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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Jack Wang <jinpu.wang@cloud.ionos.com>,
        Gioh Kim <gi-oh.kim@cloud.ionos.com>,
        Jason Gunthorpe <jgg@nvidia.com>
Subject: [PATCH 5.10 022/102] RDMA/rtrs-srv: Do not signal REG_MR
Date:   Fri,  5 Mar 2021 13:20:41 +0100
Message-Id: <20210305120904.373956110@linuxfoundation.org>
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References: <20210305120903.276489876@linuxfoundation.org>
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From: Jack Wang <jinpu.wang@cloud.ionos.com>

commit e8ae7ddb48a1b81fd1e67da34a0cb59daf0445d6 upstream.

We do not need to wait for REG_MR completion, so remove the
SIGNAL flag.

Fixes: 9cb837480424 ("RDMA/rtrs: server: main functionality")
Link: https://lore.kernel.org/r/20201217141915.56989-18-jinpu.wang@cloud.ionos.com
Signed-off-by: Jack Wang <jinpu.wang@cloud.ionos.com>
Signed-off-by: Gioh Kim <gi-oh.kim@cloud.ionos.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/infiniband/ulp/rtrs/rtrs-srv.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/infiniband/ulp/rtrs/rtrs-srv.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-srv.c
@@ -836,7 +836,7 @@ static int process_info_req(struct rtrs_
 		rwr[mri].wr.opcode = IB_WR_REG_MR;
 		rwr[mri].wr.wr_cqe = &local_reg_cqe;
 		rwr[mri].wr.num_sge = 0;
-		rwr[mri].wr.send_flags = mri ? 0 : IB_SEND_SIGNALED;
+		rwr[mri].wr.send_flags = 0;
 		rwr[mri].mr = mr;
 		rwr[mri].key = mr->rkey;
 		rwr[mri].access = (IB_ACCESS_LOCAL_WRITE |