sched: add /proc/sys/kernel/sched_compat_yield

[safe/jmp/linux-2.6] / include / linux / sched.h

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 513b81c..3de7901 100644 (file)
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -139,7 +139,7 @@ struct cfs_rq;
 extern void proc_sched_show_task(struct task_struct *p, struct seq_file *m);
 extern void proc_sched_set_task(struct task_struct *p);
 extern void
-print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq, u64 now);
+print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq);
 #else
 static inline void
 proc_sched_show_task(struct task_struct *p, struct seq_file *m)
@@ -149,7 +149,7 @@ static inline void proc_sched_set_task(struct task_struct *p)
 {
 }
 static inline void
-print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq, u64 now)
+print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq)
 {
 }
 #endif
@@ -593,7 +593,7 @@ struct user_struct {
 #endif
 
        /* Hash table maintenance information */
-       struct list_head uidhash_list;
+       struct hlist_node uidhash_node;
        uid_t uid;
 };
 
@@ -681,7 +681,7 @@ enum cpu_idle_type {
 #define SCHED_LOAD_SHIFT       10
 #define SCHED_LOAD_SCALE       (1L << SCHED_LOAD_SHIFT)
 
-#define SCHED_LOAD_SCALE_FUZZ  (SCHED_LOAD_SCALE >> 1)
+#define SCHED_LOAD_SCALE_FUZZ  SCHED_LOAD_SCALE
 
 #ifdef CONFIG_SMP
 #define SD_LOAD_BALANCE                1       /* Do load balancing on this domain. */
@@ -855,16 +855,14 @@ struct sched_domain;
 struct sched_class {
        struct sched_class *next;
 
-       void (*enqueue_task) (struct rq *rq, struct task_struct *p,
-                             int wakeup, u64 now);
-       void (*dequeue_task) (struct rq *rq, struct task_struct *p,
-                             int sleep, u64 now);
+       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 (*check_preempt_curr) (struct rq *rq, struct task_struct *p);
 
-       struct task_struct * (*pick_next_task) (struct rq *rq, u64 now);
-       void (*put_prev_task) (struct rq *rq, struct task_struct *p, u64 now);
+       struct task_struct * (*pick_next_task) (struct rq *rq);
+       void (*put_prev_task) (struct rq *rq, struct task_struct *p);
 
        unsigned long (*load_balance) (struct rq *this_rq, int this_cpu,
                        struct rq *busiest,
@@ -874,7 +872,7 @@ struct sched_class {
 
        void (*set_curr_task) (struct rq *rq);
        void (*task_tick) (struct rq *rq, struct task_struct *p);
-       void (*task_new) (struct rq *rq, struct task_struct *p, u64 now);
+       void (*task_new) (struct rq *rq, struct task_struct *p);
 };
 
 struct load_weight {
@@ -906,6 +904,7 @@ struct sched_entity {
 
        u64                     exec_start;
        u64                     sum_exec_runtime;
+       u64                     prev_sum_exec_runtime;
        u64                     wait_start_fair;
        u64                     sleep_start_fair;
 
@@ -1390,7 +1389,8 @@ extern void sched_exec(void);
 #define sched_exec()   {}
 #endif
 
-extern void sched_clock_unstable_event(void);
+extern void sched_clock_idle_sleep_event(void);
+extern void sched_clock_idle_wakeup_event(u64 delta_ns);
 
 #ifdef CONFIG_HOTPLUG_CPU
 extern void idle_task_exit(void);
@@ -1400,11 +1400,13 @@ static inline void idle_task_exit(void) {}
 
 extern void sched_idle_next(void);
 
-extern unsigned int sysctl_sched_granularity;
+extern unsigned int sysctl_sched_latency;
+extern unsigned int sysctl_sched_min_granularity;
 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;
 
@@ -1471,6 +1473,7 @@ static inline struct user_struct *get_uid(struct user_struct *u)
 }
 extern void free_uid(struct user_struct *);
 extern void switch_uid(struct user_struct *);
+extern void release_uids(struct user_namespace *ns);
 
 #include <asm/current.h>