Lines Matching refs:zone
103 struct zone *zone; member
561 static int page_outside_zone_boundaries(struct zone *zone, struct page *page) in page_outside_zone_boundaries() argument
569 seq = zone_span_seqbegin(zone); in page_outside_zone_boundaries()
570 start_pfn = zone->zone_start_pfn; in page_outside_zone_boundaries()
571 sp = zone->spanned_pages; in page_outside_zone_boundaries()
572 if (!zone_spans_pfn(zone, pfn)) in page_outside_zone_boundaries()
574 } while (zone_span_seqretry(zone, seq)); in page_outside_zone_boundaries()
578 pfn, zone_to_nid(zone), zone->name, in page_outside_zone_boundaries()
584 static int page_is_consistent(struct zone *zone, struct page *page) in page_is_consistent() argument
588 if (zone != page_zone(page)) in page_is_consistent()
596 static int __maybe_unused bad_range(struct zone *zone, struct page *page) in bad_range() argument
598 if (page_outside_zone_boundaries(zone, page)) in bad_range()
600 if (!page_is_consistent(zone, page)) in bad_range()
606 static inline int __maybe_unused bad_range(struct zone *zone, struct page *page) in bad_range() argument
745 static inline bool set_page_guard(struct zone *zone, struct page *page, in set_page_guard() argument
758 __mod_zone_freepage_state(zone, -(1 << order), migratetype); in set_page_guard()
763 static inline void clear_page_guard(struct zone *zone, struct page *page, in clear_page_guard() argument
773 __mod_zone_freepage_state(zone, (1 << order), migratetype); in clear_page_guard()
776 static inline bool set_page_guard(struct zone *zone, struct page *page, in set_page_guard() argument
778 static inline void clear_page_guard(struct zone *zone, struct page *page, in clear_page_guard() argument
830 static inline struct capture_control *task_capc(struct zone *zone) in task_capc() argument
837 capc->cc->zone == zone && in task_capc()
867 static inline struct capture_control *task_capc(struct zone *zone) in task_capc() argument
906 struct zone *zone, unsigned int order, in __free_one_page() argument
913 struct capture_control *capc = task_capc(zone); in __free_one_page()
917 VM_BUG_ON(!zone_is_initialized(zone)); in __free_one_page()
922 __mod_zone_freepage_state(zone, 1 << order, migratetype); in __free_one_page()
925 VM_BUG_ON_PAGE(bad_range(zone, page), page); in __free_one_page()
930 __mod_zone_freepage_state(zone, -(1 << order), in __free_one_page()
946 clear_page_guard(zone, buddy, order, migratetype); in __free_one_page()
948 del_page_from_free_area(buddy, &zone->free_area[order]); in __free_one_page()
963 if (unlikely(has_isolate_pageblock(zone))) { in __free_one_page()
999 add_to_free_area_tail(page, &zone->free_area[order], in __free_one_page()
1006 add_to_free_area_random(page, &zone->free_area[order], in __free_one_page()
1009 add_to_free_area(page, &zone->free_area[order], migratetype); in __free_one_page()
1256 static void free_pcppages_bulk(struct zone *zone, int count, in free_pcppages_bulk() argument
1312 spin_lock(&zone->lock); in free_pcppages_bulk()
1313 isolated_pageblocks = has_isolate_pageblock(zone); in free_pcppages_bulk()
1327 __free_one_page(page, page_to_pfn(page), zone, 0, mt); in free_pcppages_bulk()
1330 spin_unlock(&zone->lock); in free_pcppages_bulk()
1333 static void free_one_page(struct zone *zone, in free_one_page() argument
1338 spin_lock(&zone->lock); in free_one_page()
1339 if (unlikely(has_isolate_pageblock(zone) || in free_one_page()
