linux-kernel - Re: [perf-tools] Build-error in tools/perf/util/annotate.c with LLVM-14

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Date:   Sun, 03 Jul 2022 10:54:45 -0300
From:   Arnaldo Carvalho de Melo <arnaldo.melo@...il.com>
To:     sedat.dilek@...il.com, Sedat Dilek <sedat.dilek@...il.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Mark Rutland <mark.rutland@....com>,
        alexander.shishkin@...ux.intel.com, jolsa@...nel.org,
        Namhyung Kim <namhyung@...nel.org>,
        Andres Freund <andres@...razel.de>,
        Quentin Monnet <quentin@...valent.com>
CC:     linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
        bpf@...r.kernel.org
Subject: Re: [perf-tools] Build-error in tools/perf/util/annotate.c with LLVM-14



On July 3, 2022 8:54:41 AM GMT-03:00, Sedat Dilek <sedat.dilek@...il.com> wrote:
>On Sun, Jul 3, 2022 at 1:06 PM Sedat Dilek <sedat.dilek@...il.com> wrote:
>>
>> On Sun, Jul 3, 2022 at 1:03 PM Sedat Dilek <sedat.dilek@...il.com> wrote:
>> >
>> > On Sun, Jul 3, 2022 at 12:57 PM Sedat Dilek <sedat.dilek@...il.com> wrote:
>> > [ ... ]
>> > > util/annotate.c:1766:33: error: too few arguments to function call,
>> > > expected 4, have 3
>> > >                              (fprintf_ftype) fprintf);
>> > >                                                     ^
>> > > /usr/include/dis-asm.h:472:13: note: 'init_disassemble_info' declared here
>> > > extern void init_disassemble_info (struct disassemble_info *dinfo, void *stream,
>> > >            ^
>> > > 1 error generated.
>> > > make[4]: *** [/home/dileks/src/linux/git/tools/build/Makefile.build:97:
>> > > util/annotate.o] Error 1
>> >
>> > This is with Debian's binutils(-dev) version 2.38.50.20220629-4.
>> >
>> > $ dpkg -S /usr/include/dis-asm.h
>> > binutils-dev: /usr/include/dis-asm.h
>> >
>>
>> [ /usr/include/dis-asm.h ]
>>
>> 470 /* Method to initialize a disassemble_info struct.  This should be
>> 471    called by all applications creating such a struct.  */
>> 472 extern void init_disassemble_info (struct disassemble_info *dinfo,
>> void *stream,
>> 473                                    fprintf_ftype fprintf_func,
>> 474                                    fprintf_styled_ftype
>> fprintf_styled_func);
>>
>
>[ CC Andres F. + bpf folks ]
>
>The patch-series from Andres Freund from [1] fixes the issue for me on
>Debian/unstable AMD64:
>
>[PATCH v1 0/3] tools: fix compilation failure caused by
>init_disassemble_info API changes
>[PATCH v1 1/3] tools build: add feature test for init_disassemble_info
>API changes
>[PATCH v1 2/3] tools: add dis-asm-compat.h to centralize handling of
>version differences
>[PATCH v1 3/3] tools: Use tools/dis-asm-compat.h to fix compilation
>errors with new binutils
>
>Compile-tested only (LLVM-14 x86-64).
>
>link="https://lore.kernel.org/lkml/20220703044814.892617-1-andres@anarazel.de/"
>b4 -d am $link
>
>Andres, you have some test-cases how you verified the built perf is OK?


That series should be split a bit further, so that the 
new features test is in a separate patch, i.e. I don't process bpftool patches, but can process the feature test and the tools/perf part.

Thanks Sedat for drilling deeper, identifying Andres work as a cure, thanks to Andres for that patch kit!

- Arnaldo 
>
>Thanks, Andres.
>
>-Sedat-
>
>[1] https://lore.kernel.org/lkml/20220703044814.892617-1-andres@anarazel.de/
>[2] https://lore.kernel.org/lkml/CA+icZUVVXq0Mh8=QuopF0tMZyZ0Tn8AiKEZoA3jfP47Q8B=x2A@mail.gmail.com/