linux-kernel - Re: [PATCHv2 1/3] perf report: Display s390 diagnostic counter sets

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Date:   Mon, 21 Jan 2019 14:13:36 +0100
From:   Jiri Olsa <jolsa@...hat.com>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     Thomas Richter <tmricht@...ux.ibm.com>,
        linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
        brueckner@...ux.vnet.ibm.com, schwidefsky@...ibm.com,
        heiko.carstens@...ibm.com
Subject: Re: [PATCHv2 1/3] perf report: Display s390 diagnostic counter sets

On Sun, Jan 20, 2019 at 07:18:14PM +0100, Jiri Olsa wrote:
> On Thu, Jan 17, 2019 at 11:00:53AM -0300, Arnaldo Carvalho de Melo wrote:
> 
> SNIP
> 
> > --- a/tools/perf/util/python-ext-sources
> > +++ b/tools/perf/util/python-ext-sources
> > @@ -25,6 +25,7 @@ util/parse-branch-options.c
> >  util/rblist.c
> >  util/counts.c
> >  util/print_binary.c
> > +util/s390-sample-raw.c
> >  util/strlist.c
> >  util/trace-event.c
> >  ../lib/rbtree.c
> 
> hi,
> this change breaks the python module:
> 
>   >>> import perf
>   Traceback (most recent call last):
>     File "<stdin>", line 1, in <module>
>   ImportError: ./perf.so: undefined symbol: color_fprintf
> 
> changelog doesn't say anything about python related change

I made some chenages and movedthat raw sample code
under s390.. which cured the python module, but
I haven't tested it on s390.

Could you please check if code in here works for you:
  git://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git
  perf/s390

if it works, I'll post it

thanks,
jirka