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authorLijun Ou <oulijun@huawei.com>2016-09-15 23:48:08 +0100
committerDoug Ledford <dledford@redhat.com>2016-10-03 11:43:10 -0400
commita74aab6c2fdbd9f9501638f67ebedce49d9a8195 (patch)
treec3cb9476b0c09e916f60870ae1b11719e22f3335 /drivers/infiniband/hw
parent31644665d41140c3961c5213350759edb24d5081 (diff)
downloadblackbird-op-linux-a74aab6c2fdbd9f9501638f67ebedce49d9a8195.tar.gz
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IB/hns: Fix the value of device_cap_flags
In the latest IB core version, it has some known issues with memory registration using the local_dma_lkey. Thus RoCE don't expose support for it, and remove device->local_dma_lkey which is introduced to working systems. Signed-off-by: Lijun Ou <oulijun@huawei.com> Reviewed-by: Wei Hu <xavier.huwei@huawei.com> Signed-off-by: Salil Mehta <salil.mehta@huawei.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw')
-rw-r--r--drivers/infiniband/hw/hns/hns_roce_main.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c
index f0700f4ca2c3..a9960ba70671 100644
--- a/drivers/infiniband/hw/hns/hns_roce_main.c
+++ b/drivers/infiniband/hw/hns/hns_roce_main.c
@@ -355,8 +355,7 @@ static int hns_roce_query_device(struct ib_device *ib_dev,
props->max_qp = hr_dev->caps.num_qps;
props->max_qp_wr = hr_dev->caps.max_wqes;
props->device_cap_flags = IB_DEVICE_PORT_ACTIVE_EVENT |
- IB_DEVICE_RC_RNR_NAK_GEN |
- IB_DEVICE_LOCAL_DMA_LKEY;
+ IB_DEVICE_RC_RNR_NAK_GEN;
props->max_sge = hr_dev->caps.max_sq_sg;
props->max_sge_rd = 1;
props->max_cq = hr_dev->caps.num_cqs;
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