From 05d6a4ddb654ef6f2fbbcf9dcb3b263184baa8e4 Mon Sep 17 00:00:00 2001 From: oulijun Date: Tue, 22 May 2018 20:47:14 +0800 Subject: [PATCH] RDMA/hns: Bugfix for cq record db for kernel When use cq record db for kernel, it needs to set the hr_cq->db_en to 1 and configure the dma address of record cq db of qp context. Fixes: 86188a8810ed ("RDMA/hns: Support cq record doorbell for kernel space") Signed-off-by: Lijun Ou Signed-off-by: Jason Gunthorpe --- drivers/infiniband/hw/hns/hns_roce_cq.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/infiniband/hw/hns/hns_roce_cq.c b/drivers/infiniband/hw/hns/hns_roce_cq.c index 14734d0..3a485f5 100644 --- a/drivers/infiniband/hw/hns/hns_roce_cq.c +++ b/drivers/infiniband/hw/hns/hns_roce_cq.c @@ -377,6 +377,7 @@ struct ib_cq *hns_roce_ib_create_cq(struct ib_device *ib_dev, hr_cq->set_ci_db = hr_cq->db.db_record; *hr_cq->set_ci_db = 0; + hr_cq->db_en = 1; } /* Init mmt table and write buff address to mtt table */ -- 2.7.4