diff options
| author | Kuniyuki Iwashima <kuniyu@amazon.com> | 2022-09-07 18:10:20 -0700 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2022-09-20 10:21:49 -0700 |
| commit | 4461568aa4e565de2c336f4875ddf912f26da8a5 (patch) | |
| tree | f16df651fb474e16ed08b17be120e8305df8198d /net/mptcp | |
| parent | 429e42c1c54e0d9bfe880195f7d4a8fd5a727194 (diff) | |
| download | linux-4461568aa4e565de2c336f4875ddf912f26da8a5.tar.bz2 | |
tcp: Access &tcp_hashinfo via net.
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>
Diffstat (limited to 'net/mptcp')
| -rw-r--r-- | net/mptcp/mptcp_diag.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/net/mptcp/mptcp_diag.c b/net/mptcp/mptcp_diag.c index 7f9a71780437..8df1bdb647e2 100644 --- a/net/mptcp/mptcp_diag.c +++ b/net/mptcp/mptcp_diag.c @@ -81,15 +81,18 @@ static void mptcp_diag_dump_listeners(struct sk_buff *skb, struct netlink_callba struct mptcp_diag_ctx *diag_ctx = (void *)cb->ctx; struct nlattr *bc = cb_data->inet_diag_nla_bc; struct net *net = sock_net(skb->sk); + struct inet_hashinfo *hinfo; int i; - for (i = diag_ctx->l_slot; i <= tcp_hashinfo.lhash2_mask; i++) { + hinfo = net->ipv4.tcp_death_row.hashinfo; + + for (i = diag_ctx->l_slot; i <= hinfo->lhash2_mask; i++) { struct inet_listen_hashbucket *ilb; struct hlist_nulls_node *node; struct sock *sk; int num = 0; - ilb = &tcp_hashinfo.lhash2[i]; + ilb = &hinfo->lhash2[i]; rcu_read_lock(); spin_lock(&ilb->lock); |