3020 	struct fsg_opts		*opts;  in fsg_bind()  local
3029 	opts = fsg_opts_from_func_inst(f->fi);  in fsg_bind()
3030 	if (!opts->no_configfs) {  in fsg_bind()
3150 static ssize_t fsg_lun_opts_file_show(struct fsg_lun_opts *opts, char *page)  in fsg_lun_opts_file_show()  argument
3154 	fsg_opts = to_fsg_opts(opts->group.cg_item.ci_parent);  in fsg_lun_opts_file_show()
3156 	return fsg_show_file(opts->lun, &fsg_opts->common->filesem, page);  in fsg_lun_opts_file_show()
3159 static ssize_t fsg_lun_opts_file_store(struct fsg_lun_opts *opts,  in fsg_lun_opts_file_store()  argument
3164 	fsg_opts = to_fsg_opts(opts->group.cg_item.ci_parent);  in fsg_lun_opts_file_store()
3166 	return fsg_store_file(opts->lun, &fsg_opts->common->filesem, page, len);  in fsg_lun_opts_file_store()
3173 static ssize_t fsg_lun_opts_ro_show(struct fsg_lun_opts *opts, char *page)  in fsg_lun_opts_ro_show()  argument
3175 	return fsg_show_ro(opts->lun, page);  in fsg_lun_opts_ro_show()
3178 static ssize_t fsg_lun_opts_ro_store(struct fsg_lun_opts *opts,  in fsg_lun_opts_ro_store()  argument
3183 	fsg_opts = to_fsg_opts(opts->group.cg_item.ci_parent);  in fsg_lun_opts_ro_store()
3185 	return fsg_store_ro(opts->lun, &fsg_opts->common->filesem, page, len);  in fsg_lun_opts_ro_store()
3192 static ssize_t fsg_lun_opts_removable_show(struct fsg_lun_opts *opts,  in fsg_lun_opts_removable_show()  argument
3195 	return fsg_show_removable(opts->lun, page);  in fsg_lun_opts_removable_show()
3198 static ssize_t fsg_lun_opts_removable_store(struct fsg_lun_opts *opts,  in fsg_lun_opts_removable_store()  argument
3201 	return fsg_store_removable(opts->lun, page, len);  in fsg_lun_opts_removable_store()
3209 static ssize_t fsg_lun_opts_cdrom_show(struct fsg_lun_opts *opts, char *page)  in fsg_lun_opts_cdrom_show()  argument
3211 	return fsg_show_cdrom(opts->lun, page);  in fsg_lun_opts_cdrom_show()
3214 static ssize_t fsg_lun_opts_cdrom_store(struct fsg_lun_opts *opts,  in fsg_lun_opts_cdrom_store()  argument
3219 	fsg_opts = to_fsg_opts(opts->group.cg_item.ci_parent);  in fsg_lun_opts_cdrom_store()
3221 	return fsg_store_cdrom(opts->lun, &fsg_opts->common->filesem, page,  in fsg_lun_opts_cdrom_store()
3229 static ssize_t fsg_lun_opts_nofua_show(struct fsg_lun_opts *opts, char *page)  in fsg_lun_opts_nofua_show()  argument
3231 	return fsg_show_nofua(opts->lun, page);  in fsg_lun_opts_nofua_show()
3234 static ssize_t fsg_lun_opts_nofua_store(struct fsg_lun_opts *opts,  in fsg_lun_opts_nofua_store()  argument
3237 	return fsg_store_nofua(opts->lun, page, len);  in fsg_lun_opts_nofua_store()
3262 	struct fsg_lun_opts *opts;  in fsg_lun_make()  local
3290 	opts = kzalloc(sizeof(*opts), GFP_KERNEL);  in fsg_lun_make()
3291 	if (!opts) {  in fsg_lun_make()
3302 		kfree(opts);  in fsg_lun_make()
3305 	opts->lun = fsg_opts->common->luns[num];  in fsg_lun_make()
3306 	opts->lun_id = num;  in fsg_lun_make()
3309 	config_group_init_type_name(&opts->group, name, &fsg_lun_type);  in fsg_lun_make()
3311 	return &opts->group;  in fsg_lun_make()
3346 	struct fsg_opts *opts = to_fsg_opts(item);  in fsg_attr_release()  local
3348 	usb_put_function_instance(&opts->func_inst);  in fsg_attr_release()
3357 static ssize_t fsg_opts_stall_show(struct fsg_opts *opts, char *page)  in fsg_opts_stall_show()  argument
3361 	mutex_lock(&opts->lock);  in fsg_opts_stall_show()
