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Sat, 06 Aug 2022 04:54:44 +0000 Date: Sat, 6 Aug 2022 12:54:29 +0800 From: kernel test robot To: Kefeng Wang Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Will Deacon , Christoph Hellwig , Arnd Bergmann , "Russell King (Oracle)" Subject: drivers/remoteproc/st_remoteproc.c:114:20: sparse: sparse: incorrect type in argument 1 (different address spaces) Message-ID: <202208061233.oNJbslVu-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 6614a3c3164a5df2b54abb0b3559f51041cf705b commit: d803336abdbc1bfacdb32b2cf9f4fdbee072b8ee ARM: mm: kill unused runtime hook arch_iounmap() date: 6 weeks ago config: arm-randconfig-s051-20220805 (https://download.01.org/0day-ci/archive/20220806/202208061233.oNJbslVu-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 12.1.0 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: v0.6.4-39-gce1a6720-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d803336abdbc1bfacdb32b2cf9f4fdbee072b8ee git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout d803336abdbc1bfacdb32b2cf9f4fdbee072b8ee # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm SHELL=/bin/bash drivers/remoteproc/ If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot sparse warnings: (new ones prefixed by >>) drivers/remoteproc/st_remoteproc.c:98:12: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *va @@ got void [noderef] __iomem * @@ drivers/remoteproc/st_remoteproc.c:98:12: sparse: expected void *va drivers/remoteproc/st_remoteproc.c:98:12: sparse: got void [noderef] __iomem * >> drivers/remoteproc/st_remoteproc.c:114:20: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void *va @@ drivers/remoteproc/st_remoteproc.c:114:20: sparse: expected void volatile [noderef] __iomem *io_addr drivers/remoteproc/st_remoteproc.c:114:20: sparse: got void *va vim +114 drivers/remoteproc/st_remoteproc.c 3df52ed7f269a2 Loic Pallardy 2019-01-10 110 3df52ed7f269a2 Loic Pallardy 2019-01-10 111 static int st_rproc_mem_release(struct rproc *rproc, 3df52ed7f269a2 Loic Pallardy 2019-01-10 112 struct rproc_mem_entry *mem) 3df52ed7f269a2 Loic Pallardy 2019-01-10 113 { 3df52ed7f269a2 Loic Pallardy 2019-01-10 @114 iounmap(mem->va); 3df52ed7f269a2 Loic Pallardy 2019-01-10 115 3df52ed7f269a2 Loic Pallardy 2019-01-10 116 return 0; 3df52ed7f269a2 Loic Pallardy 2019-01-10 117 } 3df52ed7f269a2 Loic Pallardy 2019-01-10 118 :::::: The code at line 114 was first introduced by commit :::::: 3df52ed7f269a25a5f97d6c03887c3ad3d012816 remoteproc: st: add reserved memory support :::::: TO: Loic Pallardy :::::: CC: Bjorn Andersson -- 0-DAY CI Kernel Test Service https://01.org/lkp