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Date: Tue, 5 Mar 2013 16:06:55 +0800
From: Li Zefan <lizefan@...wei.com>
To: Ingo Molnar <mingo@...nel.org>
CC: Peter Zijlstra <peterz@...radead.org>,
LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH 6/9] sched: Move struct sched_class to kernel/sched/sched.h
It's used internally only.
Signed-off-by: Li Zefan <lizefan@...wei.com>
---
include/linux/sched.h | 59 ---------------------------------------------------
kernel/sched/sched.h | 55 +++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 55 insertions(+), 59 deletions(-)
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 863b505..04b834f 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -917,65 +917,6 @@ struct mempolicy;
struct pipe_inode_info;
struct uts_namespace;
-struct rq;
-struct sched_domain;
-
-#define ENQUEUE_WAKEUP 1
-#define ENQUEUE_HEAD 2
-#ifdef CONFIG_SMP
-#define ENQUEUE_WAKING 4 /* sched_class::task_waking was called */
-#else
-#define ENQUEUE_WAKING 0
-#endif
-
-#define DEQUEUE_SLEEP 1
-
-struct sched_class {
- const struct sched_class *next;
-
- void (*enqueue_task) (struct rq *rq, struct task_struct *p, int flags);
- void (*dequeue_task) (struct rq *rq, struct task_struct *p, int flags);
- void (*yield_task) (struct rq *rq);
- bool (*yield_to_task) (struct rq *rq, struct task_struct *p, bool preempt);
-
- void (*check_preempt_curr) (struct rq *rq, struct task_struct *p, int flags);
-
- struct task_struct * (*pick_next_task) (struct rq *rq);
- void (*put_prev_task) (struct rq *rq, struct task_struct *p);
-
-#ifdef CONFIG_SMP
- int (*select_task_rq)(struct task_struct *p, int sd_flag, int flags);
- void (*migrate_task_rq)(struct task_struct *p, int next_cpu);
-
- void (*pre_schedule) (struct rq *this_rq, struct task_struct *task);
- void (*post_schedule) (struct rq *this_rq);
- void (*task_waking) (struct task_struct *task);
- void (*task_woken) (struct rq *this_rq, struct task_struct *task);
-
- void (*set_cpus_allowed)(struct task_struct *p,
- const struct cpumask *newmask);
-
- void (*rq_online)(struct rq *rq);
- void (*rq_offline)(struct rq *rq);
-#endif
-
- void (*set_curr_task) (struct rq *rq);
- void (*task_tick) (struct rq *rq, struct task_struct *p, int queued);
- void (*task_fork) (struct task_struct *p);
-
- void (*switched_from) (struct rq *this_rq, struct task_struct *task);
- void (*switched_to) (struct rq *this_rq, struct task_struct *task);
- void (*prio_changed) (struct rq *this_rq, struct task_struct *task,
- int oldprio);
-
- unsigned int (*get_rr_interval) (struct rq *rq,
- struct task_struct *task);
-
-#ifdef CONFIG_FAIR_GROUP_SCHED
- void (*task_move_group) (struct task_struct *p, int on_rq);
-#endif
-};
-
struct load_weight {
unsigned long weight, inv_weight;
};
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 4e5c2af..eca526d 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -951,6 +951,61 @@ enum cpuacct_stat_index {
CPUACCT_STAT_NSTATS,
};
+#define ENQUEUE_WAKEUP 1
+#define ENQUEUE_HEAD 2
+#ifdef CONFIG_SMP
+#define ENQUEUE_WAKING 4 /* sched_class::task_waking was called */
+#else
+#define ENQUEUE_WAKING 0
+#endif
+
+#define DEQUEUE_SLEEP 1
+
+struct sched_class {
+ const struct sched_class *next;
+
+ void (*enqueue_task) (struct rq *rq, struct task_struct *p, int flags);
+ void (*dequeue_task) (struct rq *rq, struct task_struct *p, int flags);
+ void (*yield_task) (struct rq *rq);
+ bool (*yield_to_task) (struct rq *rq, struct task_struct *p, bool preempt);
+
+ void (*check_preempt_curr) (struct rq *rq, struct task_struct *p, int flags);
+
+ struct task_struct * (*pick_next_task) (struct rq *rq);
+ void (*put_prev_task) (struct rq *rq, struct task_struct *p);
+
+#ifdef CONFIG_SMP
+ int (*select_task_rq)(struct task_struct *p, int sd_flag, int flags);
+ void (*migrate_task_rq)(struct task_struct *p, int next_cpu);
+
+ void (*pre_schedule) (struct rq *this_rq, struct task_struct *task);
+ void (*post_schedule) (struct rq *this_rq);
+ void (*task_waking) (struct task_struct *task);
+ void (*task_woken) (struct rq *this_rq, struct task_struct *task);
+
+ void (*set_cpus_allowed)(struct task_struct *p,
+ const struct cpumask *newmask);
+
+ void (*rq_online)(struct rq *rq);
+ void (*rq_offline)(struct rq *rq);
+#endif
+
+ void (*set_curr_task) (struct rq *rq);
+ void (*task_tick) (struct rq *rq, struct task_struct *p, int queued);
+ void (*task_fork) (struct task_struct *p);
+
+ void (*switched_from) (struct rq *this_rq, struct task_struct *task);
+ void (*switched_to) (struct rq *this_rq, struct task_struct *task);
+ void (*prio_changed) (struct rq *this_rq, struct task_struct *task,
+ int oldprio);
+
+ unsigned int (*get_rr_interval) (struct rq *rq,
+ struct task_struct *task);
+
+#ifdef CONFIG_FAIR_GROUP_SCHED
+ void (*task_move_group) (struct task_struct *p, int on_rq);
+#endif
+};
#define sched_class_highest (&stop_sched_class)
#define for_each_class(class) \
--
1.8.0.2
--
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