955 struct sched_domain {  struct
957 	struct sched_domain *parent;	/* top domain must be null terminated */  argument
958 	struct sched_domain *child;	/* bottom domain must be null terminated */  argument
959 	struct sched_group *groups;	/* the balancing groups of the domain */
960 	unsigned long min_interval;	/* Minimum balance interval ms */
961 	unsigned long max_interval;	/* Maximum balance interval ms */
962 	unsigned int busy_factor;	/* less balancing by factor if busy */
963 	unsigned int imbalance_pct;	/* No balance until over watermark */
964 	unsigned int cache_nice_tries;	/* Leave cache hot tasks for # tries */
965 	unsigned int busy_idx;
966 	unsigned int idle_idx;
967 	unsigned int newidle_idx;
968 	unsigned int wake_idx;
969 	unsigned int forkexec_idx;
970 	unsigned int smt_gain;
972 	int nohz_idle;			/* NOHZ IDLE status */
973 	int flags;			/* See SD_* */
974 	int level;
977 	unsigned long last_balance;	/* init to jiffies. units in jiffies */
978 	unsigned int balance_interval;	/* initialise to 1. units in ms. */
979 	unsigned int nr_balance_failed; /* initialise to 0 */
982 	u64 max_newidle_lb_cost;
983 	unsigned long next_decay_max_lb_cost;
987 	unsigned int lb_count[CPU_MAX_IDLE_TYPES];
988 	unsigned int lb_failed[CPU_MAX_IDLE_TYPES];
989 	unsigned int lb_balanced[CPU_MAX_IDLE_TYPES];
990 	unsigned int lb_imbalance[CPU_MAX_IDLE_TYPES];
991 	unsigned int lb_gained[CPU_MAX_IDLE_TYPES];
992 	unsigned int lb_hot_gained[CPU_MAX_IDLE_TYPES];
993 	unsigned int lb_nobusyg[CPU_MAX_IDLE_TYPES];
994 	unsigned int lb_nobusyq[CPU_MAX_IDLE_TYPES];
997 	unsigned int alb_count;
998 	unsigned int alb_failed;
999 	unsigned int alb_pushed;
1002 	unsigned int sbe_count;
1003 	unsigned int sbe_balanced;
1004 	unsigned int sbe_pushed;
1007 	unsigned int sbf_count;
1008 	unsigned int sbf_balanced;
1009 	unsigned int sbf_pushed;
1035 static inline struct cpumask *sched_domain_span(struct sched_domain *sd)  in sched_domain_span()  argument