Commit b4772b3a authored Jan 25, 2018 by Ursula Braun Committed by David S. Miller Jan 25, 2018

net/smc: terminate link group for ib_post_send problems



If ib_post_send() fails, terminate all connections of this
link group.

Signed-off-by: Ursula Braun <ubraun@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 5ac92a00

net/smc/smc_tx.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -248,8 +248,10 @@ static int smc_tx_rdma_write(struct smc_connection *conn, int peer_rmbe_offset,
		peer_rmbe_offset;
		rdma_wr.rkey = lgr->rtokens[conn->rtoken_idx][SMC_SINGLE_LINK].rkey;
		rc = ib_post_send(link->roce_qp, &rdma_wr.wr, &failed_wr);
		if (rc)
		if (rc) {
		conn->local_tx_ctrl.conn_state_flags.peer_conn_abort = 1;
		smc_lgr_terminate(lgr);
		}
		return rc;
		}

net/smc/smc_wr.c

+7 −1

Original line number	Diff line number	Diff line
		@@ -248,8 +248,14 @@ int smc_wr_tx_send(struct smc_link link, struct smc_wr_tx_pend_priv priv)
		pend = container_of(priv, struct smc_wr_tx_pend, priv);
		rc = ib_post_send(link->roce_qp, &link->wr_tx_ibs[pend->idx],
		&failed_wr);
		if (rc)
		if (rc) {
		struct smc_link_group *lgr =
		container_of(link, struct smc_link_group,
		lnk[SMC_SINGLE_LINK]);

		smc_wr_tx_put_slot(link, priv);
		smc_lgr_terminate(lgr);
		}
		return rc;
		}