diff options
| author | Dave Airlie <airlied@starflyer.(none)> | 2006-01-03 18:18:01 +1100 |
|---|---|---|
| committer | Dave Airlie <airlied@linux.ie> | 2006-01-03 18:18:01 +1100 |
| commit | 97f2aab6698f3ab2552c41c1024a65ffd0763a6d (patch) | |
| tree | bb6e3b2949459f54f884c710fc74d40eef00d834 /include/linux/cpu.h | |
| parent | d985c1088146607532093d9eaaaf99758f6a4d21 (diff) | |
| parent | 88026842b0a760145aa71d69e74fbc9ec118ca44 (diff) | |
drm: merge in Linus mainline
Diffstat (limited to 'include/linux/cpu.h')
| -rw-r--r-- | include/linux/cpu.h | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/include/linux/cpu.h b/include/linux/cpu.h index 43c44530ef9..0ed1d4853c6 100644 --- a/include/linux/cpu.h +++ b/include/linux/cpu.h @@ -65,10 +65,9 @@ extern struct sysdev_class cpu_sysdev_class; #ifdef CONFIG_HOTPLUG_CPU /* Stop CPUs going up and down. */ -extern struct semaphore cpucontrol; -#define lock_cpu_hotplug() down(&cpucontrol) -#define unlock_cpu_hotplug() up(&cpucontrol) -#define lock_cpu_hotplug_interruptible() down_interruptible(&cpucontrol) +extern void lock_cpu_hotplug(void); +extern void unlock_cpu_hotplug(void); +extern int lock_cpu_hotplug_interruptible(void); #define hotcpu_notifier(fn, pri) { \ static struct notifier_block fn##_nb = \ { .notifier_call = fn, .priority = pri }; \ |