34 	struct scif_window *window = NULL;  in scif_recv_munmap()  local
40 	req.out_window = &window;  in scif_recv_munmap()
49 	/* Does a valid window exist? */  in scif_recv_munmap()
57 	scif_put_window(window, window->nr_pages);  in scif_recv_munmap()
59 	if (!window->ref_count) {  in scif_recv_munmap()
62 		list_del_init(&window->list);  in scif_recv_munmap()
63 		scif_free_window_offset(ep, window, window->offset);  in scif_recv_munmap()
67 	if (window && !window->ref_count)  in scif_recv_munmap()
68 		scif_queue_for_cleanup(window, &scif_info.rma);  in scif_recv_munmap()
128  * the window has not yet been unregistered we can drop the ref count
134 	struct scif_window *window;  in __scif_cleanup_rma_for_zombies()  local
137 		window = list_entry(pos, struct scif_window, list);  in __scif_cleanup_rma_for_zombies()
138 		if (window->ref_count)  in __scif_cleanup_rma_for_zombies()
139 			scif_put_window(window, window->nr_pages);  in __scif_cleanup_rma_for_zombies()
144 		if (!window->ref_count) {  in __scif_cleanup_rma_for_zombies()
146 			list_del_init(&window->list);  in __scif_cleanup_rma_for_zombies()
147 			scif_queue_for_cleanup(window, &scif_info.rma);  in __scif_cleanup_rma_for_zombies()
226 	struct scif_window *window = NULL;  in scif_get_pages()  local
244 	req.out_window = &window;  in scif_get_pages()
252 	/* Does a valid window exist? */  in scif_get_pages()
283 	(*pages)->cookie = window;  in scif_get_pages()
285 	(*pages)->prot_flags = window->prot;  in scif_get_pages()
289 			__scif_off_to_dma_addr(window, offset +  in scif_get_pages()
300 	scif_get_window(window, nr_pages);  in scif_get_pages()
322 	struct scif_window *window;  in scif_put_pages()  local
328 	window = pages->cookie;  in scif_put_pages()
330 	if (!window || window->magic != SCIFEP_MAGIC)  in scif_put_pages()
333 	ep = (struct scif_endpt *)window->ep;  in scif_put_pages()
345 	scif_put_window(window, pages->nr_pages);  in scif_put_pages()
347 	/* Initiate window destruction if ref count is zero */  in scif_put_pages()
348 	if (!window->ref_count) {  in scif_put_pages()
349 		list_del(&window->list);  in scif_put_pages()
353 		/* Inform the peer about this window being destroyed. */  in scif_put_pages()
356 		msg.payload[0] = window->peer_window;  in scif_put_pages()
359 		/* Destroy this window from the peer's registered AS */  in scif_put_pages()
360 		scif_destroy_remote_window(window);  in scif_put_pages()
385 	struct scif_window *window = start_window;  in scif_rma_list_mmap()  local
395 	list_for_each_entry_from(window, head, list) {  in scif_rma_list_mmap()
396 		end_offset = window->offset +  in scif_rma_list_mmap()
397 			(window->nr_pages << PAGE_SHIFT);  in scif_rma_list_mmap()
401 		scif_init_window_iter(window, &src_win_iter);  in scif_rma_list_mmap()
403 			phys_addr = scif_off_to_dma_addr(window, loop_offset,  in scif_rma_list_mmap()
429 	window = start_window;  in scif_rma_list_mmap()
431 	list_for_each_entry_from(window, head, list) {  in scif_rma_list_mmap()
432 		end_offset = window->offset +  in scif_rma_list_mmap()
433 			(window->nr_pages << PAGE_SHIFT);  in scif_rma_list_mmap()
437 		scif_get_window(window, loop_nr_pages);  in scif_rma_list_mmap()
453  * Traverse the remote registration list starting from window:
466 	struct scif_window *window = start_window, *_window;  in scif_rma_list_munmap()  local
472 	list_for_each_entry_safe_from(window, _window, head, list) {  in scif_rma_list_munmap()
473 		end_offset = window->offset +  in scif_rma_list_munmap()
474 			(window->nr_pages << PAGE_SHIFT);  in scif_rma_list_munmap()
478 		scif_put_window(window, loop_nr_pages);  in scif_rma_list_munmap()
479 		if (!window->ref_count) {  in scif_rma_list_munmap()
485 			msg.payload[0] = window->peer_window;  in scif_rma_list_munmap()
488 			list_del(&window->list);  in scif_rma_list_munmap()
489 			/* Destroy this window from the peer's registered AS */  in scif_rma_list_munmap()
490 			scif_destroy_remote_window(window);  in scif_rma_list_munmap()
500  * The private data field of each VMA used to mmap a remote window
504 	struct scif_endpt *ep;	/* End point for remote window */
505 	s64 offset;		/* offset within remote window */
558 	struct scif_window *window = NULL;  in scif_munmap()  local
571 	req.out_window = &window;  in scif_munmap()
585 		scif_rma_list_munmap(window, offset, nr_pages);  in scif_munmap()
604  * scif_mmap - Map pages in virtual address space to a remote window.
614 	struct scif_window *window = NULL;  in scif_mmap()  local
643 	req.out_window = &window;  in scif_mmap()
651 	/* Does a valid window exist? */  in scif_mmap()
681 	err = scif_rma_list_mmap(window, start_offset, nr_pages, vma);  in scif_mmap()