[kbuild-all] arch/x86/platform/uv/bios_uv.c:175:12: sparse: sparse: function 'uv_bios_get_master_nasid' with external linkage has definition

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 4c388a8e740d3235a194f330c8ef327deef710f6 commit: 9a3c425cfdfee169622f1cb1a974b2f287e5560c x86/platform/uv: Add and export uv_bios_* functions date: 12 months ago config: x86_64-rhel-8.3-kselftests (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.4-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit... git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 9a3c425cfdfee169622f1cb1a974b2f287e5560c # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/ drivers/ fs/ lib// net/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) arch/x86/platform/uv/bios_uv.c:249:19: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct uv_systab *[addressable] [assigned] [toplevel] uv_systab @@ got void [noderef] __iomem * @@ arch/x86/platform/uv/bios_uv.c:249:19: sparse: expected struct uv_systab *[addressable] [assigned] [toplevel] uv_systab arch/x86/platform/uv/bios_uv.c:249:19: sparse: got void [noderef] __iomem * arch/x86/platform/uv/bios_uv.c:252:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got struct uv_systab *[addressable] [assigned] [toplevel] uv_systab @@ arch/x86/platform/uv/bios_uv.c:252:25: sparse: expected void volatile [noderef] __iomem *addr arch/x86/platform/uv/bios_uv.c:252:25: sparse: got struct uv_systab *[addressable] [assigned] [toplevel] uv_systab arch/x86/platform/uv/bios_uv.c:260:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got struct uv_systab *[addressable] [assigned] [toplevel] uv_systab @@ arch/x86/platform/uv/bios_uv.c:260:25: sparse: expected void volatile [noderef] __iomem *addr arch/x86/platform/uv/bios_uv.c:260:25: sparse: got struct uv_systab *[addressable] [assigned] [toplevel] uv_systab arch/x86/platform/uv/bios_uv.c:261:27: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct uv_systab *[addressable] [assigned] [toplevel] uv_systab @@ got void [noderef] __iomem * @@ arch/x86/platform/uv/bios_uv.c:261:27: sparse: expected struct uv_systab *[addressable] [assigned] [toplevel] uv_systab arch/x86/platform/uv/bios_uv.c:261:27: sparse: got void [noderef] __iomem * vim +/uv_bios_get_master_nasid +175 arch/x86/platform/uv/bios_uv.c 174 176 { 177 return uv_bios_call(UV_BIOS_EXTRA, 0, UV_BIOS_EXTRA_MASTER_NASID, 0, 178 size, (u64)master_nasid); 179 } 180 EXPORT_SYMBOL_GPL(uv_bios_get_master_nasid); 181 183 { 184 return uv_bios_call(UV_BIOS_EXTRA, nasid, UV_BIOS_EXTRA_GET_HEAPSIZE, 185 0, size, (u64)heap_size); 186 } 187 EXPORT_SYMBOL_GPL(uv_bios_get_heapsize); 188 190 { 191 return uv_bios_call(UV_BIOS_EXTRA, nasid, UV_BIOS_EXTRA_INSTALL_HEAP, 192 0, heap_size, (u64)bios_heap); 193 } 194 EXPORT_SYMBOL_GPL(uv_bios_install_heap); 195 197 { 198 return uv_bios_call(UV_BIOS_EXTRA, nasid, UV_BIOS_EXTRA_OBJECT_COUNT, 199 0, size, (u64)objcnt); 200 } 201 EXPORT_SYMBOL_GPL(uv_bios_obj_count); 202 204 { 205 return uv_bios_call(UV_BIOS_EXTRA, nasid, UV_BIOS_EXTRA_ENUM_OBJECTS, 206 0, size, (u64)objbuf); 207 } 208 EXPORT_SYMBOL_GPL(uv_bios_enum_objs); 209 211 { 212 return uv_bios_call(UV_BIOS_EXTRA, nasid, UV_BIOS_EXTRA_ENUM_PORTS, 213 obj_id, size, (u64)portbuf); 214 } 215 EXPORT_SYMBOL_GPL(uv_bios_enum_ports); 216 218 { 219 return uv_bios_call(UV_BIOS_GET_GEOINFO, nasid, (u64)buf, size, 0, 0); 220 } 221 EXPORT_SYMBOL_GPL(uv_bios_get_geoinfo); 222 224 { 225 return uv_bios_call(UV_BIOS_GET_PCI_TOPOLOGY, (u64)buf, size, 0, 0, 0); 226 } 227 EXPORT_SYMBOL_GPL(uv_bios_get_pci_topology); 228 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org