RDS: IB: handle the RDMA CM time wait event

Drop the RDS connection on RDMA_CM_EVENT_TIMEWAIT_EXIT so that it can reconnect and resume. While testing fastreg, this error happened in couple of tests but was getting un-noticed. Signed-off-by: Santosh Shilimkar <[email protected]> Signed-off-by: Santosh Shilimkar <[email protected]> Signed-off-by: David S. Miller <[email protected]>
modi0012 · Mar 2, 2016 · 37ea401 · 37ea401
1 parent d4de76d
commit 37ea401
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/net/rds/rdma_transport.c b/net/rds/rdma_transport.c
@@ -117,6 +117,14 @@ int rds_rdma_cm_event_handler(struct rdma_cm_id *cm_id,
 		rds_conn_drop(conn);
 		break;
 
+	case RDMA_CM_EVENT_TIMEWAIT_EXIT:
+		if (conn) {
+			pr_info("RDS: RDMA_CM_EVENT_TIMEWAIT_EXIT event: dropping connection %pI4->%pI4\n",
+				&conn->c_laddr, &conn->c_faddr);
+			rds_conn_drop(conn);
+		}
+		break;
+
 	default:
 		/* things like device disconnect? */
 		printk(KERN_ERR "RDS: unknown event %u (%s)!\n",