14 	struct hns_roce_user_db_page *page;  in hns_roce_db_map_user()  local
20 	list_for_each_entry(page, &context->page_list, list)  in hns_roce_db_map_user()
21 		if (page->user_virt == page_addr)  in hns_roce_db_map_user()
24 	page = kmalloc(sizeof(*page), GFP_KERNEL);  in hns_roce_db_map_user()
25 	if (!page) {  in hns_roce_db_map_user()
30 	refcount_set(&page->refcount, 1);  in hns_roce_db_map_user()
31 	page->user_virt = page_addr;  in hns_roce_db_map_user()
32 	page->umem = ib_umem_get(context->ibucontext.device, page_addr,  in hns_roce_db_map_user()
34 	if (IS_ERR(page->umem)) {  in hns_roce_db_map_user()
35 		ret = PTR_ERR(page->umem);  in hns_roce_db_map_user()
36 		kfree(page);  in hns_roce_db_map_user()
40 	list_add(&page->list, &context->page_list);  in hns_roce_db_map_user()
44 	db->dma = sg_dma_address(page->umem->sgt_append.sgt.sgl) + offset;  in hns_roce_db_map_user()
45 	db->virt_addr = sg_virt(page->umem->sgt_append.sgt.sgl) + offset;  in hns_roce_db_map_user()
46 	db->u.user_page = page;  in hns_roce_db_map_user()
47 	refcount_inc(&page->refcount);  in hns_roce_db_map_user()
83 	pgdir->page = dma_alloc_coherent(dma_device, PAGE_SIZE,  in hns_roce_alloc_db_pgdir()
85 	if (!pgdir->page) {  in hns_roce_alloc_db_pgdir()
117 	db->db_record	= pgdir->page + db->index;  in hns_roce_alloc_db_from_pgdir()
173 		dma_free_coherent(hr_dev->dev, PAGE_SIZE, db->u.pgdir->page,  in hns_roce_free_db()