Messages in this thread | | | Date | Fri, 30 Jul 2021 12:17:06 +0800 | From | kernel test robot <> | Subject | [arnd-playground:asm-generic-uaccess-6 10/10] arch/xtensa/kernel/xtensa_ksyms.c:47:15: error: '__strncpy_user' undeclared here (not in a function); did you mean '__strnlen_user'? |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/arnd/playground.git asm-generic-uaccess-6 head: 3b678070bb03678466211f4f13b156fbae62b0db commit: 3b678070bb03678466211f4f13b156fbae62b0db [10/10] asm-generic: reverse GENERIC_{STRNCPY_FROM,STRNLEN}_USER symbols config: xtensa-common_defconfig (attached as .config) compiler: xtensa-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/arnd/playground.git/commit/?id=3b678070bb03678466211f4f13b156fbae62b0db git remote add arnd-playground https://git.kernel.org/pub/scm/linux/kernel/git/arnd/playground.git git fetch --no-tags arnd-playground asm-generic-uaccess-6 git checkout 3b678070bb03678466211f4f13b156fbae62b0db # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross O=build_dir ARCH=xtensa SHELL=/bin/bash
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 include/linux/linkage.h:7, from include/linux/kernel.h:8, from include/linux/list.h:9, from include/linux/module.h:12, from arch/xtensa/kernel/xtensa_ksyms.c:15: >> arch/xtensa/kernel/xtensa_ksyms.c:47:15: error: '__strncpy_user' undeclared here (not in a function); did you mean '__strnlen_user'? 47 | EXPORT_SYMBOL(__strncpy_user); | ^~~~~~~~~~~~~~ include/linux/export.h:98:16: note: in definition of macro '___EXPORT_SYMBOL' 98 | extern typeof(sym) sym; \ | ^~~ include/linux/export.h:160:34: note: in expansion of macro '__EXPORT_SYMBOL' 160 | #define _EXPORT_SYMBOL(sym, sec) __EXPORT_SYMBOL(sym, sec, "") | ^~~~~~~~~~~~~~~ include/linux/export.h:163:29: note: in expansion of macro '_EXPORT_SYMBOL' 163 | #define EXPORT_SYMBOL(sym) _EXPORT_SYMBOL(sym, "") | ^~~~~~~~~~~~~~ arch/xtensa/kernel/xtensa_ksyms.c:47:1: note: in expansion of macro 'EXPORT_SYMBOL' 47 | EXPORT_SYMBOL(__strncpy_user); | ^~~~~~~~~~~~~ arch/xtensa/kernel/xtensa_ksyms.c:83:6: warning: no previous prototype for '__xtensa_libgcc_window_spill' [-Wmissing-prototypes] 83 | void __xtensa_libgcc_window_spill(void) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
vim +47 arch/xtensa/kernel/xtensa_ksyms.c
5a0015d62668e6 Chris Zankel 2005-06-23 35 5a0015d62668e6 Chris Zankel 2005-06-23 36 5a0015d62668e6 Chris Zankel 2005-06-23 37 /* 5a0015d62668e6 Chris Zankel 2005-06-23 38 * String functions 5a0015d62668e6 Chris Zankel 2005-06-23 39 */ 5a0015d62668e6 Chris Zankel 2005-06-23 40 EXPORT_SYMBOL(memset); 5a0015d62668e6 Chris Zankel 2005-06-23 41 EXPORT_SYMBOL(memcpy); 5a0015d62668e6 Chris Zankel 2005-06-23 42 EXPORT_SYMBOL(memmove); c633544a615414 Max Filippov 2017-12-03 43 EXPORT_SYMBOL(__memset); c633544a615414 Max Filippov 2017-12-03 44 EXPORT_SYMBOL(__memcpy); c633544a615414 Max Filippov 2017-12-03 45 EXPORT_SYMBOL(__memmove); 57358ba9564a05 Max Filippov 2017-12-17 46 #ifndef CONFIG_GENERIC_STRNCPY_FROM_USER d3738f407c8ced Max Filippov 2012-09-17 @47 EXPORT_SYMBOL(__strncpy_user); 57358ba9564a05 Max Filippov 2017-12-17 48 #endif d3738f407c8ced Max Filippov 2012-09-17 49 EXPORT_SYMBOL(clear_page); d3738f407c8ced Max Filippov 2012-09-17 50 EXPORT_SYMBOL(copy_page); 5a0015d62668e6 Chris Zankel 2005-06-23 51
:::::: The code at line 47 was first introduced by commit :::::: d3738f407c8ced4fd17dccf6cce729023c735c73 xtensa: add missing symbol exports
:::::: TO: Max Filippov <jcmvbkbc@gmail.com> :::::: CC: Chris Zankel <chris@zankel.net>
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