On Tue, Oct 27, 2015 at 10:16:05AM -0300, Arnaldo Carvalho de Melo wrote: > Em Sun, Oct 25, 2015 at 03:51:27PM +0100, Jiri Olsa escreveu: > > Adding stat config event to pass/store stat config data, > > so report tools (report/script) know how to interpret > > stat data. > > > > The config data are stored in 'tag|value' way to allow > > easy extension and backward compatibility. > > I wonder if this couldn't be renamed 'PERF_RECORD_CONFIG' and just go > on using one of those 2^64-1 tags for the 'stat config' needs, but then > this is just a matter of changing the name of this event, which won't > break anything when done.
we use this event to update 'struct perf_stat_config', so it's kind of stat specific > > Other stuff we may want to have stored like this include sysctl, sysfs > values, kernel command line options used, etc. 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 ;-) jirka -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