1343 __free_one_page(page, pfn, zone, order, migratetype); in free_one_page()
1344 spin_unlock(&zone->lock); in free_one_page()
1348 unsigned long zone, int nid) in __init_single_page() argument
1351 set_page_links(page, zone, nid, pfn); in __init_single_page()
1360 if (!is_highmem_idx(zone)) in __init_single_page()
1378 struct zone *zone = &pgdat->node_zones[zid]; in init_reserved_page() local
1380 if (pfn >= zone->zone_start_pfn && pfn < zone_end_pfn(zone)) in init_reserved_page()
1523 unsigned long end_pfn, struct zone *zone) in __pageblock_pfn_to_page() argument
1538 if (page_zone(start_page) != zone) in __pageblock_pfn_to_page()
1550 void set_zone_contiguous(struct zone *zone) in set_zone_contiguous() argument
1552 unsigned long block_start_pfn = zone->zone_start_pfn; in set_zone_contiguous()
1556 for (; block_start_pfn < zone_end_pfn(zone); in set_zone_contiguous()
1560 block_end_pfn = min(block_end_pfn, zone_end_pfn(zone)); in set_zone_contiguous()
1563 block_end_pfn, zone)) in set_zone_contiguous()
1568 zone->contiguous = true; in set_zone_contiguous()
1571 void clear_zone_contiguous(struct zone *zone) in clear_zone_contiguous() argument
1573 zone->contiguous = false; in clear_zone_contiguous()
1663 static unsigned long __init deferred_init_pages(struct zone *zone, in deferred_init_pages() argument
1668 int nid = zone_to_nid(zone); in deferred_init_pages()
1670 int zid = zone_idx(zone); in deferred_init_pages()
1696 deferred_init_mem_pfn_range_in_zone(u64 *i, struct zone *zone, in deferred_init_mem_pfn_range_in_zone() argument
1707 for_each_free_mem_pfn_range_in_zone(j, zone, spfn, epfn) { in deferred_init_mem_pfn_range_in_zone()
1730 deferred_init_maxorder(u64 *i, struct zone *zone, unsigned long *start_pfn, in deferred_init_maxorder() argument
1739 for_each_free_mem_pfn_range_in_zone_from(j, zone, start_pfn, end_pfn) { in deferred_init_maxorder()
1746 nr_pages += deferred_init_pages(zone, *start_pfn, t); in deferred_init_maxorder()
1757 for_each_free_mem_pfn_range_in_zone_from(j, zone, &spfn, &epfn) { in deferred_init_maxorder()
1781 struct zone *zone; in deferred_init_memmap() local
1804 zone = pgdat->node_zones + zid; in deferred_init_memmap()
1805 if (first_init_pfn < zone_end_pfn(zone)) in deferred_init_memmap()
1810 if (!deferred_init_mem_pfn_range_in_zone(&i, zone, &spfn, &epfn, in deferred_init_memmap()
1820 nr_pages += deferred_init_maxorder(&i, zone, &spfn, &epfn); in deferred_init_memmap()
1825 WARN_ON(++zid < MAX_NR_ZONES && populated_zone(++zone)); in deferred_init_memmap()
1850 deferred_grow_zone(struct zone *zone, unsigned int order) in deferred_grow_zone() argument
1853 pg_data_t *pgdat = zone->zone_pgdat; in deferred_grow_zone()
1860 if (zone_end_pfn(zone) != pgdat_end_pfn(pgdat)) in deferred_grow_zone()
1886 if (!deferred_init_mem_pfn_range_in_zone(&i, zone, &spfn, &epfn, in deferred_grow_zone()
1903 nr_pages += deferred_init_maxorder(&i, zone, &spfn, &epfn); in deferred_grow_zone()
1927 _deferred_grow_zone(struct zone *zone, unsigned int order) in _deferred_grow_zone() argument
1929 return deferred_grow_zone(zone, order); in _deferred_grow_zone()
1936 struct zone *zone; in page_alloc_init_late() local
1955 for_each_populated_zone(zone) in page_alloc_init_late()
1956 zone_pcp_update(zone); in page_alloc_init_late()
1974 for_each_populated_zone(zone) in page_alloc_init_late()
1975 set_zone_contiguous(zone); in page_alloc_init_late()
