From: Nick Desaulniers <ndesaulniers@google.com>
To: Sedat Dilek <sedat.dilek@gmail.com>
Cc: Masahiro Yamada <masahiroy@kernel.org>,
Nathan Chancellor <natechancellor@gmail.com>,
Andrew Morton <akpm@linux-foundation.org>,
LKML <linux-kernel@vger.kernel.org>,
Clang-Built-Linux ML <clang-built-linux@googlegroups.com>,
Linux Kbuild mailing list <linux-kbuild@vger.kernel.org>,
linux-arch <linux-arch@vger.kernel.org>,
Jakub Jelinek <jakub@redhat.com>,
Fangrui Song <maskray@google.com>,
Caroline Tice <cmtice@google.com>,
Nick Clifton <nickc@redhat.com>, Yonghong Song <yhs@fb.com>,
Jiri Olsa <jolsa@kernel.org>, Andrii Nakryiko <andrii@kernel.org>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Arvind Sankar <nivedita@alum.mit.edu>
Subject: Re: [PATCH v6 2/2] Kbuild: implement support for DWARF v5
Date: Fri, 29 Jan 2021 14:31:01 -0800 [thread overview]
Message-ID: <CAKwvOdmq=L_ob-WpNBE-fSc3oYXT10ZvttfiXiZw3+SxaWWy-A@mail.gmail.com> (raw)
In-Reply-To: <CA+icZUX576Rt7HJ4hvrwRTCC2pTmoH-Yu-haU+MDb8B6yADAYA@mail.gmail.com>
On Fri, Jan 29, 2021 at 2:23 PM Sedat Dilek <sedat.dilek@gmail.com> wrote:
>
> On Fri, Jan 29, 2021 at 11:21 PM Nick Desaulniers
> <ndesaulniers@google.com> wrote:
> >
> > On Fri, Jan 29, 2021 at 2:11 PM Sedat Dilek <sedat.dilek@gmail.com> wrote:
> > >
> > > On Fri, Jan 29, 2021 at 11:09 PM Nick Desaulniers
> > > <ndesaulniers@google.com> wrote:
> > > >
> > > > On Fri, Jan 29, 2021 at 1:20 PM Sedat Dilek <sedat.dilek@gmail.com> wrote:
> > > > >
> > > > > On Fri, Jan 29, 2021 at 10:13 PM Sedat Dilek <sedat.dilek@gmail.com> wrote:
> > > > > >
> > > > > > On Fri, Jan 29, 2021 at 10:09 PM Nick Desaulniers
> > > > > > <ndesaulniers@google.com> wrote:
> > > > > > >
> > > > > > > Can you tell me please what is the precise command line invocation of
> > > > > > > make and which source file you observed this on so that I can
> > > > > > > reproduce?
> > > >
> > > > If you don't send me your invocation of `make`, I cannot help you.
> > > >
> > >
> > > /usr/bin/perf_5.10 stat make V=1 -j4 LLVM=1 LLVM_IAS=1
> > > PAHOLE=/opt/pahole/bin/pahole LOCALVERSION=-10-amd64-clang12
> > > -lto-pgo KBUILD_VERBOSE=1 KBUILD_BUILD_HOST=iniza
> > > KBUILD_BUILD_USER=sedat.dilek@gmail.com
> > > KBUILD_BUILD_TIMESTAMP=2021-01-29 bindeb-pkg
> > > KDEB_PKGVERSION=5.11.0~rc5-10~bullseye+dileks1
> >
> > $ make LLVM=1 LLVM_IAS=1 -j72 defconfig
> > $ make LLVM=1 LLVM_IAS=1 -j72 menuconfig
> > <enable CONFIG_DEBUG_INFO and CONFIG_DEBUG_INFO_DWARF5>
> > $ make LLVM=1 LLVM_IAS=1 -j72 V=1 &> log.txt
> > $ grep '\-g -gdwarf-5 -g -gdwarf-5' log.txt | wc -l
> > 0
> > $ grep '\-g -gdwarf-5' log.txt | wc -l
> > 2517
> >
> > Do have the patch applied twice, perhaps?
> >
>
> Switched to my v6 local Git branch and invoked above make line I gave you.
> I still see that double.
> Looks like I need some "undrunken" switch.
Can you follow my steps precisely to see whether it's your .config?
Perhaps there is a config that duplicates DEBUG_CFLAGS that is not set
in the defconfig? If so, it's still harmless to specify the same
commands twice, and likely isn't introduced by this patch set if so;
so I'm not sure how much more effort is worth pursuing.
--
Thanks,
~Nick Desaulniers
next prev parent reply other threads:[~2021-01-29 22:32 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-29 19:43 [PATCH v6 0/2] Kbuild: DWARF v5 support Nick Desaulniers
2021-01-29 19:43 ` [PATCH v6 1/2] Kbuild: make DWARF version a choice Nick Desaulniers
2021-01-29 20:17 ` Jakub Jelinek
2021-01-29 20:19 ` Nick Desaulniers
2021-01-29 20:57 ` Nick Desaulniers
2021-01-29 21:32 ` Arvind Sankar
2021-01-29 21:41 ` Jakub Jelinek
2021-01-29 22:40 ` Nick Desaulniers
2021-01-29 19:43 ` [PATCH v6 2/2] Kbuild: implement support for DWARF v5 Nick Desaulniers
2021-01-29 20:41 ` Sedat Dilek
2021-01-29 20:48 ` Nick Desaulniers
2021-01-29 20:54 ` Sedat Dilek
2021-01-29 21:09 ` Nick Desaulniers
2021-01-29 21:13 ` Sedat Dilek
2021-01-29 21:20 ` Sedat Dilek
2021-01-29 22:09 ` Nick Desaulniers
2021-01-29 22:11 ` Sedat Dilek
2021-01-29 22:20 ` Nick Desaulniers
2021-01-29 22:23 ` Sedat Dilek
2021-01-29 22:31 ` Nick Desaulniers [this message]
2021-01-29 22:42 ` Sedat Dilek
2021-02-03 7:56 ` Masahiro Yamada
2021-01-29 20:57 ` Jakub Jelinek
2021-01-29 21:05 ` Nick Desaulniers
2021-01-29 21:11 ` Jakub Jelinek
2021-01-29 22:05 ` Nick Desaulniers
2021-01-29 22:09 ` Jakub Jelinek
2021-01-29 23:25 ` Nick Desaulniers
2021-01-29 23:30 ` Nick Desaulniers
2021-01-29 22:27 ` Nick Desaulniers
2021-01-29 21:51 ` Fangrui Song
2021-01-29 22:07 ` Nick Desaulniers
2021-01-29 22:47 ` Fangrui Song
2021-01-29 20:03 ` [PATCH v6 0/2] Kbuild: DWARF v5 support Sedat Dilek
2021-01-30 0:08 ` Sedat Dilek
2021-01-30 0:46 ` Nick Desaulniers
2021-01-30 0:58 ` Fāng-ruì Sòng
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