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remove "struct subsystem" as it is no longer needed

Browse Source 
We need to work on cleaning up the relationship between kobjects, ksets and
ktypes.  The removal of 'struct subsystem' is the first step of this,
especially as it is not really needed at all.

Thanks to Kay for fixing the bugs in this patch.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Greg Kroah-Hartman 2007-04-13 13:15:19 -07:00
parent 2609e7b9be
commit 823bccfc40
46 changed files with 231 additions and 292 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
arch/arm/mach-omap1/pm.c
View File

@ -72,12 +72,12 @@ static unsigned int mpui1610_sleep_save[MPUI1610_SLEEP_SAVE_SIZE];
static unsigned short enable_dyn_sleep = 1;
static ssize_t omap_pm_sleep_while_idle_show(struct subsystem * subsys, char *buf)
static ssize_t omap_pm_sleep_while_idle_show(struct kset *kset, char *buf)
{
return sprintf(buf, "%hu\n", enable_dyn_sleep);
}
static ssize_t omap_pm_sleep_while_idle_store(struct subsystem * subsys,
static ssize_t omap_pm_sleep_while_idle_store(struct kset *kset,
const char * buf,
size_t n)
{
@ -100,7 +100,7 @@ static struct subsys_attribute sleep_while_idle_attr = {
.store = omap_pm_sleep_while_idle_store,
};
extern struct subsystem power_subsys;
extern struct kset power_subsys;
static void (*omap_sram_idle)(void) = NULL;
static void (*omap_sram_suspend)(unsigned long r0, unsigned long r1) = NULL;

4
arch/powerpc/kernel/vio.c
View File

@ -37,7 +37,7 @@
#include <asm/iseries/hv_call_xm.h>
#include <asm/iseries/iommu.h>
extern struct subsystem devices_subsys; /* needed for vio_find_name() */
extern struct kset devices_subsys; /* needed for vio_find_name() */
static struct vio_dev vio_bus_device = { /* fake "parent" device */
.name = vio_bus_device.dev.bus_id,
@ -427,7 +427,7 @@ static struct vio_dev *vio_find_name(const char *kobj_name)
{
struct kobject *found;
found = kset_find_obj(&devices_subsys.kset, kobj_name);
found = kset_find_obj(&devices_subsys, kobj_name);
if (!found)
return NULL;

8
arch/powerpc/platforms/pseries/power.c
View File

@ -28,13 +28,13 @@
unsigned long rtas_poweron_auto; /* default and normal state is 0 */
static ssize_t auto_poweron_show(struct subsystem *subsys, char *buf)
static ssize_t auto_poweron_show(struct kset *kset, char *buf)
{
return sprintf(buf, "%lu\n", rtas_poweron_auto);
}
static ssize_t
auto_poweron_store(struct subsystem *subsys, const char *buf, size_t n)
auto_poweron_store(struct kset *kset, const char *buf, size_t n)
{
int ret;
unsigned long ups_restart;
@ -72,12 +72,12 @@ static int __init pm_init(void)
{
int error = subsystem_register(&power_subsys);
if (!error)
error = sysfs_create_group(&power_subsys.kset.kobj,&attr_group);
error = sysfs_create_group(&power_subsys.kobj, &attr_group);
return error;
}
core_initcall(pm_init);
#else
extern struct subsystem power_subsys;
extern struct kset power_subsys;
static int __init apo_pm_init(void)
{

32
arch/s390/kernel/ipl.c
View File

@ -164,7 +164,7 @@ EXPORT_SYMBOL_GPL(diag308);
/* SYSFS */
#define DEFINE_IPL_ATTR_RO(_prefix, _name, _format, _value) \
static ssize_t sys_##_prefix##_##_name##_show(struct subsystem *subsys, \
static ssize_t sys_##_prefix##_##_name##_show(struct kset *kset, \
char *page) \
{ \
return sprintf(page, _format, _value); \
@ -173,13 +173,13 @@ static struct subsys_attribute sys_##_prefix##_##_name##_attr = \
__ATTR(_name, S_IRUGO, sys_##_prefix##_##_name##_show, NULL);
#define DEFINE_IPL_ATTR_RW(_prefix, _name, _fmt_out, _fmt_in, _value) \
static ssize_t sys_##_prefix##_##_name##_show(struct subsystem *subsys, \
static ssize_t sys_##_prefix##_##_name##_show(struct kset *kset, \
char *page) \
{ \
return sprintf(page, _fmt_out, \
(unsigned long long) _value); \
} \
static ssize_t sys_##_prefix##_##_name##_store(struct subsystem *subsys,\
static ssize_t sys_##_prefix##_##_name##_store(struct kset *kset, \
const char *buf, size_t len) \
{ \
unsigned long long value; \
@ -194,12 +194,12 @@ static struct subsys_attribute sys_##_prefix##_##_name##_attr = \
sys_##_prefix##_##_name##_store);
#define DEFINE_IPL_ATTR_STR_RW(_prefix, _name, _fmt_out, _fmt_in, _value)\
static ssize_t sys_##_prefix##_##_name##_show(struct subsystem *subsys, \
static ssize_t sys_##_prefix##_##_name##_show(struct kset *kset, \
char *page) \
{ \
return sprintf(page, _fmt_out, _value); \
} \
static ssize_t sys_##_prefix##_##_name##_store(struct subsystem *subsys,\
static ssize_t sys_##_prefix##_##_name##_store(struct kset *kset, \
const char *buf, size_t len) \
{ \
if (sscanf(buf, _fmt_in, _value) != 1) \
@ -272,14 +272,14 @@ void __init setup_ipl_info(void)
struct ipl_info ipl_info;
EXPORT_SYMBOL_GPL(ipl_info);
static ssize_t ipl_type_show(struct subsystem *subsys, char *page)
static ssize_t ipl_type_show(struct kset *kset, char *page)
{
return sprintf(page, "%s\n", ipl_type_str(ipl_info.type));
}
static struct subsys_attribute sys_ipl_type_attr = __ATTR_RO(ipl_type);
static ssize_t sys_ipl_device_show(struct subsystem *subsys, char *page)
static ssize_t sys_ipl_device_show(struct kset *kset, char *page)
{
struct ipl_parameter_block *ipl = IPL_PARMBLOCK_START;
@ -371,7 +371,7 @@ static struct attribute_group ipl_fcp_attr_group = {
/* CCW ipl device attributes */
static ssize_t ipl_ccw_loadparm_show(struct subsystem *subsys, char *page)
static ssize_t ipl_ccw_loadparm_show(struct kset *kset, char *page)
{
char loadparm[LOADPARM_LEN + 1] = {};
@ -469,7 +469,7 @@ static void reipl_get_ascii_loadparm(char *loadparm)
strstrip(loadparm);
}
static ssize_t reipl_ccw_loadparm_show(struct subsystem *subsys, char *page)
static ssize_t reipl_ccw_loadparm_show(struct kset *kset, char *page)
{
char buf[LOADPARM_LEN + 1];
@ -477,7 +477,7 @@ static ssize_t reipl_ccw_loadparm_show(struct subsystem *subsys, char *page)
return sprintf(page, "%s\n", buf);
}
static ssize_t reipl_ccw_loadparm_store(struct subsystem *subsys,
static ssize_t reipl_ccw_loadparm_store(struct kset *kset,
const char *buf, size_t len)
{
int i, lp_len;
@ -572,12 +572,12 @@ static int reipl_set_type(enum ipl_type type)
return 0;
}
static ssize_t reipl_type_show(struct subsystem *subsys, char *page)
static ssize_t reipl_type_show(struct kset *kset, char *page)
{
return sprintf(page, "%s\n", ipl_type_str(reipl_type));
}
static ssize_t reipl_type_store(struct subsystem *subsys, const char *buf,
static ssize_t reipl_type_store(struct kset *kset, const char *buf,
size_t len)
{
int rc = -EINVAL;
@ -665,12 +665,12 @@ static int dump_set_type(enum dump_type type)
return 0;
}
static ssize_t dump_type_show(struct subsystem *subsys, char *page)
static ssize_t dump_type_show(struct kset *kset, char *page)
{
return sprintf(page, "%s\n", dump_type_str(dump_type));
}
static ssize_t dump_type_store(struct subsystem *subsys, const char *buf,
static ssize_t dump_type_store(struct kset *kset, const char *buf,
size_t len)
{
int rc = -EINVAL;
@ -697,12 +697,12 @@ static decl_subsys(shutdown_actions, NULL, NULL);
/* on panic */
static ssize_t on_panic_show(struct subsystem *subsys, char *page)
static ssize_t on_panic_show(struct kset *kset, char *page)
{
return sprintf(page, "%s\n", shutdown_action_str(on_panic_action));
}
static ssize_t on_panic_store(struct subsystem *subsys, const char *buf,
static ssize_t on_panic_store(struct kset *kset, const char *buf,
size_t len)
{
if (strncmp(buf, SHUTDOWN_REIPL_STR, strlen(SHUTDOWN_REIPL_STR)) == 0)

