[PATCH 066/196] kset: convert /sys/devices/system to use kset_create

Greg Kroah-Hartman
2008-01-25T07:38:15Z

Dynamically create the kset instead of declaring it statically.

Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
drivers/base/sys.c | 27 +++++++++++----------------
1 files changed, 11 insertions(+), 16 deletions(-)

diff --git a/drivers/base/sys.c b/drivers/base/sys.c
index 7693c95..29eadc6 100644
--- a/drivers/base/sys.c
+++ b/drivers/base/sys.c
@@ -126,19 +126,16 @@ void sysdev_class_remove_file(struct sysdev_class *c,
}
EXPORT_SYMBOL_GPL(sysdev_class_remove_file);

-/*
- * declare system_subsys
- */
-static decl_subsys(system, NULL);
+static struct kset *system_kset;

int sysdev_class_register(struct sysdev_class * cls)
{
pr_debug("Registering sysdev class '%s'\n",
kobject_name(&cls->kset.kobj));
INIT_LIST_HEAD(&cls->drivers);
- cls->kset.kobj.parent = &system_subsys.kobj;
+ cls->kset.kobj.parent = &system_kset->kobj;
cls->kset.kobj.ktype = &ktype_sysdev_class;
- cls->kset.kobj.kset = &system_subsys;
+ cls->kset.kobj.kset = system_kset;
return kset_register(&cls->kset);
}

@@ -297,8 +294,7 @@ void sysdev_shutdown(void)
pr_debug("Shutting Down System Devices\n");

mutex_lock(&sysdev_drivers_lock);
- list_for_each_entry_reverse(cls, &system_subsys.list,
- kset.kobj.entry) {
+ list_for_each_entry_reverse(cls, &system_kset->list, kset.kobj.entry) {
struct sys_device * sysdev;

pr_debug("Shutting down type '%s':\n",
@@ -360,9 +356,7 @@ int sysdev_suspend(pm_message_t state)

pr_debug("Suspending System Devices\n");

- list_for_each_entry_reverse(cls, &system_subsys.list,
- kset.kobj.entry) {
-
+ list_for_each_entry_reverse(cls, &system_kset->list, kset.kobj.entry) {
pr_debug("Suspending type '%s':\n",
kobject_name(&cls->kset.kobj));

@@ -413,8 +407,7 @@ aux_driver:
}

/* resume other classes */
- list_for_each_entry_continue(cls, &system_subsys.list,
- kset.kobj.entry) {
+ list_for_each_entry_continue(cls, &system_kset->list, kset.kobj.entry) {
list_for_each_entry(err_dev, &cls->kset.list, kobj.entry) {
pr_debug(" %s\n", kobject_name(&err_dev->kobj));
__sysdev_resume(err_dev);
@@ -439,7 +432,7 @@ int sysdev_resume(void)

pr_debug("Resuming System Devices\n");

- list_for_each_entry(cls, &system_subsys.list, kset.kobj.entry) {
+ list_for_each_entry(cls, &system_kset->list, kset.kobj.entry) {
struct sys_device * sysdev;

pr_debug("Resuming type '%s':\n",
@@ -457,8 +450,10 @@ int sysdev_resume(void)

int __init system_bus_init(void)
{
- system_subsys.kobj.parent = &devices_kset->kobj;
- return subsystem_register(&system_subsys);
+ system_kset = kset_create_and_add("system", NULL, &devices_kset->kobj);
+ if (!system_kset)
+ return -ENOMEM;
+ return 0;
}

EXPORT_SYMBOL_GPL(sysdev_register);
--
1.5.3.8