diff options
Diffstat (limited to 'include/linux/sched.h')
| -rw-r--r-- | include/linux/sched.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index 2c2f3072beef..b089c92c609b 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1527,6 +1527,14 @@ struct task_struct { short il_next; short pref_node_fork; #endif +#ifdef CONFIG_NUMA_BALANCING + int numa_scan_seq; + int numa_migrate_seq; + unsigned int numa_scan_period; + u64 node_stamp; /* migration stamp */ + struct callback_head numa_work; +#endif /* CONFIG_NUMA_BALANCING */ + struct rcu_head rcu; /* @@ -1601,6 +1609,18 @@ struct task_struct { /* Future-safe accessor for struct task_struct's cpus_allowed. */ #define tsk_cpus_allowed(tsk) (&(tsk)->cpus_allowed) +#ifdef CONFIG_NUMA_BALANCING +extern void task_numa_fault(int node, int pages, bool migrated); +extern void set_numabalancing_state(bool enabled); +#else +static inline void task_numa_fault(int node, int pages, bool migrated) +{ +} +static inline void set_numabalancing_state(bool enabled) +{ +} +#endif + /* * Priority of a process goes from 0..MAX_PRIO-1, valid RT * priority is 0..MAX_RT_PRIO-1, and SCHED_NORMAL/SCHED_BATCH @@ -2030,6 +2050,13 @@ enum sched_tunable_scaling { }; extern enum sched_tunable_scaling sysctl_sched_tunable_scaling; +extern unsigned int sysctl_numa_balancing_scan_delay; +extern unsigned int sysctl_numa_balancing_scan_period_min; +extern unsigned int sysctl_numa_balancing_scan_period_max; +extern unsigned int sysctl_numa_balancing_scan_period_reset; +extern unsigned int sysctl_numa_balancing_scan_size; +extern unsigned int sysctl_numa_balancing_settle_count; + #ifdef CONFIG_SCHED_DEBUG extern unsigned int sysctl_sched_migration_cost; extern unsigned int sysctl_sched_nr_migrate; |