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Date: Fri, 2 Nov 2007 16:59:03 -0700
From: Greg Kroah-Hartman <gregkh@...e.de>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...e.de>,
Kay Sievers <kay.sievers@...y.org>
Subject: [PATCH 25/54] 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@...y.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
---
include/linux/module.h | 3 ++-
kernel/module.c | 6 ++----
kernel/params.c | 21 ++++++++-------------
3 files changed, 12 insertions(+), 18 deletions(-)
diff --git a/include/linux/module.h b/include/linux/module.h
index 2cbc0b8..aa9f254 100644
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -574,7 +574,8 @@ struct device_driver;
#ifdef CONFIG_SYSFS
struct module;
-extern struct kset module_subsys;
+extern struct kset *module_kset;
+extern int module_sysfs_initialized;
int mod_sysfs_init(struct module *mod);
int mod_sysfs_setup(struct module *mod,
diff --git a/kernel/module.c b/kernel/module.c
index 8240939..0aa8f6b 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -47,8 +47,6 @@
#include <asm/cacheflush.h>
#include <linux/license.h>
-extern int module_sysfs_initialized;
-
#if 0
#define DEBUGP printk
#else
@@ -1221,7 +1219,7 @@ int mod_sysfs_init(struct module *mod)
err = kobject_set_name(&mod->mkobj.kobj, "%s", mod->name);
if (err)
goto out;
- mod->mkobj.kobj.kset = &module_subsys;
+ mod->mkobj.kobj.kset = module_kset;
mod->mkobj.mod = mod;
kobject_init(&mod->mkobj.kobj);
@@ -2530,7 +2528,7 @@ void module_add_driver(struct module *mod, struct device_driver *drv)
struct kobject *mkobj;
/* Lookup built-in module entry in /sys/modules */
- mkobj = kset_find_obj(&module_subsys, drv->mod_name);
+ mkobj = kset_find_obj(module_kset, drv->mod_name);
if (mkobj) {
mk = container_of(mkobj, struct module_kobject, kobj);
/* remember our module structure */
diff --git a/kernel/params.c b/kernel/params.c
index d4304b3..1a3a8d7 100644
--- a/kernel/params.c
+++ b/kernel/params.c
@@ -562,7 +562,7 @@ 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);
@@ -698,7 +698,7 @@ 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 struct kobj_type module_ktype = {
@@ -712,9 +712,11 @@ 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",
+ module_kset = kset_create_and_register("module", &module_uevent_ops,
+ NULL, NULL);
+ if (IS_ERR(module_kset)) {
+ ret = PTR_ERR(module_kset);
+ printk(KERN_WARNING "%s (%d): error creating kset: %d\n",
__FILE__, __LINE__, ret);
return ret;
}
@@ -726,14 +728,7 @@ 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);
--
1.5.3.4
-
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