compound_head     457 include/linux/mm.h 	return atomic_read(&compound_head(page)->_count);
compound_head     518 include/linux/mm.h 	return compound_head(page);
compound_head     196 include/linux/pagemap.h 	VM_BUG_ON_PAGE(PageCompound(page) && page != compound_head(page), page);
compound_head    1596 include/linux/skbuff.h 	page = compound_head(page);