On Wed, Mar 24, 2021 at 01:58:06PM +0800, kernel test robot wrote: > tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git > master > head: 7acac4b3196caee5e21fb5ea53f8bc124e6a16fc > commit: a9c56721d6ae99b22e983d0722e6b1b53a11dd59 dmaengine: dw: platform: Use > devm_platform_ioremap_resource() > date: 1 year, 7 months ago > config: s390-randconfig-r013-20210324 (attached as .config) > compiler: s390-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=a9c56721d6ae99b22e983d0722e6b1b53a11dd59 > git remote add linus > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git > git fetch --no-tags linus master > git checkout a9c56721d6ae99b22e983d0722e6b1b53a11dd59 > # save the attached .config to linux build tree > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross > ARCH=s390 > > If you fix the issue, kindly add following tag as appropriate > Reported-by: kernel test robot <[email protected]> > > All errors (new ones prefixed by >>): > > >> ERROR: "devm_platform_ioremap_resource" [drivers/dma/dw/dw_dmac.ko] > >> undefined!
Because s390 does not have IOMEM (IIRC). I forgot how it's usually fixed. Again IIRC it should be done somewhere in the generic files, otherwise we have to have add 'depends on HAVE_IOMEM' everywhere. Okay, seems it's not. Fine, I'll send a patch soon. -- With Best Regards, Andy Shevchenko