12
block/genhd.c
View File

@ -17,7 +17,7 @@
#include <linux/buffer_head.h>
#include <linux/mutex.h>
struct subsystem block_subsys;
struct kset block_subsys;
static DEFINE_MUTEX(block_subsys_lock);
/*
@ -221,7 +221,7 @@ static void *part_start(struct seq_file *part, loff_t *pos)
loff_t l = *pos;
mutex_lock(&block_subsys_lock);
list_for_each(p, &block_subsys.kset.list)
list_for_each(p, &block_subsys.list)
if (!l--)
return list_entry(p, struct gendisk, kobj.entry);
return NULL;
@ -231,7 +231,7 @@ static void *part_next(struct seq_file *part, void *v, loff_t *pos)
{
struct list_head *p = ((struct gendisk *)v)->kobj.entry.next;
++*pos;
return p==&block_subsys.kset.list ? NULL :
return p==&block_subsys.list ? NULL :
list_entry(p, struct gendisk, kobj.entry);
}
@ -246,7 +246,7 @@ static int show_partition(struct seq_file *part, void *v)
int n;
char buf[BDEVNAME_SIZE];
if (&sgp->kobj.entry == block_subsys.kset.list.next)
if (&sgp->kobj.entry == block_subsys.list.next)
seq_puts(part, "major minor #blocks name\n\n");
/* Don't show non-partitionable removeable devices or empty devices */
@ -565,7 +565,7 @@ static void *diskstats_start(struct seq_file *part, loff_t *pos)
struct list_head *p;
mutex_lock(&block_subsys_lock);
list_for_each(p, &block_subsys.kset.list)
list_for_each(p, &block_subsys.list)
if (!k--)
return list_entry(p, struct gendisk, kobj.entry);
return NULL;
@ -575,7 +575,7 @@ static void *diskstats_next(struct seq_file *part, void *v, loff_t *pos)
{
struct list_head *p = ((struct gendisk *)v)->kobj.entry.next;
++*pos;
return p==&block_subsys.kset.list ? NULL :
return p==&block_subsys.list ? NULL :
list_entry(p, struct gendisk, kobj.entry);
}

2
drivers/base/base.h
View File

@ -45,3 +45,5 @@ struct class_device_attribute *to_class_dev_attr(struct attribute *_attr)
extern char *make_class_name(const char *name, struct kobject *kobj);
extern void devres_release_all(struct device *dev);
extern struct kset devices_subsys;

16
drivers/base/bus.c
View File

@ -17,7 +17,7 @@
#include "power/power.h"
#define to_bus_attr(_attr) container_of(_attr, struct bus_attribute, attr)
#define to_bus(obj) container_of(obj, struct bus_type, subsys.kset.kobj)
#define to_bus(obj) container_of(obj, struct bus_type, subsys.kobj)
/*
* sysfs bindings for drivers
@ -123,7 +123,7 @@ int bus_create_file(struct bus_type * bus, struct bus_attribute * attr)
{
int error;
if (get_bus(bus)) {
error = sysfs_create_file(&bus->subsys.kset.kobj, &attr->attr);
error = sysfs_create_file(&bus->subsys.kobj, &attr->attr);
put_bus(bus);
} else
error = -EINVAL;
@ -133,7 +133,7 @@ int bus_create_file(struct bus_type * bus, struct bus_attribute * attr)
void bus_remove_file(struct bus_type * bus, struct bus_attribute * attr)
{
if (get_bus(bus)) {
sysfs_remove_file(&bus->subsys.kset.kobj, &attr->attr);
sysfs_remove_file(&bus->subsys.kobj, &attr->attr);
put_bus(bus);
}
}
@ -397,7 +397,7 @@ static void device_remove_attrs(struct bus_type * bus, struct device * dev)
static int make_deprecated_bus_links(struct device *dev)
{
return sysfs_create_link(&dev->kobj,
&dev->bus->subsys.kset.kobj, "bus");
&dev->bus->subsys.kobj, "bus");
}
static void remove_deprecated_bus_links(struct device *dev)
@ -431,7 +431,7 @@ int bus_add_device(struct device * dev)
if (error)
goto out_id;
error = sysfs_create_link(&dev->kobj,
&dev->bus->subsys.kset.kobj, "subsystem");
&dev->bus->subsys.kobj, "subsystem");
if (error)
goto out_subsys;
error = make_deprecated_bus_links(dev);
@ -810,7 +810,7 @@ int bus_register(struct bus_type * bus)
BLOCKING_INIT_NOTIFIER_HEAD(&bus->bus_notifier);
retval = kobject_set_name(&bus->subsys.kset.kobj, "%s", bus->name);
retval = kobject_set_name(&bus->subsys.kobj, "%s", bus->name);
if (retval)
goto out;
@ -820,13 +820,13 @@ int bus_register(struct bus_type * bus)
goto out;
kobject_set_name(&bus->devices.kobj, "devices");
bus->devices.subsys = &bus->subsys;
bus->devices.kobj.parent = &bus->subsys.kobj;
retval = kset_register(&bus->devices);
if (retval)
goto bus_devices_fail;
kobject_set_name(&bus->drivers.kobj, "drivers");
bus->drivers.subsys = &bus->subsys;
bus->drivers.kobj.parent = &bus->subsys.kobj;
bus->drivers.ktype = &ktype_driver;
retval = kset_register(&bus->drivers);
if (retval)

18
drivers/base/class.c
View File

@ -19,10 +19,8 @@
#include <linux/slab.h>
#include "base.h"
extern struct subsystem devices_subsys;
#define to_class_attr(_attr) container_of(_attr, struct class_attribute, attr)
#define to_class(obj) container_of(obj, struct class, subsys.kset.kobj)
#define to_class(obj) container_of(obj, struct class, subsys.kobj)
static ssize_t
class_attr_show(struct kobject * kobj, struct attribute * attr, char * buf)
@ -80,7 +78,7 @@ int class_create_file(struct class * cls, const struct class_attribute * attr)
{
int error;
if (cls) {
error = sysfs_create_file(&cls->subsys.kset.kobj, &attr->attr);
error = sysfs_create_file(&cls->subsys.kobj, &attr->attr);
} else
error = -EINVAL;
return error;
@ -89,7 +87,7 @@ int class_create_file(struct class * cls, const struct class_attribute * attr)
void class_remove_file(struct class * cls, const struct class_attribute * attr)
{
if (cls)
sysfs_remove_file(&cls->subsys.kset.kobj, &attr->attr);
sysfs_remove_file(&cls->subsys.kobj, &attr->attr);
}
static struct class *class_get(struct class *cls)
@ -147,7 +145,7 @@ int class_register(struct class * cls)
INIT_LIST_HEAD(&cls->interfaces);
kset_init(&cls->class_dirs);
init_MUTEX(&cls->sem);
error = kobject_set_name(&cls->subsys.kset.kobj, "%s", cls->name);
error = kobject_set_name(&cls->subsys.kobj, "%s", cls->name);
if (error)
return error;
@ -611,7 +609,7 @@ int class_device_add(struct class_device *class_dev)
if (parent_class_dev)
class_dev->kobj.parent = &parent_class_dev->kobj;
else
class_dev->kobj.parent = &parent_class->subsys.kset.kobj;
class_dev->kobj.parent = &parent_class->subsys.kobj;
error = kobject_add(&class_dev->kobj);
if (error)
@ -619,7 +617,7 @@ int class_device_add(struct class_device *class_dev)
/* add the needed attributes to this device */
error = sysfs_create_link(&class_dev->kobj,
&parent_class->subsys.kset.kobj, "subsystem");
&parent_class->subsys.kobj, "subsystem");
if (error)
goto out3;
class_dev->uevent_attr.attr.name = "uevent";
@ -917,8 +915,8 @@ int __init classes_init(void)
/* ick, this is ugly, the things we go through to keep from showing up
* in sysfs... */
subsystem_init(&class_obj_subsys);
if (!class_obj_subsys.kset.subsys)
class_obj_subsys.kset.subsys = &class_obj_subsys;
if (!class_obj_subsys.kobj.parent)
class_obj_subsys.kobj.parent = &class_obj_subsys.kobj;
return 0;
}