2027 static inline void expand(struct zone *zone, struct page *page, in expand() argument
2037 VM_BUG_ON_PAGE(bad_range(zone, &page[size]), &page[size]); in expand()
2045 if (set_page_guard(zone, &page[size], high, migratetype)) in expand()
2193 struct page *__rmqueue_smallest(struct zone *zone, unsigned int order, in __rmqueue_smallest() argument
2202 area = &(zone->free_area[current_order]); in __rmqueue_smallest()
2207 expand(zone, page, order, current_order, area, migratetype); in __rmqueue_smallest()
2233 static __always_inline struct page *__rmqueue_cma_fallback(struct zone *zone, in __rmqueue_cma_fallback() argument
2236 return __rmqueue_smallest(zone, order, MIGRATE_CMA); in __rmqueue_cma_fallback()
2239 static inline struct page *__rmqueue_cma_fallback(struct zone *zone, in __rmqueue_cma_fallback() argument
2248 static int move_freepages(struct zone *zone, in move_freepages() argument
2277 VM_BUG_ON_PAGE(page_to_nid(page) != zone_to_nid(zone), page); in move_freepages()
2278 VM_BUG_ON_PAGE(page_zone(page) != zone, page); in move_freepages()
2281 move_to_free_area(page, &zone->free_area[order], migratetype); in move_freepages()
2289 int move_freepages_block(struct zone *zone, struct page *page, in move_freepages_block() argument
2305 if (!zone_spans_pfn(zone, start_pfn)) in move_freepages_block()
2307 if (!zone_spans_pfn(zone, end_pfn)) in move_freepages_block()
2310 return move_freepages(zone, start_page, end_page, migratetype, in move_freepages_block()
2358 static inline void boost_watermark(struct zone *zone) in boost_watermark() argument
2365 max_boost = mult_frac(zone->_watermark[WMARK_HIGH], in boost_watermark()
2381 zone->watermark_boost = min(zone->watermark_boost + pageblock_nr_pages, in boost_watermark()
2393 static void steal_suitable_fallback(struct zone *zone, struct page *page, in steal_suitable_fallback() argument
2421 boost_watermark(zone); in steal_suitable_fallback()
2423 set_bit(ZONE_BOOSTED_WATERMARK, &zone->flags); in steal_suitable_fallback()
2429 free_pages = move_freepages_block(zone, page, start_type, in steal_suitable_fallback()
2468 area = &zone->free_area[current_order]; in steal_suitable_fallback()
2513 static void reserve_highatomic_pageblock(struct page *page, struct zone *zone, in reserve_highatomic_pageblock() argument
2523 max_managed = (zone_managed_pages(zone) / 100) + pageblock_nr_pages; in reserve_highatomic_pageblock()
2524 if (zone->nr_reserved_highatomic >= max_managed) in reserve_highatomic_pageblock()
2527 spin_lock_irqsave(&zone->lock, flags); in reserve_highatomic_pageblock()
2530 if (zone->nr_reserved_highatomic >= max_managed) in reserve_highatomic_pageblock()
2537 zone->nr_reserved_highatomic += pageblock_nr_pages; in reserve_highatomic_pageblock()
2539 move_freepages_block(zone, page, MIGRATE_HIGHATOMIC, NULL); in reserve_highatomic_pageblock()
2543 spin_unlock_irqrestore(&zone->lock, flags); in reserve_highatomic_pageblock()
2561 struct zone *zone; in unreserve_highatomic_pageblock() local
2566 for_each_zone_zonelist_nodemask(zone, z, zonelist, ac->high_zoneidx, in unreserve_highatomic_pageblock()
2572 if (!force && zone->nr_reserved_highatomic <= in unreserve_highatomic_pageblock()
2576 spin_lock_irqsave(&zone->lock, flags); in unreserve_highatomic_pageblock()
2578 struct free_area *area = &(zone->free_area[order]); in unreserve_highatomic_pageblock()
2599 zone->nr_reserved_highatomic -= min( in unreserve_highatomic_pageblock()
