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Merge branch 'driver-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core-2.6

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* 'driver-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core-2.6:
  driver core: Document that device_rename() is only for networking
  sysfs: remove useless test from sysfs_merge_group
  driver-core: merge private parts of class and bus
  driver core: fix whitespace in class_attr_string
This commit is contained in:
Linus Torvalds
2011-01-10 16:10:33 -08:00
parent 949f6711b8 c6c0ac664c
commit e54be894ea
6 changed files with 70 additions and 88 deletions
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24
drivers/base/core.c
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@@ -647,7 +647,7 @@ class_dir_create_and_add(struct class *class, struct kobject *parent_kobj)
dir->class = class;
kobject_init(&dir->kobj, &class_dir_ktype);
dir->kobj.kset = &class->p->class_dirs;
dir->kobj.kset = &class->p->glue_dirs;
retval = kobject_add(&dir->kobj, parent_kobj, "%s", class->name);
if (retval < 0) {
@@ -672,7 +672,7 @@ static struct kobject *get_device_parent(struct device *dev,
if (sysfs_deprecated && dev->class == &block_class) {
if (parent && parent->class == &block_class)
return &parent->kobj;
return &block_class.p->class_subsys.kobj;
return &block_class.p->subsys.kobj;
}
#endif
@@ -691,13 +691,13 @@ static struct kobject *get_device_parent(struct device *dev,
mutex_lock(&gdp_mutex);
/* find our class-directory at the parent and reference it */
spin_lock(&dev->class->p->class_dirs.list_lock);
list_for_each_entry(k, &dev->class->p->class_dirs.list, entry)
spin_lock(&dev->class->p->glue_dirs.list_lock);
list_for_each_entry(k, &dev->class->p->glue_dirs.list, entry)
if (k->parent == parent_kobj) {
kobj = kobject_get(k);
break;
}
spin_unlock(&dev->class->p->class_dirs.list_lock);
spin_unlock(&dev->class->p->glue_dirs.list_lock);
if (kobj) {
mutex_unlock(&gdp_mutex);
return kobj;
@@ -719,7 +719,7 @@ static void cleanup_glue_dir(struct device *dev, struct kobject *glue_dir)
{
/* see if we live in a "glue" directory */
if (!glue_dir || !dev->class ||
glue_dir->kset != &dev->class->p->class_dirs)
glue_dir->kset != &dev->class->p->glue_dirs)
return;
kobject_put(glue_dir);
@@ -746,7 +746,7 @@ static int device_add_class_symlinks(struct device *dev)
return 0;
error = sysfs_create_link(&dev->kobj,
&dev->class->p->class_subsys.kobj,
&dev->class->p->subsys.kobj,
"subsystem");
if (error)
goto out;
@@ -765,7 +765,7 @@ static int device_add_class_symlinks(struct device *dev)
#endif
/* link in the class directory pointing to the device */
error = sysfs_create_link(&dev->class->p->class_subsys.kobj,
error = sysfs_create_link(&dev->class->p->subsys.kobj,
&dev->kobj, dev_name(dev));
if (error)
goto out_device;
@@ -793,7 +793,7 @@ static void device_remove_class_symlinks(struct device *dev)
if (sysfs_deprecated && dev->class == &block_class)
return;
#endif
sysfs_delete_link(&dev->class->p->class_subsys.kobj, &dev->kobj, dev_name(dev));
sysfs_delete_link(&dev->class->p->subsys.kobj, &dev->kobj, dev_name(dev));
}
/**
@@ -984,7 +984,7 @@ int device_add(struct device *dev)
mutex_lock(&dev->class->p->class_mutex);
/* tie the class to the device */
klist_add_tail(&dev->knode_class,
&dev->class->p->class_devices);
&dev->class->p->klist_devices);
/* notify any interfaces that the device is here */
list_for_each_entry(class_intf,
@@ -1550,6 +1550,8 @@ EXPORT_SYMBOL_GPL(device_destroy);
* exclusion between two different calls of device_rename
* on the same device to ensure that new_name is valid and
* won't conflict with other devices.
*
* "Never use this function, bad things will happen" - gregkh
*/
int device_rename(struct device *dev, const char *new_name)
{
@@ -1572,7 +1574,7 @@ int device_rename(struct device *dev, const char *new_name)
}
if (dev->class) {
error = sysfs_rename_link(&dev->class->p->class_subsys.kobj,
error = sysfs_rename_link(&dev->class->p->subsys.kobj,
&dev->kobj, old_device_name, new_name);
if (error)
goto out;