Messages in this thread | | | Date | Sun, 3 Oct 2021 02:31:22 +0800 | From | kernel test robot <> | Subject | [asahilinux:cpufreq/wip 16/16] drivers/base/power/domain.c:2298:1: error: redefinition of '__ksymtab_of_genpd_add_provider_simple' |
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tree: https://github.com/AsahiLinux/linux cpufreq/wip head: e44f8c4999018e6bbbf00e94afe4b35809aa1248 commit: e44f8c4999018e6bbbf00e94afe4b35809aa1248 [16/16] cpufreq/mcc wip config: powerpc-randconfig-r003-20211002 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 962e503cc8bc411f7523cc393acae8aae425b1c4) 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 # install powerpc cross compiling tool for clang build # apt-get install binutils-powerpc-linux-gnu # https://github.com/AsahiLinux/linux/commit/e44f8c4999018e6bbbf00e94afe4b35809aa1248 git remote add asahilinux https://github.com/AsahiLinux/linux git fetch --no-tags asahilinux cpufreq/wip git checkout e44f8c4999018e6bbbf00e94afe4b35809aa1248 # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=powerpc SHELL=/bin/bash drivers/base/
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
In file included from drivers/base/power/domain.c:11: In file included from include/linux/io.h:13: In file included from arch/powerpc/include/asm/io.h:619: arch/powerpc/include/asm/io-defs.h:43:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] DEF_PCI_AC_NORET(insb, (unsigned long p, void *b, unsigned long c), ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET' __do_##name al; \ ^~~~~~~~~~~~~~ <scratch space>:115:1: note: expanded from here __do_insb ^ arch/powerpc/include/asm/io.h:556:56: note: expanded from macro '__do_insb' #define __do_insb(p, b, n) readsb((PCI_IO_ADDR)_IO_BASE+(p), (b), (n)) ~~~~~~~~~~~~~~~~~~~~~^ In file included from drivers/base/power/domain.c:11: In file included from include/linux/io.h:13: In file included from arch/powerpc/include/asm/io.h:619: arch/powerpc/include/asm/io-defs.h:45:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] DEF_PCI_AC_NORET(insw, (unsigned long p, void *b, unsigned long c), ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET' __do_##name al; \ ^~~~~~~~~~~~~~ <scratch space>:117:1: note: expanded from here __do_insw ^ arch/powerpc/include/asm/io.h:557:56: note: expanded from macro '__do_insw' #define __do_insw(p, b, n) readsw((PCI_IO_ADDR)_IO_BASE+(p), (b), (n)) ~~~~~~~~~~~~~~~~~~~~~^ In file included from drivers/base/power/domain.c:11: In file included from include/linux/io.h:13: In file included from arch/powerpc/include/asm/io.h:619: arch/powerpc/include/asm/io-defs.h:47:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] DEF_PCI_AC_NORET(insl, (unsigned long p, void *b, unsigned long c), ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET' __do_##name al; \ ^~~~~~~~~~~~~~ <scratch space>:119:1: note: expanded from here __do_insl ^ arch/powerpc/include/asm/io.h:558:56: note: expanded from macro '__do_insl' #define __do_insl(p, b, n) readsl((PCI_IO_ADDR)_IO_BASE+(p), (b), (n)) ~~~~~~~~~~~~~~~~~~~~~^ In file included from drivers/base/power/domain.c:11: In file included from include/linux/io.h:13: In file included from arch/powerpc/include/asm/io.h:619: arch/powerpc/include/asm/io-defs.h:49:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] DEF_PCI_AC_NORET(outsb, (unsigned long p, const void *b, unsigned long c), ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET' __do_##name al; \ ^~~~~~~~~~~~~~ <scratch space>:121:1: note: expanded from here __do_outsb ^ arch/powerpc/include/asm/io.h:559:58: note: expanded from macro '__do_outsb' #define __do_outsb(p, b, n) writesb((PCI_IO_ADDR)_IO_BASE+(p),(b),(n)) ~~~~~~~~~~~~~~~~~~~~~^ In file included from drivers/base/power/domain.c:11: In file included from include/linux/io.h:13: In file included from arch/powerpc/include/asm/io.h:619: arch/powerpc/include/asm/io-defs.h:51:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] DEF_PCI_AC_NORET(outsw, (unsigned long p, const void *b, unsigned long c), ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET' __do_##name al; \ ^~~~~~~~~~~~~~ <scratch