linux-kernel - Re: arm: shmobile_defconfig: ld.lld: error: undefined symbol: lynx_pcs

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Message-Id: <e5c92642-02cd-4020-ac1c-7562b1e03f7d@app.fastmail.com>
Date:   Wed, 07 Jun 2023 15:59:26 +0200
From:   "Arnd Bergmann" <arnd@...db.de>
To:     "Aithal, Srikanth" <sraithal@....com>,
        "Geert Uytterhoeven" <geert@...ux-m68k.org>,
        "Naresh Kamboju" <naresh.kamboju@...aro.org>
Cc:     "open list" <linux-kernel@...r.kernel.org>,
        linux-next <linux-next@...r.kernel.org>,
        lkft-triage@...ts.linaro.org,
        clang-built-linux <llvm@...ts.linux.dev>,
        Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        "Linux ARM" <linux-arm-kernel@...ts.infradead.org>,
        Netdev <netdev@...r.kernel.org>,
        "Nathan Chancellor" <nathan@...nel.org>,
        "Nick Desaulniers" <ndesaulniers@...gle.com>,
        "Anders Roxell" <anders.roxell@...aro.org>,
        "Geert Uytterhoeven" <geert+renesas@...der.be>,
        "David S . Miller" <davem@...emloft.net>,
        "Eric Dumazet" <edumazet@...gle.com>,
        "Jakub Kicinski" <kuba@...nel.org>,
        "Paolo Abeni" <pabeni@...hat.com>,
        "Maxime Coquelin" <mcoquelin.stm32@...il.com>,
        "Maxime Chevallier" <maxime.chevallier@...tlin.com>,
        joyce.ooi@...el.com
Subject: Re: arm: shmobile_defconfig: ld.lld: error: undefined symbol: lynx_pcs_destroy

On Wed, Jun 7, 2023, at 15:27, Aithal, Srikanth wrote:
> On 6/6/2023 2:31 PM, Geert Uytterhoeven wrote:
>> On Tue, Jun 6, 2023 at 10:53 AM Naresh Kamboju
>> <naresh.kamboju@...aro.org> wrote:
>>> On Tue, 6 Jun 2023 at 14:17, Naresh Kamboju <naresh.kamboju@...aro.org> wrote:
>>>> Following build regressions found while building arm shmobile_defconfig on
>>>> Linux next-20230606.
>>>>
>>>> Regressions found on arm:
>>>>
>>>>   - build/clang-16-shmobile_defconfig
>>>>   - build/gcc-8-shmobile_defconfig
>>>>   - build/gcc-12-shmobile_defconfig
>>>>   - build/clang-nightly-shmobile_defconfig
>>>
>>> And mips defconfig builds failed.
>>> Regressions found on mips:
>>>
>>>    - build/clang-16-defconfig
>>>    - build/gcc-12-defconfig
>>>    - build/gcc-8-defconfig
>>>    - build/clang-nightly-defconfig
>> 
>> Please give my fix a try:
>> https://lore.kernel.org/linux-renesas-soc/7b36ac43778b41831debd5c30b5b37d268512195.1686039915.git.geert+renesas@glider.be
> On x86 as well seeing couple of issues related to same, not on defconfig 
> though..
>
> ERROR: modpost: "lynx_pcs_destroy" 
> [drivers/net/ethernet/stmicro/stmmac/stmmac.ko] undefined!
> ERROR: modpost: "lynx_pcs_destroy" 
> [drivers/net/ethernet/altera/altera_tse.ko] undefined!
> make[1]: *** [scripts/Makefile.modpost:136: Module.symvers] Error 1
> make: *** [Makefile:1984: modpost] Error 2
>
> Among above issues stmmac issue would be resolved with above mentioned fix.

I sent out my version of the build fixups for altera and stmmac now.

     Arnd