diff options
Diffstat (limited to 'net/smc/af_smc.c')
| -rw-r--r-- | net/smc/af_smc.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c index 47f3bc1470bc..9389f0cfa374 100644 --- a/net/smc/af_smc.c +++ b/net/smc/af_smc.c @@ -1436,6 +1436,14 @@ static int smc_connect_ism(struct smc_sock *smc, } smc_conn_save_peer_info(smc, aclc); + + if (smc_ism_support_dmb_nocopy(smc->conn.lgr->smcd)) { + rc = smcd_buf_attach(smc); + if (rc) { + rc = SMC_CLC_DECL_MEM; /* try to fallback */ + goto connect_abort; + } + } smc_close_init(smc); smc_rx_init(smc); smc_tx_init(smc); @@ -2540,6 +2548,14 @@ static void smc_listen_work(struct work_struct *work) mutex_unlock(&smc_server_lgr_pending); } smc_conn_save_peer_info(new_smc, cclc); + + if (ini->is_smcd && + smc_ism_support_dmb_nocopy(new_smc->conn.lgr->smcd)) { + rc = smcd_buf_attach(new_smc); + if (rc) + goto out_decl; + } + smc_listen_out_connected(new_smc); SMC_STAT_SERV_SUCC_INC(sock_net(newclcsock->sk), ini); goto out_free; |