tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 62b846e657553d00552c1c71b6ecc26017eb1a9a commit: c52c17a85f1fa9cde2bcb15359096634cfd9eb7c [2117/2117] sched: Add tracepoint for qos smt expeller config: loongarch-randconfig-r121-20250411 (https://download.01.org/0day-ci/archive/20250411/202504111253.jKd4DxgW-lkp@i...) compiler: loongarch64-linux-gcc (GCC) 14.2.0 reproduce: (https://download.01.org/0day-ci/archive/20250411/202504111253.jKd4DxgW-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/202504111253.jKd4DxgW-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) kernel/sched/fair.c:7685:9: sparse: got int [noderef] __percpu * kernel/sched/fair.c:7685:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@ kernel/sched/fair.c:7685:9: sparse: expected void *ptr kernel/sched/fair.c:7685:9: sparse: got int [noderef] __percpu * kernel/sched/fair.c:7685:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@ kernel/sched/fair.c:7685:9: sparse: expected void *ptr kernel/sched/fair.c:7685:9: sparse: got int [noderef] __percpu * kernel/sched/fair.c:1283:34: 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:1283:34: sparse: expected struct sched_entity const *se kernel/sched/fair.c:1283:34: sparse: got struct sched_entity [noderef] __rcu * kernel/sched/fair.c:13203:9: 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:13203:9: sparse: expected struct sched_domain *[assigned] sd kernel/sched/fair.c:13203:9: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:5161:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:5161:25: sparse: struct sparsemask [noderef] __rcu * kernel/sched/fair.c:5161:25: sparse: struct sparsemask * kernel/sched/fair.c:5178:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:5178:25: sparse: struct sparsemask [noderef] __rcu * kernel/sched/fair.c:5178:25: sparse: struct sparsemask * kernel/sched/fair.c:13559:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:13559:25: sparse: struct sparsemask [noderef] __rcu * kernel/sched/fair.c:13559:25: sparse: struct sparsemask * kernel/sched/fair.c:6012:22: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:6012:22: sparse: struct task_struct [noderef] __rcu * kernel/sched/fair.c:6012:22: sparse: struct task_struct * kernel/sched/fair.c:6754:38: 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:6754:38: sparse: expected struct task_struct *curr kernel/sched/fair.c:6754:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/fair.c:7489:32: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got struct cpumask *[noderef] __percpu * @@ kernel/sched/fair.c:7489:32: sparse: expected void *ptr kernel/sched/fair.c:7489:32: sparse: got struct cpumask *[noderef] __percpu * kernel/sched/fair.c:7489:32: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got struct cpumask *[noderef] __percpu * @@ kernel/sched/fair.c:7489:32: sparse: expected void *ptr kernel/sched/fair.c:7489:32: sparse: got struct cpumask *[noderef] __percpu * kernel/sched/fair.c:7489:32: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got struct cpumask *[noderef] __percpu * @@ kernel/sched/fair.c:7489:32: sparse: expected void *ptr kernel/sched/fair.c:7489:32: sparse: got struct cpumask *[noderef] __percpu * kernel/sched/fair.c:7489:32: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got struct cpumask *[noderef] __percpu * @@ kernel/sched/fair.c:7489:32: sparse: expected void *ptr kernel/sched/fair.c:7489:32: sparse: got struct cpumask *[noderef] __percpu * kernel/sched/fair.c:7592:16: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got struct cpumask *[noderef] __percpu * @@ kernel/sched/fair.c:7592:16: sparse: expected void *ptr kernel/sched/fair.c:7592:16: sparse: got struct cpumask *[noderef] __percpu * kernel/sched/fair.c:7592:16: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got struct cpumask *[noderef] __percpu * @@ kernel/sched/fair.c:7592:16: sparse: expected void *ptr kernel/sched/fair.c:7592:16: sparse: got struct cpumask *[noderef] __percpu * kernel/sched/fair.c:7592:16: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got struct cpumask *[noderef] __percpu * @@ kernel/sched/fair.c:7592:16: sparse: expected void *ptr kernel/sched/fair.c:7592:16: sparse: got struct cpumask *[noderef] __percpu * kernel/sched/fair.c:7592:16: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got struct cpumask *[noderef] __percpu * @@ kernel/sched/fair.c:7592:16: sparse: expected void *ptr kernel/sched/fair.c:7592:16: sparse: got struct cpumask *[noderef] __percpu * kernel/sched/fair.c:8097:32: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got