kset: convert /sys/module to use kset_create

Dynamically create the kset instead of declaring it statically.  We also
rename module_subsys to module_kset to catch all users of the variable.

Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 9 insertions, 20 deletions

diff --git a/kernel/params.c b/kernel/params.c
index 9f051824097d..97e092312155 100644
--- a/kernel/params.c
+++ b/kernel/params.c
@@ -30,8 +30,6 @@
 #define DEBUGP(fmt, a...)
 #endif
 
-static struct kobj_type module_ktype;
-
 static inline char dash2underscore(char c)
 {
         if (c == '-')
@@ -562,7 +560,7 @@ static void __init kernel_param_sysfs_setup(const char *name,
         BUG_ON(!mk);
 
         mk->mod = THIS_MODULE;
-        mk->kobj.kset = &module_subsys;
+        mk->kobj.kset = module_kset;
         mk->kobj.ktype = &module_ktype;
         kobject_set_name(&mk->kobj, name);
         kobject_init(&mk->kobj);
@@ -695,7 +693,7 @@ static struct kset_uevent_ops module_uevent_ops = {
         .filter = uevent_filter,
 };
 
-decl_subsys(module, &module_uevent_ops);
+struct kset *module_kset;
 int module_sysfs_initialized;
 
 static void module_release(struct kobject *kobj)
@@ -707,7 +705,7 @@ static void module_release(struct kobject *kobj)
          */
 }
 
-static struct kobj_type module_ktype = {
+struct kobj_type module_ktype = {
         .sysfs_ops =    &module_sysfs_ops,
         .release =      module_release,
 };
@@ -717,13 +715,11 @@ static struct kobj_type module_ktype = {
  */
 static int __init param_sysfs_init(void)
 {
-        int ret;
-
-        ret = subsystem_register(&module_subsys);
-        if (ret < 0) {
-                printk(KERN_WARNING "%s (%d): subsystem_register error: %d\n",
-                        __FILE__, __LINE__, ret);
-                return ret;
+        module_kset = kset_create_and_add("module", &module_uevent_ops, NULL);
+        if (!module_kset) {
+                printk(KERN_WARNING "%s (%d): error creating kset\n",
+                        __FILE__, __LINE__);
+                return -ENOMEM;
         }
         module_sysfs_initialized = 1;
 
@@ -733,14 +729,7 @@ static int __init param_sysfs_init(void)
 }
 subsys_initcall(param_sysfs_init);
 
-#else
-#if 0
-static struct sysfs_ops module_sysfs_ops = {
-        .show = NULL,
-        .store = NULL,
-};
-#endif
-#endif
+#endif /* CONFIG_SYSFS */
 
 EXPORT_SYMBOL(param_set_byte);
 EXPORT_SYMBOL(param_get_byte);