tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 7ceb97a071e80f1b5e4cd5a36de135612a836388 commit: e49c614e6b37254b1e7bf55c631ce3cb5e3b6433 [2148/2944] lib: optimize cpumask_next_and() config: m68k-allmodconfig (attached as .config) compiler: m68k-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout e49c614e6b37254b1e7bf55c631ce3cb5e3b6433 # save the attached .config to linux build tree make.cross ARCH=m68k All errors (new ones prefixed by >>): lib/find_bit_benchmark.c: In function 'test_find_next_and_bit': >> lib/find_bit_benchmark.c:115:7: error: implicit declaration of function 'find_next_and_bit'; did you mean 'find_next_bit'? [-Werror=implicit-function-declaration] i = find_next_and_bit(bitmap, bitmap2, BITMAP_LEN, i+1); ^~~~~~~~~~~~~~~~~ find_next_bit cc1: some warnings being treated as errors vim +115 lib/find_bit_benchmark.c 106 107 static int __init test_find_next_and_bit(const void *bitmap, 108 const void *bitmap2, unsigned long len) 109 { 110 unsigned long i, cnt; 111 cycles_t cycles; 112 113 cycles = get_cycles(); 114 for (cnt = i = 0; i < BITMAP_LEN; cnt++) > 115 i = find_next_and_bit(bitmap, bitmap2, BITMAP_LEN, i+1); 116 cycles = get_cycles() - cycles; 117 pr_err("find_next_and_bit: %ld cycles, %ld iterations\n", (long)cycles, 118 cnt); 119 120 return 0; 121 } 122 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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