diff options
Diffstat (limited to 'kernel')
-rw-r--r-- | kernel/rcupreempt.c | 20 |
1 files changed, 8 insertions, 12 deletions
diff --git a/kernel/rcupreempt.c b/kernel/rcupreempt.c index 5e02b7740702..41d275a81df5 100644 --- a/kernel/rcupreempt.c +++ b/kernel/rcupreempt.c | |||
@@ -925,26 +925,22 @@ void rcu_offline_cpu(int cpu) | |||
925 | spin_unlock_irqrestore(&rdp->lock, flags); | 925 | spin_unlock_irqrestore(&rdp->lock, flags); |
926 | } | 926 | } |
927 | 927 | ||
928 | void __devinit rcu_online_cpu(int cpu) | ||
929 | { | ||
930 | unsigned long flags; | ||
931 | |||
932 | spin_lock_irqsave(&rcu_ctrlblk.fliplock, flags); | ||
933 | cpu_set(cpu, rcu_cpu_online_map); | ||
934 | spin_unlock_irqrestore(&rcu_ctrlblk.fliplock, flags); | ||
935 | } | ||
936 | |||
937 | #else /* #ifdef CONFIG_HOTPLUG_CPU */ | 928 | #else /* #ifdef CONFIG_HOTPLUG_CPU */ |
938 | 929 | ||
939 | void rcu_offline_cpu(int cpu) | 930 | void rcu_offline_cpu(int cpu) |
940 | { | 931 | { |
941 | } | 932 | } |
942 | 933 | ||
943 | void __devinit rcu_online_cpu(int cpu) | 934 | #endif /* #else #ifdef CONFIG_HOTPLUG_CPU */ |
935 | |||
936 | void __cpuinit rcu_online_cpu(int cpu) | ||
944 | { | 937 | { |
945 | } | 938 | unsigned long flags; |
946 | 939 | ||
947 | #endif /* #else #ifdef CONFIG_HOTPLUG_CPU */ | 940 | spin_lock_irqsave(&rcu_ctrlblk.fliplock, flags); |
941 | cpu_set(cpu, rcu_cpu_online_map); | ||
942 | spin_unlock_irqrestore(&rcu_ctrlblk.fliplock, flags); | ||
943 | } | ||
948 | 944 | ||
949 | static void rcu_process_callbacks(struct softirq_action *unused) | 945 | static void rcu_process_callbacks(struct softirq_action *unused) |
950 | { | 946 | { |