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()
497 int nvmet_passthru_ctrl_enable(struct nvmet_subsys *subsys)  in nvmet_passthru_ctrl_enable()  argument
504 	mutex_lock(&subsys->lock);  in nvmet_passthru_ctrl_enable()
505 	if (!subsys->passthru_ctrl_path)  in nvmet_passthru_ctrl_enable()
507 	if (subsys->passthru_ctrl)  in nvmet_passthru_ctrl_enable()
510 	if (subsys->nr_namespaces) {  in nvmet_passthru_ctrl_enable()
515 	file = filp_open(subsys->passthru_ctrl_path, O_RDWR, 0);  in nvmet_passthru_ctrl_enable()
524 		       subsys->passthru_ctrl_path);  in nvmet_passthru_ctrl_enable()
530 			 subsys, GFP_KERNEL);  in nvmet_passthru_ctrl_enable()
539 	subsys->passthru_ctrl = ctrl;  in nvmet_passthru_ctrl_enable()
540 	subsys->ver = ctrl->vs;  in nvmet_passthru_ctrl_enable()
542 	if (subsys->ver < NVME_VS(1, 2, 1)) {  in nvmet_passthru_ctrl_enable()
544 			NVME_MAJOR(subsys->ver), NVME_MINOR(subsys->ver),  in nvmet_passthru_ctrl_enable()
545 			NVME_TERTIARY(subsys->ver));  in nvmet_passthru_ctrl_enable()
546 		subsys->ver = NVME_VS(1, 2, 1);  in nvmet_passthru_ctrl_enable()
549 	__module_get(subsys->passthru_ctrl->ops->module);  in nvmet_passthru_ctrl_enable()
555 	mutex_unlock(&subsys->lock);  in nvmet_passthru_ctrl_enable()
559 static void __nvmet_passthru_ctrl_disable(struct nvmet_subsys *subsys)  in __nvmet_passthru_ctrl_disable()  argument
561 	if (subsys->passthru_ctrl) {  in __nvmet_passthru_ctrl_disable()
562 		xa_erase(&passthru_subsystems, subsys->passthru_ctrl->cntlid);  in __nvmet_passthru_ctrl_disable()
563 		module_put(subsys->passthru_ctrl->ops->module);  in __nvmet_passthru_ctrl_disable()
564 		nvme_put_ctrl(subsys->passthru_ctrl);  in __nvmet_passthru_ctrl_disable()
566 	subsys->passthru_ctrl = NULL;  in __nvmet_passthru_ctrl_disable()
567 	subsys->ver = NVMET_DEFAULT_VS;  in __nvmet_passthru_ctrl_disable()
570 void nvmet_passthru_ctrl_disable(struct nvmet_subsys *subsys)  in nvmet_passthru_ctrl_disable()  argument
572 	mutex_lock(&subsys->lock);  in nvmet_passthru_ctrl_disable()
573 	__nvmet_passthru_ctrl_disable(subsys);  in nvmet_passthru_ctrl_disable()
574 	mutex_unlock(&subsys->lock);  in nvmet_passthru_ctrl_disable()
577 void nvmet_passthru_subsys_free(struct nvmet_subsys *subsys)  in nvmet_passthru_subsys_free()  argument
579 	mutex_lock(&subsys->lock);  in nvmet_passthru_subsys_free()
580 	__nvmet_passthru_ctrl_disable(subsys);  in nvmet_passthru_subsys_free()
581 	mutex_unlock(&subsys->lock);  in nvmet_passthru_subsys_free()
582 	kfree(subsys->passthru_ctrl_path);  in nvmet_passthru_subsys_free()