#define CLONE_NEWUTS 0x04000000 /* New utsname group? */
#define CLONE_NEWIPC 0x08000000 /* New ipcs */
#define CLONE_NEWUSER 0x10000000 /* New user namespace */
+#define CLONE_NEWNET 0x40000000 /* New network namespace */
/*
* Scheduling policies
#define FSHIFT 11 /* nr of bits of precision */
#define FIXED_1 (1<<FSHIFT) /* 1.0 as fixed-point */
-#define LOAD_FREQ (5*HZ) /* 5 sec intervals */
+#define LOAD_FREQ (5*HZ+1) /* 5 sec intervals */
#define EXP_1 1884 /* 1/exp(5sec/1min) as fixed-point */
#define EXP_5 2014 /* 1/exp(5sec/5min) */
#define EXP_15 2037 /* 1/exp(5sec/15min) */
struct seq_file;
struct cfs_rq;
+struct task_grp;
#ifdef CONFIG_SCHED_DEBUG
extern void proc_sched_show_task(struct task_struct *p, struct seq_file *m);
extern void proc_sched_set_task(struct task_struct *p);
#define EXIT_ZOMBIE 16
#define EXIT_DEAD 32
/* in tsk->state again */
-#define TASK_NONINTERACTIVE 64
-#define TASK_DEAD 128
+#define TASK_DEAD 64
#define __set_task_state(tsk, state_value) \
do { (tsk)->state = (state_value); } while (0)
/* Hash table maintenance information */
struct hlist_node uidhash_node;
uid_t uid;
+
+#ifdef CONFIG_FAIR_USER_SCHED
+ struct task_grp *tg;
+#endif
};
extern struct user_struct *find_user(uid_t);
#if defined(CONFIG_SCHEDSTATS) || defined(CONFIG_TASK_DELAY_ACCT)
struct sched_info {
/* cumulative counters */
- unsigned long pcnt; /* # of times run on this cpu */
+ unsigned long pcount; /* # of times run on this cpu */
unsigned long long cpu_time, /* time spent on the cpu */
run_delay; /* time spent waiting on a runqueue */
/* timestamps */
unsigned long long last_arrival,/* when we last ran on a cpu */
last_queued; /* when we were last queued to run */
+#ifdef CONFIG_SCHEDSTATS
+ /* BKL stats */
+ unsigned long bkl_count;
+#endif
};
#endif /* defined(CONFIG_SCHEDSTATS) || defined(CONFIG_TASK_DELAY_ACCT) */
#ifdef CONFIG_SCHEDSTATS
/* load_balance() stats */
- unsigned long lb_cnt[CPU_MAX_IDLE_TYPES];
+ unsigned long lb_count[CPU_MAX_IDLE_TYPES];
unsigned long lb_failed[CPU_MAX_IDLE_TYPES];
unsigned long lb_balanced[CPU_MAX_IDLE_TYPES];
unsigned long lb_imbalance[CPU_MAX_IDLE_TYPES];
unsigned long lb_nobusyq[CPU_MAX_IDLE_TYPES];
/* Active load balancing */
- unsigned long alb_cnt;
+ unsigned long alb_count;
unsigned long alb_failed;
unsigned long alb_pushed;
/* SD_BALANCE_EXEC stats */
- unsigned long sbe_cnt;
+ unsigned long sbe_count;
unsigned long sbe_balanced;
unsigned long sbe_pushed;
/* SD_BALANCE_FORK stats */
- unsigned long sbf_cnt;
+ unsigned long sbf_count;
unsigned long sbf_balanced;
unsigned long sbf_pushed;
struct sched_domain;
struct sched_class {
- struct sched_class *next;
+ const struct sched_class *next;
void (*enqueue_task) (struct rq *rq, struct task_struct *p, int wakeup);
void (*dequeue_task) (struct rq *rq, struct task_struct *p, int sleep);
- void (*yield_task) (struct rq *rq, struct task_struct *p);
+ void (*yield_task) (struct rq *rq);
void (*check_preempt_curr) (struct rq *rq, struct task_struct *p);
* 4 se->block_start
* 4 se->run_node
* 4 se->sleep_start
- * 4 se->sleep_start_fair
* 6 se->load.weight
- * 7 se->delta_fair
- * 15 se->wait_runtime
*/
struct sched_entity {
- long wait_runtime;
- unsigned long delta_fair_run;
- unsigned long delta_fair_sleep;
- unsigned long delta_exec;
- s64 fair_key;
struct load_weight load; /* for load-balancing */
struct rb_node run_node;
unsigned int on_rq;
u64 exec_start;
u64 sum_exec_runtime;
+ u64 vruntime;
u64 prev_sum_exec_runtime;
- u64 wait_start_fair;
- u64 sleep_start_fair;
#ifdef CONFIG_SCHEDSTATS
u64 wait_start;
u64 wait_max;
- s64 sum_wait_runtime;
u64 sleep_start;
u64 sleep_max;
u64 block_start;
u64 block_max;
u64 exec_max;
-
- unsigned long wait_runtime_overruns;
- unsigned long wait_runtime_underruns;
+ u64 slice_max;
#endif
#ifdef CONFIG_FAIR_GROUP_SCHED
int prio, static_prio, normal_prio;
struct list_head run_list;
- struct sched_class *sched_class;
+ const struct sched_class *sched_class;
struct sched_entity se;
#ifdef CONFIG_PREEMPT_NOTIFIERS
extern void sched_idle_next(void);
+#ifdef CONFIG_SCHED_DEBUG
extern unsigned int sysctl_sched_latency;
-extern unsigned int sysctl_sched_min_granularity;
+extern unsigned int sysctl_sched_nr_latency;
extern unsigned int sysctl_sched_wakeup_granularity;
extern unsigned int sysctl_sched_batch_wakeup_granularity;
-extern unsigned int sysctl_sched_stat_granularity;
-extern unsigned int sysctl_sched_runtime_limit;
-extern unsigned int sysctl_sched_compat_yield;
extern unsigned int sysctl_sched_child_runs_first;
extern unsigned int sysctl_sched_features;
+#endif
+
+extern unsigned int sysctl_sched_compat_yield;
#ifdef CONFIG_RT_MUTEXES
extern int rt_mutex_getprio(struct task_struct *p);
extern void normalize_rt_tasks(void);
+#ifdef CONFIG_FAIR_GROUP_SCHED
+
+extern struct task_grp init_task_grp;
+
+extern struct task_grp *sched_create_group(void);
+extern void sched_destroy_group(struct task_grp *tg);
+extern void sched_move_task(struct task_struct *tsk);
+extern int sched_group_set_shares(struct task_grp *tg, unsigned long shares);
+
+#endif
+
#ifdef CONFIG_TASK_XACCT
static inline void add_rchar(struct task_struct *tsk, ssize_t amt)
{