[PATCH 53/53] sched/headers: Move the sched_exec() prototype to

Ingo Molnar
2017-02-08T19:42:49Z

sched_exec() better fits into the task lifetime APIs than into the core scheduler
APIs.

This reduces the size of <linux/sched.h> a bit.

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

diff --git a/include/linux/sched.h b/include/linux/sched.h
index fded01c60cf3..814f7c731e9f 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1254,13 +1254,6 @@ static inline int set_cpus_allowed_ptr(struct task_struct *p,
#define cpu_relax_yield() cpu_relax()
#endif

-/* sched_exec is called by processes performing an exec */
-#ifdef CONFIG_SMP
-extern void sched_exec(void);
-#else
-#define sched_exec() {}
-#endif
-
extern int yield_to(struct task_struct *p, bool preempt);
extern void set_user_nice(struct task_struct *p, long nice);
extern int task_prio(const struct task_struct *p);
diff --git a/include/linux/sched/task.h b/include/linux/sched/task.h
index 3886ae64148f..a978d7189cfd 100644
--- a/include/linux/sched/task.h
+++ b/include/linux/sched/task.h
@@ -77,6 +77,13 @@ extern pid_t kernel_thread(int (*fn)(void *), void *arg, unsigned long flags);

extern void free_task(struct task_struct *tsk);

+/* sched_exec is called by processes performing an exec */
+#ifdef CONFIG_SMP
+extern void sched_exec(void);
+#else
+#define sched_exec() {}
+#endif
+
#define get_task_struct(tsk) do { atomic_inc(&(tsk)->usage); } while(0)

extern void __put_task_struct(struct task_struct *t);
--
2.7.4