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Subject[PATCH 28/89] sched/cpufreq: Move the cpufreq interface to <linux/sched/cpufreq.h>
Date
No need to have this in the generic <linux/sched.h> header.

Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
drivers/cpufreq/cpufreq_governor.c | 1 -
drivers/cpufreq/cpufreq_governor.h | 1 +
drivers/cpufreq/cpufreq_ondemand.c | 1 +
drivers/cpufreq/intel_pstate.c | 2 +-
include/linux/sched.h | 17 -----------------
include/linux/sched/cpufreq.h | 25 +++++++++++++++++++++++++
kernel/sched/sched.h | 1 +
7 files changed, 29 insertions(+), 19 deletions(-)

diff --git a/drivers/cpufreq/cpufreq_governor.c b/drivers/cpufreq/cpufreq_governor.c
index 631bd2c86c5e..47e24b5384b3 100644
--- a/drivers/cpufreq/cpufreq_governor.c
+++ b/drivers/cpufreq/cpufreq_governor.c
@@ -18,7 +18,6 @@

#include <linux/export.h>
#include <linux/kernel_stat.h>
-#include <linux/sched.h>
#include <linux/slab.h>

#include "cpufreq_governor.h"
diff --git a/drivers/cpufreq/cpufreq_governor.h b/drivers/cpufreq/cpufreq_governor.h
index f5717ca070cc..0236ec2cd654 100644
--- a/drivers/cpufreq/cpufreq_governor.h
+++ b/drivers/cpufreq/cpufreq_governor.h
@@ -20,6 +20,7 @@
#include <linux/atomic.h>
#include <linux/irq_work.h>
#include <linux/cpufreq.h>
+#include <linux/sched/cpufreq.h>
#include <linux/kernel_stat.h>
#include <linux/module.h>
#include <linux/mutex.h>
diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c
index 4a017e895296..3937acf7e026 100644
--- a/drivers/cpufreq/cpufreq_ondemand.c
+++ b/drivers/cpufreq/cpufreq_ondemand.c
@@ -16,6 +16,7 @@
#include <linux/percpu-defs.h>
#include <linux/slab.h>
#include <linux/tick.h>
+#include <linux/sched/cpufreq.h>

#include "cpufreq_ondemand.h"

diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index a54d65aa776d..097a9d9aa69f 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -19,7 +19,7 @@
#include <linux/hrtimer.h>
#include <linux/tick.h>
#include <linux/slab.h>
-#include <linux/sched.h>
+#include <linux/sched/cpufreq.h>
#include <linux/list.h>
#include <linux/cpu.h>
#include <linux/cpufreq.h>
diff --git a/include/linux/sched.h b/include/linux/sched.h
index c2345cf5feee..51d3e10526b7 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -2297,21 +2297,4 @@ static inline void mm_update_next_owner(struct mm_struct *mm)
}
#endif /* CONFIG_MEMCG */

-#define SCHED_CPUFREQ_RT (1U << 0)
-#define SCHED_CPUFREQ_DL (1U << 1)
-#define SCHED_CPUFREQ_IOWAIT (1U << 2)
-
-#define SCHED_CPUFREQ_RT_DL (SCHED_CPUFREQ_RT | SCHED_CPUFREQ_DL)
-
-#ifdef CONFIG_CPU_FREQ
-struct update_util_data {
- void (*func)(struct update_util_data *data, u64 time, unsigned int flags);
-};
-
-void cpufreq_add_update_util_hook(int cpu, struct update_util_data *data,
- void (*func)(struct update_util_data *data, u64 time,
- unsigned int flags));
-void cpufreq_remove_update_util_hook(int cpu);
-#endif /* CONFIG_CPU_FREQ */
-
#endif
diff --git a/include/linux/sched/cpufreq.h b/include/linux/sched/cpufreq.h
new file mode 100644
index 000000000000..9b846476d812
--- /dev/null
+++ b/include/linux/sched/cpufreq.h
@@ -0,0 +1,25 @@
+#ifndef _LINUX_SCHED_CPUFREQ_H
+#define _LINUX_SCHED_CPUFREQ_H
+
+/*
+ * Interface between cpufreq drivers and the scheduler:
+ */
+
+#define SCHED_CPUFREQ_RT (1U << 0)
+#define SCHED_CPUFREQ_DL (1U << 1)
+#define SCHED_CPUFREQ_IOWAIT (1U << 2)
+
+#define SCHED_CPUFREQ_RT_DL (SCHED_CPUFREQ_RT | SCHED_CPUFREQ_DL)
+
+#ifdef CONFIG_CPU_FREQ
+struct update_util_data {
+ void (*func)(struct update_util_data *data, u64 time, unsigned int flags);
+};
+
+void cpufreq_add_update_util_hook(int cpu, struct update_util_data *data,
+ void (*func)(struct update_util_data *data, u64 time,
+ unsigned int flags));
+void cpufreq_remove_update_util_hook(int cpu);
+#endif /* CONFIG_CPU_FREQ */
+
+#endif /* _LINUX_SCHED_CPUFREQ_H */
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 641249471952..7dfeb14fa43c 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -7,6 +7,7 @@
#include <linux/sched/wake_q.h>
#include <linux/sched/signal.h>
#include <linux/sched/mm.h>
+#include <linux/sched/cpufreq.h>
#include <linux/u64_stats_sync.h>
#include <linux/sched/deadline.h>
#include <linux/kernel_stat.h>
--
2.7.4
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