diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-05-16 10:14:59 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-05-16 10:14:59 -0300 |
| commit | c5468a28efde5978644f1a7eef67780abcd16340 (patch) | |
| tree | aeb3bf60fa53768a5b514abb824415659898b99b /net/rds/tcp.c | |
| parent | 843e5ba75ee859df92a09d98370bdd1c8607cdd0 (diff) | |
| parent | 42226c989789d8da4af1de0c31070c96726d990c (diff) | |
Merge remote-tracking branch 'torvalds/master' into perf/core
To pick up fixes from perf/urgent.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'net/rds/tcp.c')
| -rw-r--r-- | net/rds/tcp.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/net/rds/tcp.c b/net/rds/tcp.c index 2f638f8b7b1e..73ee2771093d 100644 --- a/net/rds/tcp.c +++ b/net/rds/tcp.c @@ -487,11 +487,11 @@ struct rds_tcp_net { /* All module specific customizations to the RDS-TCP socket should be done in * rds_tcp_tune() and applied after socket creation. */ -void rds_tcp_tune(struct socket *sock) +bool rds_tcp_tune(struct socket *sock) { struct sock *sk = sock->sk; struct net *net = sock_net(sk); - struct rds_tcp_net *rtn = net_generic(net, rds_tcp_netid); + struct rds_tcp_net *rtn; tcp_sock_set_nodelay(sock->sk); lock_sock(sk); @@ -499,10 +499,15 @@ void rds_tcp_tune(struct socket *sock) * a process which created this net namespace terminated. */ if (!sk->sk_net_refcnt) { + if (!maybe_get_net(net)) { + release_sock(sk); + return false; + } sk->sk_net_refcnt = 1; - get_net_track(net, &sk->ns_tracker, GFP_KERNEL); + netns_tracker_alloc(net, &sk->ns_tracker, GFP_KERNEL); sock_inuse_add(net, 1); } + rtn = net_generic(net, rds_tcp_netid); if (rtn->sndbuf_size > 0) { sk->sk_sndbuf = rtn->sndbuf_size; sk->sk_userlocks |= SOCK_SNDBUF_LOCK; @@ -512,6 +517,7 @@ void rds_tcp_tune(struct socket *sock) sk->sk_userlocks |= SOCK_RCVBUF_LOCK; } release_sock(sk); + return true; } static void rds_tcp_accept_worker(struct work_struct *work) |