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From: Cheng Xu <chengyou@linux.alibaba.com>
To: jgg@ziepe.ca, leon@kernel.org
Cc: linux-rdma@vger.kernel.org, KaiShen@linux.alibaba.com
Subject: [PATCH for-rc] RDMA/erdma: Using the key in FMR WR instead of MR structure
Date: Wed, 10 Aug 2022 09:43:20 +0800	[thread overview]
Message-ID: <20220810014320.88026-2-chengyou@linux.alibaba.com> (raw)
In-Reply-To: <20220810014320.88026-1-chengyou@linux.alibaba.com>

RDMA driver should get the MR key from FMR WR, not the MR structure passed
in.

Fixes: 155055771704 ("RDMA/erdma: Add verbs implementation")
Signed-off-by: Cheng Xu <chengyou@linux.alibaba.com>
---
 drivers/infiniband/hw/erdma/erdma_qp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/infiniband/hw/erdma/erdma_qp.c b/drivers/infiniband/hw/erdma/erdma_qp.c
index 72f08171a28a..bc3ec22a62c5 100644
--- a/drivers/infiniband/hw/erdma/erdma_qp.c
+++ b/drivers/infiniband/hw/erdma/erdma_qp.c
@@ -407,7 +407,7 @@ static int erdma_push_one_sqe(struct erdma_qp *qp, u16 *pi,
 			     to_erdma_access_flags(reg_wr(send_wr)->access);
 		regmr_sge->addr = cpu_to_le64(mr->ibmr.iova);
 		regmr_sge->length = cpu_to_le32(mr->ibmr.length);
-		regmr_sge->stag = cpu_to_le32(mr->ibmr.lkey);
+		regmr_sge->stag = cpu_to_le32(reg_wr(send_wr)->key);
 		attrs = FIELD_PREP(ERDMA_SQE_MR_MODE_MASK, 0) |
 			FIELD_PREP(ERDMA_SQE_MR_ACCESS_MASK, mr->access) |
 			FIELD_PREP(ERDMA_SQE_MR_MTT_CNT_MASK,
-- 
2.27.0


  reply	other threads:[~2022-08-10  1:44 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-10  1:43 [PATCH for-rc] RDMA/erdma: Correct the max_qp and max_cq capacities of the device Cheng Xu
2022-08-10  1:43 ` Cheng Xu [this message]
2022-08-16 13:32 ` Leon Romanovsky
2022-08-17  1:46   ` Cheng Xu

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