linux-kernel - [PATCH] cputime:make function static

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Message-ID: <tencent_C04F39CA166C38A5502D7CF206688E191307@qq.com>
Date: Mon, 20 Oct 2025 23:43:50 +0800
From: zhoumin <teczm@...mail.com>
To: mingo@...hat.com
Cc: linux-kernel@...r.kernel.org,
	zhoumin <teczm@...mail.com>
Subject: [PATCH] cputime:make function static

Make account_system_time static.

Signed-off-by: zhoumin <teczm@...mail.com>
---
 include/linux/kernel_stat.h | 1 -
 kernel/sched/cputime.c      | 2 +-
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/include/linux/kernel_stat.h b/include/linux/kernel_stat.h
index b97ce2df376f..815400c81015 100644
--- a/include/linux/kernel_stat.h
+++ b/include/linux/kernel_stat.h
@@ -119,7 +119,6 @@ static inline void kcpustat_cpu_fetch(struct kernel_cpustat *dst, int cpu)
 
 extern void account_user_time(struct task_struct *, u64);
 extern void account_guest_time(struct task_struct *, u64);
-extern void account_system_time(struct task_struct *, int, u64);
 extern void account_system_index_time(struct task_struct *, u64,
 				      enum cpu_usage_stat);
 extern void account_steal_time(u64);
diff --git a/kernel/sched/cputime.c b/kernel/sched/cputime.c
index 6dab4854c6c0..8c74b86f74f5 100644
--- a/kernel/sched/cputime.c
+++ b/kernel/sched/cputime.c
@@ -183,7 +183,7 @@ void account_system_index_time(struct task_struct *p,
  * @hardirq_offset: the offset to subtract from hardirq_count()
  * @cputime: the CPU time spent in kernel space since the last update
  */
-void account_system_time(struct task_struct *p, int hardirq_offset, u64 cputime)
+static void account_system_time(struct task_struct *p, int hardirq_offset, u64 cputime)
 {
 	int index;
 
-- 
2.43.0