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| author |   Jakub Kicinski <kuba@kernel.org> | 2025-02-27 10:14:23 -0800 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2025-02-27 10:20:58 -0800 |
| commit | 357660d7596bd40d1004762739e426b1fbe10a14 (patch) | |
| tree | feb18577cb2b07ee34bf9d64f8d79f39811583cc /net/core/sock.c | |
| parent | net: ethernet: mtk_ppe_offload: Allow QinQ, double ETH_P_8021Q only (diff) | |
| parent | Merge tag 'net-6.14-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net (diff) | |
| download | wireguard-linux-357660d7596bd40d1004762739e426b1fbe10a14.tar.xz wireguard-linux-357660d7596bd40d1004762739e426b1fbe10a14.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR (net-6.14-rc5).
Conflicts:
drivers/net/ethernet/cadence/macb_main.c
fa52f15c745c ("net: cadence: macb: Synchronize stats calculations")
75696dd0fd72 ("net: cadence: macb: Convert to get_stats64")
https://lore.kernel.org/20250224125848.68ee63e5@canb.auug.org.au
Adjacent changes:
drivers/net/ethernet/intel/ice/ice_sriov.c
79990cf5e7ad ("ice: Fix deinitializing VF in error path")
a203163274a4 ("ice: simplify VF MSI-X managing")
net/ipv4/tcp.c
18912c520674 ("tcp: devmem: don't write truncated dmabuf CMSGs to userspace")
297d389e9e5b ("net: prefix devmem specific helpers")
net/mptcp/subflow.c
8668860b0ad3 ("mptcp: reset when MPTCP opts are dropped after join")
c3349a22c200 ("mptcp: consolidate subflow cleanup")
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/core/sock.c')
| -rw-r--r-- | net/core/sock.c | 27 |
1 files changed, 22 insertions, 5 deletions
diff --git a/net/core/sock.c b/net/core/sock.c index 5ac445f8244b..23bce41f7f1f 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -2261,6 +2261,7 @@ struct sock *sk_alloc(struct net *net, int family, gfp_t priority, get_net_track(net, &sk->ns_tracker, priority); sock_inuse_add(net, 1); } else { + net_passive_inc(net); __netns_tracker_alloc(net, &sk->ns_tracker, false, priority); } @@ -2285,6 +2286,7 @@ EXPORT_SYMBOL(sk_alloc); static void __sk_destruct(struct rcu_head *head) { struct sock *sk = container_of(head, struct sock, sk_rcu); + struct net *net = sock_net(sk); struct sk_filter *filter; if (sk->sk_destruct) @@ -2316,14 +2318,28 @@ static void __sk_destruct(struct rcu_head *head) put_cred(sk->sk_peer_cred); put_pid(sk->sk_peer_pid); - if (likely(sk->sk_net_refcnt)) - put_net_track(sock_net(sk), &sk->ns_tracker); - else - __netns_tracker_free(sock_net(sk), &sk->ns_tracker, false); - + if (likely(sk->sk_net_refcnt)) { + put_net_track(net, &sk->ns_tracker); + } else { + __netns_tracker_free(net, &sk->ns_tracker, false); + net_passive_dec(net); + } sk_prot_free(sk->sk_prot_creator, sk); } +void sk_net_refcnt_upgrade(struct sock *sk) +{ + struct net *net = sock_net(sk); + + WARN_ON_ONCE(sk->sk_net_refcnt); + __netns_tracker_free(net, &sk->ns_tracker, false); + net_passive_dec(net); + sk->sk_net_refcnt = 1; + get_net_track(net, &sk->ns_tracker, GFP_KERNEL); + sock_inuse_add(net, 1); +} +EXPORT_SYMBOL_GPL(sk_net_refcnt_upgrade); + void sk_destruct(struct sock *sk) { bool use_call_rcu = sock_flag(sk, SOCK_RCU_FREE); @@ -2420,6 +2436,7 @@ struct sock *sk_clone_lock(const struct sock *sk, const gfp_t priority) * is not properly dismantling its kernel sockets at netns * destroy time. */ + net_passive_inc(sock_net(newsk)); __netns_tracker_alloc(sock_net(newsk), &newsk->ns_tracker, false, priority); } |