2601 zone->nr_reserved_highatomic); in unreserve_highatomic_pageblock()
2614 ret = move_freepages_block(zone, page, ac->migratetype, in unreserve_highatomic_pageblock()
2617 spin_unlock_irqrestore(&zone->lock, flags); in unreserve_highatomic_pageblock()
2621 spin_unlock_irqrestore(&zone->lock, flags); in unreserve_highatomic_pageblock()
2638 __rmqueue_fallback(struct zone *zone, int order, int start_migratetype, in __rmqueue_fallback() argument
2663 area = &(zone->free_area[current_order]); in __rmqueue_fallback()
2689 area = &(zone->free_area[current_order]); in __rmqueue_fallback()
2705 steal_suitable_fallback(zone, page, alloc_flags, start_migratetype, in __rmqueue_fallback()
2720 __rmqueue(struct zone *zone, unsigned int order, int migratetype, in __rmqueue() argument
2726 page = __rmqueue_smallest(zone, order, migratetype); in __rmqueue()
2729 page = __rmqueue_cma_fallback(zone, order); in __rmqueue()
2731 if (!page && __rmqueue_fallback(zone, order, migratetype, in __rmqueue()
2745 static int rmqueue_bulk(struct zone *zone, unsigned int order, in rmqueue_bulk() argument
2751 spin_lock(&zone->lock); in rmqueue_bulk()
2753 struct page *page = __rmqueue(zone, order, migratetype, in rmqueue_bulk()
2774 __mod_zone_page_state(zone, NR_FREE_CMA_PAGES, in rmqueue_bulk()
2784 __mod_zone_page_state(zone, NR_FREE_PAGES, -(i << order)); in rmqueue_bulk()
2785 spin_unlock(&zone->lock); in rmqueue_bulk()
2798 void drain_zone_pages(struct zone *zone, struct per_cpu_pages *pcp) in drain_zone_pages() argument
2807 free_pcppages_bulk(zone, to_drain, pcp); in drain_zone_pages()
2819 static void drain_pages_zone(unsigned int cpu, struct zone *zone) in drain_pages_zone() argument
2826 pset = per_cpu_ptr(zone->pageset, cpu); in drain_pages_zone()
2830 free_pcppages_bulk(zone, pcp->count, pcp); in drain_pages_zone()
2843 struct zone *zone; in drain_pages() local
2845 for_each_populated_zone(zone) { in drain_pages()
2846 drain_pages_zone(cpu, zone); in drain_pages()
2856 void drain_local_pages(struct zone *zone) in drain_local_pages() argument
2860 if (zone) in drain_local_pages()
2861 drain_pages_zone(cpu, zone); in drain_local_pages()
2880 drain_local_pages(drain->zone); in drain_local_pages_wq()
2891 void drain_all_pages(struct zone *zone) in drain_all_pages() argument
2914 if (!zone) in drain_all_pages()
2927 struct zone *z; in drain_all_pages()
2930 if (zone) { in drain_all_pages()
2931 pcp = per_cpu_ptr(zone->pageset, cpu); in drain_all_pages()
2953 drain->zone = zone; in drain_all_pages()
2970 void mark_free_pages(struct zone *zone) in mark_free_pages() argument
2977 if (zone_is_empty(zone)) in mark_free_pages()
2980 spin_lock_irqsave(&zone->lock, flags); in mark_free_pages()
2982 max_zone_pfn = zone_end_pfn(zone); in mark_free_pages()
2983 for (pfn = zone->zone_start_pfn; pfn < max_zone_pfn; pfn++) in mark_free_pages()
2992 if (page_zone(page) != zone) in mark_free_pages()
3001 &zone->free_area[order].free_list[t], lru) { in mark_free_pages()
3014 spin_unlock_irqrestore(&zone->lock, flags); in mark_free_pages()
3032 struct zone *zone = page_zone(page); in free_unref_page_commit() local
3048 free_one_page(zone, page, pfn, 0, migratetype); in free_unref_page_commit()
3054 pcp = &this_cpu_ptr(zone->pageset)->pcp; in free_unref_page_commit()
3059 free_pcppages_bulk(zone, batch, pcp); in free_unref_page_commit()
3142 struct zone *zone; in __isolate_free_page() local
