[openeuler:openEuler-1.0-LTS 19669/22436] kernel/sched/fair.c:6701:19: error: 'struct task_group' has no member named 'se' - Kernel

16 May 2024


      tree:   https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head:   c6c0f64fb7e3a44c5ddebc0bf9dfbb71901a28e3
commit: 70a232a564cfa99401d197708cf380398ad5e2d7 [19669/22436] sched: Adjust wakeup cpu range according CPU util dynamicly
config: x86_64-randconfig-122-20240516 (https://download.01.org/0day-ci/archive/20240516/202405160414.7SqMuv8G-lkp@i...)
compiler: gcc-10 (Ubuntu 10.5.0-1ubuntu1) 10.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240516/202405160414.7SqMuv8G-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/202405160414.7SqMuv8G-lkp@intel.com/
All errors (new ones prefixed by >>):
kernel/sched/fair.c:9718:9: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:9718:9: sparse:    struct sched_domain [noderef] asn:4 *
   kernel/sched/fair.c:9718:9: sparse:    struct sched_domain *
   kernel/sched/fair.c:9915:15: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:9915:15: sparse:    struct sched_domain_shared [noderef] asn:4 *
   kernel/sched/fair.c:9915:15: sparse:    struct sched_domain_shared *
   kernel/sched/fair.c:9929:14: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:9929:14: sparse:    struct sched_domain [noderef] asn:4 *
   kernel/sched/fair.c:9929:14: sparse:    struct sched_domain *
   kernel/sched/fair.c:9938:14: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:9938:14: sparse:    struct sched_domain [noderef] asn:4 *
   kernel/sched/fair.c:9938:14: sparse:    struct sched_domain *
   kernel/sched/fair.c:9963:14: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:9963:14: sparse:    struct sched_domain [noderef] asn:4 *
   kernel/sched/fair.c:9963:14: sparse:    struct sched_domain *
   kernel/sched/fair.c:9993:14: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:9993:14: sparse:    struct sched_domain [noderef] asn:4 *
   kernel/sched/fair.c:9993:14: sparse:    struct sched_domain *
   kernel/sched/fair.c:5184:35: sparse: sparse: marked inline, but without a definition
   kernel/sched/fair.c: note: in included file:
   kernel/sched/sched.h:2254:16: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data [noderef] asn:4 *
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data *
   kernel/sched/sched.h:2254:16: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data [noderef] asn:4 *
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data *
   kernel/sched/sched.h:2254:16: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data [noderef] asn:4 *
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data *
   kernel/sched/sched.h:2254:16: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data [noderef] asn:4 *
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data *
   kernel/sched/sched.h:2254:16: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data [noderef] asn:4 *
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data *
   kernel/sched/sched.h:2254:16: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data [noderef] asn:4 *
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data *
   kernel/sched/sched.h:2254:16: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data [noderef] asn:4 *
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data *
   kernel/sched/sched.h:2254:16: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data [noderef] asn:4 *
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data *
   kernel/sched/sched.h:2254:16: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data [noderef] asn:4 *
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data *
   kernel/sched/sched.h:2254:16: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data [noderef] asn:4 *
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data *
   kernel/sched/fair.c:6215:15: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:6215:15: sparse:    struct sched_domain_shared [noderef] asn:4 *
   kernel/sched/fair.c:6215:15: sparse:    struct sched_domain_shared *
   kernel/sched/fair.c:6206:15: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:6206:15: sparse:    struct sched_domain_shared [noderef] asn:4 *
   kernel/sched/fair.c:6206:15: sparse:    struct sched_domain_shared *
   kernel/sched/fair.c:6215:15: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:6215:15: sparse:    struct sched_domain_shared [noderef] asn:4 *
   kernel/sched/fair.c:6215:15: sparse:    struct sched_domain_shared *
   kernel/sched/fair.c:6206:15: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:6206:15: sparse:    struct sched_domain_shared [noderef] asn:4 *
