#include <linux/delay.h>
#include <linux/notifier.h>
#include <linux/string.h>
+#include <linux/hash.h>
#include <net/net_namespace.h>
#include <net/sock.h>
list_add_tail(&ifp->if_list, p);
}
-static u32 ipv6_addr_hash(const struct in6_addr *addr)
+static u32 inet6_addr_hash(const struct in6_addr *addr)
{
- /*
- * We perform the hash function over the last 64 bits of the address
- * This will include the IEEE address token on links that support it.
- */
- return jhash_2words((__force u32)addr->s6_addr32[2],
- (__force u32)addr->s6_addr32[3], 0)
- & (IN6_ADDR_HSIZE - 1);
+ return hash_32(ipv6_addr_hash(addr), IN6_ADDR_HSIZE_SHIFT);
}
/* On success it returns ifp with increased reference count */
in6_ifa_hold(ifa);
/* Add to big hash table */
- hash = ipv6_addr_hash(addr);
+ hash = inet6_addr_hash(addr);
hlist_add_head_rcu(&ifa->addr_lst, &inet6_addr_lst[hash]);
spin_unlock(&addrconf_hash_lock);
{
struct inet6_ifaddr *ifp;
struct hlist_node *node;
- unsigned int hash = ipv6_addr_hash(addr);
+ unsigned int hash = inet6_addr_hash(addr);
rcu_read_lock_bh();
hlist_for_each_entry_rcu(ifp, node, &inet6_addr_lst[hash], addr_lst) {
static bool ipv6_chk_same_addr(struct net *net, const struct in6_addr *addr,
struct net_device *dev)
{
- unsigned int hash = ipv6_addr_hash(addr);
+ unsigned int hash = inet6_addr_hash(addr);
struct inet6_ifaddr *ifp;
struct hlist_node *node;
struct net_device *dev, int strict)
{
struct inet6_ifaddr *ifp, *result = NULL;
- unsigned int hash = ipv6_addr_hash(addr);
+ unsigned int hash = inet6_addr_hash(addr);
struct hlist_node *node;
rcu_read_lock_bh();
int ret = 0;
struct inet6_ifaddr *ifp = NULL;
struct hlist_node *n;
- unsigned int hash = ipv6_addr_hash(addr);
+ unsigned int hash = inet6_addr_hash(addr);
rcu_read_lock_bh();
hlist_for_each_entry_rcu_bh(ifp, n, &inet6_addr_lst[hash], addr_lst) {