diff options
| author | Ram Amrani <Ram.Amrani@Cavium.com> | 2017-01-24 13:50:38 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-06-17 06:41:58 +0200 |
| commit | 13a87589af5f9d85493917048f4243691d35f89c (patch) | |
| tree | cee85ad87fd4994e104d5fc608c157321484c81e /drivers/infiniband | |
| parent | bbf61096e42c18e51b8e72a6dd4ceb276610c48c (diff) | |
RDMA/qedr: Don't reset QP when queues aren't flushed
[ Upstream commit 933e6dcaa0f65eb2f624ad760274020874a1f35e ]
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: Ram Amrani <Ram.Amrani@cavium.com>
Signed-off-by: Michal Kalderon <Michal.Kalderon@cavium.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/hw/qedr/verbs.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/qedr/verbs.c b/drivers/infiniband/hw/qedr/verbs.c index b78e37ed5352..4e3e157009b6 100644 --- a/drivers/infiniband/hw/qedr/verbs.c +++ b/drivers/infiniband/hw/qedr/verbs.c @@ -1729,6 +1729,14 @@ 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; |