22
drivers/base/core.c
View File

@ -565,7 +565,7 @@ static struct kobject * get_device_parent(struct device *dev,
/* Set the parent to the class, not the parent device */
/* this keeps sysfs from having a symlink to make old udevs happy */
if (dev->class)
return &dev->class->subsys.kset.kobj;
return &dev->class->subsys.kobj;
else if (parent)
return &parent->kobj;
@ -577,7 +577,7 @@ static struct kobject *virtual_device_parent(struct device *dev)
static struct kobject *virtual_dir = NULL;
if (!virtual_dir)
virtual_dir = kobject_add_dir(&devices_subsys.kset.kobj, "virtual");
virtual_dir = kobject_add_dir(&devices_subsys.kobj, "virtual");
return virtual_dir;
}
@ -711,12 +711,12 @@ int device_add(struct device *dev)
}
if (dev->class) {
sysfs_create_link(&dev->kobj, &dev->class->subsys.kset.kobj,
sysfs_create_link(&dev->kobj, &dev->class->subsys.kobj,
"subsystem");
/* If this is not a "fake" compatible device, then create the
* symlink from the class to the device. */
if (dev->kobj.parent != &dev->class->subsys.kset.kobj)
sysfs_create_link(&dev->class->subsys.kset.kobj,
if (dev->kobj.parent != &dev->class->subsys.kobj)
sysfs_create_link(&dev->class->subsys.kobj,
&dev->kobj, dev->bus_id);
if (parent) {
sysfs_create_link(&dev->kobj, &dev->parent->kobj,
@ -774,8 +774,8 @@ int device_add(struct device *dev)
sysfs_remove_link(&dev->kobj, "subsystem");
/* If this is not a "fake" compatible device, remove the
* symlink from the class to the device. */
if (dev->kobj.parent != &dev->class->subsys.kset.kobj)
sysfs_remove_link(&dev->class->subsys.kset.kobj,
if (dev->kobj.parent != &dev->class->subsys.kobj)
sysfs_remove_link(&dev->class->subsys.kobj,
dev->bus_id);
if (parent) {
#ifdef CONFIG_SYSFS_DEPRECATED
@ -875,8 +875,8 @@ void device_del(struct device * dev)
sysfs_remove_link(&dev->kobj, "subsystem");
/* If this is not a "fake" compatible device, remove the
* symlink from the class to the device. */
if (dev->kobj.parent != &dev->class->subsys.kset.kobj)
sysfs_remove_link(&dev->class->subsys.kset.kobj,
if (dev->kobj.parent != &dev->class->subsys.kobj)
sysfs_remove_link(&dev->class->subsys.kobj,
dev->bus_id);
if (parent) {
#ifdef CONFIG_SYSFS_DEPRECATED
@ -1192,9 +1192,9 @@ int device_rename(struct device *dev, char *new_name)
#endif
if (dev->class) {
sysfs_remove_link(&dev->class->subsys.kset.kobj,
sysfs_remove_link(&dev->class->subsys.kobj,
old_symlink_name);
sysfs_create_link(&dev->class->subsys.kset.kobj, &dev->kobj,
sysfs_create_link(&dev->class->subsys.kobj, &dev->kobj,
dev->bus_id);
}
put_device(dev);

6
drivers/base/firmware.c
View File

@ -17,13 +17,13 @@
static decl_subsys(firmware, NULL, NULL);
int firmware_register(struct subsystem * s)
int firmware_register(struct kset *s)
{
kset_set_kset_s(s, firmware_subsys);
kobj_set_kset_s(s, firmware_subsys);
return subsystem_register(s);
}
void firmware_unregister(struct subsystem * s)
void firmware_unregister(struct kset *s)
{
subsystem_unregister(s);
}

4
drivers/base/power/shutdown.c
View File

@ -16,8 +16,6 @@
#define to_dev(node) container_of(node, struct device, kobj.entry)
extern struct subsystem devices_subsys;
/**
* We handle system devices differently - we suspend and shut them
@ -36,7 +34,7 @@ void device_shutdown(void)
{
struct device * dev, *devn;
list_for_each_entry_safe_reverse(dev, devn, &devices_subsys.kset.list,
list_for_each_entry_safe_reverse(dev, devn, &devices_subsys.list,
kobj.entry) {
if (dev->bus && dev->bus->shutdown) {
dev_dbg(dev, "shutdown\n");

14
drivers/base/sys.c
View File

@ -25,7 +25,7 @@
#include "base.h"
extern struct subsystem devices_subsys;
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)
@ -138,7 +138,7 @@ 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.subsys = &system_subsys;
cls->kset.kobj.parent = &system_subsys.kobj;
kset_set_kset_s(cls, system_subsys);
return kset_register(&cls->kset);
}
@ -309,7 +309,7 @@ void sysdev_shutdown(void)
pr_debug("Shutting Down System Devices\n");
down(&sysdev_drivers_lock);
list_for_each_entry_reverse(cls, &system_subsys.kset.list,
list_for_each_entry_reverse(cls, &system_subsys.list,
kset.kobj.entry) {
struct sys_device * sysdev;
@ -384,7 +384,7 @@ int sysdev_suspend(pm_message_t state)
pr_debug("Suspending System Devices\n");
list_for_each_entry_reverse(cls, &system_subsys.kset.list,
list_for_each_entry_reverse(cls, &system_subsys.list,
kset.kobj.entry) {
pr_debug("Suspending type '%s':\n",
@ -457,7 +457,7 @@ int sysdev_suspend(pm_message_t state)
}
/* resume other classes */
list_for_each_entry_continue(cls, &system_subsys.kset.list,
list_for_each_entry_continue(cls, &system_subsys.list,
kset.kobj.entry) {
list_for_each_entry(err_dev, &cls->kset.list, kobj.entry) {
pr_debug(" %s\n", kobject_name(&err_dev->kobj));
@ -483,7 +483,7 @@ int sysdev_resume(void)
pr_debug("Resuming System Devices\n");
list_for_each_entry(cls, &system_subsys.kset.list, kset.kobj.entry) {
list_for_each_entry(cls, &system_subsys.list, kset.kobj.entry) {
struct sys_device * sysdev;
pr_debug("Resuming type '%s':\n",
@ -501,7 +501,7 @@ int sysdev_resume(void)
int __init system_bus_init(void)
{
system_subsys.kset.kobj.parent = &devices_subsys.kset.kobj;
system_subsys.kobj.parent = &devices_subsys.kobj;
return subsystem_register(&system_subsys);
}

12
drivers/firmware/efivars.c
View File

@ -409,7 +409,7 @@ static struct kobj_type ktype_efivar = {
};
static ssize_t
dummy(struct subsystem *sub, char *buf)
dummy(struct kset *kset, char *buf)
{
return -ENODEV;
}
@ -422,7 +422,7 @@ efivar_unregister(struct efivar_entry *var)
static ssize_t
efivar_create(struct subsystem *sub, const char *buf, size_t count)
efivar_create(struct kset *kset, const char *buf, size_t count)
{
struct efi_variable *new_var = (struct efi_variable *)buf;
struct efivar_entry *search_efivar, *n;
@ -480,7 +480,7 @@ efivar_create(struct subsystem *sub, const char *buf, size_t count)
}
static ssize_t
efivar_delete(struct subsystem *sub, const char *buf, size_t count)
efivar_delete(struct kset *kset, const char *buf, size_t count)
{
struct efi_variable *del_var = (struct efi_variable *)buf;
struct efivar_entry *search_efivar, *n;
@ -551,11 +551,11 @@ static struct subsys_attribute *var_subsys_attrs[] = {
* the efivars driver
*/
static ssize_t
systab_read(struct subsystem *entry, char *buf)
systab_read(struct kset *kset, char *buf)
{
char *str = buf;
if (!entry || !buf)
if (!kset || !buf)
return -EINVAL;
if (efi.mps != EFI_INVALID_TABLE_ADDR)
@ -687,7 +687,7 @@ efivars_init(void)
goto out_free;
}
kset_set_kset_s(&vars_subsys, efi_subsys);
kobj_set_kset_s(&vars_subsys, efi_subsys);
error = subsystem_register(&vars_subsys);

4
drivers/input/evdev.c
View File

@ -650,7 +650,7 @@ static struct input_handle *evdev_connect(struct input_handler *handler, struct
dev->cdev.dev, evdev->name);
/* temporary symlink to keep userspace happy */
sysfs_create_link(&input_class.subsys.kset.kobj, &cdev->kobj,
sysfs_create_link(&input_class.subsys.kobj, &cdev->kobj,
evdev->name);
return &evdev->handle;
@ -661,7 +661,7 @@ static void evdev_disconnect(struct input_handle *handle)
struct evdev *evdev = handle->private;
struct evdev_list *list;
sysfs_remove_link(&input_class.subsys.kset.kobj, evdev->name);
sysfs_remove_link(&input_class.subsys.kobj, evdev->name);
class_device_destroy(&input_class,
MKDEV(INPUT_MAJOR, EVDEV_MINOR_BASE + evdev->minor));
evdev->exist = 0;

