198 	struct pseries_vas_window *txwin = data;  in pseries_vas_fault_thread_fn()  local
203 	while (atomic_read(&txwin->pending_faults)) {  in pseries_vas_fault_thread_fn()
204 		rc = h_get_nx_fault(txwin->vas_win.winid, (u64)virt_to_phys(&crb));  in pseries_vas_fault_thread_fn()
206 			tsk_ref = &txwin->vas_win.task_ref;  in pseries_vas_fault_thread_fn()
210 		atomic_dec(&txwin->pending_faults);  in pseries_vas_fault_thread_fn()
227 	struct pseries_vas_window *txwin = data;  in pseries_vas_irq_handler()  local
233 	atomic_inc(&txwin->pending_faults);  in pseries_vas_irq_handler()
241 static int allocate_setup_window(struct pseries_vas_window *txwin,  in allocate_setup_window()  argument
246 	rc = h_allocate_vas_window(txwin, domain, wintype, DEF_WIN_CREDS);  in allocate_setup_window()
254 	txwin->fault_virq = irq_create_mapping(NULL, txwin->fault_irq);  in allocate_setup_window()
255 	if (!txwin->fault_virq) {  in allocate_setup_window()
256 		pr_err("Failed irq mapping %d\n", txwin->fault_irq);  in allocate_setup_window()
261 	txwin->name = kasprintf(GFP_KERNEL, "vas-win-%d",  in allocate_setup_window()
262 				txwin->vas_win.winid);  in allocate_setup_window()
263 	if (!txwin->name) {  in allocate_setup_window()
268 	rc = request_threaded_irq(txwin->fault_virq,  in allocate_setup_window()
271 				  txwin->name, txwin);  in allocate_setup_window()
274 		       txwin->vas_win.winid, txwin->fault_virq, rc);  in allocate_setup_window()
278 	txwin->vas_win.wcreds_max = DEF_WIN_CREDS;  in allocate_setup_window()
282 	kfree(txwin->name);  in allocate_setup_window()
284 	irq_dispose_mapping(txwin->fault_virq);  in allocate_setup_window()
286 	h_deallocate_vas_window(txwin->vas_win.winid);  in allocate_setup_window()
290 static inline void free_irq_setup(struct pseries_vas_window *txwin)  in free_irq_setup()  argument
292 	free_irq(txwin->fault_virq, txwin);  in free_irq_setup()
293 	kfree(txwin->name);  in free_irq_setup()
294 	irq_dispose_mapping(txwin->fault_virq);  in free_irq_setup()
303 	struct pseries_vas_window *txwin;  in vas_allocate_window()  local
306 	txwin = kzalloc(sizeof(*txwin), GFP_KERNEL);  in vas_allocate_window()
307 	if (!txwin)  in vas_allocate_window()
369 	txwin->pid = mfspr(SPRN_PID);  in vas_allocate_window()
390 		rc = allocate_setup_window(txwin, (u64 *)&domain[0],  in vas_allocate_window()
399 	rc = h_modify_vas_window(txwin);  in vas_allocate_window()
401 		rc = get_vas_user_win_ref(&txwin->vas_win.task_ref);  in vas_allocate_window()
405 	txwin->win_type = cop_feat_caps->win_type;  in vas_allocate_window()
416 		list_add(&txwin->win_list, &caps->list);  in vas_allocate_window()
419 		vas_user_win_add_mm_context(&txwin->vas_win.task_ref);  in vas_allocate_window()
420 		return &txwin->vas_win;  in vas_allocate_window()
424 	put_vas_user_win_ref(&txwin->vas_win.task_ref);  in vas_allocate_window()
433 	free_irq_setup(txwin);  in vas_allocate_window()
434 	h_deallocate_vas_window(txwin->vas_win.winid);  in vas_allocate_window()
437 	kfree(txwin);  in vas_allocate_window()