tree: git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc.git next head: 4b67100bafbb3f60e6eecf87631e4d400d9b6f17 commit: 5f8d171cd8a93ff425556e7fde5d59fefc677bf7 [20/24] memstick: replace bitmap_weight with bitmap_weight_eq where appropriate config: alpha-randconfig-r004-20220217 (https://download.01.org/0day-ci/archive/20220218/202202180309.LIPKYeon-lk...) compiler: alpha-linux-gcc (GCC) 11.2.0 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/ulfh/mmc.git/commit/?id=5... git remote add ulfh-mmc git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc.git git fetch --no-tags ulfh-mmc next git checkout 5f8d171cd8a93ff425556e7fde5d59fefc677bf7 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=alpha SHELL=/bin/bash drivers/memstick/core/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): drivers/memstick/core/ms_block.c: In function 'msb_validate_used_block_bitmap': 158 | if (bitmap_weight_eq(msb->used_blocks_bitmap, msb->block_count, | ^~~~~~~~~~~~~~~~ | bitmap_weight cc1: some warnings being treated as errors vim +158 drivers/memstick/core/ms_block.c 145 146 /* Debug test to validate free block counts */ 147 static int msb_validate_used_block_bitmap(struct msb_data *msb) 148 { 149 int total_free_blocks = 0; 150 int i; 151 152 if (!debug) 153 return 0; 154 155 for (i = 0; i < msb->zone_count; i++) 156 total_free_blocks += msb->free_block_count[i]; 157 159 msb->block_count - total_free_blocks)) 160 return 0; 161 162 pr_err("BUG: free block counts don't match the bitmap"); 163 msb->read_only = true; 164 return -EINVAL; 165 } 166 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org