4
drivers/input/joydev.c
View File

@ -539,7 +539,7 @@ static struct input_handle *joydev_connect(struct input_handler *handler, struct
dev->cdev.dev, joydev->name);
/* temporary symlink to keep userspace happy */
sysfs_create_link(&input_class.subsys.kset.kobj, &cdev->kobj,
sysfs_create_link(&input_class.subsys.kobj, &cdev->kobj,
joydev->name);
return &joydev->handle;
@ -550,7 +550,7 @@ static void joydev_disconnect(struct input_handle *handle)
struct joydev *joydev = handle->private;
struct joydev_list *list;
sysfs_remove_link(&input_class.subsys.kset.kobj, joydev->name);
sysfs_remove_link(&input_class.subsys.kobj, joydev->name);
class_device_destroy(&input_class, MKDEV(INPUT_MAJOR, JOYDEV_MINOR_BASE + joydev->minor));
joydev->exist = 0;

4
drivers/input/mousedev.c
View File

@ -661,7 +661,7 @@ static struct input_handle *mousedev_connect(struct input_handler *handler, stru
dev->cdev.dev, mousedev->name);
/* temporary symlink to keep userspace happy */
sysfs_create_link(&input_class.subsys.kset.kobj, &cdev->kobj,
sysfs_create_link(&input_class.subsys.kobj, &cdev->kobj,
mousedev->name);
return &mousedev->handle;
@ -672,7 +672,7 @@ static void mousedev_disconnect(struct input_handle *handle)
struct mousedev *mousedev = handle->private;
struct mousedev_list *list;
sysfs_remove_link(&input_class.subsys.kset.kobj, mousedev->name);
sysfs_remove_link(&input_class.subsys.kobj, mousedev->name);
class_device_destroy(&input_class,
MKDEV(INPUT_MAJOR, MOUSEDEV_MINOR_BASE + mousedev->minor));
mousedev->exist = 0;

4
drivers/input/tsdev.c
View File

@ -420,7 +420,7 @@ static struct input_handle *tsdev_connect(struct input_handler *handler,
dev->cdev.dev, tsdev->name);
/* temporary symlink to keep userspace happy */
sysfs_create_link(&input_class.subsys.kset.kobj, &cdev->kobj,
sysfs_create_link(&input_class.subsys.kobj, &cdev->kobj,
tsdev->name);
return &tsdev->handle;
@ -431,7 +431,7 @@ static void tsdev_disconnect(struct input_handle *handle)
struct tsdev *tsdev = handle->private;
struct tsdev_list *list;
sysfs_remove_link(&input_class.subsys.kset.kobj, tsdev->name);
sysfs_remove_link(&input_class.subsys.kobj, tsdev->name);
class_device_destroy(&input_class,
MKDEV(INPUT_MAJOR, TSDEV_MINOR_BASE + tsdev->minor));
tsdev->exist = 0;

