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-rw-r--r--kernel/rcu/tiny.c13
1 files changed, 0 insertions, 13 deletions
diff --git a/kernel/rcu/tiny.c b/kernel/rcu/tiny.c
index e5385731e391..2306cab2195d 100644
--- a/kernel/rcu/tiny.c
+++ b/kernel/rcu/tiny.c
@@ -59,19 +59,6 @@ void rcu_barrier_sched(void)
}
EXPORT_SYMBOL(rcu_barrier_sched);
-#if defined(CONFIG_DEBUG_LOCK_ALLOC) || defined(CONFIG_RCU_TRACE)
-
-/*
- * Test whether RCU thinks that the current CPU is idle.
- */
-bool notrace __rcu_is_watching(void)
-{
- return true;
-}
-EXPORT_SYMBOL(__rcu_is_watching);
-
-#endif /* defined(CONFIG_DEBUG_LOCK_ALLOC) || defined(CONFIG_RCU_TRACE) */
-
/*
* Helper function for rcu_sched_qs() and rcu_bh_qs().
* Also irqs are disabled to avoid confusion due to interrupt handlers