Re: [PATCH v6] Unified trace buffer

[Arnaldo Carvalho de Melo <acme@redhat.com>]

Em Fri, Sep 26, 2008 at 02:05:44PM -0400, Steven Rostedt escreveu:
> + */
> +static inline void *
> +ring_buffer_event_data(struct ring_buffer_event *event)
> +{
> +	BUG_ON(event->type != RB_TYPE_DATA);
> +	/* If length is in len field, then array[0] has the data */
> +	if (event->len)
> +		return (void *)&event->array[0];
> +	/* Otherwise length is in array[0] and array[1] has the data */
> +	return (void *)&event->array[1];

Nitpick: Why cast to void *?

And sometimes you use the rb_ prefix, in other cases you use the longer
for ring_buffer_, is the ring_ namespace already used? Or can we make it
use rb_ consistently to shorten the names?

- Arnaldo