG==32
+extern u64 snmp_fold_field64(void __percpu *mib[], int offt, size_t sync_off);
+#else
+static inline u64 snmp_fold_field64(void __percpu *mib[], int offt, size_t syncp_off)
+{
+        return snmp_fold_field(mib, offt);
+}
+#endif
+extern int snmp_mib_init(void __percpu *ptr[2], size_t mibsize, size_t align);
 extern void snmp_mib_free(void __percpu *ptr[2]);
 
 extern struct local_ports {