Unverified Commit 6c3da6d1 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
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!3938 RDMA/hns: Response dmac to userspace 

Merge Pull Request from: @stinft 
 
While creating AH, dmac is already resolved in kernel. Response dmac to userspace so that userspace doesn't need to resolve dmac repeatedly.
https://gitee.com/openeuler/kernel/issues/I8HZ7W 
 
Link:https://gitee.com/openeuler/kernel/pulls/3938

 

Reviewed-by: default avatarChengchang Tang <tangchengchang@huawei.com>
Signed-off-by: default avatarJialin Zhang <zhangjialin11@huawei.com>
parents 70e70910 4a43554d

drivers/infiniband/hw/hns/hns_roce_ah.c

+1 −0
Original line number Diff line number Diff line
@@ -108,6 +108,7 @@ int hns_roce_create_ah(struct ib_ah *ibah, struct rdma_ah_init_attr *init_attr, 
	if (udata) {

		resp.priority = ah->av.sl;

		resp.tc_mode = tc_mode;

		memcpy(resp.dmac, ah_attr->roce.dmac, ETH_ALEN);

		ret = ib_copy_to_udata(udata, &resp,

				       min(udata->outlen, sizeof(resp)));

	}

include/uapi/rdma/hns-abi.h

+1 −1
Original line number Diff line number Diff line
@@ -106,7 +106,7 @@ struct hns_roce_ib_create_qp_resp { 
struct hns_roce_ib_create_ah_resp {

	__u8    priority;

	__u8    tc_mode;

	__u8    reserved[6];

	__u8	dmac[6];

};



struct hns_roce_ib_modify_qp_resp {