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authorLi Zefan <lizefan@huawei.com>2013-03-05 16:07:33 +0800
committerIngo Molnar <mingo@kernel.org>2013-03-06 11:24:34 +0100
commit25cc7da7e6336d3bb6a5bad3d3fa96fce9a81d5b (patch)
treef039848c9d9ef5a3baf50b3a40eaa867b013e40f /kernel
parent15f803c94bd92b17708aad9e74226fd0b2c9130c (diff)
downloadop-kernel-dev-25cc7da7e6336d3bb6a5bad3d3fa96fce9a81d5b.zip
op-kernel-dev-25cc7da7e6336d3bb6a5bad3d3fa96fce9a81d5b.tar.gz
sched: Move group scheduling functions out of include/linux/sched.h
- Make sched_group_{set_,}runtime(), sched_group_{set_,}period() and sched_rt_can_attach() static. - Move sched_{create,destroy,online,offline}_group() to kernel/sched/sched.h. - Remove declaration of sched_group_shares(). Signed-off-by: Li Zefan <lizefan@huawei.com> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/5135A7C5.3000708@huawei.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/sched/core.c10
-rw-r--r--kernel/sched/sched.h12
2 files changed, 17 insertions, 5 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 7f12624a..9ad26c9 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -7455,7 +7455,7 @@ unlock:
return err;
}
-int sched_group_set_rt_runtime(struct task_group *tg, long rt_runtime_us)
+static int sched_group_set_rt_runtime(struct task_group *tg, long rt_runtime_us)
{
u64 rt_runtime, rt_period;
@@ -7467,7 +7467,7 @@ int sched_group_set_rt_runtime(struct task_group *tg, long rt_runtime_us)
return tg_set_rt_bandwidth(tg, rt_period, rt_runtime);
}
-long sched_group_rt_runtime(struct task_group *tg)
+static long sched_group_rt_runtime(struct task_group *tg)
{
u64 rt_runtime_us;
@@ -7479,7 +7479,7 @@ long sched_group_rt_runtime(struct task_group *tg)
return rt_runtime_us;
}
-int sched_group_set_rt_period(struct task_group *tg, long rt_period_us)
+static int sched_group_set_rt_period(struct task_group *tg, long rt_period_us)
{
u64 rt_runtime, rt_period;
@@ -7492,7 +7492,7 @@ int sched_group_set_rt_period(struct task_group *tg, long rt_period_us)
return tg_set_rt_bandwidth(tg, rt_period, rt_runtime);
}
-long sched_group_rt_period(struct task_group *tg)
+static long sched_group_rt_period(struct task_group *tg)
{
u64 rt_period_us;
@@ -7527,7 +7527,7 @@ static int sched_rt_global_constraints(void)
return ret;
}
-int sched_rt_can_attach(struct task_group *tg, struct task_struct *tsk)
+static int sched_rt_can_attach(struct task_group *tg, struct task_struct *tsk)
{
/* Don't accept realtime tasks when there is no way for them to run */
if (rt_task(tsk) && tg->rt_bandwidth.rt_runtime == 0)
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index eca526d..304fc1c 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -221,6 +221,18 @@ extern void init_tg_rt_entry(struct task_group *tg, struct rt_rq *rt_rq,
struct sched_rt_entity *rt_se, int cpu,
struct sched_rt_entity *parent);
+extern struct task_group *sched_create_group(struct task_group *parent);
+extern void sched_online_group(struct task_group *tg,
+ struct task_group *parent);
+extern void sched_destroy_group(struct task_group *tg);
+extern void sched_offline_group(struct task_group *tg);
+
+extern void sched_move_task(struct task_struct *tsk);
+
+#ifdef CONFIG_FAIR_GROUP_SCHED
+extern int sched_group_set_shares(struct task_group *tg, unsigned long shares);
+#endif
+
#else /* CONFIG_CGROUP_SCHED */
struct cfs_bandwidth { };
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