Commit 40e8a10d authored by Lai Jiangshan's avatar Lai Jiangshan Committed by Linus Torvalds

cpu hotplug: remove unused cpuhotplug_mutex_lock()

cpuhotplug_mutex_lock() is not used, remove it.
Signed-off-by: default avatarLai Jiangshan <laijs@cn.fujitsu.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Acked-by: default avatarGautham R Shenoy <ego@in.ibm.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 2355b70f
...@@ -23,7 +23,6 @@ ...@@ -23,7 +23,6 @@
#include <linux/node.h> #include <linux/node.h>
#include <linux/compiler.h> #include <linux/compiler.h>
#include <linux/cpumask.h> #include <linux/cpumask.h>
#include <linux/mutex.h>
struct cpu { struct cpu {
int node_id; /* The node which contains the CPU */ int node_id; /* The node which contains the CPU */
...@@ -103,16 +102,6 @@ extern struct sysdev_class cpu_sysdev_class; ...@@ -103,16 +102,6 @@ extern struct sysdev_class cpu_sysdev_class;
#ifdef CONFIG_HOTPLUG_CPU #ifdef CONFIG_HOTPLUG_CPU
/* Stop CPUs going up and down. */ /* 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 get_online_cpus(void);
extern void put_online_cpus(void); extern void put_online_cpus(void);
#define hotcpu_notifier(fn, pri) { \ #define hotcpu_notifier(fn, pri) { \
...@@ -126,11 +115,6 @@ int cpu_down(unsigned int cpu); ...@@ -126,11 +115,6 @@ int cpu_down(unsigned int cpu);
#else /* CONFIG_HOTPLUG_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 get_online_cpus() do { } while (0)
#define put_online_cpus() do { } while (0) #define put_online_cpus() do { } while (0)
#define hotcpu_notifier(fn, pri) do { (void)(fn); } while (0) #define hotcpu_notifier(fn, pri) do { (void)(fn); } while (0)
......
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