   kernel/sched/fair.c:6206:15: sparse:    struct sched_domain_shared *
   kernel/sched/fair.c:6187:17: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:6187:17: sparse:    struct sched_domain [noderef] asn:4 *
   kernel/sched/fair.c:6187:17: sparse:    struct sched_domain *
   kernel/sched/sched.h:2254:16: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data [noderef] asn:4 *
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data *
   kernel/sched/fair.c:9808:16: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:9808:16: sparse:    struct sched_domain [noderef] asn:4 *
   kernel/sched/fair.c:9808:16: sparse:    struct sched_domain *
   kernel/sched/sched.h:2254:16: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data [noderef] asn:4 *
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data *
   kernel/sched/sched.h:2254:16: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data [noderef] asn:4 *
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data *
   kernel/sched/sched.h:2254:16: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data [noderef] asn:4 *
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data *
   kernel/sched/fair.c:9808:16: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:9808:16: sparse:    struct sched_domain [noderef] asn:4 *
   kernel/sched/fair.c:9808:16: sparse:    struct sched_domain *
   kernel/sched/sched.h:2254:16: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data [noderef] asn:4 *
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data *
   kernel/sched/sched.h:2254:16: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data [noderef] asn:4 *
   kernel/sched/sched.h:2254:16: sparse:    struct update_util_data *
   kernel/sched/fair.c:3675:6: warning: no previous prototype for 'sync_entity_load_avg' [-Wmissing-prototypes]
    3675 | void sync_entity_load_avg(struct sched_entity *se)
         |      ^~~~~~~~~~~~~~~~~~~~
   kernel/sched/fair.c:3688:6: warning: no previous prototype for 'remove_entity_load_avg' [-Wmissing-prototypes]
    3688 | void remove_entity_load_avg(struct sched_entity *se)
         |      ^~~~~~~~~~~~~~~~~~~~~~
   In file included from arch/x86/include/asm/current.h:5,
                    from include/linux/sched.h:12,
                    from kernel/sched/sched.h:5,
                    from kernel/sched/fair.c:23:
   kernel/sched/fair.c: In function 'set_task_select_cpus':
...
...
kernel/sched/fair.c:6701:19: error: 'struct task_group' has no member named 'se'
6701 |   if (unlikely(!tg->se[cpu]))
         |                   ^~
   include/linux/compiler.h:77:42: note: in definition of macro 'unlikely'
      77 | # define unlikely(x) __builtin_expect(!!(x), 0)
         |                                          ^
   kernel/sched/fair.c:6707:40: error: 'struct task_group' has no member named 'se'
    6707 |    spare = (long)(capacity_of(cpu) - tg->se[cpu]->avg.util_avg);
         |                                        ^~
   kernel/sched/fair.c:6720:21: error: 'struct task_group' has no member named 'se'
    6720 |   util_avg_sum += tg->se[cpu]->avg.util_avg;
         |                     ^~
   kernel/sched/fair.c: In function 'select_task_rq_fair':
   kernel/sched/fair.c:6747:16: warning: variable 'time' set but not used [-Wunused-but-set-variable]
    6747 |  unsigned long time;
         |                ^~~~
   kernel/sched/fair.c: In function 'pick_next_task_fair':
   kernel/sched/fair.c:7291:16: warning: variable 'time' set but not used [-Wunused-but-set-variable]
    7291 |  unsigned long time;
         |                ^~~~
   In file included from include/linux/migrate.h:6,
                    from kernel/sched/sched.h:52,
                    from kernel/sched/fair.c:23:
   At top level:
   include/linux/mempolicy.h:329:13: warning: '__do_mbind' defined but not used [-Wunused-function]
     329 | static long __do_mbind(unsigned long start, unsigned long len,
         |             ^~~~~~~~~~
--
   kernel/sched/fair.c:3675:6: warning: no previous prototype for 'sync_entity_load_avg' [-Wmissing-prototypes]
    3675 | void sync_entity_load_avg(struct sched_entity *se)
         |      ^~~~~~~~~~~~~~~~~~~~
   kernel/sched/fair.c:3688:6: warning: no previous prototype for 'remove_entity_load_avg' [-Wmissing-prototypes]
    3688 | void remove_entity_load_avg(struct sched_entity *se)
         |      ^~~~~~~~~~~~~~~~~~~~~~
   In file included from arch/x86/include/asm/current.h:5,
                    from include/linux/sched.h:12,
                    from kernel/sched/sched.h:5,
                    from kernel/sched/fair.c:23:
   kernel/sched/fair.c: In function 'set_task_select_cpus':
...
