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authorLai Jiangshan <laijs@cn.fujitsu.com>2009-01-14 14:58:15 +0800
committerIngo Molnar <mingo@elte.hu>2009-01-14 11:26:40 +0100
commite4fa4c97016037620f9dc8bafe03e1086b665b4c (patch)
tree130944c01e928d8a5e06aea635b222cb28515df8
parenta6525042bfdfcab128bd91fad264de10fd24a55e (diff)
downloadlinux-e4fa4c97016037620f9dc8bafe03e1086b665b4c.tar.gz
rcu: add __cpuinit to rcu_init_percpu_data()
Impact: reduce memory footprint

add __cpuinit to rcu_init_percpu_data(), and this function's text
will be discarded after boot when !CONFIG_HOTPLUG_CPU.

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r--kernel/rcuclassic.c2
-rw-r--r--kernel/rcutree.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/kernel/rcuclassic.c b/kernel/rcuclassic.c
index 490934fc7ac3..bd5a9003497c 100644
--- a/kernel/rcuclassic.c
+++ b/kernel/rcuclassic.c
@@ -716,7 +716,7 @@ void rcu_check_callbacks(int cpu, int user)
 	raise_rcu_softirq();
 }
 
-static void rcu_init_percpu_data(int cpu, struct rcu_ctrlblk *rcp,
+static void __cpuinit rcu_init_percpu_data(int cpu, struct rcu_ctrlblk *rcp,
 						struct rcu_data *rdp)
 {
 	unsigned long flags;
diff --git a/kernel/rcutree.c b/kernel/rcutree.c
index f2d8638e6c60..b2fd602a6f6f 100644
--- a/kernel/rcutree.c
+++ b/kernel/rcutree.c
@@ -1314,7 +1314,7 @@ int rcu_needs_cpu(int cpu)
  * access due to the fact that this CPU cannot possibly have any RCU
  * callbacks in flight yet.
  */
-static void
+static void __cpuinit
 rcu_init_percpu_data(int cpu, struct rcu_state *rsp)
 {
 	unsigned long flags;