CC: kbuild-all(a)lists.01.org
CC: linux-arm-kernel(a)lists.infradead.org
TO: Linus Walleij <linus.walleij@linaro.org>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-nomadik.git ixp4xx-armsoc-v5.13-rc1
head:   0da518dae87dd18e5f23e406e15575f393e4a97c
commit: b80e60eb8ecc77e479ed19a70d1b9e86f0fcc2ca [11/12] hw_random: ixp4xx: Add OF support
:::::: branch date: 29 hours ago
:::::: commit date: 29 hours ago
config: x86_64-randconfig-b001-20210618 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 64720f57bea6a6bf033feef4a5751ab9c0c3b401)
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
        # install x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        # apt-get install iwyu # include-what-you-use
        # https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-nomadik.git/commit/?id=b80e60eb8ecc77e479ed19a70d1b9e86f0fcc2ca
        git remote add nomadik https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-nomadik.git
        git fetch --no-tags nomadik ixp4xx-armsoc-v5.13-rc1
        git checkout b80e60eb8ecc77e479ed19a70d1b9e86f0fcc2ca
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross C=1 CHECK=iwyu ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>


iwyu warnings: (new ones prefixed by >>)
   drivers/char/hw_random/ixp4xx-rng.c:20:1: iwyu: warning: superfluous #include <linux/bitops.h>
   drivers/char/hw_random/ixp4xx-rng.c:19:1: iwyu: warning: superfluous #include <linux/init.h>
   drivers/char/hw_random/ixp4xx-rng.c:14:1: iwyu: warning: superfluous #include <linux/kernel.h>
   drivers/char/hw_random/ixp4xx-rng.c:17:1: iwyu: warning: superfluous #include <linux/moduleparam.h>
>> drivers/char/hw_random/ixp4xx-rng.c:22:1: iwyu: warning: superfluous #include <linux/of.h>
   drivers/char/hw_random/ixp4xx-rng.c:15:1: iwyu: warning: superfluous #include <linux/types.h>

vim +22 drivers/char/hw_random/ixp4xx-rng.c

d7174bcb919c15 Michael Buesch 2006-06-26 @20  #include <linux/bitops.h>
d7174bcb919c15 Michael Buesch 2006-06-26  21  #include <linux/hw_random.h>
b80e60eb8ecc77 Linus Walleij  2021-05-11 @22  #include <linux/of.h>
478d2dae73309f Arnd Bergmann  2019-08-25  23  #include <linux/soc/ixp4xx/cpu.h>
d7174bcb919c15 Michael Buesch 2006-06-26  24  

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org