94
drivers/parisc/pdc_stable.c
View File

@ -520,17 +520,17 @@ static struct pdcspath_entry *pdcspath_entries[] = {
/**
* pdcs_size_read - Stable Storage size output.
* @entry: An allocated and populated subsytem struct. We don't use it tho.
* @kset: An allocated and populated struct kset. We don't use it tho.
* @buf: The output buffer to write to.
*/
static ssize_t
pdcs_size_read(struct subsystem *entry, char *buf)
pdcs_size_read(struct kset *kset, char *buf)
{
char *out = buf;
if (!entry || !buf)
if (!kset || !buf)
return -EINVAL;
/* show the size of the stable storage */
out += sprintf(out, "%ld\n", pdcs_size);
@ -539,17 +539,17 @@ pdcs_size_read(struct subsystem *entry, char *buf)
/**
* pdcs_auto_read - Stable Storage autoboot/search flag output.
* @entry: An allocated and populated subsytem struct. We don't use it tho.
* @kset: An allocated and populated struct kset. We don't use it tho.
* @buf: The output buffer to write to.
* @knob: The PF_AUTOBOOT or PF_AUTOSEARCH flag
*/
static ssize_t
pdcs_auto_read(struct subsystem *entry, char *buf, int knob)
pdcs_auto_read(struct kset *kset, char *buf, int knob)
{
char *out = buf;
struct pdcspath_entry *pathentry;
if (!entry || !buf)
if (!kset || !buf)
return -EINVAL;
/* Current flags are stored in primary boot path entry */
@ -565,40 +565,40 @@ pdcs_auto_read(struct subsystem *entry, char *buf, int knob)
/**
* pdcs_autoboot_read - Stable Storage autoboot flag output.
* @entry: An allocated and populated subsytem struct. We don't use it tho.
* @kset: An allocated and populated struct kset. We don't use it tho.
* @buf: The output buffer to write to.
*/
static inline ssize_t
pdcs_autoboot_read(struct subsystem *entry, char *buf)
pdcs_autoboot_read(struct kset *kset, char *buf)
{
return pdcs_auto_read(entry, buf, PF_AUTOBOOT);
return pdcs_auto_read(kset, buf, PF_AUTOBOOT);
}
/**
* pdcs_autosearch_read - Stable Storage autoboot flag output.
* @entry: An allocated and populated subsytem struct. We don't use it tho.
* @kset: An allocated and populated struct kset. We don't use it tho.
* @buf: The output buffer to write to.
*/
static inline ssize_t
pdcs_autosearch_read(struct subsystem *entry, char *buf)
pdcs_autosearch_read(struct kset *kset, char *buf)
{
return pdcs_auto_read(entry, buf, PF_AUTOSEARCH);
return pdcs_auto_read(kset, buf, PF_AUTOSEARCH);
}
/**
* pdcs_timer_read - Stable Storage timer count output (in seconds).
* @entry: An allocated and populated subsytem struct. We don't use it tho.
* @kset: An allocated and populated struct kset. We don't use it tho.
* @buf: The output buffer to write to.
*
* The value of the timer field correponds to a number of seconds in powers of 2.
*/
static ssize_t
pdcs_timer_read(struct subsystem *entry, char *buf)
pdcs_timer_read(struct kset *kset, char *buf)
{
char *out = buf;
struct pdcspath_entry *pathentry;
if (!entry || !buf)
if (!kset || !buf)
return -EINVAL;
/* Current flags are stored in primary boot path entry */
@ -615,15 +615,15 @@ pdcs_timer_read(struct subsystem *entry, char *buf)
/**
* pdcs_osid_read - Stable Storage OS ID register output.
* @entry: An allocated and populated subsytem struct. We don't use it tho.
* @kset: An allocated and populated struct kset. We don't use it tho.
* @buf: The output buffer to write to.
*/
static ssize_t
pdcs_osid_read(struct subsystem *entry, char *buf)
pdcs_osid_read(struct kset *kset, char *buf)
{
char *out = buf;
if (!entry || !buf)
if (!kset || !buf)
return -EINVAL;
out += sprintf(out, "%s dependent data (0x%.4x)\n",
@ -634,18 +634,18 @@ pdcs_osid_read(struct subsystem *entry, char *buf)
/**
* pdcs_osdep1_read - Stable Storage OS-Dependent data area 1 output.
* @entry: An allocated and populated subsytem struct. We don't use it tho.
* @kset: An allocated and populated struct kset. We don't use it tho.
* @buf: The output buffer to write to.
*
* This can hold 16 bytes of OS-Dependent data.
*/
static ssize_t
pdcs_osdep1_read(struct subsystem *entry, char *buf)
pdcs_osdep1_read(struct kset *kset, char *buf)
{
char *out = buf;
u32 result[4];
if (!entry || !buf)
if (!kset || !buf)
return -EINVAL;
if (pdc_stable_read(PDCS_ADDR_OSD1, &result, sizeof(result)) != PDC_OK)
@ -661,18 +661,18 @@ pdcs_osdep1_read(struct subsystem *entry, char *buf)
/**
* pdcs_diagnostic_read - Stable Storage Diagnostic register output.
* @entry: An allocated and populated subsytem struct. We don't use it tho.
* @kset: An allocated and populated struct kset. We don't use it tho.
* @buf: The output buffer to write to.
*
* I have NFC how to interpret the content of that register ;-).
*/
static ssize_t
pdcs_diagnostic_read(struct subsystem *entry, char *buf)
pdcs_diagnostic_read(struct kset *kset, char *buf)
{
char *out = buf;
u32 result;
if (!entry || !buf)
if (!kset || !buf)
return -EINVAL;
/* get diagnostic */
@ -686,18 +686,18 @@ pdcs_diagnostic_read(struct subsystem *entry, char *buf)
/**
* pdcs_fastsize_read - Stable Storage FastSize register output.
* @entry: An allocated and populated subsytem struct. We don't use it tho.
* @kset: An allocated and populated struct kset. We don't use it tho.
* @buf: The output buffer to write to.
*
* This register holds the amount of system RAM to be tested during boot sequence.
*/
static ssize_t
pdcs_fastsize_read(struct subsystem *entry, char *buf)
pdcs_fastsize_read(struct kset *kset, char *buf)
{
char *out = buf;
u32 result;
if (!entry || !buf)
if (!kset || !buf)
return -EINVAL;
/* get fast-size */
@ -715,13 +715,13 @@ pdcs_fastsize_read(struct subsystem *entry, char *buf)
/**
* pdcs_osdep2_read - Stable Storage OS-Dependent data area 2 output.
* @entry: An allocated and populated subsytem struct. We don't use it tho.
* @kset: An allocated and populated struct kset. We don't use it tho.
* @buf: The output buffer to write to.
*
* This can hold pdcs_size - 224 bytes of OS-Dependent data, when available.
*/
static ssize_t
pdcs_osdep2_read(struct subsystem *entry, char *buf)
pdcs_osdep2_read(struct kset *kset, char *buf)
{
char *out = buf;
unsigned long size;
@ -733,7 +733,7 @@ pdcs_osdep2_read(struct subsystem *entry, char *buf)
size = pdcs_size - 224;
if (!entry || !buf)
if (!kset || !buf)
return -EINVAL;
for (i=0; i<size; i+=4) {
@ -748,7 +748,7 @@ pdcs_osdep2_read(struct subsystem *entry, char *buf)
/**
* pdcs_auto_write - This function handles autoboot/search flag modifying.
* @entry: An allocated and populated subsytem struct. We don't use it tho.
* @kset: An allocated and populated struct kset. We don't use it tho.
* @buf: The input buffer to read from.
* @count: The number of bytes to be read.
* @knob: The PF_AUTOBOOT or PF_AUTOSEARCH flag
@ -758,7 +758,7 @@ pdcs_osdep2_read(struct subsystem *entry, char *buf)
* \"n\" (n == 0 or 1) to toggle AutoBoot Off or On
*/
static ssize_t
pdcs_auto_write(struct subsystem *entry, const char *buf, size_t count, int knob)
pdcs_auto_write(struct kset *kset, const char *buf, size_t count, int knob)
{
struct pdcspath_entry *pathentry;
unsigned char flags;
@ -768,7 +768,7 @@ pdcs_auto_write(struct subsystem *entry, const char *buf, size_t count, int knob
if (!capable(CAP_SYS_ADMIN))
return -EACCES;
if (!entry || !buf || !count)
if (!kset || !buf || !count)
return -EINVAL;
/* We'll use a local copy of buf */
@ -823,7 +823,7 @@ pdcs_auto_write(struct subsystem *entry, const char *buf, size_t count, int knob
/**
* pdcs_autoboot_write - This function handles autoboot flag modifying.
* @entry: An allocated and populated subsytem struct. We don't use it tho.
* @kset: An allocated and populated struct kset. We don't use it tho.
* @buf: The input buffer to read from.
* @count: The number of bytes to be read.
*
@ -832,14 +832,14 @@ pdcs_auto_write(struct subsystem *entry, const char *buf, size_t count, int knob
* \"n\" (n == 0 or 1) to toggle AutoSearch Off or On
*/
static inline ssize_t
pdcs_autoboot_write(struct subsystem *entry, const char *buf, size_t count)
pdcs_autoboot_write(struct kset *kset, const char *buf, size_t count)
{
return pdcs_auto_write(entry, buf, count, PF_AUTOBOOT);
return pdcs_auto_write(kset, buf, count, PF_AUTOBOOT);
}
/**
* pdcs_autosearch_write - This function handles autosearch flag modifying.
* @entry: An allocated and populated subsytem struct. We don't use it tho.
* @kset: An allocated and populated struct kset. We don't use it tho.
* @buf: The input buffer to read from.
* @count: The number of bytes to be read.
*
@ -848,14 +848,14 @@ pdcs_autoboot_write(struct subsystem *entry, const char *buf, size_t count)
* \"n\" (n == 0 or 1) to toggle AutoSearch Off or On
*/
static inline ssize_t
pdcs_autosearch_write(struct subsystem *entry, const char *buf, size_t count)
pdcs_autosearch_write(struct kset *kset, const char *buf, size_t count)
{
return pdcs_auto_write(entry, buf, count, PF_AUTOSEARCH);
return pdcs_auto_write(kset, buf, count, PF_AUTOSEARCH);
}
/**
* pdcs_osdep1_write - Stable Storage OS-Dependent data area 1 input.
* @entry: An allocated and populated subsytem struct. We don't use it tho.
* @kset: An allocated and populated struct kset. We don't use it tho.
* @buf: The input buffer to read from.
* @count: The number of bytes to be read.
*
@ -864,14 +864,14 @@ pdcs_autosearch_write(struct subsystem *entry, const char *buf, size_t count)
* its input buffer.
*/
static ssize_t
pdcs_osdep1_write(struct subsystem *entry, const char *buf, size_t count)
pdcs_osdep1_write(struct kset *kset, const char *buf, size_t count)
{
u8 in[16];
if (!capable(CAP_SYS_ADMIN))
return -EACCES;
if (!entry || !buf || !count)
if (!kset || !buf || !count)
return -EINVAL;
if (unlikely(pdcs_osid != OS_ID_LINUX))
@ -892,7 +892,7 @@ pdcs_osdep1_write(struct subsystem *entry, const char *buf, size_t count)
/**
* pdcs_osdep2_write - Stable Storage OS-Dependent data area 2 input.
* @entry: An allocated and populated subsytem struct. We don't use it tho.
* @kset: An allocated and populated struct kset. We don't use it tho.
* @buf: The input buffer to read from.
* @count: The number of bytes to be read.
*
@ -901,7 +901,7 @@ pdcs_osdep1_write(struct subsystem *entry, const char *buf, size_t count)
* constructing its input buffer.
*/
static ssize_t
pdcs_osdep2_write(struct subsystem *entry, const char *buf, size_t count)
pdcs_osdep2_write(struct kset *kset, const char *buf, size_t count)
{
unsigned long size;
unsigned short i;
@ -910,7 +910,7 @@ pdcs_osdep2_write(struct subsystem *entry, const char *buf, size_t count)
if (!capable(CAP_SYS_ADMIN))
return -EACCES;
if (!entry || !buf || !count)
if (!kset || !buf || !count)
return -EINVAL;
if (unlikely(pdcs_size <= 224))

4
drivers/pci/hotplug/acpiphp_ibm.c
View File

@ -424,7 +424,7 @@ static int __init ibm_acpiphp_init(void)
int retval = 0;
acpi_status status;
struct acpi_device *device;
struct kobject *sysdir = &pci_hotplug_slots_subsys.kset.kobj;
struct kobject *sysdir = &pci_hotplug_slots_subsys.kobj;
dbg("%s\n", __FUNCTION__);
@ -471,7 +471,7 @@ static int __init ibm_acpiphp_init(void)
static void __exit ibm_acpiphp_exit(void)
{
acpi_status status;
struct kobject *sysdir = &pci_hotplug_slots_subsys.kset.kobj;
struct kobject *sysdir = &pci_hotplug_slots_subsys.kobj;
dbg("%s\n", __FUNCTION__);

4
drivers/pci/hotplug/pci_hotplug_core.c
View File

@ -62,7 +62,7 @@ static int debug;
static LIST_HEAD(pci_hotplug_slot_list);
struct subsystem pci_hotplug_slots_subsys;
struct kset pci_hotplug_slots_subsys;
static ssize_t hotplug_slot_attr_show(struct kobject *kobj,
struct attribute *attr, char *buf)
@ -764,7 +764,7 @@ static int __init pci_hotplug_init (void)
{
int result;
kset_set_kset_s(&pci_hotplug_slots_subsys, pci_bus_type.subsys);
kobj_set_kset_s(&pci_hotplug_slots_subsys, pci_bus_type.subsys);
result = subsystem_register(&pci_hotplug_slots_subsys);
if (result) {
err("Register subsys with error %d\n", result);

2
fs/configfs/mount.c
View File

@ -140,7 +140,7 @@ static int __init configfs_init(void)
if (!configfs_dir_cachep)
goto out;
kset_set_kset_s(&config_subsys, kernel_subsys);
kobj_set_kset_s(&config_subsys, kernel_subsys);
err = subsystem_register(&config_subsys);
if (err) {
kmem_cache_destroy(configfs_dir_cachep);

2
fs/debugfs/inode.c
View File

@ -374,7 +374,7 @@ static int __init debugfs_init(void)
{
int retval;
kset_set_kset_s(&debug_subsys, kernel_subsys);
kobj_set_kset_s(&debug_subsys, kernel_subsys);
retval = subsystem_register(&debug_subsys);
if (retval)
return retval;

