diff mbox

[5/5,v2] qedr: fail QP state transition from error to reset if SQ/RQ are not empty

Message ID 1485258638-11884-6-git-send-email-Ram.Amrani@cavium.com (mailing list archive)
State Accepted
Headers show

Commit Message

Amrani, Ram Jan. 24, 2017, 11:50 a.m. UTC 
From: Ram Amrani <Ram.Amrani@Cavium.com>

Signed-off-by: Ram Amrani <Ram.Amrani@cavium.com>
Signed-off-by: Michal Kalderon <Michal.Kalderon@cavium.com>
---
 drivers/infiniband/hw/qedr/verbs.c | 8 ++++++++
 1 file changed, 8 insertions(+)
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Patch

diff --git a/drivers/infiniband/hw/qedr/verbs.c b/drivers/infiniband/hw/qedr/verbs.c
index 564080a..189f9bd 100644
--- a/drivers/infiniband/hw/qedr/verbs.c
+++ b/drivers/infiniband/hw/qedr/verbs.c
@@ -1733,6 +1733,14 @@  static int qedr_update_qp_state(struct qedr_dev *dev,
 		/* ERR->XXX */
 		switch (new_state) {
 		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;
 		default:
 			status = -EINVAL;