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Subject[PATCH 2/5] Move max_threads variable declaration into include file
Date
From: Andi Kleen <ak@linux.intel.com>

Multiple files have a private extern for the max_threads variable
defined in fork.c. Declare it in linux/sched.h and remove the
special externs.

Needed for followon patch.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
---
include/linux/sched.h | 1 +
kernel/kmod.c | 2 --
kernel/sysctl.c | 1 -
3 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 781abd1..34b487b 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -134,6 +134,7 @@ extern void get_avenrun(unsigned long *loads, unsigned long offset, int shift);

extern unsigned long total_forks;
extern int nr_threads;
+extern int max_threads;
DECLARE_PER_CPU(unsigned long, process_counts);
extern int nr_processes(void);
extern unsigned long nr_running(void);
diff --git a/kernel/kmod.c b/kernel/kmod.c
index 9cd0591..3c12d13 100644
--- a/kernel/kmod.c
+++ b/kernel/kmod.c
@@ -39,8 +39,6 @@

#include <trace/events/module.h>

-extern int max_threads;
-
static struct workqueue_struct *khelper_wq;

#ifdef CONFIG_MODULES
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index c0bb324..ece9b94 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -88,7 +88,6 @@
/* External variables not in a header file. */
extern int sysctl_overcommit_memory;
extern int sysctl_overcommit_ratio;
-extern int max_threads;
extern int core_uses_pid;
extern int suid_dumpable;
extern char core_pattern[];
--
1.7.4.4


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