Re: [PATCH v17 5/9] counter: Implement signalZ_action_component_id sysfs attribute

[Greg KH]

On Wed, Sep 29, 2021 at 12:16:02PM +0900, William Breathitt Gray wrote:
> +static ssize_t counter_comp_id_show(struct device *dev,
> +				    struct device_attribute *attr, char *buf)
> +{
> +	const size_t id = (size_t)to_counter_attribute(attr)->comp.priv;
> +
> +	return sprintf(buf, "%zu\n", id);

sysfs_emit()?

> +}
> +