2
fs/dlm/lockspace.c
View File

@ -167,7 +167,6 @@ static struct kobj_type dlm_ktype = {
};
static struct kset dlm_kset = {
.subsys = &kernel_subsys,
.kobj = {.name = "dlm",},
.ktype = &dlm_ktype,
};
@ -218,6 +217,7 @@ int dlm_lockspace_init(void)
INIT_LIST_HEAD(&lslist);
spin_lock_init(&lslist_lock);
kobj_set_kset_s(&dlm_kset, kernel_subsys);
error = kset_register(&dlm_kset);
if (error)
printk("dlm_lockspace_init: cannot register kset %d\n", error);

12
fs/ecryptfs/main.c
View File

@ -793,7 +793,7 @@ static int do_sysfs_registration(void)
"Unable to register ecryptfs sysfs subsystem\n");
goto out;
}
rc = sysfs_create_file(&ecryptfs_subsys.kset.kobj,
rc = sysfs_create_file(&ecryptfs_subsys.kobj,
&sysfs_attr_version.attr);
if (rc) {
printk(KERN_ERR
@ -801,12 +801,12 @@ static int do_sysfs_registration(void)
subsystem_unregister(&ecryptfs_subsys);
goto out;
}
rc = sysfs_create_file(&ecryptfs_subsys.kset.kobj,
rc = sysfs_create_file(&ecryptfs_subsys.kobj,
&sysfs_attr_version_str.attr);
if (rc) {
printk(KERN_ERR
"Unable to create ecryptfs version_str attribute\n");
sysfs_remove_file(&ecryptfs_subsys.kset.kobj,
sysfs_remove_file(&ecryptfs_subsys.kobj,
&sysfs_attr_version.attr);
subsystem_unregister(&ecryptfs_subsys);
goto out;
@ -841,7 +841,7 @@ static int __init ecryptfs_init(void)
ecryptfs_free_kmem_caches();
goto out;
}
kset_set_kset_s(&ecryptfs_subsys, fs_subsys);
kobj_set_kset_s(&ecryptfs_subsys, fs_subsys);
sysfs_attr_version.attr.owner = THIS_MODULE;
sysfs_attr_version_str.attr.owner = THIS_MODULE;
rc = do_sysfs_registration();
@ -862,9 +862,9 @@ static int __init ecryptfs_init(void)
static void __exit ecryptfs_exit(void)
{
sysfs_remove_file(&ecryptfs_subsys.kset.kobj,
sysfs_remove_file(&ecryptfs_subsys.kobj,
&sysfs_attr_version.attr);
sysfs_remove_file(&ecryptfs_subsys.kset.kobj,
sysfs_remove_file(&ecryptfs_subsys.kobj,
&sysfs_attr_version_str.attr);
subsystem_unregister(&ecryptfs_subsys);
ecryptfs_release_messaging(ecryptfs_transport);

4
fs/fuse/inode.c
View File

@ -731,12 +731,12 @@ static int fuse_sysfs_init(void)
{
int err;
kset_set_kset_s(&fuse_subsys, fs_subsys);
kobj_set_kset_s(&fuse_subsys, fs_subsys);
err = subsystem_register(&fuse_subsys);
if (err)
goto out_err;
kset_set_kset_s(&connections_subsys, fuse_subsys);
kobj_set_kset_s(&connections_subsys, fuse_subsys);
err = subsystem_register(&connections_subsys);
if (err)
goto out_fuse_unregister;

2
fs/gfs2/locking/dlm/sysfs.c
View File

@ -190,7 +190,6 @@ static struct kobj_type gdlm_ktype = {
};
static struct kset gdlm_kset = {
.subsys = &kernel_subsys,
.kobj = {.name = "lock_dlm",},
.ktype = &gdlm_ktype,
};
@ -225,6 +224,7 @@ int gdlm_sysfs_init(void)
{
int error;
kobj_set_kset_s(&gdlm_kset, kernel_subsys);
error = kset_register(&gdlm_kset);
if (error)
printk("lock_dlm: cannot register kset %d\n", error);

2
fs/gfs2/sys.c
View File

@ -222,7 +222,6 @@ static struct kobj_type gfs2_ktype = {
};
static struct kset gfs2_kset = {
.subsys = &fs_subsys,
.kobj = {.name = "gfs2"},
.ktype = &gfs2_ktype,
};
@ -554,6 +553,7 @@ int gfs2_sys_init(void)
{
gfs2_sys_margs = NULL;
spin_lock_init(&gfs2_sys_margs_lock);
kobj_set_kset_s(&gfs2_kset, fs_subsys);
return kset_register(&gfs2_kset);
}

4
fs/ocfs2/cluster/masklog.c
View File

@ -147,7 +147,7 @@ static struct kset mlog_kset = {
.kobj = {.name = "logmask", .ktype = &mlog_ktype},
};
int mlog_sys_init(struct subsystem *o2cb_subsys)
int mlog_sys_init(struct kset *o2cb_subsys)
{
int i = 0;
@ -157,7 +157,7 @@ int mlog_sys_init(struct subsystem *o2cb_subsys)
}
mlog_attr_ptrs[i] = NULL;
mlog_kset.subsys = o2cb_subsys;
kobj_set_kset_s(&mlog_kset, o2cb_subsys);
return kset_register(&mlog_kset);
}

2
fs/ocfs2/cluster/masklog.h
View File

@ -278,7 +278,7 @@ extern struct mlog_bits mlog_and_bits, mlog_not_bits;
#include <linux/kobject.h>
#include <linux/sysfs.h>
int mlog_sys_init(struct subsystem *o2cb_subsys);
int mlog_sys_init(struct kset *o2cb_subsys);
void mlog_sys_shutdown(void);
#endif /* O2CLUSTER_MASKLOG_H */

7
fs/ocfs2/cluster/sys.c
View File

@ -42,7 +42,6 @@ struct o2cb_attribute {
#define O2CB_ATTR(_name, _mode, _show, _store) \
struct o2cb_attribute o2cb_attr_##_name = __ATTR(_name, _mode, _show, _store)
#define to_o2cb_subsys(k) container_of(to_kset(k), struct subsystem, kset)
#define to_o2cb_attr(_attr) container_of(_attr, struct o2cb_attribute, attr)
static ssize_t o2cb_interface_revision_show(char *buf)
@ -79,7 +78,7 @@ static ssize_t
o2cb_show(struct kobject * kobj, struct attribute * attr, char * buffer)
{
struct o2cb_attribute *o2cb_attr = to_o2cb_attr(attr);
struct subsystem *sbs = to_o2cb_subsys(kobj);
struct kset *sbs = to_kset(kobj);
BUG_ON(sbs != &o2cb_subsys);
@ -93,7 +92,7 @@ o2cb_store(struct kobject * kobj, struct attribute * attr,
const char * buffer, size_t count)
{
struct o2cb_attribute *o2cb_attr = to_o2cb_attr(attr);
struct subsystem *sbs = to_o2cb_subsys(kobj);
struct kset *sbs = to_kset(kobj);
BUG_ON(sbs != &o2cb_subsys);
@ -112,7 +111,7 @@ int o2cb_sys_init(void)
{
int ret;
o2cb_subsys.kset.kobj.ktype = &o2cb_subsys_type;
o2cb_subsys.kobj.ktype = &o2cb_subsys_type;
ret = subsystem_register(&o2cb_subsys);
if (ret)
return ret;

6
fs/partitions/check.c
View File

@ -312,7 +312,7 @@ static struct attribute * default_attrs[] = {
NULL,
};
extern struct subsystem block_subsys;
extern struct kset block_subsys;
static void part_release(struct kobject *kobj)
{
@ -388,7 +388,7 @@ void add_partition(struct gendisk *disk, int part, sector_t start, sector_t len,
kobject_add(&p->kobj);
if (!disk->part_uevent_suppress)
kobject_uevent(&p->kobj, KOBJ_ADD);
sysfs_create_link(&p->kobj, &block_subsys.kset.kobj, "subsystem");
sysfs_create_link(&p->kobj, &block_subsys.kobj, "subsystem");
if (flags & ADDPART_FLAG_WHOLEDISK) {
static struct attribute addpartattr = {
.name = "whole_disk",
@ -444,7 +444,7 @@ static int disk_sysfs_symlinks(struct gendisk *disk)
goto err_out_dev_link;
}
err = sysfs_create_link(&disk->kobj, &block_subsys.kset.kobj,
err = sysfs_create_link(&disk->kobj, &block_subsys.kobj,
"subsystem");
if (err)
goto err_out_disk_name_lnk;

