227 			tsk_ref = &txwin->vas_win.task_ref;  in pseries_vas_fault_thread_fn()
426 		rc = get_vas_user_win_ref(&txwin->vas_win.task_ref);  in vas_allocate_window()
455 		vas_user_win_add_mm_context(&txwin->vas_win.task_ref);  in vas_allocate_window()
460 	put_vas_user_win_ref(&txwin->vas_win.task_ref);  in vas_allocate_window()
552 	mm_context_remove_vas_window(vwin->task_ref.mm);  in vas_deallocate_window()
553 	put_vas_user_win_ref(&vwin->task_ref);  in vas_deallocate_window()
730 		mutex_lock(&win->vas_win.task_ref.mmap_mutex);  in reconfig_open_windows()
735 		mutex_unlock(&win->vas_win.task_ref.mmap_mutex);  in reconfig_open_windows()
765 	struct vas_user_win_ref *task_ref;  in reconfig_close_windows()  local
788 		task_ref = &win->vas_win.task_ref;  in reconfig_close_windows()
794 		mmap_write_lock(task_ref->mm);  in reconfig_close_windows()
795 		mutex_lock(&task_ref->mmap_mutex);  in reconfig_close_windows()
796 		vma = task_ref->vma;  in reconfig_close_windows()
812 		mutex_unlock(&task_ref->mmap_mutex);  in reconfig_close_windows()
813 		mmap_write_unlock(task_ref->mm);  in reconfig_close_windows()