diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/net/xfrm.h | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/include/net/xfrm.h b/include/net/xfrm.h index aaf74999a1f3..fdf3409b9209 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -304,47 +304,6 @@ extern int xfrm_register_km(struct xfrm_mgr *km); extern int xfrm_unregister_km(struct xfrm_mgr *km); -#define XFRM_FLOWCACHE_HASH_SIZE 1024 - -static inline u32 __flow_hash4(struct flowi *fl) -{ - u32 hash = fl->fl4_src ^ fl->fl_ip_sport; - - hash = ((hash & 0xF0F0F0F0) >> 4) | ((hash & 0x0F0F0F0F) << 4); - - hash ^= fl->fl4_dst ^ fl->fl_ip_dport; - hash ^= (hash >> 10); - hash ^= (hash >> 20); - return hash & (XFRM_FLOWCACHE_HASH_SIZE-1); -} - -static inline u32 __flow_hash6(struct flowi *fl) -{ - u32 hash = fl->fl6_src.s6_addr32[2] ^ - fl->fl6_src.s6_addr32[3] ^ - fl->fl_ip_sport; - - hash = ((hash & 0xF0F0F0F0) >> 4) | ((hash & 0x0F0F0F0F) << 4); - - hash ^= fl->fl6_dst.s6_addr32[2] ^ - fl->fl6_dst.s6_addr32[3] ^ - fl->fl_ip_dport; - hash ^= (hash >> 10); - hash ^= (hash >> 20); - return hash & (XFRM_FLOWCACHE_HASH_SIZE-1); -} - -static inline u32 flow_hash(struct flowi *fl, unsigned short family) -{ - switch (family) { - case AF_INET: - return __flow_hash4(fl); - case AF_INET6: - return __flow_hash6(fl); - } - return 0; /*XXX*/ -} - extern struct xfrm_policy *xfrm_policy_list[XFRM_POLICY_MAX*2]; static inline void xfrm_pol_hold(struct xfrm_policy *policy) |