1262 					struct per_cpu_pages *pcp)  in free_pcppages_bulk()  argument
1285 			list = &pcp->lists[migratetype];  in free_pcppages_bulk()
1296 			pcp->count--;  in free_pcppages_bulk()
1312 			if (prefetch_nr++ < pcp->batch)  in free_pcppages_bulk()
2799 void drain_zone_pages(struct zone *zone, struct per_cpu_pages *pcp)  in drain_zone_pages()  argument
2805 	batch = READ_ONCE(pcp->batch);  in drain_zone_pages()
2806 	to_drain = min(pcp->count, batch);  in drain_zone_pages()
2808 		free_pcppages_bulk(zone, to_drain, pcp);  in drain_zone_pages()
2824 	struct per_cpu_pages *pcp;  in drain_pages_zone()  local
2829 	pcp = &pset->pcp;  in drain_pages_zone()
2830 	if (pcp->count)  in drain_pages_zone()
2831 		free_pcppages_bulk(zone, pcp->count, pcp);  in drain_pages_zone()
2927 		struct per_cpu_pageset *pcp;  in drain_all_pages()  local
2932 			pcp = per_cpu_ptr(zone->pageset, cpu);  in drain_all_pages()
2933 			if (pcp->pcp.count)  in drain_all_pages()
2937 				pcp = per_cpu_ptr(z->pageset, cpu);  in drain_all_pages()
2938 				if (pcp->pcp.count) {  in drain_all_pages()
3034 	struct per_cpu_pages *pcp;  in free_unref_page_commit()  local
3055 	pcp = &this_cpu_ptr(zone->pageset)->pcp;  in free_unref_page_commit()
3056 	list_add(&page->lru, &pcp->lists[migratetype]);  in free_unref_page_commit()
3057 	pcp->count++;  in free_unref_page_commit()
3058 	if (pcp->count >= pcp->high) {  in free_unref_page_commit()
3059 		unsigned long batch = READ_ONCE(pcp->batch);  in free_unref_page_commit()
3060 		free_pcppages_bulk(zone, batch, pcp);  in free_unref_page_commit()
3218 			struct per_cpu_pages *pcp,  in __rmqueue_pcplist()  argument
3225 			pcp->count += rmqueue_bulk(zone, 0,  in __rmqueue_pcplist()
3226 					pcp->batch, list,  in __rmqueue_pcplist()
3234 		pcp->count--;  in __rmqueue_pcplist()
3245 	struct per_cpu_pages *pcp;  in rmqueue_pcplist()  local
3251 	pcp = &this_cpu_ptr(zone->pageset)->pcp;  in rmqueue_pcplist()
3252 	list = &pcp->lists[migratetype];  in rmqueue_pcplist()
3253 	page = __rmqueue_pcplist(zone,  migratetype, alloc_flags, pcp, list);  in rmqueue_pcplist()
5263 			free_pcp += per_cpu_ptr(zone->pageset, cpu)->pcp.count;  in show_free_areas()
5349 			free_pcp += per_cpu_ptr(zone->pageset, cpu)->pcp.count;  in show_free_areas()
5398 			K(this_cpu_read(zone->pageset->pcp.count)),  in show_free_areas()
6105 static void pageset_update(struct per_cpu_pages *pcp, unsigned long high,  in pageset_update()  argument
6109 	pcp->batch = 1;  in pageset_update()
6113 	pcp->high = high;  in pageset_update()
6116 	pcp->batch = batch;  in pageset_update()
6122 	pageset_update(&p->pcp, 6 * batch, max(1UL, 1 * batch));  in pageset_set_batch()
6127 	struct per_cpu_pages *pcp;  in pageset_init()  local
6132 	pcp = &p->pcp;  in pageset_init()
6134 		INIT_LIST_HEAD(&pcp->lists[migratetype]);  in pageset_init()
6154 	pageset_update(&p->pcp, high, batch);  in pageset_set_high()
6158 				       struct per_cpu_pageset *pcp)  in pageset_set_high_and_batch()  argument
6161 		pageset_set_high(pcp,  in pageset_set_high_and_batch()
6165 		pageset_set_batch(pcp, zone_batchsize(zone));  in pageset_set_high_and_batch()
6170 	struct per_cpu_pageset *pcp = per_cpu_ptr(zone->pageset, cpu);  in zone_pageset_init()  local
6172 	pageset_init(pcp);  in zone_pageset_init()
6173 	pageset_set_high_and_batch(zone, pcp);  in zone_pageset_init()