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Re: [PATCH 1/2] perf tools: Fix build on powerpc broken by pt/bts

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Em Wed, Aug 26, 2015 at 10:07:50AM +0200, Jiri Olsa escreveu:
> On Wed, Aug 26, 2015 at 10:27:09AM +0300, Adrian Hunter wrote:
> > On 26/08/15 10:25, Jiri Olsa wrote:
> > > On Wed, Aug 26, 2015 at 09:57:13AM +0300, Adrian Hunter wrote:
> > >> On 25/08/15 18:30, Arnaldo Carvalho de Melo wrote:
> > >>> Em Tue, Aug 25, 2015 at 01:42:27PM +0300, Adrian Hunter escreveu:
> > >>>> It is theoretically possible to process perf.data files created on
> > >>>> x86 and that contain Intel PT or Intel BTS data, on any other
> > >>>> architecture, which is why it is possible for there to be build
> > >>>> errors on powerpc caused by pt/bts.
> > >>>>
> > >>>> The errors were:
> > >>>>
> > >>>> 	util/intel-pt-decoder/intel-pt-insn-decoder.c: In function ‘intel_pt_insn_decoder’:
> > >>>> 	util/intel-pt-decoder/intel-pt-insn-decoder.c:138:3: error: switch missing default case [-Werror=switch-default]
> > >>>> 	   switch (insn->immediate.nbytes) {
> > >>>> 	   ^
> > >>>> 	cc1: all warnings being treated as errors
> > >>>>
> > >>>> 	linux-acme.git/tools/perf/perf-obj/libperf.a(libperf-in.o): In function `intel_pt_synth_branch_sample':
> > >>>> 	sources/linux-acme.git/tools/perf/util/intel-pt.c:871: undefined reference to `tsc_to_perf_time'
> > >>>> 	linux-acme.git/tools/perf/perf-obj/libperf.a(libperf-in.o): In function `intel_pt_sample':
> > >>>> 	sources/linux-acme.git/tools/perf/util/intel-pt.c:915: undefined reference to `tsc_to_perf_time'
> > >>>> 	sources/linux-acme.git/tools/perf/util/intel-pt.c:962: undefined reference to `tsc_to_perf_time'
> > >>>> 	linux-acme.git/tools/perf/perf-obj/libperf.a(libperf-in.o): In function `intel_pt_process_event':
> > >>>> 	sources/linux-acme.git/tools/perf/util/intel-pt.c:1454: undefined reference to `perf_time_to_tsc'
> > >>>>
> > >>>> Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
> > >>>> ---
> > >>>>  tools/perf/util/Build                                    | 2 +-
> > >>>>  tools/perf/util/intel-pt-decoder/intel-pt-insn-decoder.c | 3 +++
> > >>>>  2 files changed, 4 insertions(+), 1 deletion(-)
> > >>>>
> > >>>> diff --git a/tools/perf/util/Build b/tools/perf/util/Build
> > >>>> index e912856cc4e5..8ae31e5131ee 100644
> > >>>> --- a/tools/perf/util/Build
> > >>>> +++ b/tools/perf/util/Build
> > >>>> @@ -74,7 +74,7 @@ libperf-y += stat-shadow.o
> > >>>>  libperf-y += record.o
> > >>>>  libperf-y += srcline.o
> > >>>>  libperf-y += data.o
> > >>>> -libperf-$(CONFIG_X86) += tsc.o
> > >>>> +libperf-$(if $(CONFIG_X86)$(CONFIG_AUXTRACE),y) += tsc.o
> > >>>
> > >>> I think this is preferred/more clear:
> > >>>
> > >>> libperf-$(CONFIG_X86) += tsc.o
> > >>> libperf-$(CONFIG_AUXTRACE) += tsc.o
> > >>
> > >> I tried that first but it doesn't work:
> > >>
> > >> util/tsc.o: In function `perf_time_to_tsc':
> > >> /mnt/ssd/ahunter/git/linux-perf/tools/perf/util/tsc.c:7: multiple definition of `perf_time_to_tsc'
> > >> util/tsc.o:/mnt/ssd/ahunter/git/linux-perf/tools/perf/util/tsc.c:7: first defined here
> > >> util/tsc.o: In function `tsc_to_perf_time':
> > >> /mnt/ssd/ahunter/git/linux-perf/tools/perf/util/tsc.c:18: multiple definition of `tsc_to_perf_time'
> > >> util/tsc.o:/mnt/ssd/ahunter/git/linux-perf/tools/perf/util/tsc.c:18: first defined here
> > >> make[3]: *** [util/libperf-in.o] Error 1
> > >> make[2]: *** [util] Error 2
> > >> make[1]: *** [libperf-in.o] Error 2
> > >> make: *** [all] Error 2
> > >>
> > >> I will have a look at why, unless Jiri knows?
> > >>
> > > 
> > > I'm now testing attached patch, does it fix it for you?
> > 
> > Yup!  Thanks Jiri! :-)
> > 
> 
> cool, I'll send it out soon..
> 
> Arnaldo,
> the tarpkg test is failing on me because of removed export.h
> not sure I missed attached update in your patch queue

