Re: [PATCH 11/52] perf tools: Add stat config event
From: Arnaldo Carvalho de Melo
Date: Tue Oct 27 2015 - 10:13:44 EST
Em Tue, Oct 27, 2015 at 02:51:54PM +0100, Jiri Olsa escreveu:
> On Tue, Oct 27, 2015 at 10:44:40AM -0300, Arnaldo Carvalho de Melo wrote:
> > > I think we could easily add record specific event for this
> > > once it's needed.. there's plenty of free numbers in user
> > > events area ;-)
> > Shhh, don't ask PeterZ about it ;-)
> > But seriously, what makes this specific? Do you envision the stat code
> > needing 2^64-1 tags?
> nope ;-)
> it's just the read function perf_event__read_stat_config takes the
> 'struct perf_stat_config *' and updates it based on the event data.
> we would need to change the code to be more generic.. but as you said,
> it's future ;-)
Right, I applied the patch, I was just curious if I was missing some
detail that would prevent us from using this as a generic tag/value
perf.data storing facility.
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