Re: [RFC 0/4] perf tools: Remove event types data

From: Namhyung Kim
Date: Thu Jul 11 2013 - 02:19:27 EST


On Tue, 9 Jul 2013 18:48:55 +0200, Jiri Olsa wrote:
> hi,
> following up on the 'perf timechart' FIXME note and changing
> its tracepoint match not to use event types data.
>
> In my tests the old and new timechart outputs look the same,
> so.. any other tester would be appreciated ;-)
>
> Also as this was the only user of the event types data
> the rest of the patchset is removing it out of the perf.
>
> The event types data are referenced from the perf data
> file header. The reference (offset & size) stays in the
> header with 0s.
>
> Also the event types data is already duplicated via the
> event_desc FEATURE, so there's no information loss.

I generally agree on removing the event_types but have a couple of
issues on patch 1. Please see my comments on it.

Thanks,
Namhyung
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/