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authorEric Dumazet <edumazet@google.com>2019-11-03 18:24:16 -0800
committerDavid S. Miller <davem@davemloft.net>2019-11-04 11:28:49 -0800
commitb6b556afd21b48a372be8ed0c0f79428022e1b7c (patch)
treeecdd12f7e9d797bb4483800436b99202d4d83d29 /net
parent0c65b2b90d13c1deaee6449304dd367c5d4eb8ae (diff)
downloadlinux-b6b556afd21b48a372be8ed0c0f79428022e1b7c.tar.bz2
ipv6: use jhash2() in rt6_exception_hash()
Faster jhash2() can be used instead of jhash(), since IPv6 addresses have the needed alignment requirement. Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/ipv6/route.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index a63ff85fe141..c7a2022e64eb 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -1475,11 +1475,11 @@ static u32 rt6_exception_hash(const struct in6_addr *dst,
u32 val;
net_get_random_once(&seed, sizeof(seed));
- val = jhash(dst, sizeof(*dst), seed);
+ val = jhash2((const u32 *)dst, sizeof(*dst)/sizeof(u32), seed);
#ifdef CONFIG_IPV6_SUBTREES
if (src)
- val = jhash(src, sizeof(*src), val);
+ val = jhash2((const u32 *)src, sizeof(*src)/sizeof(u32), val);
#endif
return hash_32(val, FIB6_EXCEPTION_BUCKET_SIZE_SHIFT);
}