Revert "kobject: introduce kobj_completion"

This reverts commit eee031649707db3c9920d9498f8d03819b74fc23.

Jeff writes:
	I have no objections to reverting it. There were concerns from
	Al Viro that it'd be tough to get right by callers and I had
	assumed it got dropped after that. I had planned on using it in
	my btrfs sysfs exports patchset but came up with a better way.

Cc: Jeff Mahoney <jeffm@suse.com>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 0 insertions, 18 deletions

diff --git a/include/linux/kobj_completion.h b/include/linux/kobj_completion.h
deleted file mode 100644
index a428f6436063..000000000000
--- a/include/linux/kobj_completion.h
+++ /dev/null
@@ -1,18 +0,0 @@
-#ifndef _KOBJ_COMPLETION_H_
-#define _KOBJ_COMPLETION_H_
-
-#include <linux/kobject.h>
-#include <linux/completion.h>
-
-struct kobj_completion {
-        struct kobject kc_kobj;
-        struct completion kc_unregister;
-};
-
-#define kobj_to_kobj_completion(kobj) \
-        container_of(kobj, struct kobj_completion, kc_kobj)
-
-void kobj_completion_init(struct kobj_completion *kc, struct kobj_type *ktype);
-void kobj_completion_release(struct kobject *kobj);
-void kobj_completion_del_and_wait(struct kobj_completion *kc);
-#endif /* _KOBJ_COMPLETION_H_ */