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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2013-10-15 12:49:59 -0700
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2013-10-15 12:49:59 -0700
commit252997330908cb8ee3d5714539ed967b977c2eae (patch)
tree627395514c622dc6eb51ae3a2a5bbebddc788299 /kernel/rcutiny.c
parent25e03a74e4a14e0d52a66fb56c728f049a6a26d3 (diff)
parent5c173eb8bcb9c1aa888bd6d14a4cb746f3dd2420 (diff)
downloadop-kernel-dev-252997330908cb8ee3d5714539ed967b977c2eae.zip
op-kernel-dev-252997330908cb8ee3d5714539ed967b977c2eae.tar.gz
Merge branch 'idle.2013.09.25a' into HEAD
idle.2013.09.25a: Topic branch for idle entry-/exit-related changes.
Diffstat (limited to 'kernel/rcutiny.c')
-rw-r--r--kernel/rcutiny.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/kernel/rcutiny.c b/kernel/rcutiny.c
index 7e3b0d6..312e9709 100644
--- a/kernel/rcutiny.c
+++ b/kernel/rcutiny.c
@@ -176,18 +176,18 @@ void rcu_irq_enter(void)
}
EXPORT_SYMBOL_GPL(rcu_irq_enter);
-#ifdef CONFIG_DEBUG_LOCK_ALLOC
+#if defined(CONFIG_DEBUG_LOCK_ALLOC) || defined(CONFIG_RCU_TRACE)
/*
* Test whether RCU thinks that the current CPU is idle.
*/
-int rcu_is_cpu_idle(void)
+bool __rcu_is_watching(void)
{
- return !rcu_dynticks_nesting;
+ return rcu_dynticks_nesting;
}
-EXPORT_SYMBOL(rcu_is_cpu_idle);
+EXPORT_SYMBOL(__rcu_is_watching);
-#endif /* #ifdef CONFIG_DEBUG_LOCK_ALLOC */
+#endif /* defined(CONFIG_DEBUG_LOCK_ALLOC) || defined(CONFIG_RCU_TRACE) */
/*
* Test whether the current CPU was interrupted from idle. Nested
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