kernel: add a helper to get an owning user namespace for a namespace

[linux-2.6-block.git] / include / linux / rcutree.h

diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h
index 5043cb823fb273b48a24c5366e800ee704000355..63a4e4cf40a54315705cec804c8f065bdcf2cdbb 100644 (file)
--- a/include/linux/rcutree.h
+++ b/include/linux/rcutree.h
@@ -111,4 +111,11 @@ bool rcu_is_watching(void);
 
 void rcu_all_qs(void);
 
+/* RCUtree hotplug events */
+int rcutree_prepare_cpu(unsigned int cpu);
+int rcutree_online_cpu(unsigned int cpu);
+int rcutree_offline_cpu(unsigned int cpu);
+int rcutree_dead_cpu(unsigned int cpu);
+int rcutree_dying_cpu(unsigned int cpu);
+
 #endif /* __LINUX_RCUTREE_H */