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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2009-08-25 08:40:25 -0700
committerIngo Molnar <mingo@elte.hu>2009-08-25 20:20:03 +0200
commitc935a331c8f569c7903ed26a3994a70cbea1802e (patch)
treee60c2920c077a77a1921b9b9ad024a55f745a55c /kernel
parent33f76148ced0e0618062e302d2a9614efdbd4a06 (diff)
rcu: Add #ifdef to suppress __rcu_offline_cpu() warning in !HOTPLUG_CPU builds
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: laijs@cn.fujitsu.com Cc: dipankar@in.ibm.com Cc: akpm@linux-foundation.org Cc: mathieu.desnoyers@polymtl.ca Cc: josht@linux.vnet.ibm.com Cc: dvhltc@us.ibm.com Cc: niv@us.ibm.com Cc: peterz@infradead.org Cc: rostedt@goodmis.org Cc: Paul Mundt <lethal@linux-sh.org> LKML-Reference: <20090825154025.GD6616@linux.vnet.ibm.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/rcutree.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/rcutree.c b/kernel/rcutree.c
index 000b0760987..fee6316a867 100644
--- a/kernel/rcutree.c
+++ b/kernel/rcutree.c
@@ -84,7 +84,9 @@ extern long rcu_batches_completed_sched(void);
static void cpu_quiet_msk(unsigned long mask, struct rcu_state *rsp,
struct rcu_node *rnp, unsigned long flags);
static void cpu_quiet_msk_finish(struct rcu_state *rsp, unsigned long flags);
+#ifdef CONFIG_HOTPLUG_CPU
static void __rcu_offline_cpu(int cpu, struct rcu_state *rsp);
+#endif /* #ifdef CONFIG_HOTPLUG_CPU */
static void __rcu_process_callbacks(struct rcu_state *rsp,
struct rcu_data *rdp);
static void __call_rcu(struct rcu_head *head,