linux-kernel - Re: or1k-linux-ld: drivers/net/dsa/realtek/realtek-smi.o:undefined reference to `rtl8366rb

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Date:   Mon, 11 Apr 2022 10:23:44 +0000
From:   Alvin Šipraga <ALSI@...g-olufsen.dk>
To:     kernel test robot <lkp@...el.com>
CC:     Luiz Angelo Daros de Luca <luizluca@...il.com>,
        "kbuild-all@...ts.01.org" <kbuild-all@...ts.01.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Florian Fainelli <f.fainelli@...il.com>
Subject: Re: or1k-linux-ld: drivers/net/dsa/realtek/realtek-smi.o:undefined
 reference to `rtl8366rb_variant'

Hello test robot,

On Mon, Apr 11, 2022 at 07:24:03AM +0800, kernel test robot wrote:
> Hi Luiz,
> 
> First bad commit (maybe != root cause):
> 
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   4ea3c6425269d33da53c79d539ce9554117cf4d4
> commit: 765c39a4fafe6f7ea0d370aa5f30c811579cf8eb net: dsa: realtek: convert subdrivers into modules
> date:   2 months ago
> config: openrisc-buildonly-randconfig-r003-20220411 (https://download.01.org/0day-ci/archive/20220411/202204110757.XIafvVnj-lkp@intel.com/config)
> compiler: or1k-linux-gcc (GCC) 11.2.0
> reproduce (this is a W=1 build):
>         wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=765c39a4fafe6f7ea0d370aa5f30c811579cf8eb
>         git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
>         git fetch --no-tags linus master
>         git checkout 765c39a4fafe6f7ea0d370aa5f30c811579cf8eb
>         # save the config file to linux build tree
>         mkdir build_dir
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=openrisc SHELL=/bin/bash
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@...el.com>
> 
> All errors (new ones prefixed by >>):
> 
> >> or1k-linux-ld: drivers/net/dsa/realtek/realtek-smi.o:(.rodata+0x16c): undefined reference to `rtl8366rb_variant'

Yes, that might happen, since the config looks like this:

CONFIG_NET_DSA_REALTEK=y
CONFIG_NET_DSA_REALTEK_SMI=y
CONFIG_NET_DSA_REALTEK_RTL8365MB=y
CONFIG_NET_DSA_REALTEK_RTL8366RB=m

I'll take a look later this evening and prepare a patch for net.

Kind regards,
Alvin

> 
> -- 
> 0-DAY CI Kernel Test Service
> https://01.org/lkp