3147 zone = page_zone(page); in __isolate_free_page()
3157 watermark = zone->_watermark[WMARK_MIN] + (1UL << order); in __isolate_free_page()
3158 if (!zone_watermark_ok(zone, 0, watermark, 0, ALLOC_CMA)) in __isolate_free_page()
3161 __mod_zone_freepage_state(zone, -(1UL << order), mt); in __isolate_free_page()
3192 static inline void zone_statistics(struct zone *preferred_zone, struct zone *z) in zone_statistics()
3215 static struct page *__rmqueue_pcplist(struct zone *zone, int migratetype, in __rmqueue_pcplist() argument
3224 pcp->count += rmqueue_bulk(zone, 0, in __rmqueue_pcplist()
3240 static struct page *rmqueue_pcplist(struct zone *preferred_zone, in rmqueue_pcplist()
3241 struct zone *zone, gfp_t gfp_flags, in rmqueue_pcplist() argument
3250 pcp = &this_cpu_ptr(zone->pageset)->pcp; in rmqueue_pcplist()
3252 page = __rmqueue_pcplist(zone, migratetype, alloc_flags, pcp, list); in rmqueue_pcplist()
3255 zone_statistics(preferred_zone, zone); in rmqueue_pcplist()
3265 struct page *rmqueue(struct zone *preferred_zone, in rmqueue()
3266 struct zone *zone, unsigned int order, in rmqueue() argument
3274 page = rmqueue_pcplist(preferred_zone, zone, gfp_flags, in rmqueue()
3284 spin_lock_irqsave(&zone->lock, flags); in rmqueue()
3289 page = __rmqueue_smallest(zone, order, MIGRATE_HIGHATOMIC); in rmqueue()
3294 page = __rmqueue(zone, order, migratetype, alloc_flags); in rmqueue()
3296 spin_unlock(&zone->lock); in rmqueue()
3299 __mod_zone_freepage_state(zone, -(1 << order), in rmqueue()
3303 zone_statistics(preferred_zone, zone); in rmqueue()
3308 if (test_bit(ZONE_BOOSTED_WATERMARK, &zone->flags)) { in rmqueue()
3309 clear_bit(ZONE_BOOSTED_WATERMARK, &zone->flags); in rmqueue()
3310 wakeup_kswapd(zone, 0, 0, zone_idx(zone)); in rmqueue()
3313 VM_BUG_ON_PAGE(page && bad_range(zone, page), page); in rmqueue()
3401 bool __zone_watermark_ok(struct zone *z, unsigned int order, unsigned long mark, in __zone_watermark_ok()
3480 bool zone_watermark_ok(struct zone *z, unsigned int order, unsigned long mark, in zone_watermark_ok()
3487 static inline bool zone_watermark_fast(struct zone *z, unsigned int order, in zone_watermark_fast()
3513 bool zone_watermark_ok_safe(struct zone *z, unsigned int order, in zone_watermark_ok_safe()
3526 static bool zone_allows_reclaim(struct zone *local_zone, struct zone *zone) in zone_allows_reclaim() argument
3528 return node_distance(zone_to_nid(local_zone), zone_to_nid(zone)) <= in zone_allows_reclaim()
3532 static bool zone_allows_reclaim(struct zone *local_zone, struct zone *zone) in zone_allows_reclaim() argument
3547 alloc_flags_nofragment(struct zone *zone, gfp_t gfp_mask) in alloc_flags_nofragment() argument
3555 if (!zone) in alloc_flags_nofragment()
3558 if (zone_idx(zone) != ZONE_NORMAL) in alloc_flags_nofragment()
3567 if (nr_online_nodes > 1 && !populated_zone(--zone)) in alloc_flags_nofragment()
3584 struct zone *zone; in get_page_from_freelist() local
3595 for_next_zone_zonelist_nodemask(zone, z, ac->zonelist, ac->high_zoneidx, in get_page_from_freelist()
3602 !__cpuset_zone_allowed(zone, gfp_mask)) in get_page_from_freelist()
3624 if (last_pgdat_dirty_limit == zone->zone_pgdat) in get_page_from_freelist()
3627 if (!node_dirty_ok(zone->zone_pgdat)) { in get_page_from_freelist()
3628 last_pgdat_dirty_limit = zone->zone_pgdat; in get_page_from_freelist()
3634 zone != ac->preferred_zoneref->zone) { in get_page_from_freelist()
