Re: [RFC] perf record: missing buildid for callstack modules

From: Ingo Molnar
Date: Wed Jan 13 2016 - 05:21:21 EST



* Arnaldo Carvalho de Melo <acme@xxxxxxxxxx> wrote:

> > And this would (obviously) be a good time to see what else we'd like to
> > stuff in there.
>
> Perhaps a version number? Else we'll be using those reserved bits again
> when we decide to introduce MMAP4 ;-\

No version numbers please. Cannot we have a size field and be done with it? The
size is the 'version', if we only ever expand the record. (which is the typical
case)

Thanks,

Ingo