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Message-ID: <CAK8P3a1zfwJs3=mhvTGpLLak1Lqq6N-4N+zHrh-4KMRE75HP8w@mail.gmail.com> Date: Wed, 24 Feb 2021 09:38:29 +0100 From: Arnd Bergmann <arnd@...nel.org> To: Randy Dunlap <rdunlap@...radead.org> Cc: kernel test robot <lkp@...el.com>, Marek Vasut <marex@...x.de>, Arnd Bergmann <arnd@...db.de>, kbuild-all@...ts.01.org, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, Andrew Lunn <andrew@...n.ch> Subject: Re: (.text.ks8851_probe_common+0x370): undefined reference to `__this_module' On Wed, Feb 24, 2021 at 3:38 AM Randy Dunlap <rdunlap@...radead.org> wrote: > > On 2/21/21 10:12 PM, kernel test robot wrote: > > Hi Marek, > > > > FYI, the error/warning still remains. > > > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master > > head: 31caf8b2a847214be856f843e251fc2ed2cd1075 > > commit: ef3631220d2b3d8d14cf64464760505baa60d6ac net: ks8851: Register MDIO bus and the internal PHY > > date: 7 weeks ago > > config: parisc-randconfig-r034-20210222 (attached as .config) > > compiler: hppa-linux-gcc (GCC) 9.3.0 > > 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=ef3631220d2b3d8d14cf64464760505baa60d6ac > > git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git > > git fetch --no-tags linus master > > git checkout ef3631220d2b3d8d14cf64464760505baa60d6ac > > # save the attached .config to linux build tree > > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=parisc > > > > 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 >>): > > > > hppa-linux-ld: drivers/net/ethernet/micrel/ks8851_common.o: in function `ks8851_probe_common': > >>> (.text.ks8851_probe_common+0x370): undefined reference to `__this_module' > >>> hppa-linux-ld: (.text.ks8851_probe_common+0x374): undefined reference to `__this_module' > > Hey Arnd- > > I wanted to see if you had any ideas about this problem. > > CONFIG_KS8851=y > CONFIG_KS8851_MLL=m > > The problem is that 2 drivers share some common code, but in one case > the shared code is builtin and for the other driver it is a loadable > module. The common code is first built as builtin, so it does not have > the "__this_module" symbol. This is the patch I sent for it: https://lore.kernel.org/lkml/20210125121937.3900988-1-arnd@kernel.org/T/#u Arnd
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