3642 local_nid = zone_to_nid(ac->preferred_zoneref->zone); in get_page_from_freelist()
3643 if (zone_to_nid(zone) != local_nid) { in get_page_from_freelist()
3649 mark = wmark_pages(zone, alloc_flags & ALLOC_WMARK_MASK); in get_page_from_freelist()
3650 if (!zone_watermark_fast(zone, order, mark, in get_page_from_freelist()
3660 if (_deferred_grow_zone(zone, order)) in get_page_from_freelist()
3670 !zone_allows_reclaim(ac->preferred_zoneref->zone, zone)) in get_page_from_freelist()
3673 ret = node_reclaim(zone->zone_pgdat, gfp_mask, order); in get_page_from_freelist()
3683 if (zone_watermark_ok(zone, order, mark, in get_page_from_freelist()
3692 page = rmqueue(ac->preferred_zoneref->zone, zone, order, in get_page_from_freelist()
3702 reserve_highatomic_pageblock(page, zone, order); in get_page_from_freelist()
3709 if (_deferred_grow_zone(zone, order)) in get_page_from_freelist()
3922 struct zone *zone = page_zone(page); in __alloc_pages_direct_compact() local
3924 zone->compact_blockskip_flush = false; in __alloc_pages_direct_compact()
3925 compaction_defer_reset(zone, order, true); in __alloc_pages_direct_compact()
4034 struct zone *zone; in should_compact_retry() local
4046 for_each_zone_zonelist_nodemask(zone, z, ac->zonelist, ac->high_zoneidx, in should_compact_retry()
4048 if (zone_watermark_ok(zone, 0, min_wmark_pages(zone), in should_compact_retry()
4171 struct zone *zone; in wake_all_kswapds() local
4175 for_each_zone_zonelist_nodemask(zone, z, ac->zonelist, high_zoneidx, in wake_all_kswapds()
4177 if (last_pgdat != zone->zone_pgdat) in wake_all_kswapds()
4178 wakeup_kswapd(zone, gfp_mask, order, high_zoneidx); in wake_all_kswapds()
4179 last_pgdat = zone->zone_pgdat; in wake_all_kswapds()
4281 struct zone *zone; in should_reclaim_retry() local
4310 for_each_zone_zonelist_nodemask(zone, z, ac->zonelist, ac->high_zoneidx, in should_reclaim_retry()
4314 unsigned long min_wmark = min_wmark_pages(zone); in should_reclaim_retry()
4317 available = reclaimable = zone_reclaimable_pages(zone); in should_reclaim_retry()
4318 available += zone_page_state_snapshot(zone, NR_FREE_PAGES); in should_reclaim_retry()
4324 wmark = __zone_watermark_ok(zone, order, min_wmark, in should_reclaim_retry()
4338 write_pending = zone_page_state_snapshot(zone, in should_reclaim_retry()
4445 if (!ac->preferred_zoneref->zone) in __alloc_pages_slowpath()
4753 alloc_flags |= alloc_flags_nofragment(ac.preferred_zoneref->zone, gfp_mask); in __alloc_pages_nodemask()
5049 struct zone *zone; in nr_free_zone_pages() local
5056 for_each_zone_zonelist(zone, z, zonelist, offset) { in nr_free_zone_pages()
5057 unsigned long size = zone_managed_pages(zone); in nr_free_zone_pages()
5058 unsigned long high = high_wmark_pages(zone); in nr_free_zone_pages()
5094 static inline void show_node(struct zone *zone) in show_node() argument
5097 printk("Node %d ", zone_to_nid(zone)); in show_node()
5107 struct zone *zone; in si_mem_available() local
5113 for_each_zone(zone) in si_mem_available()
5114 wmark_low += low_wmark_pages(zone); in si_mem_available()
5175 struct zone *zone = &pgdat->node_zones[zone_type]; in si_meminfo_node() local
5177 if (is_highmem(zone)) { in si_meminfo_node()
5178 managed_highpages += zone_managed_pages(zone); in si_meminfo_node()
5179 free_highpages += zone_page_state(zone, NR_FREE_PAGES); in si_meminfo_node()
5254 struct zone *zone; in show_free_areas() local
5257 for_each_populated_zone(zone) { in show_free_areas()
