From 8cbbd36a38c2ecb8f36a6b9318ae4ff1227d5497 Mon Sep 17 00:00:00 2001
From: zgpeng <zgpeng@tencent.com>
Date: Thu, 12 Nov 2020 14:39:06 +0800
Subject: [PATCH] proc: fix the display error of the processes field in
 /proc/stat

Signed-off-by: zhiguang peng <zgpeng@tencent.com>
---
 fs/proc/bt_stat.c          | 2 +-
 fs/proc/stat.c             | 2 +-
 include/linux/sched/stat.h | 2 +-
 kernel/fork.c              | 4 ++--
 4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/fs/proc/bt_stat.c b/fs/proc/bt_stat.c
index 49b64f774..cf8874687 100644
--- a/fs/proc/bt_stat.c
+++ b/fs/proc/bt_stat.c
@@ -118,7 +118,7 @@ static int show_bt_stat(struct seq_file *p, void *v)
 	seq_printf(p,
 		"\nctxt %llu\n"
 		"btime %lu\n"
-		"processes %d\n"
+		"processes %lu\n"
 		"procs_running %lu\n"
 		"procs_blocked %lu\n",
 		nr_context_switches(),
diff --git a/fs/proc/stat.c b/fs/proc/stat.c
index d57a3dea1..8ac8b768f 100644
--- a/fs/proc/stat.c
+++ b/fs/proc/stat.c
@@ -169,7 +169,7 @@ static int show_stat(struct seq_file *p, void *v)
 	seq_printf(p,
 		"\nctxt %llu\n"
 		"btime %llu\n"
-		"processes %d\n"
+		"processes %lu\n"
 		"procs_running %lu\n"
 		"procs_blocked %lu\n",
 		nr_context_switches(),
diff --git a/include/linux/sched/stat.h b/include/linux/sched/stat.h
index e17ebf7ac..a605065d6 100644
--- a/include/linux/sched/stat.h
+++ b/include/linux/sched/stat.h
@@ -15,7 +15,7 @@
 DECLARE_PER_CPU(unsigned long, total_forks);
 extern int nr_threads;
 DECLARE_PER_CPU(unsigned long, process_counts);
-extern int nr_forks(void);
+extern unsigned long nr_forks(void);
 extern int nr_processes(void);
 extern unsigned long nr_running(void);
 extern unsigned long nr_running_cpu(int cpu);
diff --git a/kernel/fork.c b/kernel/fork.c
index c7a909323..9e6967c3d 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -133,10 +133,10 @@ int lockdep_tasklist_lock_is_held(void)
 EXPORT_SYMBOL_GPL(lockdep_tasklist_lock_is_held);
 #endif /* #ifdef CONFIG_PROVE_RCU */
 
-int nr_forks(void)
+unsigned long nr_forks(void)
 {
 	int cpu;
-	int total = 0;
+	unsigned long total = 0;
 
 	for_each_possible_cpu(cpu)
 		total += per_cpu(total_forks, cpu);