linux-kernel - Re: [PATCH kmod v4 4/4] libkmod, depmod, modprobe: Make directory for kernel modules configurable

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Date:   Tue, 18 Jul 2023 14:42:42 +0200 (CEST)
From:   Jan Engelhardt <jengelh@...i.de>
To:     Michal Suchánek <msuchanek@...e.de>
cc:     linux-modules@...r.kernel.org, Takashi Iwai <tiwai@...e.com>,
        Lucas De Marchi <lucas.de.marchi@...il.com>,
        Michal Koutný <mkoutny@...e.com>,
        Jiri Slaby <jslaby@...e.com>,
        Masahiro Yamada <masahiroy@...nel.org>,
        Nathan Chancellor <nathan@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Nicolas Schier <nicolas@...sle.eu>,
        linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH kmod v4 4/4] libkmod, depmod, modprobe: Make directory
 for kernel modules configurable


On Tuesday 2023-07-18 14:27, Michal Suchánek wrote:
>> >
>> >That breaks kmod for the usrmerged distributions, though.
>> 
>> Does it though?
>> The *distro* has /lib -> /usr/lib,
>> the *staging area* for installation does not.
>
>Yes, currently the fully installed distribution has the symlink, at
>least openSUSE does.
>
>However, there is a goal to remove it eventually, and even now it is not
>present at all times.

The ELF interpreter /lib/ld-linux.so.2 is hardcoded everywhere.

Making /lib a directory again and bindmounting/symlinking
all the ELF interpreters, that seems to entail a bit more work
than just leaving /lib as a symlink.