Commit 9d9d4ff7 authored by Lijun Ou's avatar Lijun Ou Committed by Jason Gunthorpe
Browse files

RDMA/hns: Update the kernel header file of hns 



The hns_roce_ib_create_srq_resp is used to interact with the user for
data, this was open coded to use a u32 directly, instead use a properly
sized structure.

Fixes: c7bcb134 ("RDMA/hns: Add SRQ support for hip08 kernel mode")
Signed-off-by: default avatarLijun Ou <oulijun@huawei.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@mellanox.com>
parent 951d01b9

drivers/infiniband/hw/hns/hns_roce_srq.c

+8 −2
Original line number Diff line number Diff line
@@ -210,6 +210,7 @@ struct ib_srq *hns_roce_create_srq(struct ib_pd *pd, 
				   struct ib_udata *udata)

{

	struct hns_roce_dev *hr_dev = to_hr_dev(pd->device);

	struct hns_roce_ib_create_srq_resp resp = {};

	struct hns_roce_srq *srq;

	int srq_desc_size;

	int srq_buf_size;
@@ -378,16 +379,21 @@ struct ib_srq *hns_roce_create_srq(struct ib_pd *pd, 


	srq->event = hns_roce_ib_srq_event;

	srq->ibsrq.ext.xrc.srq_num = srq->srqn;

	resp.srqn = srq->srqn;



	if (udata) {

		if (ib_copy_to_udata(udata, &srq->srqn, sizeof(__u32))) {

		if (ib_copy_to_udata(udata, &resp,

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

			ret = -EFAULT;

			goto err_wrid;

			goto err_srqc_alloc;

		}

	}



	return &srq->ibsrq;



err_srqc_alloc:

	hns_roce_srq_free(hr_dev, srq);



err_wrid:

	kvfree(srq->wrid);

include/uapi/rdma/hns-abi.h

+5 −0
Original line number Diff line number Diff line
@@ -52,6 +52,11 @@ struct hns_roce_ib_create_srq { 
	__aligned_u64 que_addr;

};



struct hns_roce_ib_create_srq_resp {

	__u32	srqn;

	__u32	reserved;

};



struct hns_roce_ib_create_qp {

	__aligned_u64 buf_addr;

	__aligned_u64 db_addr;

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