diff options
| author | Ursula Braun <ubraun@linux.ibm.com> | 2019-10-21 16:13:15 +0200 |
|---|---|---|
| committer | Jakub Kicinski <jakub.kicinski@netronome.com> | 2019-10-22 11:23:44 -0700 |
| commit | 81cf4f4707af9704ac1c3dd177c8bd1fcc01da6c (patch) | |
| tree | 7b9731f237fe6a1e047c0e6c072807a8d817c6ac /net/smc/smc_close.c | |
| parent | f528ba24a8ad61b8a5e55d34cb1da127ce67cf6e (diff) | |
net/smc: remove close abort worker
With the introduction of the link group termination worker there is
no longer a need to postpone smc_close_active_abort() to a worker.
To protect socket destruction due to normal and abnormal socket
closing, the socket refcount is increased.
Signed-off-by: Ursula Braun <ubraun@linux.ibm.com>
Signed-off-by: Karsten Graul <kgraul@linux.ibm.com>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Diffstat (limited to 'net/smc/smc_close.c')
| -rw-r--r-- | net/smc/smc_close.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/net/smc/smc_close.c b/net/smc/smc_close.c index 2bbcd45a421e..d34e5adce2eb 100644 --- a/net/smc/smc_close.c +++ b/net/smc/smc_close.c @@ -113,9 +113,10 @@ int smc_close_abort(struct smc_connection *conn) /* terminate smc socket abnormally - active abort * link group is terminated, i.e. RDMA communication no longer possible */ -static void smc_close_active_abort(struct smc_sock *smc) +void smc_close_active_abort(struct smc_sock *smc) { struct sock *sk = &smc->sk; + bool release_clcsock = false; if (sk->sk_state != SMC_INIT && smc->clcsock && smc->clcsock->sk) { sk->sk_err = ECONNABORTED; @@ -137,11 +138,14 @@ static void smc_close_active_abort(struct smc_sock *smc) cancel_delayed_work_sync(&smc->conn.tx_work); lock_sock(sk); sk->sk_state = SMC_CLOSED; + sock_put(sk); /* postponed passive closing */ break; case SMC_PEERCLOSEWAIT1: case SMC_PEERCLOSEWAIT2: case SMC_PEERFINCLOSEWAIT: sk->sk_state = SMC_CLOSED; + smc_conn_free(&smc->conn); + release_clcsock = true; sock_put(sk); /* passive closing */ break; case SMC_PROCESSABORT: @@ -156,6 +160,12 @@ static void smc_close_active_abort(struct smc_sock *smc) sock_set_flag(sk, SOCK_DEAD); sk->sk_state_change(sk); + + if (release_clcsock) { + release_sock(sk); + smc_clcsock_release(smc); + lock_sock(sk); + } } static inline bool smc_close_sent_any_close(struct smc_connection *conn) @@ -328,12 +338,6 @@ static void smc_close_passive_work(struct work_struct *work) lock_sock(sk); old_state = sk->sk_state; - if (conn->killed) { - /* abnormal termination */ - smc_close_active_abort(smc); - goto wakeup; - } - rxflags = &conn->local_rx_ctrl.conn_state_flags; if (rxflags->peer_conn_abort) { /* peer has not received all data */ |