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Commit 471b370d authored by Shiraz Saleem's avatar Shiraz Saleem Committed by Doug Ledford
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i40iw: Call i40iw_cm_disconn on modify QP to disconnect 



If QP modify to closing/terminate/error fails, connection is
not torn down as there is no corresponding asynchronous
event that will initiate the teardown.

Add explicit call to i40iw_cm_disconn if not waiting in
modify QP, otherwise schedule it in CM timer.

Signed-off-by: default avatarShiraz Saleem <shiraz.saleem@intel.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent 47fb3c16

drivers/infiniband/hw/i40iw/i40iw_verbs.c

+12 −0
Original line number Diff line number Diff line
@@ -1027,7 +1027,19 @@ int i40iw_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, 
				iwqp->hw_tcp_state = I40IW_TCP_STATE_CLOSED;

				iwqp->last_aeq = I40IW_AE_RESET_SENT;

				spin_unlock_irqrestore(&iwqp->lock, flags);

				i40iw_cm_disconn(iwqp);

			}

		} else {

			spin_lock_irqsave(&iwqp->lock, flags);

			if (iwqp->cm_id) {

				if (atomic_inc_return(&iwqp->close_timer_started) == 1) {

					iwqp->cm_id->add_ref(iwqp->cm_id);

					i40iw_schedule_cm_timer(iwqp->cm_node,

								(struct i40iw_puda_buf *)iwqp,

								 I40IW_TIMER_TYPE_CLOSE, 1, 0);

				}

			}

			spin_unlock_irqrestore(&iwqp->lock, flags);

		}

	}

	return 0;