Messages in this thread | | | Date | Sun, 5 Feb 2023 06:15:41 +0800 | From | kernel test robot <> | Subject | drivers/video/fbdev/sstfb.c:337:23: sparse: sparse: incorrect type in argument 1 (different address spaces) |
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Hi Stafford,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: db27c22251e7c8f3a9d5bfb55c9c8c701a70bbb3 commit: ded2ee36313c941f1a12b6f85cde295b575264ae openrisc: Add pci bus support date: 6 months ago config: openrisc-randconfig-s032-20230205 (https://download.01.org/0day-ci/archive/20230205/202302050615.2F4POBYV-lkp@intel.com/config) compiler: or1k-linux-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=ded2ee36313c941f1a12b6f85cde295b575264ae git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout ded2ee36313c941f1a12b6f85cde295b575264ae # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=openrisc olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=openrisc SHELL=/bin/bash drivers/video/fbdev/
If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>) >> drivers/video/fbdev/sstfb.c:337:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *s @@ got char [noderef] __iomem *screen_base @@ drivers/video/fbdev/sstfb.c:337:23: sparse: expected void *s drivers/video/fbdev/sstfb.c:337:23: sparse: got char [noderef] __iomem *screen_base
vim +337 drivers/video/fbdev/sstfb.c
^1da177e4c3f41 drivers/video/sstfb.c Linus Torvalds 2005-04-16 330 ^1da177e4c3f41 drivers/video/sstfb.c Linus Torvalds 2005-04-16 331 /* ^1da177e4c3f41 drivers/video/sstfb.c Linus Torvalds 2005-04-16 332 * clear lfb screen ^1da177e4c3f41 drivers/video/sstfb.c Linus Torvalds 2005-04-16 333 */ ^1da177e4c3f41 drivers/video/sstfb.c Linus Torvalds 2005-04-16 334 static void sstfb_clear_screen(struct fb_info *info) ^1da177e4c3f41 drivers/video/sstfb.c Linus Torvalds 2005-04-16 335 { ^1da177e4c3f41 drivers/video/sstfb.c Linus Torvalds 2005-04-16 336 /* clear screen */ ^1da177e4c3f41 drivers/video/sstfb.c Linus Torvalds 2005-04-16 @337 fb_memset(info->screen_base, 0, info->fix.smem_len); ^1da177e4c3f41 drivers/video/sstfb.c Linus Torvalds 2005-04-16 338 } ^1da177e4c3f41 drivers/video/sstfb.c Linus Torvalds 2005-04-16 339
:::::: The code at line 337 was first introduced by commit :::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2
:::::: TO: Linus Torvalds <torvalds@ppc970.osdl.org> :::::: CC: Linus Torvalds <torvalds@ppc970.osdl.org>
-- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests
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