mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-22 20:23:57 +08:00
[IPV6] ADDRCONF: Uninline ipv6_addr_hash().
The function is only used in net/ipv6/addrconf.c. Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
This commit is contained in:
parent
fed85383ac
commit
3eb84f4929
@ -189,25 +189,6 @@ static inline void in6_ifa_put(struct inet6_ifaddr *ifp)
|
||||
#define in6_ifa_hold(ifp) atomic_inc(&(ifp)->refcnt)
|
||||
|
||||
|
||||
/*
|
||||
* Hash function taken from net_alias.c
|
||||
*/
|
||||
|
||||
static __inline__ u8 ipv6_addr_hash(const struct in6_addr *addr)
|
||||
{
|
||||
__u32 word;
|
||||
|
||||
/*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
word = (__force u32)(addr->s6_addr32[2] ^ addr->s6_addr32[3]);
|
||||
word ^= (word >> 16);
|
||||
word ^= (word >> 8);
|
||||
|
||||
return ((word ^ (word >> 4)) & 0x0f);
|
||||
}
|
||||
|
||||
/*
|
||||
* compute link-local solicited-node multicast address
|
||||
|
@ -541,6 +541,25 @@ ipv6_link_dev_addr(struct inet6_dev *idev, struct inet6_ifaddr *ifp)
|
||||
*ifap = ifp;
|
||||
}
|
||||
|
||||
/*
|
||||
* Hash function taken from net_alias.c
|
||||
*/
|
||||
static u8 ipv6_addr_hash(const struct in6_addr *addr)
|
||||
{
|
||||
__u32 word;
|
||||
|
||||
/*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
word = (__force u32)(addr->s6_addr32[2] ^ addr->s6_addr32[3]);
|
||||
word ^= (word >> 16);
|
||||
word ^= (word >> 8);
|
||||
|
||||
return ((word ^ (word >> 4)) & 0x0f);
|
||||
}
|
||||
|
||||
/* On success it returns ifp with increased reference count */
|
||||
|
||||
static struct inet6_ifaddr *
|
||||
|
Loading…
Reference in New Issue
Block a user