11
fs/sysfs/file.c
View File

@ -13,8 +13,7 @@
#include "sysfs.h"
#define to_subsys(k) container_of(k,struct subsystem,kset.kobj)
#define to_sattr(a) container_of(a,struct subsys_attribute,attr)
#define to_sattr(a) container_of(a,struct subsys_attribute, attr)
/*
* Subsystem file operations.
@ -24,12 +23,12 @@
static ssize_t
subsys_attr_show(struct kobject * kobj, struct attribute * attr, char * page)
{
struct subsystem * s = to_subsys(kobj);
struct kset *kset = to_kset(kobj);
struct subsys_attribute * sattr = to_sattr(attr);
ssize_t ret = -EIO;
if (sattr->show)
ret = sattr->show(s,page);
ret = sattr->show(kset, page);
return ret;
}
@ -37,12 +36,12 @@ static ssize_t
subsys_attr_store(struct kobject * kobj, struct attribute * attr,
const char * page, size_t count)
{
struct subsystem * s = to_subsys(kobj);
struct kset *kset = to_kset(kobj);
struct subsys_attribute * sattr = to_sattr(attr);
ssize_t ret = -EIO;
if (sattr->store)
ret = sattr->store(s,page,count);
ret = sattr->store(kset, page, count);
return ret;
}

2
include/acpi/acpi_bus.h
View File

@ -316,7 +316,7 @@ struct acpi_bus_event {
u32 data;
};
extern struct subsystem acpi_subsys;
extern struct kset acpi_subsys;
/*
* External Functions

8
include/linux/device.h
View File

@ -53,7 +53,7 @@ struct bus_type {
const char * name;
struct module * owner;
struct subsystem subsys;
struct kset subsys;
struct kset drivers;
struct kset devices;
struct klist klist_devices;
@ -179,7 +179,7 @@ struct class {
const char * name;
struct module * owner;
struct subsystem subsys;
struct kset subsys;
struct list_head children;
struct list_head devices;
struct list_head interfaces;
@ -559,8 +559,8 @@ extern void device_shutdown(void);
/* drivers/base/firmware.c */
extern int __must_check firmware_register(struct subsystem *);
extern void firmware_unregister(struct subsystem *);
extern int __must_check firmware_register(struct kset *);
extern void firmware_unregister(struct kset *);
/* debugging and troubleshooting/diagnostic helpers. */
extern const char *dev_driver_string(struct device *dev);

2
include/linux/fs.h
View File

@ -1416,7 +1416,7 @@ extern void mnt_set_mountpoint(struct vfsmount *, struct dentry *,
extern int vfs_statfs(struct dentry *, struct kstatfs *);
/* /sys/fs */
extern struct subsystem fs_subsys;
extern struct kset fs_subsys;
#define FLOCK_VERIFY_READ 1
#define FLOCK_VERIFY_WRITE 2

58
include/linux/kobject.h
View File

@ -124,7 +124,6 @@ struct kset_uevent_ops {
};
struct kset {
struct subsystem * subsys;
struct kobj_type * ktype;
struct list_head list;
spinlock_t list_lock;
@ -171,32 +170,23 @@ extern struct kobject * kset_find_obj(struct kset *, const char *);
#define set_kset_name(str) .kset = { .kobj = { .name = str } }
struct subsystem {
struct kset kset;
};
#define decl_subsys(_name,_type,_uevent_ops) \
struct subsystem _name##_subsys = { \
.kset = { \
.kobj = { .name = __stringify(_name) }, \
.ktype = _type, \
.uevent_ops =_uevent_ops, \
} \
struct kset _name##_subsys = { \
.kobj = { .name = __stringify(_name) }, \
.ktype = _type, \
.uevent_ops =_uevent_ops, \
}
#define decl_subsys_name(_varname,_name,_type,_uevent_ops) \
struct subsystem _varname##_subsys = { \
.kset = { \
.kobj = { .name = __stringify(_name) }, \
.ktype = _type, \
.uevent_ops =_uevent_ops, \
} \
struct kset _varname##_subsys = { \
.kobj = { .name = __stringify(_name) }, \
.ktype = _type, \
.uevent_ops =_uevent_ops, \
}
/* The global /sys/kernel/ subsystem for people to chain off of */
extern struct subsystem kernel_subsys;
extern struct kset kernel_subsys;
/* The global /sys/hypervisor/ subsystem */
extern struct subsystem hypervisor_subsys;
extern struct kset hypervisor_subsys;
/**
* Helpers for setting the kset of registered objects.
@ -214,7 +204,7 @@ extern struct subsystem hypervisor_subsys;
*/
#define kobj_set_kset_s(obj,subsys) \
(obj)->kobj.kset = &(subsys).kset
(obj)->kobj.kset = &(subsys)
/**
* kset_set_kset_s(obj,subsys) - set kset for embedded kset.
@ -228,7 +218,7 @@ extern struct subsystem hypervisor_subsys;
*/
#define kset_set_kset_s(obj,subsys) \
(obj)->kset.kobj.kset = &(subsys).kset
(obj)->kset.kobj.kset = &(subsys)
/**
* subsys_set_kset(obj,subsys) - set kset for subsystem
@ -241,29 +231,31 @@ extern struct subsystem hypervisor_subsys;
*/
#define subsys_set_kset(obj,_subsys) \
(obj)->subsys.kset.kobj.kset = &(_subsys).kset
(obj)->subsys.kobj.kset = &(_subsys)
extern void subsystem_init(struct subsystem *);
extern int __must_check subsystem_register(struct subsystem *);
extern void subsystem_unregister(struct subsystem *);
extern void subsystem_init(struct kset *);
extern int __must_check subsystem_register(struct kset *);
extern void subsystem_unregister(struct kset *);
static inline struct subsystem * subsys_get(struct subsystem * s)
static inline struct kset *subsys_get(struct kset *s)
{
return s ? container_of(kset_get(&s->kset),struct subsystem,kset) : NULL;
if (s)
return kset_get(s);
return NULL;
}
static inline void subsys_put(struct subsystem * s)
static inline void subsys_put(struct kset *s)
{
kset_put(&s->kset);
kset_put(s);
}
struct subsys_attribute {
struct attribute attr;
ssize_t (*show)(struct subsystem *, char *);
ssize_t (*store)(struct subsystem *, const char *, size_t);
ssize_t (*show)(struct kset *, char *);
ssize_t (*store)(struct kset *, const char *, size_t);
};
extern int __must_check subsys_create_file(struct subsystem * ,
extern int __must_check subsys_create_file(struct kset *,
struct subsys_attribute *);
#if defined(CONFIG_HOTPLUG)

2
include/linux/module.h
View File

@ -568,7 +568,7 @@ struct device_driver;
#ifdef CONFIG_SYSFS
struct module;
extern struct subsystem module_subsys;
extern struct kset module_subsys;
int mod_sysfs_init(struct module *mod);
int mod_sysfs_setup(struct module *mod,

2
include/linux/pci_hotplug.h
View File

@ -174,7 +174,7 @@ extern int pci_hp_register (struct hotplug_slot *slot);
extern int pci_hp_deregister (struct hotplug_slot *slot);
extern int __must_check pci_hp_change_slot_info (struct hotplug_slot *slot,
struct hotplug_slot_info *info);
extern struct subsystem pci_hotplug_slots_subsys;
extern struct kset pci_hotplug_slots_subsys;
/* PCI Setting Record (Type 0) */
struct hpp_type0 {

12
kernel/ksysfs.c
View File

@ -24,18 +24,18 @@ static struct subsys_attribute _name##_attr = \
#if defined(CONFIG_HOTPLUG) && defined(CONFIG_NET)
/* current uevent sequence number */
static ssize_t uevent_seqnum_show(struct subsystem *subsys, char *page)
static ssize_t uevent_seqnum_show(struct kset *kset, char *page)
{
return sprintf(page, "%llu\n", (unsigned long long)uevent_seqnum);
}
KERNEL_ATTR_RO(uevent_seqnum);
/* uevent helper program, used during early boo */
static ssize_t uevent_helper_show(struct subsystem *subsys, char *page)
static ssize_t uevent_helper_show(struct kset *kset, char *page)
{
return sprintf(page, "%s\n", uevent_helper);
}
static ssize_t uevent_helper_store(struct subsystem *subsys, const char *page, size_t count)
static ssize_t uevent_helper_store(struct kset *kset, const char *page, size_t count)
{
if (count+1 > UEVENT_HELPER_PATH_LEN)
return -ENOENT;
@ -49,13 +49,13 @@ KERNEL_ATTR_RW(uevent_helper);
#endif
#ifdef CONFIG_KEXEC
static ssize_t kexec_loaded_show(struct subsystem *subsys, char *page)
static ssize_t kexec_loaded_show(struct kset *kset, char *page)
{
return sprintf(page, "%d\n", !!kexec_image);
}
KERNEL_ATTR_RO(kexec_loaded);
static ssize_t kexec_crash_loaded_show(struct subsystem *subsys, char *page)
static ssize_t kexec_crash_loaded_show(struct kset *kset, char *page)
{
return sprintf(page, "%d\n", !!kexec_crash_image);
}
@ -85,7 +85,7 @@ static int __init ksysfs_init(void)
{
int error = subsystem_register(&kernel_subsys);
if (!error)
error = sysfs_create_group(&kernel_subsys.kset.kobj,
error = sysfs_create_group(&kernel_subsys.kobj,
&kernel_attr_group);
return error;

