tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git staging-next head: 6d4abf1c0e265d8e99c155b91c1cf44e37793e53 commit: e7e9a307be9d75ecc3bf20b362af88140dfb4304 [560/569] staging: erofs: introduce workstation for decompression config: x86_64-randconfig-ws0-07290820 (attached as .config) compiler: gcc-7 (Debian 7.3.0-16) 7.3.0 reproduce: git checkout e7e9a307be9d75ecc3bf20b362af88140dfb4304 # save the attached .config to linux build tree make ARCH=x86_64 All errors (new ones prefixed by >>): drivers/staging//erofs/utils.c: In function 'erofs_shrink_scan': >> drivers/staging//erofs/utils.c:189:12: error: implicit declaration of function 'erofs_shrink_workstation'; did you mean 'erofs_shrink_scan'? [-Werror=implicit-function-declaration] freed += erofs_shrink_workstation(sbi, nr, false); ^~~~~~~~~~~~~~~~~~~~~~~~ erofs_shrink_scan cc1: some warnings being treated as errors vim +189 drivers/staging//erofs/utils.c 140 141 unsigned long erofs_shrink_scan(struct shrinker *shrink, 142 struct shrink_control *sc) 143 { 144 struct erofs_sb_info *sbi; 145 struct list_head *p; 146 147 unsigned long nr = sc->nr_to_scan; 148 unsigned int run_no; 149 unsigned long freed = 0; 150 151 spin_lock(&erofs_sb_list_lock); 152 do 153 run_no = ++shrinker_run_no; 154 while (run_no == 0); 155 156 /* Iterate over all mounted superblocks and try to shrink them */ 157 p = erofs_sb_list.next; 158 while (p != &erofs_sb_list) { 159 sbi = list_entry(p, struct erofs_sb_info, list); 160 161 /* 162 * We move the ones we do to the end of the list, so we stop 163 * when we see one we have already done. 164 */ 165 if (sbi->shrinker_run_no == run_no) 166 break; 167 168 if (!mutex_trylock(&sbi->umount_mutex)) { 169 p = p->next; 170 continue; 171 } 172 173 spin_unlock(&erofs_sb_list_lock); 174 sbi->shrinker_run_no = run_no; 175 176 /* add scan handlers here */ 177 178 spin_lock(&erofs_sb_list_lock); 179 /* Get the next list element before we move this one */ 180 p = p->next; 181 182 /* 183 * Move this one to the end of the list to provide some 184 * fairness. 185 */ 186 list_move_tail(&sbi->list, &erofs_sb_list); 187 mutex_unlock(&sbi->umount_mutex); 188 > 189 freed += erofs_shrink_workstation(sbi, nr, false); 190 if (freed >= nr) 191 break; 192 } 193 spin_unlock(&erofs_sb_list_lock); 194 return freed; 195 } 196 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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