67 	return atomic_read(&page->_refcount);  in page_ref_count()
72 	return atomic_read(&compound_head(page)->_refcount);  in page_count()
77 	atomic_set(&page->_refcount, v);  in set_page_count()
93 	atomic_add(nr, &page->_refcount);  in page_ref_add()
100 	atomic_sub(nr, &page->_refcount);  in page_ref_sub()
107 	int ret = atomic_sub_return(nr, &page->_refcount);  in page_ref_sub_return()
116 	atomic_inc(&page->_refcount);  in page_ref_inc()
123 	atomic_dec(&page->_refcount);  in page_ref_dec()
130 	int ret = atomic_sub_and_test(nr, &page->_refcount);  in page_ref_sub_and_test()
139 	int ret = atomic_inc_return(&page->_refcount);  in page_ref_inc_return()
148 	int ret = atomic_dec_and_test(&page->_refcount);  in page_ref_dec_and_test()
157 	int ret = atomic_dec_return(&page->_refcount);  in page_ref_dec_return()
166 	int ret = atomic_add_unless(&page->_refcount, nr, u);  in page_ref_add_unless()
175 	int ret = likely(atomic_cmpxchg(&page->_refcount, count, 0) == count);  in page_ref_freeze()
187 	atomic_set_release(&page->_refcount, count);  in page_ref_unfreeze()