178 static void pool_fini(struct pagevec *pv)  in pool_fini()  argument
180 	pagevec_release(pv);  in pool_fini()
183 static int pool_refill(struct pagevec *pv, gfp_t gfp)  in pool_refill()  argument
185 	while (pagevec_space(pv)) {  in pool_refill()
192 		pagevec_add(pv, p);  in pool_refill()
198 static int pool_init(struct pagevec *pv, gfp_t gfp)  in pool_init()  argument
202 	pagevec_init(pv);  in pool_init()
204 	err = pool_refill(pv, gfp);  in pool_init()
206 		pool_fini(pv);  in pool_init()
211 static void *pool_alloc(struct pagevec *pv, gfp_t gfp)  in pool_alloc()  argument
216 	if (!p && pagevec_count(pv))  in pool_alloc()
217 		p = pv->pages[--pv->nr];  in pool_alloc()
222 static void pool_free(struct pagevec *pv, void *addr)  in pool_free()  argument
226 	if (pagevec_space(pv))  in pool_free()
227 		pagevec_add(pv, p);  in pool_free()