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-rw-r--r--include/linux/rcutree.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h
index 284dad10c55b..e65d06634dd8 100644
--- a/include/linux/rcutree.h
+++ b/include/linux/rcutree.h
@@ -35,6 +35,16 @@ extern void rcu_note_context_switch(int cpu);
extern int rcu_needs_cpu(int cpu);
extern void rcu_cpu_stall_reset(void);
+/*
+ * Note a virtualization-based context switch. This is simply a
+ * wrapper around rcu_note_context_switch(), which allows TINY_RCU
+ * to save a few bytes.
+ */
+static inline void rcu_virt_note_context_switch(int cpu)
+{
+ rcu_note_context_switch(cpu);
+}
+
#ifdef CONFIG_TREE_PREEMPT_RCU
extern void exit_rcu(void);