linux-kernel - Re: [PATCH v5 00/19] Implement DWARF modversions

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Message-ID: <CA+icZUXdMGk5uTZ_as0UOw-zmZuxTXc6J3U2_He00UOca86Gig@mail.gmail.com>
Date: Thu, 31 Oct 2024 02:56:49 +0100
From: Sedat Dilek <sedat.dilek@...il.com>
To: Sami Tolvanen <samitolvanen@...gle.com>
Cc: Masahiro Yamada <masahiroy@...nel.org>, Luis Chamberlain <mcgrof@...nel.org>, 
	Miguel Ojeda <ojeda@...nel.org>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
	Matthew Maurer <mmaurer@...gle.com>, Alex Gaynor <alex.gaynor@...il.com>, Gary Guo <gary@...yguo.net>, 
	Petr Pavlu <petr.pavlu@...e.com>, Daniel Gomez <da.gomez@...sung.com>, Neal Gompa <neal@...pa.dev>, 
	Hector Martin <marcan@...can.st>, Janne Grunau <j@...nau.net>, Miroslav Benes <mbenes@...e.cz>, 
	Asahi Linux <asahi@...ts.linux.dev>, linux-kbuild@...r.kernel.org, 
	linux-kernel@...r.kernel.org, linux-modules@...r.kernel.org, 
	rust-for-linux@...r.kernel.org
Subject: Re: [PATCH v5 00/19] Implement DWARF modversions

On Wed, Oct 30, 2024 at 10:14 PM Sami Tolvanen <samitolvanen@...gle.com> wrote:
>
> Hi Sedat,
>
> On Wed, Oct 30, 2024 at 2:00 PM Sedat Dilek <sedat.dilek@...il.com> wrote:
> >
> > Hi Sami,
> >
> > perfect timing: Nathan uploaded SLIM LLVM toolchain v19.1.3
> >
> > KBUILD_GENDWARFKSYMS_STABLE is to be set manually?
> > What value is recommended?
>
> The usage is similar to KBUILD_SYMTYPES, you can just set
> KBUILD_GENDWARFKSYMS_STABLE=1 to use --stable when calculating
> versions. However, it's not normally necessary to set this flag at all
> when building your own kernel, it's mostly for distributions.
>
> Sami

OK, thanks.

# cat /proc/version
Linux version 6.12.0-rc5-1-amd64-clang19-kcfi
(sedat.dilek@...il.com@...za) (ClangBuiltLinux clang version 19.1.3
(https://github.com/llvm/llvm-project.git
ab51eccf88f5321e7c60591c5546b254b6afab99), ClangBuiltLinux LLD 19.1.3
(https://github.com/llvm/llvm-project.git
ab51eccf88f5321e7c60591c5546b254b6afab99)) #1~trixie+dileks SMP
PREEMPT_DYNAMIC 2024-10-30

Tested-by: Sedat Dilek <sedat,dilek@...il.com> # LLVM/Clang v19.1.3 on x86-64

Best regards,
-Sedat-