linux-kernel - Re: [PATCH] kbuild: exclude .rodata.(cst|str)* when building ranges

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Message-ID: <CAK7LNASvQJT5rCGGQT+L+JtRX32_amZz05QCn9cvT4W4+uVJuA@mail.gmail.com>
Date: Tue, 11 Mar 2025 18:17:08 +0900
From: Masahiro Yamada <masahiroy@...nel.org>
To: Kris Van Hees <kris.van.hees@...cle.com>
Cc: linux-kernel@...r.kernel.org, linux-kbuild@...r.kernel.org, 
	linux-modules@...r.kernel.org, linux-trace-kernel@...r.kernel.org, 
	Nick Alcock <nick.alcock@...cle.com>, Alan Maguire <alan.maguire@...cle.com>, 
	Steven Rostedt <rostedt@...dmis.org>, Sam James <sam@...too.org>, 
	Luis Chamberlain <mcgrof@...nel.org>, Masami Hiramatsu <mhiramat@...nel.org>, 
	Nick Desaulniers <ndesaulniers@...gle.com>, Jiri Olsa <olsajiri@...il.com>, 
	Elena Zannoni <elena.zannoni@...cle.com>, Daniel Gomez <da.gomez@...sung.com>, 
	Jack Vogel <jack.vogel@...cle.com>
Subject: Re: [PATCH] kbuild: exclude .rodata.(cst|str)* when building ranges

On Thu, Mar 6, 2025 at 4:28 AM Kris Van Hees <kris.van.hees@...cle.com> wrote:
>
> The .rodata.(cst|str)* sections are often resized during the final
> linking and since these sections do not cover actual symbols there is
> no need to include them in the modules.builtin.ranges data.
>
> When these sections were included in processing and resizing occurred,
> modules were reported with ranges that extended beyond their true end,
> causing subsequent symbols (in address order) to be associated with
> the wrong module.
>
> Signed-off-by: Kris Van Hees <kris.van.hees@...cle.com>
> Reviewed-by: Jack Vogel <jack.vogel@...cle.com>
> ---

Applied with the following tag:

Fixes: 5f5e7344322f ("kbuild: generate offset range data for builtin modules")

Please let me know if this is wrong.

-- 
Best Regards
Masahiro Yamada