Hi Clement, [auto build test ERROR on linus/master] [also build test ERROR on v4.14-rc6 next-20171018] [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/Clement-Courbet/lib-optimize-cpumask_next_and/20171026-184850 config: m68k-allyesconfig (attached as .config) compiler: m68k-linux-gcc (GCC) 4.9.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=m68k All errors (new ones prefixed by >>): lib/find_bit.c: In function 'find_next_and_bit': >> lib/find_bit.c:92:2: error: implicit declaration of function '_find_next_bit' [-Werror=implicit-function-declaration] return _find_next_bit(addr1, addr2, size, offset, ~0UL); ^ lib/find_bit.c:92:38: error: 'size' undeclared (first use in this function) return _find_next_bit(addr1, addr2, size, offset, ~0UL); ^ lib/find_bit.c:92:38: note: each undeclared identifier is reported only once for each function it appears in lib/find_bit.c:92:44: error: 'offset' undeclared (first use in this function) return _find_next_bit(addr1, addr2, size, offset, ~0UL); ^ lib/find_bit.c:93:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ cc1: some warnings being treated as errors vim +/_find_next_bit +92 lib/find_bit.c 86 87 #if !defined(find_next_and_bit) 88 unsigned long find_next_and_bit(const unsigned long *addr1, 89 const unsigned long *addr2, unsigned long nbits, 90 unsigned long start) 91 { > 92 return _find_next_bit(addr1, addr2, size, offset, ~0UL); 93 } 94 EXPORT_SYMBOL(find_next_and_bit); 95 #endif 96 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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