141 #undef cdev
437 	struct linux_cdev *cdev;  in cdev_alloc()  local
439 	cdev = kzalloc(sizeof(struct linux_cdev), M_WAITOK);  in cdev_alloc()
440 	kobject_init(&cdev->kobj, &linux_cdev_ktype);  in cdev_alloc()
441 	cdev->refs = 1;  in cdev_alloc()
442 	return (cdev);  in cdev_alloc()
742 linux_dev_fdopen(struct cdev *dev, int fflags, struct thread *td,  in linux_dev_fdopen()
1560 		if (filp->f_cdev == NULL || filp->f_cdev->cdev == NULL) {  in linux_file_ioctl()
1565 		p = devtoname(filp->f_cdev->cdev);  in linux_file_ioctl()
2230 	struct linux_cdev *cdev;  in linux_cdev_release()  local
2233 	cdev = container_of(kobj, struct linux_cdev, kobj);  in linux_cdev_release()
2235 	linux_destroy_dev(cdev);  in linux_cdev_release()
2236 	linux_cdev_deref(cdev);  in linux_cdev_release()
2243 	struct cdev *cdev;  in linux_cdev_static_release()  local
2247 	cdev = ldev->cdev;  in linux_cdev_static_release()
2248 	if (cdev != NULL) {  in linux_cdev_static_release()
2249 		destroy_dev(cdev);  in linux_cdev_static_release()
2250 		ldev->cdev = NULL;  in linux_cdev_static_release()
2295 	if (ldev->cdev == NULL)  in linux_destroy_dev()
2305 	destroy_dev(ldev->cdev);  in linux_destroy_dev()
2306 	ldev->cdev = NULL;  in linux_destroy_dev()
2502 	struct cdev *cdev;  in linux_find_cdev()  local
2505 	LIST_FOREACH(cdev, &linuxcdevsw.d_devs, si_list) {  in linux_find_cdev()
2506 		struct linux_cdev *ldev = cdev->si_drv1;  in linux_find_cdev()
2514 	return (cdev != NULL ? cdev->si_drv1 : NULL);  in linux_find_cdev()
2522 	struct linux_cdev *cdev;  in __register_chrdev()  local
2527 		cdev = cdev_alloc();  in __register_chrdev()
2528 		cdev->ops = fops;  in __register_chrdev()
2529 		kobject_set_name(&cdev->kobj, name);  in __register_chrdev()
2531 		ret = cdev_add(cdev, makedev(major, i), 1);  in __register_chrdev()
2544 	struct linux_cdev *cdev;  in __register_chrdev_p()  local
2549 		cdev = cdev_alloc();  in __register_chrdev_p()
2550 		cdev->ops = fops;  in __register_chrdev_p()
2551 		kobject_set_name(&cdev->kobj, name);  in __register_chrdev_p()
2553 		ret = cdev_add_ext(cdev, makedev(major, i), uid, gid, mode);  in __register_chrdev_p()