struct cpumask *[noderef] __percpu * @@ kernel/sched/fair.c:8097:32: sparse: expected void *ptr kernel/sched/fair.c:8097:32: sparse: got struct cpumask *[noderef] __percpu * kernel/sched/fair.c:8097:32: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got struct cpumask *[noderef] __percpu * @@ kernel/sched/fair.c:8097:32: sparse: expected void *ptr kernel/sched/fair.c:8097:32: sparse: got struct cpumask *[noderef] __percpu * kernel/sched/fair.c:8097:32: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got struct cpumask *[noderef] __percpu * @@ kernel/sched/fair.c:8097:32: sparse: expected void *ptr kernel/sched/fair.c:8097:32: sparse: got struct cpumask *[noderef] __percpu * kernel/sched/fair.c:8097:32: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got struct cpumask *[noderef] __percpu * @@ kernel/sched/fair.c:8097:32: sparse: expected void *ptr kernel/sched/fair.c:8097:32: sparse: got struct cpumask *[noderef] __percpu * kernel/sched/fair.c:8121:20: 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:8121:20: sparse: expected struct sched_domain *[assigned] sd kernel/sched/fair.c:8121:20: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:8436:9: 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:8436:9: sparse: expected struct sched_domain *[assigned] tmp kernel/sched/fair.c:8436:9: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:8548:38: 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:8548:38: sparse: expected struct task_struct *curr kernel/sched/fair.c:8548:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/fair.c:8774:22: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:8774:22: sparse: struct task_struct [noderef] __rcu * kernel/sched/fair.c:8774:22: sparse: struct task_struct * kernel/sched/fair.c:8839:16: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@ kernel/sched/fair.c:8839:16: sparse: expected void *ptr kernel/sched/fair.c:8839:16: sparse: got int [noderef] __percpu * kernel/sched/fair.c:8839:16: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@ kernel/sched/fair.c:8839:16: sparse: expected void *ptr kernel/sched/fair.c:8839:16: sparse: got int [noderef] __percpu * kernel/sched/fair.c:8839:16: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@ kernel/sched/fair.c:8839:16: sparse: expected void *ptr kernel/sched/fair.c:8839:16: sparse: got int [noderef] __percpu * kernel/sched/fair.c:8839:16: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@ kernel/sched/fair.c:8839:16: sparse: expected void *ptr kernel/sched/fair.c:8839:16: sparse: got int [noderef] __percpu * kernel/sched/fair.c:8896:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@ kernel/sched/fair.c:8896:13: sparse: expected void *ptr kernel/sched/fair.c:8896:13: sparse: got int [noderef] __percpu * kernel/sched/fair.c:8896:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@ kernel/sched/fair.c:8896:13: sparse: expected void *ptr kernel/sched/fair.c:8896:13: sparse: got int [noderef] __percpu * kernel/sched/fair.c:8896:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@ kernel/sched/fair.c:8896:13: sparse: expected void *ptr kernel/sched/fair.c:8896:13: sparse: got int [noderef] __percpu * kernel/sched/fair.c:8896:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@ kernel/sched/fair.c:8896:13: sparse: expected void *ptr kernel/sched/fair.c:8896:13: sparse: got int [noderef] __percpu *
kernel/sched/fair.c:9005:51: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct task_struct *sibling_p @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/fair.c:9005:51: sparse: expected struct task_struct *sibling_p kernel/sched/fair.c:9005:51: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/fair.c:9010:30: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:9010:30: sparse: struct task_struct [noderef] __rcu * kernel/sched/fair.c:9010:30: sparse: struct task_struct * kernel/sched/fair.c:9084:48: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct task_struct *p @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/fair.c:9332:38: 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:10403:40: 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:11040:22: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:11040:22: sparse: struct task_struct [noderef] __rcu * kernel/sched/fair.c:11040:22: sparse: struct task_struct * kernel/sched/fair.c:12481:9: 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:12481:9: sparse: expected struct sched_domain *[assigned] sd kernel/sched/fair.c:12481:9: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:12065:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got