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Changed IPv4 hash function to simple multiplication.

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This commit is contained in:
Jan Maria Matejka 2018-10-30 15:25:32 +01:00
parent 14375237f6
commit 84661bf6da
1 changed files with 1 additions and 7 deletions
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8
lib/ip.h
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@ -186,13 +186,7 @@ static inline int ipa_nonzero2(ip_addr a)
*/
static inline u32 ip4_hash(ip4_addr a)
{
/* Returns a 32-bit value, although low-order bits are not mixed */
u32 x = _I(a);
x ^= x << 16;
x ^= x << 12;
return x;
}
{ return u32_hash(_I(a)); }
static inline u32 ip6_hash(ip6_addr a)
{