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

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Date:   Sun, 20 Jan 2019 19:18:14 +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 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

jirka