[PATCH 03/15] sched/headers: Add header guard to kernel/sched/stats.h and kernel/sched/autogroup.h

Ingo Molnar
2022-03-15T08:44:06Z

Protect against multiple inclusion.

Also include "sched.h" in "stat.h", as it relies on it.

Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Peter Zijlstra <peterz@infradead.org>
---
kernel/sched/autogroup.h | 5 +++++
kernel/sched/stats.h | 6 ++++++
2 files changed, 11 insertions(+)

diff --git a/kernel/sched/autogroup.h b/kernel/sched/autogroup.h
index 90fcbfdd70c3..90d69f2c5eaf 100644
--- a/kernel/sched/autogroup.h
+++ b/kernel/sched/autogroup.h
@@ -1,4 +1,7 @@
/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _KERNEL_SCHED_AUTOGROUP_H
+#define _KERNEL_SCHED_AUTOGROUP_H
+
#ifdef CONFIG_SCHED_AUTOGROUP

struct autogroup {
@@ -59,3 +62,5 @@ static inline int autogroup_path(struct task_group *tg, char *buf, int buflen)
}

#endif /* CONFIG_SCHED_AUTOGROUP */
+
+#endif /* _KERNEL_SCHED_AUTOGROUP_H */
diff --git a/kernel/sched/stats.h b/kernel/sched/stats.h
index 3a3c826dd83a..edc0d13fc61b 100644
--- a/kernel/sched/stats.h
+++ b/kernel/sched/stats.h
@@ -1,7 +1,11 @@
/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _KERNEL_STATS_H
+#define _KERNEL_STATS_H

#ifdef CONFIG_SCHEDSTATS

+#include "sched.h"
+
extern struct static_key_false sched_schedstats;

/*
@@ -298,3 +302,5 @@ sched_info_switch(struct rq *rq, struct task_struct *prev, struct task_struct *n
# define sched_info_dequeue(rq, t) do { } while (0)
# define sched_info_switch(rq, t, next) do { } while (0)
#endif /* CONFIG_SCHED_INFO */
+
+#endif /* _KERNEL_STATS_H */
--
2.32.0