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rcu: Add #ifdef to suppress __rcu_offline_cpu() warning in !HOTPLUG_CPU builds
author
Paul E. McKenney
<paulmck@linux.vnet.ibm.com>
Tue, 25 Aug 2009 15:40:25 +0000
(08:40 -0700)
committer
Ingo Molnar
<mingo@elte.hu>
Tue, 25 Aug 2009 18:20:03 +0000
(20:20 +0200)
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>
kernel/rcutree.c
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diff --git
a/kernel/rcutree.c
b/kernel/rcutree.c
index 000b07609876dc8480c20b1f8fee0db359dcce74..fee6316a867371e64375fba1fefe0005adf90b23 100644
(file)
--- 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,
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