tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 5aaef24b5c6d4246b2cac1be949869fa36577737 commit: d803336abdbc1bfacdb32b2cf9f4fdbee072b8ee ARM: mm: kill unused runtime hook arch_iounmap() date: 4 months ago config: arm-randconfig-s052-20221101 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/gpu/drm/ 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/rcar_rproc.c:28:12: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *va @@ got void [noderef] __iomem * @@ drivers/remoteproc/rcar_rproc.c:28:12: sparse: expected void *va drivers/remoteproc/rcar_rproc.c:28:12: sparse: got void [noderef] __iomem * >> drivers/remoteproc/rcar_rproc.c:45:20: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void *va @@ drivers/remoteproc/rcar_rproc.c:45:20: sparse: expected void volatile [noderef] __iomem *io_addr drivers/remoteproc/rcar_rproc.c:45:20: sparse: got void *va -- drivers/gpu/drm/drm_memory.c:115:29: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *handle @@ got void [noderef] __iomem * @@ drivers/gpu/drm/drm_memory.c:115:29: sparse: expected void *handle drivers/gpu/drm/drm_memory.c:115:29: sparse: got void [noderef] __iomem * drivers/gpu/drm/drm_memory.c:124:29: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *handle @@ got void [noderef] __iomem * @@ drivers/gpu/drm/drm_memory.c:124:29: sparse: expected void *handle drivers/gpu/drm/drm_memory.c:124:29: sparse: got void [noderef] __iomem * >> drivers/gpu/drm/drm_memory.c:136:28: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void *handle @@ drivers/gpu/drm/drm_memory.c:136:28: sparse: expected void volatile [noderef] __iomem *io_addr drivers/gpu/drm/drm_memory.c:136:28: sparse: got void *handle -- >> drivers/gpu/drm/drm_vm.c:270:44: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void *handle @@ drivers/gpu/drm/drm_vm.c:270:44: sparse: expected void volatile [noderef] __iomem *io_addr drivers/gpu/drm/drm_vm.c:270:44: sparse: got void *handle -- drivers/gpu/drm/drm_bufs.c:227:45: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *handle @@ got void [noderef] __iomem * @@ drivers/gpu/drm/drm_bufs.c:227:45: sparse: expected void *handle drivers/gpu/drm/drm_bufs.c:227:45: sparse: got void [noderef] __iomem * drivers/gpu/drm/drm_bufs.c:230:45: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *handle @@ got void [noderef] __iomem * @@ drivers/gpu/drm/drm_bufs.c:230:45: sparse: expected void *handle drivers/gpu/drm/drm_bufs.c:230:45: sparse: got void [noderef] __iomem * >> drivers/gpu/drm/drm_bufs.c:346:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void *handle @@ drivers/gpu/drm/drm_bufs.c:346:36: sparse: expected void volatile [noderef] __iomem *io_addr drivers/gpu/drm/drm_bufs.c:346:36: sparse: got void *handle drivers/gpu/drm/drm_bufs.c:363:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void *handle @@ drivers/gpu/drm/drm_bufs.c:363:36: sparse: expected void volatile [noderef] __iomem *io_addr drivers/gpu/drm/drm_bufs.c:363:36: sparse: got void *handle drivers/gpu/drm/drm_bufs.c:540:28: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void *handle @@ drivers/gpu/drm/drm_bufs.c:540:28: sparse: expected void volatile [noderef] __iomem *io_addr drivers/gpu/drm/drm_bufs.c:540:28: sparse: got void *handle -- >> drivers/gpu/drm/armada/armada_gem.c:63:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void *addr @@ drivers/gpu/drm/armada/armada_gem.c:63:37: sparse: expected void volatile [noderef] __iomem *io_addr drivers/gpu/drm/armada/armada_gem.c:63:37: sparse: got void *addr drivers/gpu/drm/armada/armada_gem.c:185:28: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *addr @@ got void [noderef] __iomem * @@ drivers/gpu/drm/armada/armada_gem.c:185:28: sparse: expected void *addr drivers/gpu/drm/armada/armada_gem.c:185:28: sparse: got void [noderef] __iomem * vim +45 drivers/remoteproc/rcar_rproc.c 285892a74f1370 Julien Massot 2021-12-07 40 285892a74f1370 Julien Massot 2021-12-07 41 static int rcar_rproc_mem_release(struct rproc *rproc, 285892a74f1370 Julien Massot 2021-12-07 42 struct rproc_mem_entry *mem) 285892a74f1370 Julien Massot 2021-12-07 43 { 285892a74f1370 Julien Massot 2021-12-07 44 dev_dbg(&rproc->dev, "unmap memory: %pa\n", &mem->dma); 285892a74f1370 Julien Massot 2021-12-07 @45 iounmap(mem->va); 285892a74f1370 Julien Massot 2021-12-07 46 285892a74f1370 Julien Massot 2021-12-07 47 return 0; 285892a74f1370 Julien Massot 2021-12-07 48 } 285892a74f1370 Julien Massot 2021-12-07 49 :::::: The code at line 45 was first introduced by commit :::::: 285892a74f1370a12249f765c6a4e3b16194852e remoteproc: Add Renesas rcar driver :::::: TO: Julien Massot :::::: CC: Mathieu Poirier -- 0-DAY CI Kernel Test Service https://01.org/lkp