diff options
| author | Jozsef Kadlecsik <kadlec@netfilter.org> | 2020-09-21 10:21:39 +0200 |
|---|---|---|
| committer | Jozsef Kadlecsik <kadlec@netfilter.org> | 2020-09-21 10:21:39 +0200 |
| commit | de340a7f1a9cf21931d94ea8814545c4b2d172b0 (patch) | |
| tree | 0a69eaed9d425a233d4213e3cb3e129d5d25796f /kernel/net/netfilter/ipset/ip_set_hash_net.c | |
| parent | dfdbad53f9c5a7bc3f357b53f11a840c8fda3635 (diff) | |
Add bucketsize parameter to all hash types
The parameter defines the upper limit in any hash bucket at adding new entries
from userspace - if the limit would be exceeded, ipset doubles the hash size
and rehashes. It means the set may consume more memory but gives faster
evaluation at matching in the set.
Signed-off-by: Jozsef Kadlecsik <kadlec@netfilter.org>
Diffstat (limited to 'kernel/net/netfilter/ipset/ip_set_hash_net.c')
| -rw-r--r-- | kernel/net/netfilter/ipset/ip_set_hash_net.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/kernel/net/netfilter/ipset/ip_set_hash_net.c b/kernel/net/netfilter/ipset/ip_set_hash_net.c index 923bffb..cc00345 100644 --- a/kernel/net/netfilter/ipset/ip_set_hash_net.c +++ b/kernel/net/netfilter/ipset/ip_set_hash_net.c @@ -25,7 +25,8 @@ /* 3 Counters support added */ /* 4 Comments support added */ /* 5 Forceadd support added */ -#define IPSET_TYPE_REV_MAX 6 /* skbinfo mapping support added */ +/* 6 skbinfo support added */ +#define IPSET_TYPE_REV_MAX 7 /* bucketsize support added */ MODULE_LICENSE("GPL"); MODULE_AUTHOR("Jozsef Kadlecsik <kadlec@netfilter.org>"); @@ -355,11 +356,12 @@ static struct ip_set_type hash_net_type __read_mostly = { .family = NFPROTO_UNSPEC, .revision_min = IPSET_TYPE_REV_MIN, .revision_max = IPSET_TYPE_REV_MAX, + .create_flags[IPSET_TYPE_REV_MAX] = IPSET_CREATE_FLAG_BUCKETSIZE, .create = hash_net_create, .create_policy = { [IPSET_ATTR_HASHSIZE] = { .type = NLA_U32 }, [IPSET_ATTR_MAXELEM] = { .type = NLA_U32 }, - [IPSET_ATTR_PROBES] = { .type = NLA_U8 }, + [IPSET_ATTR_BUCKETSIZE] = { .type = NLA_U8 }, [IPSET_ATTR_RESIZE] = { .type = NLA_U8 }, [IPSET_ATTR_TIMEOUT] = { .type = NLA_U32 }, [IPSET_ATTR_CADT_FLAGS] = { .type = NLA_U32 }, |