[Xen-changelog] [xen-unstable] Cpufreq: simplify cpufreq_statistic_lock init

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1231154201 0
# Node ID 5a7caf864f4e31e17dc87a3bca2fc6c34c7b8839
# Parent  fd59c117994a3d4ad1e4cc51dc51e59e8d87e18c
Cpufreq: simplify cpufreq_statistic_lock init

Singed-off-by: Liu, Jinsong <jinsong.liu@xxxxxxxxx>
---
 xen/drivers/cpufreq/utility.c |   18 +-----------------
 1 files changed, 1 insertion(+), 17 deletions(-)

diff -r fd59c117994a -r 5a7caf864f4e xen/drivers/cpufreq/utility.c
--- a/xen/drivers/cpufreq/utility.c     Mon Jan 05 11:16:12 2009 +0000
+++ b/xen/drivers/cpufreq/utility.c     Mon Jan 05 11:16:41 2009 +0000
@@ -36,7 +36,7 @@ struct processor_pminfo *__read_mostly p
 struct processor_pminfo *__read_mostly processor_pminfo[NR_CPUS];
 struct cpufreq_policy   *__read_mostly cpufreq_cpu_policy[NR_CPUS];
 
-DEFINE_PER_CPU(spinlock_t, cpufreq_statistic_lock);
+DEFINE_PER_CPU(spinlock_t, cpufreq_statistic_lock) = SPIN_LOCK_UNLOCKED;
 
 /*********************************************************************
  *                    Px STATISTIC INFO                              *
@@ -197,22 +197,6 @@ void cpufreq_statistic_reset(unsigned in
 
     spin_unlock_irq(cpufreq_statistic_lock);
 }
-
-static int __init cpufreq_statistic_lock_init(void)
-{
-    unsigned int cpu;
-    spinlock_t *cpufreq_statistic_lock; 
-
-    for (cpu=0; cpu<NR_CPUS; cpu++) {
-        cpufreq_statistic_lock = 
-                &per_cpu(cpufreq_statistic_lock, cpu);
-
-        spin_lock_init(cpufreq_statistic_lock);
-    }
-
-    return 0;
-}
-__initcall(cpufreq_statistic_lock_init);
 
 
 /*********************************************************************

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