Re: [PATCH] perf, tools: Make build fail on JSON parse error

From: Arnaldo Carvalho de Melo
Date: Mon Jul 24 2017 - 13:42:31 EST


Em Mon, Jul 24, 2017 at 04:16:49PM +0200, Jiri Olsa escreveu:
> On Fri, Jul 21, 2017 at 05:31:59PM -0700, Sukadev Bhattiprolu wrote:
> > Andi Kleen [andi@xxxxxxxxxxxxxx] wrote:
> > > From: Andi Kleen <ak@xxxxxxxxxxxxxxx>
> > >
> > > Today, when a JSON file fails parsing the build continues,
> > > but there are no json files built in, which is difficult to debug later.
> > > Make the build stop on a parse error instead.
> >
> > I see the problem and we were being defensive to not break the build
> > on architectures that don't yet have the PMU event lists. It will be
> > good to check build on an architecture other than x86/powerpc.
> >
> > Also, following comments may no longer be applicable?
>
> Isn't the Andi's change only to fail in case there's
> a real error in process_one_file? I think you can still
> have empty events dir.

That explains why all the cross builds failed when I added that cset?

- Arnaldo