diff options
| author | Andrew Morton <akpm@osdl.org> | 2006-06-30 01:55:29 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-30 11:25:34 -0700 |
| commit | e09793bb9182115e6f5d15fd6571ac2b72d7a08a (patch) | |
| tree | d6e399ec606854cf9a1d016fcc403727d7906b08 /arch/i386/kernel | |
| parent | 1017f6afd578fe519d316d7148356703c04e8f03 (diff) | |
| download | linux-e09793bb9182115e6f5d15fd6571ac2b72d7a08a.tar.bz2 | |
[PATCH] msr.c: use register_hotcpu_notifier()
register_cpu_notifier() cannot do anything in a module, in a
!CONFIG_HOTPLUG_CPU kernel.
Cc: Chandra Seetharaman <sekharan@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/i386/kernel')
| -rw-r--r-- | arch/i386/kernel/msr.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/i386/kernel/msr.c b/arch/i386/kernel/msr.c index d022cb8fd725..5c29a9fb4a44 100644 --- a/arch/i386/kernel/msr.c +++ b/arch/i386/kernel/msr.c @@ -251,7 +251,9 @@ static int msr_class_device_create(int i) return err; } -static int msr_class_cpu_callback(struct notifier_block *nfb, unsigned long action, void *hcpu) +#ifdef CONFIG_HOTPLUG_CPU +static int msr_class_cpu_callback(struct notifier_block *nfb, + unsigned long action, void *hcpu) { unsigned int cpu = (unsigned long)hcpu; @@ -270,6 +272,7 @@ static struct notifier_block __cpuinitdata msr_class_cpu_notifier = { .notifier_call = msr_class_cpu_callback, }; +#endif static int __init msr_init(void) { @@ -292,7 +295,7 @@ static int __init msr_init(void) if (err != 0) goto out_class; } - register_cpu_notifier(&msr_class_cpu_notifier); + register_hotcpu_notifier(&msr_class_cpu_notifier); err = 0; goto out; @@ -315,7 +318,7 @@ static void __exit msr_exit(void) class_device_destroy(msr_class, MKDEV(MSR_MAJOR, cpu)); class_destroy(msr_class); unregister_chrdev(MSR_MAJOR, "cpu/msr"); - unregister_cpu_notifier(&msr_class_cpu_notifier); + unregister_hotcpu_notifier(&msr_class_cpu_notifier); } module_init(msr_init); |