tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 54465add6cb7660c781c0ae7b4d3e3d56185624e commit: a3c9f2da0a35df4e41751556be4308f57bdaf3d6 [1659/3426] sched: Introduce handle priority reversion mechanism config: arm64-randconfig-r111-20240227 (https://download.01.org/0day-ci/archive/20240229/202402290858.u7zfnMrE-lkp@i...) compiler: aarch64-linux-gcc (GCC) 13.2.0 reproduce: (https://download.01.org/0day-ci/archive/20240229/202402290858.u7zfnMrE-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/202402290858.u7zfnMrE-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)

...

kernel/sched/fair.c:143:14: sparse: sparse: symbol 'sysctl_overload_detect_period' was not declared. Should it be static? kernel/sched/fair.c:144:14: sparse: sparse: symbol 'sysctl_offline_wait_interval' was not declared. Should it be static?

kernel/sched/fair.c:1236:34: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sched_entity const *se @@ got struct sched_entity [noderef] __rcu * @@ kernel/sched/fair.c:1236:34: sparse: expected struct sched_entity const *se kernel/sched/fair.c:1236:34: sparse: got struct sched_entity [noderef] __rcu * kernel/sched/fair.c:12477:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:12477:9: sparse: expected struct sched_domain *[assigned] sd kernel/sched/fair.c:12477:9: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:5766:22: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:5766:22: sparse: struct task_struct [noderef] __rcu * kernel/sched/fair.c:5766:22: sparse: struct task_struct * kernel/sched/fair.c:6508:38: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct task_struct *curr @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/fair.c:6508:38: sparse: expected struct task_struct *curr kernel/sched/fair.c:6508:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/fair.c:7809:20: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:7809:20: sparse: expected struct sched_domain *[assigned] sd kernel/sched/fair.c:7809:20: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:8014:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] tmp @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:8014:9: sparse: expected struct sched_domain *[assigned] tmp kernel/sched/fair.c:8014:9: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:8113:38: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct task_struct *curr @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/fair.c:8113:38: sparse: expected struct task_struct *curr kernel/sched/fair.c:8113:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/fair.c:8333:22: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:8333:22: sparse: struct task_struct [noderef] __rcu * kernel/sched/fair.c:8333:22: sparse: struct task_struct * kernel/sched/fair.c:8687:38: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct task_struct *curr @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/fair.c:8687:38: sparse: expected struct task_struct *curr kernel/sched/fair.c:8687:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/fair.c:9680:40: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sched_domain *child @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/fair.c:9680:40: sparse: expected struct sched_domain *child kernel/sched/fair.c:9680:40: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/fair.c:10317:22: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:10317:22: sparse: struct task_struct [noderef] __rcu * kernel/sched/fair.c:10317:22: sparse: struct task_struct * kernel/sched/fair.c:11749:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:11749:9: sparse: expected struct sched_domain *[assigned] sd kernel/sched/fair.c:11749:9: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:11406:44: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sched_domain *sd_parent @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:11406:44: sparse: expected struct sched_domain *sd_parent kernel/sched/fair.c:11406:44: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:11845:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:11845:9: sparse: expected struct sched_domain *[assigned] sd kernel/sched/fair.c:11845:9: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c: note: in included file (through include/linux/rculist.h, include/linux/pid.h, include/linux/sched.h, ...): include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true kernel/sched/fair.c: note: in included file: kernel/sched/sched.h:2145:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2145:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2145:25: sparse: struct task_struct * kernel/sched/sched.h:2309:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2309:9: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2309:9: sparse: struct task_struct * kernel/sched/sched.h:2145:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2145:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2145:25: sparse: struct task_struct * kernel/sched/sched.h:2145:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2145:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2145:25: sparse: struct task_struct *

vim +/sysctl_overload_detect_period +143 kernel/sched/fair.c

139 140 static DEFINE_PER_CPU_SHARED_ALIGNED(struct list_head, qos_throttled_cfs_rq); 141 static DEFINE_PER_CPU_SHARED_ALIGNED(struct hrtimer, qos_overload_timer); 142 static DEFINE_PER_CPU(int, qos_cpu_overload);

143 unsigned int sysctl_overload_detect_period = 5000; /* in ms */ 144 unsigned int sysctl_offline_wait_interval = 100; /* in ms */

145 static int one_thousand = 1000; 146 static int hundred_thousand = 100000; 147 static int unthrottle_qos_cfs_rqs(int cpu); 148 #endif 149