82 static int f_cuse = -1;  variable
101 	f_cuse = open("/dev/cuse", O_RDWR);  in cuse_init()
102 	if (f_cuse < 0) {  in cuse_init()
123 	if (f_cuse < 0)  in cuse_uninit()
126 	f = f_cuse;  in cuse_uninit()
127 	f_cuse = -1;  in cuse_uninit()
179 	if (f_cuse < 0)  in cuse_vmalloc()
202 		error = ioctl(f_cuse, CUSE_IOCTL_ALLOC_MEMORY, &info);  in cuse_vmalloc()
217 		    MAP_SHARED, f_cuse, CUSE_ALLOC_PAGES_MAX *  in cuse_vmalloc()
222 			error = ioctl(f_cuse, CUSE_IOCTL_FREE_MEMORY, &info);  in cuse_vmalloc()
249 	if (f_cuse < 0 || ptr == NULL)  in cuse_is_vmalloc_addr()
270 	if (f_cuse < 0)  in cuse_vmfree()
288 		error = ioctl(f_cuse, CUSE_IOCTL_FREE_MEMORY, &info);  in cuse_vmfree()
309 	if (f_cuse < 0)  in cuse_alloc_unit_number_by_id()
314 	error = ioctl(f_cuse, CUSE_IOCTL_ALLOC_UNIT_BY_ID, pnum);  in cuse_alloc_unit_number_by_id()
327 	if (f_cuse < 0)  in cuse_free_unit_number_by_id()
333 	error = ioctl(f_cuse, CUSE_IOCTL_FREE_UNIT_BY_ID, &num);  in cuse_free_unit_number_by_id()
345 	if (f_cuse < 0)  in cuse_alloc_unit_number()
348 	error = ioctl(f_cuse, CUSE_IOCTL_ALLOC_UNIT, pnum);  in cuse_alloc_unit_number()
360 	if (f_cuse < 0)  in cuse_free_unit_number()
363 	error = ioctl(f_cuse, CUSE_IOCTL_FREE_UNIT, &num);  in cuse_free_unit_number()
379 	if (f_cuse < 0)  in cuse_dev_create()
403 	error = ioctl(f_cuse, CUSE_IOCTL_CREATE_DEV, &info);  in cuse_dev_create()
421 	if (f_cuse < 0)  in cuse_dev_destroy()
428 	error = ioctl(f_cuse, CUSE_IOCTL_DESTROY_DEV, &cdev);  in cuse_dev_destroy()
469 	if (f_cuse < 0)  in cuse_wait_and_process()
472 	error = ioctl(f_cuse, CUSE_IOCTL_GET_COMMAND, &info);  in cuse_wait_and_process()
600 	ioctl(f_cuse, CUSE_IOCTL_SYNC_COMMAND, &error);  in cuse_wait_and_process()
630 	ioctl(f_cuse, CUSE_IOCTL_SET_PFH, &handle);  in cuse_dev_set_per_file_handle()
701 	if ((f_cuse < 0) || (len < 0))  in cuse_copy_out()
718 		error = ioctl(f_cuse, CUSE_IOCTL_WRITE_DATA, &info);  in cuse_copy_out()
734 	if ((f_cuse < 0) || (len < 0))  in cuse_copy_in()
751 		error = ioctl(f_cuse, CUSE_IOCTL_READ_DATA, &info);  in cuse_copy_in()
796 	if (f_cuse < 0)  in cuse_poll_wakeup()
799 	ioctl(f_cuse, CUSE_IOCTL_SELWAKEUP, &error);  in cuse_poll_wakeup()