Re: [PATCH 20/20] module.h: remove extable.h include now users have migrated

kbuild test robot
2017-01-22T22:53:06Z

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Hi Paul,

[auto build test ERROR on linus/master]
[also build test ERROR on v4.10-rc5 next-20170120]
[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/ia64-move-ia64_done_with_exception-out-of-asm-uaccess-h/20170123-004155
config: cris-etraxfs_defconfig (attached as .config)
compiler: cris-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=cris

All error/warnings (new ones prefixed by >>):

arch/cris/arch-v32/kernel/traps.c: In function 'fixup_BUG':
>> arch/cris/arch-v32/kernel/traps.c:159:11: error: implicit declaration of function 'search_exception_tables' [-Werror=implicit-function-declaration]
fixup = search_exception_tables(instruction_pointer(regs) - 2);
^~~~~~~~~~~~~~~~~~~~~~~
>> arch/cris/arch-v32/kernel/traps.c:159:9: warning: assignment makes pointer from integer without a cast [-Wint-conversion]
fixup = search_exception_tables(instruction_pointer(regs) - 2);
^
cc1: some warnings being treated as errors

vim +/search_exception_tables +159 arch/cris/arch-v32/kernel/traps.c

51533b61 Mikael Starvik 2005-07-27 143
9ce1ea75 Jesper Nilsson 2007-12-03 144 void fixup_BUG(struct pt_regs *regs)
51533b61 Mikael Starvik 2005-07-27 145 {
9ce1ea75 Jesper Nilsson 2007-12-03 146 BUG_regs = *regs;
9ce1ea75 Jesper Nilsson 2007-12-03 147
9ce1ea75 Jesper Nilsson 2007-12-03 148 #ifdef CONFIG_DEBUG_BUGVERBOSE
9ce1ea75 Jesper Nilsson 2007-12-03 149 /*
9ce1ea75 Jesper Nilsson 2007-12-03 150 * Fixup the BUG arguments through exception handlers.
9ce1ea75 Jesper Nilsson 2007-12-03 151 */
9ce1ea75 Jesper Nilsson 2007-12-03 152 {
9ce1ea75 Jesper Nilsson 2007-12-03 153 const struct exception_table_entry *fixup;
9ce1ea75 Jesper Nilsson 2007-12-03 154
9ce1ea75 Jesper Nilsson 2007-12-03 155 /*
9ce1ea75 Jesper Nilsson 2007-12-03 156 * ERP points at the "break 14" + 2, compensate for the 2
9ce1ea75 Jesper Nilsson 2007-12-03 157 * bytes.
9ce1ea75 Jesper Nilsson 2007-12-03 158 */
9ce1ea75 Jesper Nilsson 2007-12-03 @159 fixup = search_exception_tables(instruction_pointer(regs) - 2);
9ce1ea75 Jesper Nilsson 2007-12-03 160 if (fixup) {
9ce1ea75 Jesper Nilsson 2007-12-03 161 /* Adjust the instruction pointer in the stackframe. */
9ce1ea75 Jesper Nilsson 2007-12-03 162 instruction_pointer(regs) = fixup->fixup;
9ce1ea75 Jesper Nilsson 2007-12-03 163 arch_fixup(regs);
51533b61 Mikael Starvik 2005-07-27 164 }
9ce1ea75 Jesper Nilsson 2007-12-03 165 }
9ce1ea75 Jesper Nilsson 2007-12-03 166 #else
9ce1ea75 Jesper Nilsson 2007-12-03 167 /* Dont try to lookup the filename + line, just dump regs. */

:::::: The code at line 159 was first introduced by commit
:::::: 9ce1ea751f7256b2248321c2427612a295f15137 CRIS v32: Update and improve kernel/traps.c

:::::: TO: Jesper Nilsson <jesper.nilsson@axis.com>
:::::: CC: Jesper Nilsson <jesper.nilsson@axis.com>

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