[norov:fns 24/24] lib/test_bitmap.c:226:30: error: use of undeclared identifier 'EXP1_IN_BITS'

From: kernel test robot
Date: Sat Jun 25 2022 - 22:05:53 EST


tree: https://github.com/norov/linux fns
head: c6f11d769095eb58ae2f05e3df1d8e71b7ccc5d7
commit: c6f11d769095eb58ae2f05e3df1d8e71b7ccc5d7 [24/24] fixes
config: arm64-randconfig-r015-20220626
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project b0d6dd3905db145853c7c744ac92d49b00b1fa20)
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
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
# https://github.com/norov/linux/commit/c6f11d769095eb58ae2f05e3df1d8e71b7ccc5d7
git remote add norov https://github.com/norov/linux
git fetch --no-tags norov fns
git checkout c6f11d769095eb58ae2f05e3df1d8e71b7ccc5d7
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash lib/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

>> lib/test_bitmap.c:226:30: error: use of undeclared identifier 'EXP1_IN_BITS'
for_each_set_bit(bit, exp1, EXP1_IN_BITS) {
^
>> lib/test_bitmap.c:226:30: error: use of undeclared identifier 'EXP1_IN_BITS'
>> lib/test_bitmap.c:226:30: error: use of undeclared identifier 'EXP1_IN_BITS'
lib/test_bitmap.c:227:26: error: use of undeclared identifier 'EXP1_IN_BITS'
b = find_nth_bit(exp1, EXP1_IN_BITS, ++cnt);
^
lib/test_bitmap.c:234:46: error: use of undeclared identifier 'EXP1_IN_BITS'
const unsigned long w = bitmap_weight(exp1, EXP1_IN_BITS);
^
lib/test_bitmap.c:237:26: error: use of undeclared identifier 'EXP1_IN_BITS'
for (start = 0; start < EXP1_IN_BITS; start++) {
^
lib/test_bitmap.c:240:36: error: use of undeclared identifier 'EXP1_IN_BITS'
for_each_set_bit_wrap(bit, exp1, EXP1_IN_BITS, start)
^
lib/test_bitmap.c:240:36: error: use of undeclared identifier 'EXP1_IN_BITS'
lib/test_bitmap.c:240:36: error: use of undeclared identifier 'EXP1_IN_BITS'
9 errors generated.


vim +/EXP1_IN_BITS +226 lib/test_bitmap.c

221
222 static void __init test_find_nth_bit(void)
223 {
224 unsigned long b, bit, cnt = 0;
225
> 226 for_each_set_bit(bit, exp1, EXP1_IN_BITS) {
227 b = find_nth_bit(exp1, EXP1_IN_BITS, ++cnt);
228 expect_eq_uint(b, bit);
229 }
230 }
231

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