28 static int mana_ib_gd_create_mr(struct mana_ib_dev *dev, struct mana_ib_mr *mr,  in mana_ib_gd_create_mr()  argument
58 		ibdev_dbg(&dev->ib_dev, "Failed to create mr %d, %u", err,  in mana_ib_gd_create_mr()
66 	mr->ibmr.lkey = resp.lkey;  in mana_ib_gd_create_mr()
67 	mr->ibmr.rkey = resp.rkey;  in mana_ib_gd_create_mr()
68 	mr->mr_handle = resp.mr_handle;  in mana_ib_gd_create_mr()
87 		dev_err(gc->dev, "Failed to destroy MR: %d, 0x%x\n", err,  in mana_ib_gd_destroy_mr()
105 	struct mana_ib_mr *mr;  in mana_ib_reg_user_mr()  local
119 	mr = kzalloc(sizeof(*mr), GFP_KERNEL);  in mana_ib_reg_user_mr()
120 	if (!mr)  in mana_ib_reg_user_mr()
123 	mr->umem = ib_umem_get(ibdev, start, length, access_flags);  in mana_ib_reg_user_mr()
124 	if (IS_ERR(mr->umem)) {  in mana_ib_reg_user_mr()
125 		err = PTR_ERR(mr->umem);  in mana_ib_reg_user_mr()
127 			  "Failed to get umem for register user-mr, %d\n", err);  in mana_ib_reg_user_mr()
131 	err = mana_ib_create_dma_region(dev, mr->umem, &dma_region_handle, iova);  in mana_ib_reg_user_mr()
133 		ibdev_dbg(ibdev, "Failed create dma region for user-mr, %d\n",  in mana_ib_reg_user_mr()
139 		  "created dma region for user-mr 0x%llx\n",  in mana_ib_reg_user_mr()
149 	err = mana_ib_gd_create_mr(dev, mr, &mr_params);  in mana_ib_reg_user_mr()
154 	 * There is no need to keep track of dma_region_handle after MR is  in mana_ib_reg_user_mr()
156 	 * as part of the lifecycle of this MR.  in mana_ib_reg_user_mr()
159 	return &mr->ibmr;  in mana_ib_reg_user_mr()
165 	ib_umem_release(mr->umem);  in mana_ib_reg_user_mr()
168 	kfree(mr);  in mana_ib_reg_user_mr()
174 	struct mana_ib_mr *mr = container_of(ibmr, struct mana_ib_mr, ibmr);  in mana_ib_dereg_mr()  local
181 	err = mana_ib_gd_destroy_mr(dev, mr->mr_handle);  in mana_ib_dereg_mr()
185 	if (mr->umem)  in mana_ib_dereg_mr()
186 		ib_umem_release(mr->umem);  in mana_ib_dereg_mr()
188 	kfree(mr);  in mana_ib_dereg_mr()