On 14/04/2021 16:53, Andy Shevchenko wrote: > On Wed, Apr 14, 2021 at 10:21 AM kernel test robot <lkp@xxxxxxxxx> wrote: >> >> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master >> head: eebe426d32e1a10ac7c35f8ffab5f818c32a2454 >> commit: 8f28ca6bd8211214faf717677bbffe375c2a6072 iomap: constify ioreadX() iomem argument (as in generic implementation) >> date: 8 months ago >> config: alpha-randconfig-s032-20210414 (attached as .config) >> compiler: alpha-linux-gcc (GCC) 9.3.0 >> reproduce: >> wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross >> chmod +x ~/bin/make.cross >> # apt-get install sparse >> # sparse version: v0.6.3-280-g2cd6d34e-dirty >> # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8f28ca6bd8211214faf717677bbffe375c2a6072 >> git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git >> git fetch --no-tags linus master >> git checkout 8f28ca6bd8211214faf717677bbffe375c2a6072 >> # save the attached .config to linux build tree >> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=alpha >> >> If you fix the issue, kindly add following tag as appropriate >> Reported-by: kernel test robot <lkp@xxxxxxxxx> > > I believe after my patch series [1] at least part of this will be > gone. Can you confirm? Have in mind that the warnings were there since beginning. My patch only changed the warning contents (-> const) thus robot sees it as a new issue. > [1]: https://lore.kernel.org/netdev/20210325173412.82911-1-andriy.shevchenko@xxxxxxxxxxxxxxx/T/#u You convert the reg to "iomem", so it seems that yes, your series should fix it. Best regards, Krzysztof