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ipvs: drop SCTP connections depending on state

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Drop SCTP connections under load (dropentry context) depending
on the protocol state, just like for TCP: INIT conns are
dropped immediately, established are dropped randomly while
connections in progress or shutdown are skipped.

Signed-off-by: Julian Anastasov <ja@ssi.bg>
Signed-off-by: Simon Horman <horms@verge.net.au>
This commit is contained in:
Julian Anastasov 2013-06-18 10:08:08 +03:00 committed by Simon Horman
parent 61e7c420b4
commit acaac5d8bb
1 changed files with 12 additions and 0 deletions
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12
net/netfilter/ipvs/ip_vs_conn.c
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@ -1231,6 +1231,18 @@ void ip_vs_random_dropentry(struct net *net)
default:
continue;
}
} else if (cp->protocol == IPPROTO_SCTP) {
switch (cp->state) {
case IP_VS_SCTP_S_INIT1:
case IP_VS_SCTP_S_INIT:
break;
case IP_VS_SCTP_S_ESTABLISHED:
if (todrop_entry(cp))
break;
continue;
default:
continue;
}
} else {
if (!todrop_entry(cp))
continue;