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Commit 933e6dca authored by Ram Amrani's avatar Ram Amrani Committed by Doug Ledford
Browse files

RDMA/qedr: Don't reset QP when queues aren't flushed 



Fail QP state transition from error to reset if SQ/RQ are not empty
and still in the process of flushing out the queued work entries.

Signed-off-by: default avatarRam Amrani <Ram.Amrani@cavium.com>
Signed-off-by: default avatarMichal Kalderon <Michal.Kalderon@cavium.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent c78c3149

drivers/infiniband/hw/qedr/verbs.c

+8 −0
Original line number Original line Diff line number Diff line
@@ -1733,6 +1733,14 @@ static int qedr_update_qp_state(struct qedr_dev *dev, 
		/* ERR->XXX */

		/* ERR->XXX */

		switch (new_state) {

		switch (new_state) {

		case QED_ROCE_QP_STATE_RESET:

		case QED_ROCE_QP_STATE_RESET:

			if ((qp->rq.prod != qp->rq.cons) ||

			    (qp->sq.prod != qp->sq.cons)) {

				DP_NOTICE(dev,

					  "Error->Reset with rq/sq not empty rq.prod=%x rq.cons=%x sq.prod=%x sq.cons=%x\n",

					  qp->rq.prod, qp->rq.cons, qp->sq.prod,

					  qp->sq.cons);

				status = -EINVAL;

			}

			break;

			break;

		default:

		default:

			status = -EINVAL;

			status = -EINVAL;