linux-kernel - Re: Another bug: Re: [PATCH 0/3] perf report: Add support to print a textual representation of IBS raw sample data

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Date:   Fri, 10 Sep 2021 18:40:17 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Kim Phillips <kim.phillips@....com>
Cc:     Arnaldo Carvalho de Melo <acme@...hat.com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        Ian Rogers <irogers@...gle.com>,
        Ingo Molnar <mingo@...hat.com>, Jiri Olsa <jolsa@...hat.com>,
        Joao Martins <joao.m.martins@...cle.com>,
        Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
        Mark Rutland <mark.rutland@....com>,
        Michael Petlan <mpetlan@...hat.com>,
        Namhyung Kim <namhyung@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Robert Richter <robert.richter@....com>,
        Stephane Eranian <eranian@...gle.com>,
        linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org
Subject: Re: Another bug: Re: [PATCH 0/3] perf report: Add support to print a
 textual representation of IBS raw sample data

Em Fri, Sep 10, 2021 at 05:58:14PM -0300, Arnaldo Carvalho de Melo escreveu:
> Em Fri, Sep 10, 2021 at 04:48:42PM -0300, Arnaldo Carvalho de Melo escreveu:
> > 
> > All the cross builds are failing:
> > 
> >   28     9.20 debian:experimental-x-arm64   : FAIL gcc version 10.2.1 20210110 (Debian 10.2.1-6)
> >     util/amd-sample-raw.c:12:10: fatal error: asm/amd-ibs.h: No such file or directory
> >        12 | #include <asm/amd-ibs.h>
> >           |          ^~~~~~~~~~~~~~~
> >     compilation terminated.
> 
> Trying with the same trick used by intel-pt to build on all arches:
> 
> diff --git a/tools/perf/util/amd-sample-raw.c b/tools/perf/util/amd-sample-raw.c
> index fbb7d61c50489374..d19d765195c54b79 100644
> --- a/tools/perf/util/amd-sample-raw.c
> +++ b/tools/perf/util/amd-sample-raw.c
> @@ -9,7 +9,7 @@
>  #include <inttypes.h>
>  
>  #include <linux/string.h>
> -#include <asm/amd-ibs.h>
> +#include "../../arch/x86/include/asm/amd-ibs.h"
>  
>  #include "debug.h"
>  #include "session.h"

Not enough, this one is needed for msr-index.h, same reason, a bit more
involved, but check-patch.h has a few entries like that, see below.

Now it seems to be ok:

# export BUILD_TARBALL=http://192.168.100.2/perf/perf-5.14.0.tar.xz
# dm  android-ndk:r12b-arm android-ndk:r15c-arm debian:experimental-x-arm64 debian:experimental-x-mips debian:experimental-x-mips64 debian:experimental-x-mipsel fedora:24-x-ARC-uClibc fedora:34-x-ARC-glibc fedora:34-x-ARC-uClibc mageia:7 openmandriva:cooker ubuntu:16.04-x-arm ubuntu:16.04-x-arm64 ubuntu:16.04-x-powerpc ubuntu:16.04-x-powerpc64 ubuntu:16.04-x-powerpc64el ubuntu:16.04-x-s390 ubuntu:18.04-x-arm ubuntu:18.04-x-arm64 ubuntu:18.04-x-m68k ubuntu:18.04-x-powerpc ubuntu:18.04-x-powerpc64 ubuntu:18.04-x-powerpc64el ubuntu:18.04-x-riscv64 ubuntu:18.04-x-s390 ubuntu:18.04-x-sh4 ubuntu:18.04-x-sparc64 ubuntu:20.04-x-powerpc64el ubuntu:20.04-x-s390 ubuntu:21.04-x-mips ubuntu:21.04-x-mips64
   1    29.83 android-ndk:r12b-arm          : Ok   arm-linux-androideabi-gcc (GCC) 4.9.x 20150123 (prerelease)
   2    40.15 android-ndk:r15c-arm          : Ok   arm-linux-androideabi-gcc (GCC) 4.9.x 20150123 (prerelease)
   3    49.76 debian:experimental-x-arm64   : Ok   aarch64-linux-gnu-gcc (Debian 10.2.1-6) 10.2.1 20210110
   4    38.37 debian:experimental-x-mips    : Ok   mips-linux-gnu-gcc (Debian 10.2.1-6) 10.2.1 20210110
   5    45.28 debian:experimental-x-mips64  : Ok   mips64-linux-gnuabi64-gcc (Debian 10.2.1-6) 10.2.1 20210110
   6    45.15 debian:experimental-x-mipsel  : Ok   mipsel-linux-gnu-gcc (Debian 10.2.1-6) 10.2.1 20210110
   7: fedora:24-x-ARC-uClibc

Some more to go, but should be ok by now.

- Arnaldo

diff --git a/tools/arch/x86/include/asm/amd-ibs.h b/tools/arch/x86/include/asm/amd-ibs.h
index 46e1df45efc04627..174e7d83fcbdb22f 100644
--- a/tools/arch/x86/include/asm/amd-ibs.h
+++ b/tools/arch/x86/include/asm/amd-ibs.h
@@ -4,7 +4,7 @@
  * 55898 Rev 0.35 - Feb 5, 2021
  */
 
-#include <asm/msr-index.h>
+#include "msr-index.h"
 
 /*
  * IBS Hardware MSRs
diff --git a/tools/perf/check-headers.sh b/tools/perf/check-headers.sh
index 4a6b2b4ec5074a49..f1e46277e8226b5a 100755
--- a/tools/perf/check-headers.sh
+++ b/tools/perf/check-headers.sh
@@ -34,7 +34,6 @@ arch/x86/include/asm/inat_types.h
 arch/x86/include/asm/emulate_prefix.h
 arch/x86/include/asm/irq_vectors.h
 arch/x86/include/asm/msr-index.h
-arch/x86/include/asm/amd-ibs.h
 arch/x86/include/uapi/asm/prctl.h
 arch/x86/lib/x86-opcode-map.txt
 arch/x86/tools/gen-insn-attr-x86.awk
@@ -145,6 +144,7 @@ done
 # diff with extra ignore lines
 check arch/x86/lib/memcpy_64.S        '-I "^EXPORT_SYMBOL" -I "^#include <asm/export.h>" -I"^SYM_FUNC_START\(_LOCAL\)*(memcpy_\(erms\|orig\))"'
 check arch/x86/lib/memset_64.S        '-I "^EXPORT_SYMBOL" -I "^#include <asm/export.h>" -I"^SYM_FUNC_START\(_LOCAL\)*(memset_\(erms\|orig\))"'
+check arch/x86/include/asm/amd-ibs.h  '-I "^#include [<\"]\(asm/\)*msr-index.h"'
 check include/uapi/asm-generic/mman.h '-I "^#include <\(uapi/\)*asm-generic/mman-common\(-tools\)*.h>"'
 check include/uapi/linux/mman.h       '-I "^#include <\(uapi/\)*asm/mman.h>"'
 check include/linux/build_bug.h       '-I "^#\(ifndef\|endif\)\( \/\/\)* static_assert$"'