Thanks, applying, strange this remained there :-\
 
> jirka
> 
> 
> ---
> diff --git a/tools/perf/MANIFEST b/tools/perf/MANIFEST
> index d01a0aad5a01..4d16e8af18b7 100644
> --- a/tools/perf/MANIFEST
> +++ b/tools/perf/MANIFEST
> @@ -40,7 +40,6 @@ tools/include/asm-generic/bitops.h
>  tools/include/linux/atomic.h
>  tools/include/linux/bitops.h
>  tools/include/linux/compiler.h
> -tools/include/linux/export.h
>  tools/include/linux/hash.h
>  tools/include/linux/kernel.h
>  tools/include/linux/list.h

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[PATCH 1/2] perf tools: Fix build on powerpc broken by pt/bts Adrian Hunter <adrian.hunter@intel.com> - 2015-08-25 12:50 +0200
  [PATCH 2/2] perf tools: Make NO_AUXTRACE default for non-x86 architectures Adrian Hunter <adrian.hunter@intel.com> - 2015-08-25 12:50 +0200
  Re: [PATCH 1/2] perf tools: Fix build on powerpc broken by pt/bts Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-08-25 17:40 +0200
    Re: [PATCH 1/2] perf tools: Fix build on powerpc broken by pt/bts Adrian Hunter <adrian.hunter@intel.com> - 2015-08-26 09:10 +0200
      Re: [PATCH 1/2] perf tools: Fix build on powerpc broken by pt/bts Jiri Olsa <jolsa@redhat.com> - 2015-08-26 09:30 +0200
        Re: [PATCH 1/2] perf tools: Fix build on powerpc broken by pt/bts Adrian Hunter <adrian.hunter@intel.com> - 2015-08-26 09:40 +0200
          Re: [PATCH 1/2] perf tools: Fix build on powerpc broken by pt/bts Jiri Olsa <jolsa@redhat.com> - 2015-08-26 10:10 +0200
            [PATCH] tools build: Allow duplicate objects in the object list Jiri Olsa <jolsa@redhat.com> - 2015-08-26 15:10 +0200
              [tip:perf/core] tools build:   Allow duplicate objects in the object list tip-bot for Jiri Olsa <tipbot@zytor.com> - 2015-08-28 08:50 +0200
            Re: [PATCH 1/2] perf tools: Fix build on powerpc broken by pt/bts Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-08-26 15:10 +0200
            [tip:perf/core] perf tools: Remove export.h from MANIFEST tip-bot for Jiri Olsa <tipbot@zytor.com> - 2015-08-28 08:50 +0200
    Re: [PATCH 1/2] perf tools: Fix build on powerpc broken by pt/bts Jiri Olsa <jolsa@redhat.com> - 2015-08-26 09:10 +0200
    [PATCH V2] perf tools: Fix build on powerpc broken by pt/bts Adrian Hunter <adrian.hunter@intel.com> - 2015-08-31 20:50 +0200
      [tip:perf/urgent] perf tools: Fix build on powerpc broken by pt/  bts tip-bot for Adrian Hunter <tipbot@zytor.com> - 2015-09-01 10:40 +0200

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