26 	struct nvme_ctrl *pctrl = ctrl->subsys->passthru_ctrl;  in nvmet_passthru_override_id_ctrl()
41 	id->ver = cpu_to_le32(ctrl->subsys->ver);  in nvmet_passthru_override_id_ctrl()
498 int nvmet_passthru_ctrl_enable(struct nvmet_subsys *subsys)  in nvmet_passthru_ctrl_enable()  argument
505 	mutex_lock(&subsys->lock);  in nvmet_passthru_ctrl_enable()
506 	if (!subsys->passthru_ctrl_path)  in nvmet_passthru_ctrl_enable()
508 	if (subsys->passthru_ctrl)  in nvmet_passthru_ctrl_enable()
511 	if (subsys->nr_namespaces) {  in nvmet_passthru_ctrl_enable()
516 	file = filp_open(subsys->passthru_ctrl_path, O_RDWR, 0);  in nvmet_passthru_ctrl_enable()
525 		       subsys->passthru_ctrl_path);  in nvmet_passthru_ctrl_enable()
531 			 subsys, GFP_KERNEL);  in nvmet_passthru_ctrl_enable()
540 	subsys->passthru_ctrl = ctrl;  in nvmet_passthru_ctrl_enable()
541 	subsys->ver = ctrl->vs;  in nvmet_passthru_ctrl_enable()
543 	if (subsys->ver < NVME_VS(1, 2, 1)) {  in nvmet_passthru_ctrl_enable()
545 			NVME_MAJOR(subsys->ver), NVME_MINOR(subsys->ver),  in nvmet_passthru_ctrl_enable()
546 			NVME_TERTIARY(subsys->ver));  in nvmet_passthru_ctrl_enable()
547 		subsys->ver = NVME_VS(1, 2, 1);  in nvmet_passthru_ctrl_enable()
550 	__module_get(subsys->passthru_ctrl->ops->module);  in nvmet_passthru_ctrl_enable()
556 	mutex_unlock(&subsys->lock);  in nvmet_passthru_ctrl_enable()
560 static void __nvmet_passthru_ctrl_disable(struct nvmet_subsys *subsys)  in __nvmet_passthru_ctrl_disable()  argument
562 	if (subsys->passthru_ctrl) {  in __nvmet_passthru_ctrl_disable()
563 		xa_erase(&passthru_subsystems, subsys->passthru_ctrl->cntlid);  in __nvmet_passthru_ctrl_disable()
564 		module_put(subsys->passthru_ctrl->ops->module);  in __nvmet_passthru_ctrl_disable()
565 		nvme_put_ctrl(subsys->passthru_ctrl);  in __nvmet_passthru_ctrl_disable()
567 	subsys->passthru_ctrl = NULL;  in __nvmet_passthru_ctrl_disable()
568 	subsys->ver = NVMET_DEFAULT_VS;  in __nvmet_passthru_ctrl_disable()
571 void nvmet_passthru_ctrl_disable(struct nvmet_subsys *subsys)  in nvmet_passthru_ctrl_disable()  argument
573 	mutex_lock(&subsys->lock);  in nvmet_passthru_ctrl_disable()
574 	__nvmet_passthru_ctrl_disable(subsys);  in nvmet_passthru_ctrl_disable()
575 	mutex_unlock(&subsys->lock);  in nvmet_passthru_ctrl_disable()
578 void nvmet_passthru_subsys_free(struct nvmet_subsys *subsys)  in nvmet_passthru_subsys_free()  argument
580 	mutex_lock(&subsys->lock);  in nvmet_passthru_subsys_free()
581 	__nvmet_passthru_ctrl_disable(subsys);  in nvmet_passthru_subsys_free()
582 	mutex_unlock(&subsys->lock);  in nvmet_passthru_subsys_free()
583 	kfree(subsys->passthru_ctrl_path);  in nvmet_passthru_subsys_free()