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authorLai Jiangshan <laijs@cn.fujitsu.com>2009-04-02 19:58:25 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2009-04-02 22:05:00 -0400
commit40e8a10de2c9f87e892dcd5a6f9d1b208329ffea (patch)
treee00ac938e40dfbc0595346487485317af84c6094
parent2355b70fd59cb5be7de2052a9edeee7afb7ff099 (diff)
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>
-rw-r--r--include/linux/cpu.h16
1 files changed, 0 insertions, 16 deletions
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 @@
23#include <linux/node.h> 23#include <linux/node.h>
24#include <linux/compiler.h> 24#include <linux/compiler.h>
25#include <linux/cpumask.h> 25#include <linux/cpumask.h>
26#include <linux/mutex.h>
27 26
28struct cpu { 27struct cpu {
29 int node_id; /* The node which contains the CPU */ 28 int node_id; /* The node which contains the CPU */
@@ -103,16 +102,6 @@ extern struct sysdev_class cpu_sysdev_class;
103#ifdef CONFIG_HOTPLUG_CPU 102#ifdef CONFIG_HOTPLUG_CPU
104/* Stop CPUs going up and down. */ 103/* Stop CPUs going up and down. */
105 104
106static inline void cpuhotplug_mutex_lock(struct mutex *cpu_hp_mutex)
107{
108 mutex_lock(cpu_hp_mutex);
109}
110
111static inline void cpuhotplug_mutex_unlock(struct mutex *cpu_hp_mutex)
112{
113 mutex_unlock(cpu_hp_mutex);
114}
115
116extern void get_online_cpus(void); 105extern void get_online_cpus(void);
117extern void put_online_cpus(void); 106extern void put_online_cpus(void);
118#define hotcpu_notifier(fn, pri) { \ 107#define hotcpu_notifier(fn, pri) { \
@@ -126,11 +115,6 @@ int cpu_down(unsigned int cpu);
126 115
127#else /* CONFIG_HOTPLUG_CPU */ 116#else /* CONFIG_HOTPLUG_CPU */
128 117
129static inline void cpuhotplug_mutex_lock(struct mutex *cpu_hp_mutex)
130{ }
131static inline void cpuhotplug_mutex_unlock(struct mutex *cpu_hp_mutex)
132{ }
133
134#define get_online_cpus() do { } while (0) 118#define get_online_cpus() do { } while (0)
135#define put_online_cpus() do { } while (0) 119#define put_online_cpus() do { } while (0)
136#define hotcpu_notifier(fn, pri) do { (void)(fn); } while (0) 120#define hotcpu_notifier(fn, pri) do { (void)(fn); } while (0)