linux-kernel - Re: [RFC] kbuild: bpf: Do not run pahole with -j on 32bit userspace

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Message-ID: <CA+icZUVL13oPX8KybWirie5zH77qWuzG9-9yTNM7O1CxwhOp1w@mail.gmail.com>
Date: Mon, 26 Aug 2024 12:18:03 +0200
From: Sedat Dilek <sedat.dilek@...il.com>
To: Arnaldo Carvalho de Melo <acme@...nel.org>
Cc: Shung-Hsi Yu <shung-hsi.yu@...e.com>, dwarves@...r.kernel.org, 
	Jiri Slaby <jirislaby@...nel.org>, Jiri Olsa <olsajiri@...il.com>, masahiroy@...nel.org, 
	linux-kernel@...r.kernel.org, Nathan Chancellor <nathan@...nel.org>, 
	Nicolas Schier <nicolas@...sle.eu>, Alexei Starovoitov <ast@...nel.org>, 
	Daniel Borkmann <daniel@...earbox.net>, Andrii Nakryiko <andrii@...nel.org>, 
	Martin KaFai Lau <martin.lau@...ux.dev>, Eduard Zingerman <eddyz87@...il.com>, Song Liu <song@...nel.org>, 
	Yonghong Song <yonghong.song@...ux.dev>, John Fastabend <john.fastabend@...il.com>, 
	KP Singh <kpsingh@...nel.org>, Stanislav Fomichev <sdf@...ichev.me>, Hao Luo <haoluo@...gle.com>, 
	linux-kbuild@...r.kernel.org, bpf@...r.kernel.org, msuchanek@...e.com
Subject: Re: [RFC] kbuild: bpf: Do not run pahole with -j on 32bit userspace

On Thu, Aug 22, 2024 at 5:24 PM Arnaldo Carvalho de Melo
<acme@...nel.org> wrote:

> Please let me know if what is in the 'next' branch of:
>
> https://git.kernel.org/pub/scm/devel/pahole/pahole.git
>
> Works for you, that will be extra motivation to move it to the master
> branch and cut 1.28.

For pahole version 1.28 - Please, Go Go Go.

-Sedat-

pahole 1.27 segfaults when generating BTF for modules built with LTO #2032
https://github.com/ClangBuiltLinux/linux/issues/2032