154 static int rds_pin_pages(unsigned long user_addr, unsigned int nr_pages,  in rds_pin_pages()  argument
163 	ret = pin_user_pages_fast(user_addr, nr_pages, gup_flags, pages);  in rds_pin_pages()
164 	if (ret >= 0 && ret < nr_pages) {  in rds_pin_pages()
178 	unsigned int nr_pages;  in __rds_rdma_map()  local
213 	nr_pages = rds_pages_in_vec(&args->vec);  in __rds_rdma_map()
214 	if (nr_pages == 0) {  in __rds_rdma_map()
222 	if ((nr_pages - 1) > (RDS_MAX_MSG_SIZE >> PAGE_SHIFT)) {  in __rds_rdma_map()
228 		args->vec.addr, args->vec.bytes, nr_pages);  in __rds_rdma_map()
231 	pages = kcalloc(nr_pages, sizeof(struct page *), GFP_KERNEL);  in __rds_rdma_map()
265 	ret = rds_pin_pages(args->vec.addr, nr_pages, pages, 1);  in __rds_rdma_map()
300 			unpin_user_pages(pages, nr_pages);  in __rds_rdma_map()
330 			unpin_user_pages(pages, nr_pages);  in __rds_rdma_map()
535 	unsigned int nr_pages;  in rds_rdma_pages()  local
540 		nr_pages = rds_pages_in_vec(&iov[i]);  in rds_rdma_pages()
541 		if (nr_pages == 0)  in rds_rdma_pages()
544 		tot_pages += nr_pages;  in rds_rdma_pages()
563 	unsigned int nr_pages;  in rds_rdma_extra_size()  local
590 		nr_pages = rds_pages_in_vec(vec);  in rds_rdma_extra_size()
591 		if (nr_pages == 0)  in rds_rdma_extra_size()
594 		tot_pages += nr_pages;  in rds_rdma_extra_size()
617 	int nr_pages;  in rds_cmsg_rdma_args()  local
651 	nr_pages = rds_rdma_pages(iovs, args->nr_local);  in rds_cmsg_rdma_args()
652 	if (nr_pages < 0) {  in rds_cmsg_rdma_args()
657 	pages = kcalloc(nr_pages, sizeof(struct page *), GFP_KERNEL);  in rds_cmsg_rdma_args()
671 	WARN_ON(!nr_pages);  in rds_cmsg_rdma_args()
672 	op->op_sg = rds_message_alloc_sgs(rm, nr_pages);  in rds_cmsg_rdma_args()