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tcp: Access &tcp_hashinfo via net.

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We will soon introduce an optional per-netns ehash.

This means we cannot use tcp_hashinfo directly in most places.

Instead, access it via net->ipv4.tcp_death_row.hashinfo.

The access will be valid only while initialising tcp_hashinfo
itself and creating/destroying each netns.

Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Kuniyuki Iwashima
2022-09-07 18:10:20 -07:00
committed by Jakub Kicinski
parent 429e42c1c5
commit 4461568aa4
17 changed files with 108 additions and 78 deletions
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5
drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c
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@@ -1069,8 +1069,7 @@ static void chtls_pass_accept_rpl(struct sk_buff *skb,
cxgb4_l2t_send(csk->egress_dev, skb, csk->l2t_entry);
}
static void inet_inherit_port(struct inet_hashinfo *hash_info,
struct sock *lsk, struct sock *newsk)
static void inet_inherit_port(struct sock *lsk, struct sock *newsk)
{
local_bh_disable();
__inet_inherit_port(lsk, newsk);
@@ -1240,7 +1239,7 @@ static struct sock *chtls_recv_sock(struct sock *lsk,
ipv4.sysctl_tcp_window_scaling),
tp->window_clamp);
neigh_release(n);
inet_inherit_port(&tcp_hashinfo, lsk, newsk);
inet_inherit_port(lsk, newsk);
csk_set_flag(csk, CSK_CONN_INLINE);
bh_unlock_sock(newsk); /* tcp_create_openreq_child ->sk_clone_lock */