tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: b670dd901cbbf97745380d373b1d2607b3235590 commit: 28b91df0178b108df4cc6ded1dfb68b8c39f5476 [18499/30000] sched: programmable: Add convenient helper functions to convert sched entity config: x86_64-randconfig-012-20240323 (https://download.01.org/0day-ci/archive/20240324/202403241751.4Yb0jkMA-lkp@i...) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240324/202403241751.4Yb0jkMA-lkp@i...)

If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot lkp@intel.com | Closes: https://lore.kernel.org/oe-kbuild-all/202403241751.4Yb0jkMA-lkp@intel.com/

All warnings (new ones prefixed by >>):

kernel/sched/bpf_sched.c: In function '____bpf_sched_entity_to_tg':

...

kernel/sched/bpf_sched.c:158:5: warning: "CONFIG_FAIR_GROUP_SCHED" is not defined, evaluates to 0 [-Wundef]

158 | #if CONFIG_FAIR_GROUP_SCHED | ^~~~~~~~~~~~~~~~~~~~~~~ kernel/sched/bpf_sched.c: In function '____bpf_sched_set_tg_tag': kernel/sched/bpf_sched.c:247:5: warning: "CONFIG_CGROUP_SCHED" is not defined, evaluates to 0 [-Wundef] 247 | #if CONFIG_CGROUP_SCHED | ^~~~~~~~~~~~~~~~~~~

vim +/CONFIG_FAIR_GROUP_SCHED +158 kernel/sched/bpf_sched.c

155 156 BPF_CALL_1(bpf_sched_entity_to_tg, struct sched_entity *, se) 157 {

158 #if CONFIG_FAIR_GROUP_SCHED

159 if (!entity_is_task(se)) { 160 struct task_group *tg = group_cfs_rq(se)->tg; 161 162 return (unsigned long)tg; 163 } 164 #endif 165 166 return (unsigned long)NULL; 167 } 168