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Subject[PATCH 063/196] kset: convert /sys/devices to use kset_create
Date
Dynamically create the kset instead of declaring it statically.  We also
rename devices_subsys to devices_kset to catch all users of the
variable.

Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
drivers/base/base.h | 2 +-
drivers/base/core.c | 16 ++++++++--------
drivers/base/power/shutdown.c | 2 +-
drivers/base/sys.c | 4 +---
4 files changed, 11 insertions(+), 13 deletions(-)

diff --git a/drivers/base/base.h b/drivers/base/base.h
index 10b2fb6..7e309a4 100644
--- a/drivers/base/base.h
+++ b/drivers/base/base.h
@@ -44,4 +44,4 @@ extern char *make_class_name(const char *name, struct kobject *kobj);

extern int devres_release_all(struct device *dev);

-extern struct kset devices_subsys;
+extern struct kset *devices_kset;
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 7762ee8..d2de2d5 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -401,11 +401,8 @@ static ssize_t show_dev(struct device *dev, struct device_attribute *attr,
static struct device_attribute devt_attr =
__ATTR(dev, S_IRUGO, show_dev, NULL);

-/*
- * devices_subsys - structure to be registered with kobject core.
- */
-
-decl_subsys(devices, &device_uevent_ops);
+/* kset to create /sys/devices/ */
+struct kset *devices_kset;


/**
@@ -525,7 +522,7 @@ static void klist_children_put(struct klist_node *n)

void device_initialize(struct device *dev)
{
- dev->kobj.kset = &devices_subsys;
+ dev->kobj.kset = devices_kset;
dev->kobj.ktype = &device_ktype;
kobject_init(&dev->kobj);
klist_init(&dev->klist_children, klist_children_get,
@@ -563,7 +560,7 @@ static struct kobject *virtual_device_parent(struct device *dev)

if (!virtual_dir)
virtual_dir = kobject_create_and_add("virtual",
- &devices_subsys.kobj);
+ &devices_kset->kobj);

return virtual_dir;
}
@@ -1097,7 +1094,10 @@ struct device * device_find_child(struct device *parent, void *data,

int __init devices_init(void)
{
- return subsystem_register(&devices_subsys);
+ devices_kset = kset_create_and_add("devices", &device_uevent_ops, NULL);
+ if (!devices_kset)
+ return -ENOMEM;
+ return 0;
}

EXPORT_SYMBOL_GPL(device_for_each_child);
diff --git a/drivers/base/power/shutdown.c b/drivers/base/power/shutdown.c
index 56e8eaa..f51cbc1 100644
--- a/drivers/base/power/shutdown.c
+++ b/drivers/base/power/shutdown.c
@@ -34,7 +34,7 @@ void device_shutdown(void)
{
struct device * dev, *devn;

- list_for_each_entry_safe_reverse(dev, devn, &devices_subsys.list,
+ list_for_each_entry_safe_reverse(dev, devn, &devices_kset->list,
kobj.entry) {
if (dev->bus && dev->bus->shutdown) {
dev_dbg(dev, "shutdown\n");
diff --git a/drivers/base/sys.c b/drivers/base/sys.c
index 7cf19fc..7693c95 100644
--- a/drivers/base/sys.c
+++ b/drivers/base/sys.c
@@ -25,8 +25,6 @@

#include "base.h"

-extern struct kset devices_subsys;
-
#define to_sysdev(k) container_of(k, struct sys_device, kobj)
#define to_sysdev_attr(a) container_of(a, struct sysdev_attribute, attr)

@@ -459,7 +457,7 @@ int sysdev_resume(void)

int __init system_bus_init(void)
{
- system_subsys.kobj.parent = &devices_subsys.kobj;
+ system_subsys.kobj.parent = &devices_kset->kobj;
return subsystem_register(&system_subsys);
}

--
1.5.3.8


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