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ipv6: add priority parameter to ip6_xmit()

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Currently, ip6_xmit() sets skb->priority based on sk->sk_priority

This is not desirable for TCP since TCP shares the same ctl socket
for a given netns. We want to be able to send RST or ACK packets
with a non zero skb->priority.

This patch has no functional change.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet
2019-09-24 08:01:14 -07:00
committed by David S. Miller
parent 2b6fd3ea43
commit 4f6570d720
6 changed files with 12 additions and 9 deletions
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2
net/ipv6/inet6_connection_sock.c
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@@ -133,7 +133,7 @@ int inet6_csk_xmit(struct sock *sk, struct sk_buff *skb, struct flowi *fl_unused
fl6.daddr = sk->sk_v6_daddr;
res = ip6_xmit(sk, skb, &fl6, sk->sk_mark, rcu_dereference(np->opt),
np->tclass);
np->tclass, sk->sk_priority);
rcu_read_unlock();
return res;
}