tree: https://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup.git test head: a5ab7b05a3c825f23d74106f3304de7d024cff8a commit: dd46bd00ab4c00f6126794c6b52fbc87a2c5c389 [23/31] cgroup/cpuset: move relax_domain_level to cpuset-v1.c config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20240831/202408311651.vwwxEpKn-lkp@xxxxxxxxx/config) compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 46fe36a4295f05d5d3731762e31fc4e6e99863e9) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240831/202408311651.vwwxEpKn-lkp@xxxxxxxxx/reproduce) 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@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202408311651.vwwxEpKn-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): In file included from kernel/cgroup/cpuset-v1.c:3: In file included from kernel/cgroup/cpuset-internal.h:9: In file included from include/linux/cpuset.h:17: In file included from include/linux/mm.h:2228: include/linux/vmstat.h:500:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 500 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 501 | item]; | ~~~~ include/linux/vmstat.h:507:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 507 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 508 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:514:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 514 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ include/linux/vmstat.h:519:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 519 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 520 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:528:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 528 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 529 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ >> kernel/cgroup/cpuset-v1.c:163:2: error: call to undeclared function 'cpus_read_lock'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 163 | cpus_read_lock(); | ^ kernel/cgroup/cpuset-v1.c:163:2: note: did you mean 'rcu_read_lock'? include/linux/rcupdate.h:834:29: note: 'rcu_read_lock' declared here 834 | static __always_inline void rcu_read_lock(void) | ^ >> kernel/cgroup/cpuset-v1.c:178:2: error: call to undeclared function 'cpus_read_unlock'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 178 | cpus_read_unlock(); | ^ 5 warnings and 2 errors generated. vim +/cpus_read_lock +163 kernel/cgroup/cpuset-v1.c 155 156 int cpuset_write_s64(struct cgroup_subsys_state *css, struct cftype *cft, 157 s64 val) 158 { 159 struct cpuset *cs = css_cs(css); 160 cpuset_filetype_t type = cft->private; 161 int retval = -ENODEV; 162 > 163 cpus_read_lock(); 164 cpuset_lock(); 165 if (!is_cpuset_online(cs)) 166 goto out_unlock; 167 168 switch (type) { 169 case FILE_SCHED_RELAX_DOMAIN_LEVEL: 170 retval = update_relax_domain_level(cs, val); 171 break; 172 default: 173 retval = -EINVAL; 174 break; 175 } 176 out_unlock: 177 cpuset_unlock(); > 178 cpus_read_unlock(); 179 return retval; 180 } 181 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
