Hi Paul, [auto build test ERROR on linus/master] [also build test ERROR on v4.10-rc3 next-20170106] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Paul-Gortmaker/Finalize-separation-of-extable-h-from-module-h/20170110-095123 config: frv-defconfig (attached as .config) compiler: frv-linux-gcc (GCC) 6.2.0 reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=frv All error/warnings (new ones prefixed by >>): arch/frv/mm/extable.c: In function 'search_exception_table': >> arch/frv/mm/extable.c:43:10: error: implicit declaration of function >> 'search_exception_tables' [-Werror=implicit-function-declaration] extab = search_exception_tables(pc); ^~~~~~~~~~~~~~~~~~~~~~~ >> arch/frv/mm/extable.c:43:8: warning: assignment makes pointer from integer >> without a cast [-Wint-conversion] extab = search_exception_tables(pc); ^ cc1: some warnings being treated as errors vim +/search_exception_tables +43 arch/frv/mm/extable.c ^1da177e Linus Torvalds 2005-04-16 27 * - we search for the return address (in LR) instead of the program counter ^1da177e Linus Torvalds 2005-04-16 28 * - it was probably during a clear_user() ^1da177e Linus Torvalds 2005-04-16 29 */ ^1da177e Linus Torvalds 2005-04-16 30 return (unsigned long) &__memset_user_error_handler; ^1da177e Linus Torvalds 2005-04-16 31 } 018b8d12 David Howells 2006-01-08 32 018b8d12 David Howells 2006-01-08 33 if (__frame->lr == (unsigned long) &__memcpy_user_error_lr && ^1da177e Linus Torvalds 2005-04-16 34 (unsigned long) &memcpy <= pc && pc < (unsigned long) &__memcpy_end ^1da177e Linus Torvalds 2005-04-16 35 ) { ^1da177e Linus Torvalds 2005-04-16 36 /* the fault occurred in a protected memset ^1da177e Linus Torvalds 2005-04-16 37 * - we search for the return address (in LR) instead of the program counter ^1da177e Linus Torvalds 2005-04-16 38 * - it was probably during a copy_to/from_user() ^1da177e Linus Torvalds 2005-04-16 39 */ ^1da177e Linus Torvalds 2005-04-16 40 return (unsigned long) &__memcpy_user_error_handler; ^1da177e Linus Torvalds 2005-04-16 41 } ^1da177e Linus Torvalds 2005-04-16 42 018b8d12 David Howells 2006-01-08 @43 extab = search_exception_tables(pc); 018b8d12 David Howells 2006-01-08 44 if (extab) 018b8d12 David Howells 2006-01-08 45 return extab->fixup; ^1da177e Linus Torvalds 2005-04-16 46 018b8d12 David Howells 2006-01-08 47 return 0; ^1da177e Linus Torvalds 2005-04-16 48 ^1da177e Linus Torvalds 2005-04-16 49 } /* end search_exception_table() */ :::::: The code at line 43 was first introduced by commit :::::: 018b8d12bc85f8fb332239b11d919ea0724c49a4 [PATCH] frv: support module exception tables :::::: TO: David Howells <dhowe...@redhat.com> :::::: CC: Linus Torvalds <torva...@g5.osdl.org> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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