struct cpumask *[noderef] __percpu * @@ kernel/sched/fair.c:12065:36: sparse: expected void *ptr kernel/sched/fair.c:12065:36: sparse: got struct cpumask *[noderef] __percpu * kernel/sched/fair.c:12065:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got struct cpumask *[noderef] __percpu * @@ kernel/sched/fair.c:12065:36: sparse: expected void *ptr kernel/sched/fair.c:12065:36: sparse: got struct cpumask *[noderef] __percpu * kernel/sched/fair.c:12065:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got struct cpumask *[noderef] __percpu * @@ kernel/sched/fair.c:12065:36: sparse: expected void *ptr kernel/sched/fair.c:12065:36: sparse: got struct cpumask *[noderef] __percpu * kernel/sched/fair.c:12065:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got struct cpumask *[noderef] __percpu * @@ kernel/sched/fair.c:12065:36: sparse: expected void *ptr kernel/sched/fair.c:12065:36: sparse: got struct cpumask *[noderef] __percpu * kernel/sched/fair.c:12138:44: 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:12138:44: sparse: expected struct sched_domain *sd_parent kernel/sched/fair.c:12138:44: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:12142:32: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got struct cpumask *[noderef] __percpu * @@ kernel/sched/fair.c:12142:32: sparse: expected void *ptr kernel/sched/fair.c:12142:32: sparse: got struct cpumask *[noderef] __percpu * kernel/sched/fair.c:12142:32: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got struct cpumask *[noderef] __percpu * @@ kernel/sched/fair.c:12142:32: sparse: expected void *ptr kernel/sched/fair.c:12142:32: sparse: got struct cpumask *[noderef] __percpu * kernel/sched/fair.c:12142:32: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got struct cpumask *[noderef] __percpu * @@ kernel/sched/fair.c:12142:32: sparse: expected void *ptr kernel/sched/fair.c:12142:32: sparse: got struct cpumask *[noderef] __percpu * kernel/sched/fair.c:12142:32: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got struct cpumask *[noderef] __percpu * @@ kernel/sched/fair.c:12142:32: sparse: expected void *ptr kernel/sched/fair.c:12142:32: sparse: got struct cpumask *[noderef] __percpu * kernel/sched/fair.c:12577:9: 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:12577:9: sparse: expected struct sched_domain *[assigned] sd kernel/sched/fair.c:12577:9: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c: note: in included file: kernel/sched/sched.h:2174:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2174:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2174:25: sparse: struct task_struct * kernel/sched/sched.h:2338:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2338:9: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2338:9: sparse: struct task_struct * kernel/sched/sched.h:2338:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2338:9: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2338:9: sparse: struct task_struct * kernel/sched/sched.h:2174:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2174:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2174:25: sparse: struct task_struct * kernel/sched/sched.h:2174:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2174:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2174:25: sparse: struct task_struct *
vim +9005 kernel/sched/fair.c 8984 8985 static bool _qos_smt_check_need_resched(int this_cpu, struct rq *rq) 8986 { 8987 int cpu; 8988 8989 if (!sched_smt_active()) 8990 return false; 8991 8992 for_each_cpu(cpu, cpu_smt_mask(this_cpu)) { 8993 if (cpu == this_cpu) 8994 continue; 8995 8996 /* 8997 * There are two cases rely on the set need_resched to drive away 8998 * offline task： 8999 * a) The qos_smt_status of siblings cpu is online, the task of curr cpu is offline; 9000 * b) The qos_smt_status of siblings cpu is offline, the task of curr cpu is idle, 9001 * and current cpu only has SCHED_IDLE tasks enqueued. 9002 */ 9003 if (per_cpu(qos_smt_status, cpu) == QOS_LEVEL_ONLINE && 9004 task_group(current)->qos_level < QOS_LEVEL_ONLINE) {
9005 trace_sched_qos_smt_expel(cpu_curr(cpu), per_cpu(qos_smt_status, cpu)); 9006 return true; 9007 } 9008 9009 if (per_cpu(qos_smt_status, cpu) == QOS_LEVEL_OFFLINE && 9010 rq->curr == rq->idle && sched_idle_cpu(this_cpu)) { 9011 trace_sched_qos_smt_expel(cpu_curr(cpu), per_cpu(qos_smt_status, cpu)); 9012 return true; 9013 } 9014 } 9015 9016 return false; 9017 } 9018
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