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rxe: fix broken receive queue draining 

If we modified the qp to ERROR state, and
drained the recieve queue, post_recv must
trigger the responder task to complete
the drain work request.

Cc: Bart Van Assche <bart.vanassche@sandisk.com>
Signed-off-by: Vijay Immanuel <vijayi@attalasystems.com>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Bart Van Assche <bart.vanassche@wdc.com>--
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Vijay Immanuel 2017-06-27 12:19:38 +03:00 committed by Doug Ledford
parent c75d3ec8c0
commit 1217197142
2 changed files with 6 additions and 0 deletions
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3
drivers/infiniband/sw/rxe/rxe_resp.c
View File

@ -1219,6 +1219,9 @@ void rxe_drain_req_pkts(struct rxe_qp *qp, bool notify)
kfree_skb(skb);
}
if (notify)
return;
while (!qp->srq && qp->rq.queue && queue_head(qp->rq.queue))
advance_consumer(qp->rq.queue);
}

3
drivers/infiniband/sw/rxe/rxe_verbs.c
View File

@ -914,6 +914,9 @@ static int rxe_post_recv(struct ib_qp *ibqp, struct ib_recv_wr *wr,
spin_unlock_irqrestore(&rq->producer_lock, flags);
if (qp->resp.state == QP_STATE_ERROR)
rxe_run_task(&qp->resp.task, 1);
err1:
return err;
}