centos man page for __class_create

__CLASS_CREATE(9)					   Device drivers infrastructure					 __CLASS_CREATE(9)

NAME
       __class_create - create a struct class structure

SYNOPSIS
       struct class * __class_create(struct module * owner, const char * name, struct lock_class_key * key);

ARGUMENTS
       owner
	   pointer to the module that is to "own" this struct class

       name
	   pointer to a string for the name of this class.

       key
	   the lock_class_key for this class; used by mutex lock debugging

DESCRIPTION
       This is used to create a struct class pointer that can then be used in calls to device_create.

       Returns struct class pointer on success, or ERR_PTR on error.

       Note, the pointer created here is to be destroyed when finished by making a call to class_destroy.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014							 __CLASS_CREATE(9)