Merge branch 'syscore' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspen...

[pandora-kernel.git] / arch / x86 / oprofile / nmi_int.c

diff --git a/arch/x86/oprofile/nmi_int.c b/arch/x86/oprofile/nmi_int.c
index e2b7b0c..8dace18 100644 (file)
--- a/arch/x86/oprofile/nmi_int.c
+++ b/arch/x86/oprofile/nmi_int.c
@@ -15,7 +15,7 @@
 #include <linux/notifier.h>
 #include <linux/smp.h>
 #include <linux/oprofile.h>
-#include <linux/sysdev.h>
+#include <linux/syscore_ops.h>
 #include <linux/slab.h>
 #include <linux/moduleparam.h>
 #include <linux/kdebug.h>
@@ -536,7 +536,7 @@ static void nmi_shutdown(void)
 
 #ifdef CONFIG_PM
 
-static int nmi_suspend(struct sys_device *dev, pm_message_t state)
+static int nmi_suspend(void)
 {
        /* Only one CPU left, just stop that one */
        if (nmi_enabled == 1)
@@ -544,49 +544,31 @@ static int nmi_suspend(struct sys_device *dev, pm_message_t state)
        return 0;
 }
 
-static int nmi_resume(struct sys_device *dev)
+static void nmi_resume(void)
 {
        if (nmi_enabled == 1)
                nmi_cpu_start(NULL);
-       return 0;
 }
 
-static struct sysdev_class oprofile_sysclass = {
-       .name           = "oprofile",
+static struct syscore_ops oprofile_syscore_ops = {
        .resume         = nmi_resume,
        .suspend        = nmi_suspend,
 };
 
-static struct sys_device device_oprofile = {
-       .id     = 0,
-       .cls    = &oprofile_sysclass,
-};
-
-static int __init init_sysfs(void)
+static void __init init_suspend_resume(void)
 {
-       int error;
-
-       error = sysdev_class_register(&oprofile_sysclass);
-       if (error)
-               return error;
-
-       error = sysdev_register(&device_oprofile);
-       if (error)
-               sysdev_class_unregister(&oprofile_sysclass);
-
-       return error;
+       register_syscore_ops(&oprofile_syscore_ops);
 }
 
-static void exit_sysfs(void)
+static void exit_suspend_resume(void)
 {
-       sysdev_unregister(&device_oprofile);
-       sysdev_class_unregister(&oprofile_sysclass);
+       unregister_syscore_ops(&oprofile_syscore_ops);
 }
 
 #else
 
-static inline int  init_sysfs(void) { return 0; }
-static inline void exit_sysfs(void) { }
+static inline void init_suspend_resume(void) { }
+static inline void exit_suspend_resume(void) { }
 
 #endif /* CONFIG_PM */
 
@@ -789,9 +771,7 @@ int __init op_nmi_init(struct oprofile_operations *ops)
 
        mux_init(ops);
 
-       ret = init_sysfs();
-       if (ret)
-               return ret;
+       init_suspend_resume();
 
        printk(KERN_INFO "oprofile: using NMI interrupt.\n");
        return 0;
@@ -799,5 +779,5 @@ int __init op_nmi_init(struct oprofile_operations *ops)
 
 void op_nmi_exit(void)
 {
-       exit_sysfs();
+       exit_suspend_resume();
 }