space>:123:1: note: expanded from here __do_outsw ^ arch/powerpc/include/asm/io.h:560:58: note: expanded from macro '__do_outsw' #define __do_outsw(p, b, n) writesw((PCI_IO_ADDR)_IO_BASE+(p),(b),(n)) ~~~~~~~~~~~~~~~~~~~~~^ In file included from drivers/base/power/domain.c:11: In file included from include/linux/io.h:13: In file included from arch/powerpc/include/asm/io.h:619: arch/powerpc/include/asm/io-defs.h:53:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] DEF_PCI_AC_NORET(outsl, (unsigned long p, const void *b, unsigned long c), ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET' __do_##name al; \ ^~~~~~~~~~~~~~ <scratch space>:125:1: note: expanded from here __do_outsl ^ arch/powerpc/include/asm/io.h:561:58: note: expanded from macro '__do_outsl' #define __do_outsl(p, b, n) writesl((PCI_IO_ADDR)_IO_BASE+(p),(b),(n)) ~~~~~~~~~~~~~~~~~~~~~^ >> drivers/base/power/domain.c:2298:1: error: redefinition of '__ksymtab_of_genpd_add_provider_simple' EXPORT_SYMBOL_GPL(of_genpd_add_provider_simple); ^ include/linux/export.h:164:33: note: expanded from macro 'EXPORT_SYMBOL_GPL' #define EXPORT_SYMBOL_GPL(sym) _EXPORT_SYMBOL(sym, "_gpl") ^ include/linux/export.h:160:34: note: expanded from macro '_EXPORT_SYMBOL' #define _EXPORT_SYMBOL(sym, sec) __EXPORT_SYMBOL(sym, sec, "") ^ include/linux/export.h:152:39: note: expanded from macro '__EXPORT_SYMBOL' #define __EXPORT_SYMBOL(sym, sec, ns) ___EXPORT_SYMBOL(sym, sec, ns) ^ include/linux/export.h:108:2: note: expanded from macro '___EXPORT_SYMBOL' __KSYMTAB_ENTRY(sym, sec) ^ include/linux/export.h:67:36: note: expanded from macro '__KSYMTAB_ENTRY' static const struct kernel_symbol __ksymtab_##sym \ ^ <scratch space>:84:1: note: expanded from here __ksymtab_of_genpd_add_provider_simple ^ drivers/base/power/domain.c:2285:1: note: previous definition is here EXPORT_SYMBOL_GPL(of_genpd_add_provider_simple); ^ include/linux/export.h:164:33: note: expanded from macro 'EXPORT_SYMBOL_GPL' #define EXPORT_SYMBOL_GPL(sym) _EXPORT_SYMBOL(sym, "_gpl") ^ include/linux/export.h:160:34: note: expanded from macro '_EXPORT_SYMBOL' #define _EXPORT_SYMBOL(sym, sec) __EXPORT_SYMBOL(sym, sec, "") ^ include/linux/export.h:152:39: note: expanded from macro '__EXPORT_SYMBOL' #define __EXPORT_SYMBOL(sym, sec, ns) ___EXPORT_SYMBOL(sym, sec, ns) ^ include/linux/export.h:108:2: note: expanded from macro '___EXPORT_SYMBOL' __KSYMTAB_ENTRY(sym, sec) ^ include/linux/export.h:67:36: note: expanded from macro '__KSYMTAB_ENTRY' static const struct kernel_symbol __ksymtab_##sym \ ^ <scratch space>:72:1: note: expanded from here __ksymtab_of_genpd_add_provider_simple ^ 6 warnings and 1 error generated.
vim +/__ksymtab_of_genpd_add_provider_simple +2298 drivers/base/power/domain.c
e44f8c4999018e Hector Martin 2021-10-03 2286 e44f8c4999018e Hector Martin 2021-10-03 2287 /** e44f8c4999018e Hector Martin 2021-10-03 2288 * of_genpd_add_provider_simple_noclk() - Register a simple clockless e44f8c4999018e Hector Martin 2021-10-03 2289 * PM domain provider e44f8c4999018e Hector Martin 2021-10-03 2290 * @np: Device node pointer associated with the PM domain provider. e44f8c4999018e Hector Martin 2021-10-03 2291 * @genpd: Pointer to PM domain associated with the PM domain provider. e44f8c4999018e Hector Martin 2021-10-03 2292 */ e44f8c4999018e Hector Martin 2021-10-03 2293 int of_genpd_add_provider_simple_noclk(struct device_node *np, e44f8c4999018e Hector Martin 2021-10-03 2294 struct generic_pm_domain *genpd) e44f8c4999018e Hector Martin 2021-10-03 2295 { e44f8c4999018e Hector Martin 2021-10-03 2296 return _of_genpd_add_provider_simple(np, genpd, false); e44f8c4999018e Hector Martin 2021-10-03 2297 } 892ebdcccb4e11 Jon Hunter 2016-09-12 @2298 EXPORT_SYMBOL_GPL(of_genpd_add_provider_simple); 892ebdcccb4e11 Jon Hunter 2016-09-12 2299
:::::: The code at line 2298 was first introduced by commit :::::: 892ebdcccb4e11c5b43036a50e89e3869df5b429 PM / Domains: Don't expose xlate and provider helper functions
:::::: TO: Jon Hunter <jonathanh@nvidia.com> :::::: CC: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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