Re: [PATCH V6 04/25] perf tools: Add support for AUX area recording

[Jiri Olsa]

On Mon, Mar 16, 2015 at 02:41:26PM +0200, Adrian Hunter wrote:

SNIP

> +
> +int perf_event__synthesize_auxtrace(struct perf_tool *tool,
> +				    perf_event__handler_t process,
> +				    size_t size, u64 offset, u64 ref, int idx,
> +				    u32 tid, u32 cpu)
> +{
> +	union perf_event ev;
> +
> +	memset(&ev, 0, sizeof(ev));
> +	ev.auxtrace.header.type = PERF_RECORD_AUXTRACE;
> +	ev.auxtrace.header.size = sizeof(ev.auxtrace);
> +	ev.auxtrace.size = size;
> +	ev.auxtrace.offset = offset;
> +	ev.auxtrace.reference = ref;
> +	ev.auxtrace.idx = idx;
> +	ev.auxtrace.tid = tid;
> +	ev.auxtrace.cpu = cpu;
> +
> +	return process(tool, &ev, NULL, NULL);
> +}

I dont see this one being used/called from any place in your branch,
was it meant to be called from auxtrace_mmap__read?

jirka
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