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kobject: remove kset_find_obj_hinted()

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Now that there are no in-kernel users of this function, remove it as it
is no longer needed.

Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Kay Sievers 2011-12-21 15:13:54 -08:00 committed by Greg Kroah-Hartman
parent a6ec0c03a0
commit b3e8d7b247
2 changed files with 0 additions and 39 deletions
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2
include/linux/kobject.h
View File

@ -191,8 +191,6 @@ static inline struct kobj_type *get_ktype(struct kobject *kobj)
}
extern struct kobject *kset_find_obj(struct kset *, const char *);
extern struct kobject *kset_find_obj_hinted(struct kset *, const char *,
struct kobject *);
/* The global /sys/kernel/ kobject for people to chain off of */
extern struct kobject *kernel_kobj;

37
lib/kobject.c
View File

@ -745,44 +745,12 @@ void kset_unregister(struct kset *k)
* take a reference and return the object.
*/
struct kobject *kset_find_obj(struct kset *kset, const char *name)
{
return kset_find_obj_hinted(kset, name, NULL);
}
/**
* kset_find_obj_hinted - search for object in kset given a predecessor hint.
* @kset: kset we're looking in.
* @name: object's name.
* @hint: hint to possible object's predecessor.
*
* Check the hint's next object and if it is a match return it directly,
* otherwise, fall back to the behavior of kset_find_obj(). Either way
* a reference for the returned object is held and the reference on the
* hinted object is released.
*/
struct kobject *kset_find_obj_hinted(struct kset *kset, const char *name,
struct kobject *hint)
{
struct kobject *k;
struct kobject *ret = NULL;
spin_lock(&kset->list_lock);
if (!hint)
goto slow_search;
/* end of list detection */
if (hint->entry.next == kset->list.next)
goto slow_search;
k = container_of(hint->entry.next, struct kobject, entry);
if (!kobject_name(k) || strcmp(kobject_name(k), name))
goto slow_search;
ret = kobject_get(k);
goto unlock_exit;
slow_search:
list_for_each_entry(k, &kset->list, entry) {
if (kobject_name(k) && !strcmp(kobject_name(k), name)) {
ret = kobject_get(k);
@ -790,12 +758,7 @@ struct kobject *kset_find_obj_hinted(struct kset *kset, const char *name,
}
}
unlock_exit:
spin_unlock(&kset->list_lock);
if (hint)
kobject_put(hint);
return ret;
}