...
kernel/sched/fair.c:6701:19: error: 'struct task_group' has no member named 'se'
6701 |   if (unlikely(!tg->se[cpu]))
         |                   ^~
   include/linux/compiler.h:77:42: note: in definition of macro 'unlikely'
      77 | # define unlikely(x) __builtin_expect(!!(x), 0)
         |                                          ^
   kernel/sched/fair.c:6707:40: error: 'struct task_group' has no member named 'se'
    6707 |    spare = (long)(capacity_of(cpu) - tg->se[cpu]->avg.util_avg);
         |                                        ^~
   kernel/sched/fair.c:6720:21: error: 'struct task_group' has no member named 'se'
    6720 |   util_avg_sum += tg->se[cpu]->avg.util_avg;
         |                     ^~
   kernel/sched/fair.c: In function 'select_task_rq_fair':
   kernel/sched/fair.c:6747:16: warning: variable 'time' set but not used [-Wunused-but-set-variable]
    6747 |  unsigned long time;
         |                ^~~~
   kernel/sched/fair.c: In function 'pick_next_task_fair':
   kernel/sched/fair.c:7291:16: warning: variable 'time' set but not used [-Wunused-but-set-variable]
    7291 |  unsigned long time;
         |                ^~~~
   In file included from include/linux/migrate.h:6,
                    from kernel/sched/sched.h:52,
                    from kernel/sched/fair.c:23:
   At top level:
   include/linux/mempolicy.h:329:13: warning: '__do_mbind' defined but not used [-Wunused-function]
     329 | static long __do_mbind(unsigned long start, unsigned long len,
         |             ^~~~~~~~~~
vim +6701 kernel/sched/fair.c
6670	
  6671	/*
  6672	 * set_task_select_cpus: select the cpu range for task
  6673	 * @p: the task whose available cpu range will to set
  6674	 * @idlest_cpu: the cpu which is the idlest in prefer cpus
  6675	 *
  6676	 * If sum of 'util_avg' among 'preferred_cpus' lower than the percentage
  6677	 * 'sysctl_sched_util_low_pct' of 'preferred_cpus' capacity, select
  6678	 * 'preferred_cpus' range for task, otherwise select 'preferred_cpus' for task.
  6679	 *
  6680	 * The available cpu range set to p->select_cpus. Idlest cpu in preferred cpus
  6681	 * set to @idlest_cpu, which is set to wakeup cpu when fast path wakeup cpu
  6682	 * without p->select_cpus.
  6683	 */
  6684	static void set_task_select_cpus(struct task_struct *p, int *idlest_cpu,
  6685					 int sd_flag)
  6686	{
  6687		unsigned long util_avg_sum = 0;
  6688		unsigned long tg_capacity = 0;
  6689		long min_util = INT_MIN;
  6690		struct task_group *tg;
  6691		long spare;
  6692		int cpu;
  6693	
  6694		p->select_cpus = &p->cpus_allowed;
  6695		if (!prefer_cpus_valid(p))
  6696			return;
  6697	
  6698		rcu_read_lock();
  6699		tg = task_group(p);
  6700		for_each_cpu(cpu, p->prefer_cpus) {
...
6701			if (unlikely(!tg->se[cpu]))
6702				continue;
  6703	
  6704			if (idlest_cpu && available_idle_cpu(cpu)) {
  6705				*idlest_cpu = cpu;
  6706			} else if (idlest_cpu) {
  6707				spare = (long)(capacity_of(cpu) - tg->se[cpu]->avg.util_avg);
  6708				if (spare > min_util) {
  6709					min_util = spare;
  6710					*idlest_cpu = cpu;
  6711				}
  6712			}
  6713	
  6714			if (available_idle_cpu(cpu)) {
  6715				rcu_read_unlock();
  6716				p->select_cpus = p->prefer_cpus;
  6717				return;
  6718			}
  6719	
  6720			util_avg_sum += tg->se[cpu]->avg.util_avg;
  6721			tg_capacity += capacity_of(cpu);
  6722		}
  6723		rcu_read_unlock();
  6724	
  6725		if (tg_capacity > cpumask_weight(p->prefer_cpus) &&
  6726		    util_avg_sum * 100 <= tg_capacity * sysctl_sched_util_low_pct) {
  6727			p->select_cpus = p->prefer_cpus;
  6728		}
  6729	}
  6730	#endif
  6731
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