From: Lai Jiangshan <laijs@cn.fujitsu.com>
Date: Thu, 2 Apr 2009 23:58:25 +0000 (-0700)
Subject: cpu hotplug: remove unused cpuhotplug_mutex_lock()
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=40e8a10de2c9f87e892dcd5a6f9d1b208329ffea;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

cpu hotplug: remove unused cpuhotplug_mutex_lock()

cpuhotplug_mutex_lock() is not used, remove it.

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Acked-by: Gautham R Shenoy <ego@in.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/include/linux/cpu.h b/include/linux/cpu.h
index c2747ac2ae43..2643d848df90 100644
--- a/include/linux/cpu.h
+++ b/include/linux/cpu.h
@@ -23,7 +23,6 @@
 #include <linux/node.h>
 #include <linux/compiler.h>
 #include <linux/cpumask.h>
-#include <linux/mutex.h>
 
 struct cpu {
 	int node_id;		/* The node which contains the CPU */
@@ -103,16 +102,6 @@ extern struct sysdev_class cpu_sysdev_class;
 #ifdef CONFIG_HOTPLUG_CPU
 /* Stop CPUs going up and down. */
 
-static inline void cpuhotplug_mutex_lock(struct mutex *cpu_hp_mutex)
-{
-	mutex_lock(cpu_hp_mutex);
-}
-
-static inline void cpuhotplug_mutex_unlock(struct mutex *cpu_hp_mutex)
-{
-	mutex_unlock(cpu_hp_mutex);
-}
-
 extern void get_online_cpus(void);
 extern void put_online_cpus(void);
 #define hotcpu_notifier(fn, pri) {				\
@@ -126,11 +115,6 @@ int cpu_down(unsigned int cpu);
 
 #else		/* CONFIG_HOTPLUG_CPU */
 
-static inline void cpuhotplug_mutex_lock(struct mutex *cpu_hp_mutex)
-{ }
-static inline void cpuhotplug_mutex_unlock(struct mutex *cpu_hp_mutex)
-{ }
-
 #define get_online_cpus()	do { } while (0)
 #define put_online_cpus()	do { } while (0)
 #define hotcpu_notifier(fn, pri)	do { (void)(fn); } while (0)