[kbuild-all] [iommu:apple/dart 3/3] drivers/iommu/apple-dart.c:730:17: error: initialization of 'size_t (*)(struct iommu_domain *, long unsigned int, size_t, struct iommu_iotlb_gather *)' {aka 'long unsigned int (*)(struct iommu_domain *, long unsigned int, long unsigned int, struct iom...

tree: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git apple/dart head: 05ce9d20d699b093dec985192a7db63b48f26ca2 commit: 05ce9d20d699b093dec985192a7db63b48f26ca2 [3/3] iommu/dart: Add DART iommu driver config: sparc-allyesconfig (attached as .config) compiler: sparc64-linux-gcc (GCC) 10.3.0 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 # https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git/commit/?id... git remote add iommu https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git git fetch --no-tags iommu apple/dart git checkout 05ce9d20d699b093dec985192a7db63b48f26ca2 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross ARCH=sparc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): drivers/iommu/apple-dart.c: In function 'apple_dart_map_pages': drivers/iommu/apple-dart.c:380:12: error: 'struct io_pgtable_ops' has no member named 'map_pages' 380 | return ops->map_pages(ops, iova, paddr, pgsize, pgcount, prot, gfp, | ^~ drivers/iommu/apple-dart.c: In function 'apple_dart_unmap_pages': drivers/iommu/apple-dart.c:392:12: error: 'struct io_pgtable_ops' has no member named 'unmap_pages' 392 | return ops->unmap_pages(ops, iova, pgsize, pgcount, gather); | ^~ drivers/iommu/apple-dart.c: At top level: drivers/iommu/apple-dart.c:729:3: error: 'const struct iommu_ops' has no member named 'map_pages' 729 | .map_pages = apple_dart_map_pages, | ^~~~~~~~~ drivers/iommu/apple-dart.c:729:15: error: initialization of 'int (*)(struct iommu_domain *, long unsigned int, phys_addr_t, size_t, int, gfp_t)' {aka 'int (*)(struct iommu_domain *, long unsigned int, long long unsigned int, long unsigned int, int, unsigned int)'} from incompatible pointer type 'int (*)(struct iommu_domain *, long unsigned int, phys_addr_t, size_t, size_t, int, gfp_t, size_t *)' {aka 'int (*)(struct iommu_domain *, long unsigned int, long long unsigned int, long unsigned int, long unsigned int, int, unsigned int, long unsigned int *)'} [-Werror=incompatible-pointer-types] 729 | .map_pages = apple_dart_map_pages, | ^~~~~~~~~~~~~~~~~~~~ drivers/iommu/apple-dart.c:729:15: note: (near initialization for 'apple_dart_iommu_ops.map') drivers/iommu/apple-dart.c:730:3: error: 'const struct iommu_ops' has no member named 'unmap_pages' 730 | .unmap_pages = apple_dart_unmap_pages, | ^~~~~~~~~~~ 730 | .unmap_pages = apple_dart_unmap_pages, | ^~~~~~~~~~~~~~~~~~~~~~ drivers/iommu/apple-dart.c:730:17: note: (near initialization for 'apple_dart_iommu_ops.unmap') drivers/iommu/apple-dart.c: In function 'apple_dart_unmap_pages': drivers/iommu/apple-dart.c:393:1: error: control reaches end of non-void function [-Werror=return-type] 393 | } | ^ drivers/iommu/apple-dart.c: In function 'apple_dart_map_pages': drivers/iommu/apple-dart.c:382:1: error: control reaches end of non-void function [-Werror=return-type] 382 | } | ^ cc1: some warnings being treated as errors vim +730 drivers/iommu/apple-dart.c 723 724 static const struct iommu_ops apple_dart_iommu_ops = { 725 .domain_alloc = apple_dart_domain_alloc, 726 .domain_free = apple_dart_domain_free, 727 .attach_dev = apple_dart_attach_dev, 728 .detach_dev = apple_dart_detach_dev, 731 .flush_iotlb_all = apple_dart_flush_iotlb_all, 732 .iotlb_sync = apple_dart_iotlb_sync, 733 .iotlb_sync_map = apple_dart_iotlb_sync_map, 734 .iova_to_phys = apple_dart_iova_to_phys, 735 .probe_device = apple_dart_probe_device, 736 .release_device = apple_dart_release_device, 737 .device_group = apple_dart_device_group, 738 .of_xlate = apple_dart_of_xlate, 739 .def_domain_type = apple_dart_def_domain_type, 740 .pgsize_bitmap = -1UL, /* Restricted during dart probe */ 741 }; 742 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org