rdma_disconnect - This function disconnects a connection.

       id          RDMA identifier.

       Disconnects  a  connection  and  transitions  any  associated QP to the error state, which will flush any
       posted work requests to the completion queue.  This routine should be  called  by  both  the  client  and
       server  side of a connection.  After successfully disconnecting, an RDMA_CM_EVENT_DISCONNECTED event will
       be generated on both sides of the connection.

       rdma_disconnect - This function disconnects a connection.

       Returns 0 on success, or -1 on error.  If an error occurs, errno will be  set  to  indicate  the  failure
       reason.

rdma_connect(3), rdma_listen(3), rdma_accept(3), rdma_get_cm_event(3)

librdmacm                                          2008-01-02                                 RDMA_DISCONNECT(3)

#include<rdma/rdma_cma.h>intrdma_disconnect(structrdma_cm_id*id);