1399 	int to_drain, batch;  in drain_zone_pages()  local
1402 	batch = READ_ONCE(pcp->batch);  in drain_zone_pages()
1403 	to_drain = min(pcp->count, batch);  in drain_zone_pages()
1601 		unsigned long batch = READ_ONCE(pcp->batch);  in free_hot_cold_page()  local
1602 		free_pcppages_bulk(zone, batch, pcp);  in free_hot_cold_page()
1603 		pcp->count -= batch;  in free_hot_cold_page()
1743 					pcp->batch, list,  in buffered_rmqueue()
3892 static void setup_pageset(struct per_cpu_pageset *p, unsigned long batch);
4273 	int batch;  in zone_batchsize()  local
4281 	batch = zone->managed_pages / 1024;  in zone_batchsize()
4282 	if (batch * PAGE_SIZE > 512 * 1024)  in zone_batchsize()
4283 		batch = (512 * 1024) / PAGE_SIZE;  in zone_batchsize()
4284 	batch /= 4;		/* We effectively *= 4 below */  in zone_batchsize()
4285 	if (batch < 1)  in zone_batchsize()
4286 		batch = 1;  in zone_batchsize()
4298 	batch = rounddown_pow_of_two(batch + batch/2) - 1;  in zone_batchsize()
4300 	return batch;  in zone_batchsize()
4334 		unsigned long batch)  in pageset_update()  argument
4337 	pcp->batch = 1;  in pageset_update()
4344 	pcp->batch = batch;  in pageset_update()
4348 static void pageset_set_batch(struct per_cpu_pageset *p, unsigned long batch)  in pageset_set_batch()  argument
4350 	pageset_update(&p->pcp, 6 * batch, max(1UL, 1 * batch));  in pageset_set_batch()
4366 static void setup_pageset(struct per_cpu_pageset *p, unsigned long batch)  in setup_pageset()  argument
4369 	pageset_set_batch(p, batch);  in setup_pageset()
4379 	unsigned long batch = max(1UL, high / 4);  in pageset_set_high()  local
4381 		batch = PAGE_SHIFT * 8;  in pageset_set_high()
4383 	pageset_update(&p->pcp, high, batch);  in pageset_set_high()