8
kernel/module.c
View File

@ -45,6 +45,8 @@
#include <asm/cacheflush.h>
#include <linux/license.h>
extern int module_sysfs_initialized;
#if 0
#define DEBUGP printk
#else
@ -1117,8 +1119,8 @@ int mod_sysfs_init(struct module *mod)
{
int err;
if (!module_subsys.kset.subsys) {
printk(KERN_ERR "%s: module_subsys not initialized\n",
if (!module_sysfs_initialized) {
printk(KERN_ERR "%s: module sysfs not initialized\n",
mod->name);
err = -EINVAL;
goto out;
@ -2385,7 +2387,7 @@ 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.kset, drv->mod_name);
mkobj = kset_find_obj(&module_subsys, drv->mod_name);
if (mkobj) {
mk = container_of(mkobj, struct module_kobject, kobj);
/* remember our module structure */

2
kernel/params.c
View File

@ -691,6 +691,7 @@ static struct kset_uevent_ops module_uevent_ops = {
};
decl_subsys(module, &module_ktype, &module_uevent_ops);
int module_sysfs_initialized;
static struct kobj_type module_ktype = {
.sysfs_ops = &module_sysfs_ops,
@ -709,6 +710,7 @@ static int __init param_sysfs_init(void)
__FILE__, __LINE__, ret);
return ret;
}
module_sysfs_initialized = 1;
param_sysfs_builtin();

14
kernel/power/disk.c
View File

@ -322,13 +322,13 @@ static const char * const pm_disk_modes[] = {
* supports it (as determined from pm_ops->pm_disk_mode).
*/
static ssize_t disk_show(struct subsystem * subsys, char * buf)
static ssize_t disk_show(struct kset *kset, char *buf)
{
return sprintf(buf, "%s\n", pm_disk_modes[pm_disk_mode]);
}
static ssize_t disk_store(struct subsystem * s, const char * buf, size_t n)
static ssize_t disk_store(struct kset *kset, const char *buf, size_t n)
{
int error = 0;
int i;
@ -373,13 +373,13 @@ static ssize_t disk_store(struct subsystem * s, const char * buf, size_t n)
power_attr(disk);
static ssize_t resume_show(struct subsystem * subsys, char *buf)
static ssize_t resume_show(struct kset *kset, char *buf)
{
return sprintf(buf,"%d:%d\n", MAJOR(swsusp_resume_device),
MINOR(swsusp_resume_device));
}
static ssize_t resume_store(struct subsystem *subsys, const char *buf, size_t n)
static ssize_t resume_store(struct kset *kset, const char *buf, size_t n)
{
unsigned int maj, min;
dev_t res;
@ -405,12 +405,12 @@ static ssize_t resume_store(struct subsystem *subsys, const char *buf, size_t n)
power_attr(resume);
static ssize_t image_size_show(struct subsystem * subsys, char *buf)
static ssize_t image_size_show(struct kset *kset, char *buf)
{
return sprintf(buf, "%lu\n", image_size);
}
static ssize_t image_size_store(struct subsystem * subsys, const char * buf, size_t n)
static ssize_t image_size_store(struct kset *kset, const char *buf, size_t n)
{
unsigned long size;
@ -439,7 +439,7 @@ static struct attribute_group attr_group = {
static int __init pm_disk_init(void)
{
return sysfs_create_group(&power_subsys.kset.kobj,&attr_group);
return sysfs_create_group(&power_subsys.kobj, &attr_group);
}
core_initcall(pm_disk_init);

10
kernel/power/main.c
View File

@ -285,7 +285,7 @@ decl_subsys(power,NULL,NULL);
* proper enumerated value, and initiates a suspend transition.
*/
static ssize_t state_show(struct subsystem * subsys, char * buf)
static ssize_t state_show(struct kset *kset, char *buf)
{
int i;
char * s = buf;
@ -298,7 +298,7 @@ static ssize_t state_show(struct subsystem * subsys, char * buf)
return (s - buf);
}
static ssize_t state_store(struct subsystem * subsys, const char * buf, size_t n)
static ssize_t state_store(struct kset *kset, const char *buf, size_t n)
{
suspend_state_t state = PM_SUSPEND_STANDBY;
const char * const *s;
@ -325,13 +325,13 @@ power_attr(state);
#ifdef CONFIG_PM_TRACE
int pm_trace_enabled;
static ssize_t pm_trace_show(struct subsystem * subsys, char * buf)
static ssize_t pm_trace_show(struct kset *kset, char *buf)
{
return sprintf(buf, "%d\n", pm_trace_enabled);
}
static ssize_t
pm_trace_store(struct subsystem * subsys, const char * buf, size_t n)
pm_trace_store(struct kset *kset, const char *buf, size_t n)
{
int val;
@ -365,7 +365,7 @@ static int __init pm_init(void)
{
int error = subsystem_register(&power_subsys);
if (!error)
error = sysfs_create_group(&power_subsys.kset.kobj,&attr_group);
error = sysfs_create_group(&power_subsys.kobj,&attr_group);
return error;
}

2
kernel/power/power.h
View File

@ -35,7 +35,7 @@ static struct subsys_attribute _name##_attr = { \
.store = _name##_store, \
}
extern struct subsystem power_subsys;
extern struct kset power_subsys;
/* References to section boundaries */
extern const void __nosave_begin, __nosave_end;

69
lib/kobject.c
View File

@ -582,22 +582,10 @@ void kset_init(struct kset * k)
/**
* kset_add - add a kset object to the hierarchy.
* @k: kset.
*
* Simply, this adds the kset's embedded kobject to the
* hierarchy.
* We also try to make sure that the kset's embedded kobject
* has a parent before it is added. We only care if the embedded
* kobject is not part of a kset itself, since kobject_add()
* assigns a parent in that case.
* If that is the case, and the kset has a controlling subsystem,
* then we set the kset's parent to be said subsystem.
*/
int kset_add(struct kset * k)
{
if (!k->kobj.parent && !k->kobj.kset && k->subsys)
k->kobj.parent = &k->subsys->kset.kobj;
return kobject_add(&k->kobj);
}
@ -656,53 +644,28 @@ struct kobject * kset_find_obj(struct kset * kset, const char * name)
return ret;
}
void subsystem_init(struct subsystem * s)
void subsystem_init(struct kset *s)
{
kset_init(&s->kset);
kset_init(s);
}
/**
* subsystem_register - register a subsystem.
* @s: the subsystem we're registering.
*
* Once we register the subsystem, we want to make sure that
* the kset points back to this subsystem.
*/
int subsystem_register(struct subsystem * s)
int subsystem_register(struct kset *s)
{
int error;
if (!s)
return -EINVAL;
subsystem_init(s);
pr_debug("subsystem %s: registering\n",s->kset.kobj.name);
if (!(error = kset_add(&s->kset))) {
if (!s->kset.subsys)
s->kset.subsys = s;
}
return error;
return kset_register(s);
}
void subsystem_unregister(struct subsystem * s)
void subsystem_unregister(struct kset *s)
{
if (!s)
return;
pr_debug("subsystem %s: unregistering\n",s->kset.kobj.name);
kset_unregister(&s->kset);
kset_unregister(s);
}
/**
* subsystem_create_file - export sysfs attribute file.
* @s: subsystem.
* @a: subsystem attribute descriptor.
*/
int subsys_create_file(struct subsystem * s, struct subsys_attribute * a)
int subsys_create_file(struct kset *s, struct subsys_attribute *a)
{
int error = 0;
@ -710,28 +673,12 @@ int subsys_create_file(struct subsystem * s, struct subsys_attribute * a)
return -EINVAL;
if (subsys_get(s)) {
error = sysfs_create_file(&s->kset.kobj,&a->attr);
error = sysfs_create_file(&s->kobj, &a->attr);
subsys_put(s);
}
return error;
}
/**
* subsystem_remove_file - remove sysfs attribute file.
* @s: subsystem.
* @a: attribute desciptor.
*/
#if 0
void subsys_remove_file(struct subsystem * s, struct subsys_attribute * a)
{
if (subsys_get(s)) {
sysfs_remove_file(&s->kset.kobj,&a->attr);
subsys_put(s);
}
}
#endif /* 0 */
EXPORT_SYMBOL(kobject_init);
EXPORT_SYMBOL(kobject_register);
EXPORT_SYMBOL(kobject_unregister);

2
security/inode.c
View File

@ -321,7 +321,7 @@ static int __init securityfs_init(void)
{
int retval;
kset_set_kset_s(&security_subsys, kernel_subsys);
kobj_set_kset_s(&security_subsys, kernel_subsys);
retval = subsystem_register(&security_subsys);
if (retval)
return retval;