blk_queue_ktype   518 block/blk-core.c 	kobject_init(&q->kobj, &blk_queue_ktype);
blk_queue_ktype   929 block/blk-sysfs.c struct kobj_type blk_queue_ktype = {
blk_queue_ktype    38 block/blk.h    extern struct kobj_type blk_queue_ktype;