From: Vijay Immanuel <vijayi@attalasystems.com>
Date: Wed, 13 Jun 2018 01:16:05 +0000 (-0700)
Subject: IB/rxe: Fix missing completion for mem_reg work requests
X-Git-Tag: v4.19~746^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=375dc53d032fc11e98036b5f228ad13f7c5933f5;p=platform%2Fkernel%2Flinux-rpi3.git

IB/rxe: Fix missing completion for mem_reg work requests

Run the completer task to post a work completion after processing
a memory registration or invalidate work request. This covers the
case where the memory registration or invalidate was the last work
request posted to the qp.

Signed-off-by: Vijay Immanuel <vijayi@attalasystems.com>
Reviewed-by: Yonatan Cohen <yonatanc@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
---

diff --git a/drivers/infiniband/sw/rxe/rxe_req.c b/drivers/infiniband/sw/rxe/rxe_req.c
index 829ecb9..8be2723 100644
--- a/drivers/infiniband/sw/rxe/rxe_req.c
+++ b/drivers/infiniband/sw/rxe/rxe_req.c
@@ -645,6 +645,9 @@ next_wqe:
 		} else {
 			goto exit;
 		}
+		if ((wqe->wr.send_flags & IB_SEND_SIGNALED) ||
+		    qp->sq_sig_type == IB_SIGNAL_ALL_WR)
+			rxe_run_task(&qp->comp.task, 1);
 		qp->req.wqe_index = next_index(qp->sq.queue,
 						qp->req.wqe_index);
 		goto next_wqe;