3362 	result = sprintf(page, "%d", opts->common->can_stall);  in fsg_opts_stall_show()
3363 	mutex_unlock(&opts->lock);  in fsg_opts_stall_show()
3368 static ssize_t fsg_opts_stall_store(struct fsg_opts *opts, const char *page,  in fsg_opts_stall_store()  argument
3374 	mutex_lock(&opts->lock);  in fsg_opts_stall_store()
3376 	if (opts->refcnt) {  in fsg_opts_stall_store()
3377 		mutex_unlock(&opts->lock);  in fsg_opts_stall_store()
3383 		opts->common->can_stall = stall;  in fsg_opts_stall_store()
3387 	mutex_unlock(&opts->lock);  in fsg_opts_stall_store()
3397 static ssize_t fsg_opts_num_buffers_show(struct fsg_opts *opts, char *page)  in fsg_opts_num_buffers_show()  argument
3401 	mutex_lock(&opts->lock);  in fsg_opts_num_buffers_show()
3402 	result = sprintf(page, "%d", opts->common->fsg_num_buffers);  in fsg_opts_num_buffers_show()
3403 	mutex_unlock(&opts->lock);  in fsg_opts_num_buffers_show()
3408 static ssize_t fsg_opts_num_buffers_store(struct fsg_opts *opts,  in fsg_opts_num_buffers_store()  argument
3414 	mutex_lock(&opts->lock);  in fsg_opts_num_buffers_store()
3415 	if (opts->refcnt) {  in fsg_opts_num_buffers_store()
3427 	fsg_common_set_num_buffers(opts->common, num);  in fsg_opts_num_buffers_store()
3431 	mutex_unlock(&opts->lock);  in fsg_opts_num_buffers_store()
3464 	struct fsg_opts *opts;  in fsg_free_inst()  local
3466 	opts = fsg_opts_from_func_inst(fi);  in fsg_free_inst()
3467 	fsg_common_put(opts->common);  in fsg_free_inst()
3468 	kfree(opts);  in fsg_free_inst()
3473 	struct fsg_opts *opts;  in fsg_alloc_inst()  local
3477 	opts = kzalloc(sizeof(*opts), GFP_KERNEL);  in fsg_alloc_inst()
3478 	if (!opts)  in fsg_alloc_inst()
3480 	mutex_init(&opts->lock);  in fsg_alloc_inst()
3481 	opts->func_inst.free_func_inst = fsg_free_inst;  in fsg_alloc_inst()
3482 	opts->common = fsg_common_setup(opts->common);  in fsg_alloc_inst()
3483 	if (IS_ERR(opts->common)) {  in fsg_alloc_inst()
3484 		rc = PTR_ERR(opts->common);  in fsg_alloc_inst()
3488 	rc = fsg_common_set_num_buffers(opts->common,  in fsg_alloc_inst()
3497 	rc = fsg_common_create_lun(opts->common, &config, 0, "lun.0",  in fsg_alloc_inst()
3498 			(const char **)&opts->func_inst.group.cg_item.ci_name);  in fsg_alloc_inst()
3502 	opts->lun0.lun = opts->common->luns[0];  in fsg_alloc_inst()
3503 	opts->lun0.lun_id = 0;  in fsg_alloc_inst()
3504 	config_group_init_type_name(&opts->lun0.group, "lun.0", &fsg_lun_type);  in fsg_alloc_inst()
3505 	opts->default_groups[0] = &opts->lun0.group;  in fsg_alloc_inst()
3506 	opts->func_inst.group.default_groups = opts->default_groups;  in fsg_alloc_inst()
3508 	config_group_init_type_name(&opts->func_inst.group, "", &fsg_func_type);  in fsg_alloc_inst()
3510 	return &opts->func_inst;  in fsg_alloc_inst()
3513 	fsg_common_free_buffers(opts->common);  in fsg_alloc_inst()
3515 	kfree(opts);  in fsg_alloc_inst()
3522 	struct fsg_opts *opts;  in fsg_free()  local
3525 	opts = container_of(f->fi, struct fsg_opts, func_inst);  in fsg_free()
3527 	mutex_lock(&opts->lock);  in fsg_free()
3528 	opts->refcnt--;  in fsg_free()
3529 	mutex_unlock(&opts->lock);  in fsg_free()
3536 	struct fsg_opts *opts = fsg_opts_from_func_inst(fi);  in fsg_alloc()  local
3537 	struct fsg_common *common = opts->common;  in fsg_alloc()
3544 	mutex_lock(&opts->lock);  in fsg_alloc()
3545 	opts->refcnt++;  in fsg_alloc()
3546 	mutex_unlock(&opts->lock);  in fsg_alloc()