[PATCH] Fix moduler msr.ko/cpuid.ko

[OGAWA Hirofumi]

With recently change, if CONFIG_HOTPLUG_CPU is disabled,
register_cpu_notifier() is not exported. And it breaked moduler
msr.ko/cpuid.ko.

We need to use register_hotcpu_notifier() now in module, instead of
register_cpu_notifier().

Signed-off-by: OGAWA Hirofumi <hirofumi@xxxxxxxxxxxxxxxxxx>
---

 arch/i386/kernel/cpuid.c |    6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff -puN arch/i386/kernel/cpuid.c~register_cpu_notifier-export-fix arch/i386/kernel/cpuid.c
--- linux-2.6/arch/i386/kernel/cpuid.c~register_cpu_notifier-export-fix	2006-07-02 02:12:36.000000000 +0900
+++ linux-2.6-hirofumi/arch/i386/kernel/cpuid.c	2006-07-02 02:12:36.000000000 +0900
@@ -167,6 +167,7 @@ static int cpuid_class_device_create(int
 	return err;
 }
 
+#ifdef CONFIG_HOTPLUG_CPU
 static int cpuid_class_cpu_callback(struct notifier_block *nfb, unsigned long action, void *hcpu)
 {
 	unsigned int cpu = (unsigned long)hcpu;
@@ -186,6 +187,7 @@ static struct notifier_block __cpuinitda
 {
 	.notifier_call = cpuid_class_cpu_callback,
 };
+#endif /* !CONFIG_HOTPLUG_CPU */
 
 static int __init cpuid_init(void)
 {
@@ -208,7 +210,7 @@ static int __init cpuid_init(void)
 		if (err != 0) 
 			goto out_class;
 	}
-	register_cpu_notifier(&cpuid_class_cpu_notifier);
+	register_hotcpu_notifier(&cpuid_class_cpu_notifier);
 
 	err = 0;
 	goto out;
@@ -233,7 +235,7 @@ static void __exit cpuid_exit(void)
 		class_device_destroy(cpuid_class, MKDEV(CPUID_MAJOR, cpu));
 	class_destroy(cpuid_class);
 	unregister_chrdev(CPUID_MAJOR, "cpu/cpuid");
-	unregister_cpu_notifier(&cpuid_class_cpu_notifier);
+	unregister_hotcpu_notifier(&cpuid_class_cpu_notifier);
 }
 
 module_init(cpuid_init);
_
-
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