Re: [PATCH v2 03/14] perf: Add persistent event facilities

[Peter Zijlstra <peterz@infradead.org>]

On Tue, Jun 11, 2013 at 06:42:29PM +0200, Robert Richter wrote:
> +int perf_add_persistent_event_by_id(int id)
> +{
> +	struct perf_event_attr *attr;
> +
> +	attr = kzalloc(sizeof(*attr), GFP_KERNEL);
> +	if (!attr)
> +		return -ENOMEM;
> +
> +	attr->sample_period	= 1;
> +	attr->wakeup_events	= 1;
> +	attr->sample_type	= PERF_SAMPLE_RAW;
> +	attr->persistent	= 1;
> +	attr->config		= id;
> +	attr->type		= PERF_TYPE_TRACEPOINT;
> +	attr->size		= sizeof(*attr);
> +
> +	return perf_add_persistent_event(attr, CPU_BUFFER_NR_PAGES);
> +}

I would call this what it is: perf_add_persistent_tracepoint(), or so
:-)