5258 if (show_mem_node_skip(filter, zone_to_nid(zone), nodemask)) in show_free_areas()
5262 free_pcp += per_cpu_ptr(zone->pageset, cpu)->pcp.count; in show_free_areas()
5340 for_each_populated_zone(zone) { in show_free_areas()
5343 if (show_mem_node_skip(filter, zone_to_nid(zone), nodemask)) in show_free_areas()
5348 free_pcp += per_cpu_ptr(zone->pageset, cpu)->pcp.count; in show_free_areas()
5350 show_node(zone); in show_free_areas()
5373 zone->name, in show_free_areas()
5374 K(zone_page_state(zone, NR_FREE_PAGES)), in show_free_areas()
5375 K(min_wmark_pages(zone)), in show_free_areas()
5376 K(low_wmark_pages(zone)), in show_free_areas()
5377 K(high_wmark_pages(zone)), in show_free_areas()
5378 K(zone_page_state(zone, NR_ZONE_ACTIVE_ANON)), in show_free_areas()
5379 K(zone_page_state(zone, NR_ZONE_INACTIVE_ANON)), in show_free_areas()
5380 K(zone_page_state(zone, NR_ZONE_ACTIVE_FILE)), in show_free_areas()
5381 K(zone_page_state(zone, NR_ZONE_INACTIVE_FILE)), in show_free_areas()
5382 K(zone_page_state(zone, NR_ZONE_UNEVICTABLE)), in show_free_areas()
5383 K(zone_page_state(zone, NR_ZONE_WRITE_PENDING)), in show_free_areas()
5384 K(zone->present_pages), in show_free_areas()
5385 K(zone_managed_pages(zone)), in show_free_areas()
5386 K(zone_page_state(zone, NR_MLOCK)), in show_free_areas()
5387 zone_page_state(zone, NR_KERNEL_STACK_KB), in show_free_areas()
5388 K(zone_page_state(zone, NR_PAGETABLE)), in show_free_areas()
5389 K(zone_page_state(zone, NR_BOUNCE)), in show_free_areas()
5391 K(this_cpu_read(zone->pageset->pcp.count)), in show_free_areas()
5392 K(zone_page_state(zone, NR_FREE_CMA_PAGES))); in show_free_areas()
5395 printk(KERN_CONT " %ld", zone->lowmem_reserve[i]); in show_free_areas()
5399 for_each_populated_zone(zone) { in show_free_areas()
5404 if (show_mem_node_skip(filter, zone_to_nid(zone), nodemask)) in show_free_areas()
5406 show_node(zone); in show_free_areas()
5407 printk(KERN_CONT "%s: ", zone->name); in show_free_areas()
5409 spin_lock_irqsave(&zone->lock, flags); in show_free_areas()
5411 struct free_area *area = &zone->free_area[order]; in show_free_areas()
5423 spin_unlock_irqrestore(&zone->lock, flags); in show_free_areas()
5440 static void zoneref_set_zone(struct zone *zone, struct zoneref *zoneref) in zoneref_set_zone() argument
5442 zoneref->zone = zone; in zoneref_set_zone()
5443 zoneref->zone_idx = zone_idx(zone); in zoneref_set_zone()
5453 struct zone *zone; in build_zonerefs_node() local
5459 zone = pgdat->node_zones + zone_type; in build_zonerefs_node()
5460 if (managed_zone(zone)) { in build_zonerefs_node()
5461 zoneref_set_zone(zone, &zonerefs[nr_zones++]); in build_zonerefs_node()
5605 zonerefs->zone = NULL; in build_zonelists_in_node_order()
5620 zonerefs->zone = NULL; in build_thisnode_zonelists()
5678 return zone_to_nid(z->zone); in local_memory_node()
5719 zonerefs->zone = NULL; in build_zonelists()
5852 overlap_memmap_init(unsigned long zone, unsigned long *pfn) in overlap_memmap_init() argument
5857 if (mirrored_kernelcore && zone == ZONE_MOVABLE) { in overlap_memmap_init()
5879 void __meminit memmap_init_zone(unsigned long size, int nid, unsigned long zone, in memmap_init_zone() argument
5897 if (zone == ZONE_DEVICE) { in memmap_init_zone()
5917 if (overlap_memmap_init(zone, &pfn)) in memmap_init_zone()
5924 __init_single_page(page, pfn, zone, nid); in memmap_init_zone()
5948 void __ref memmap_init_zone_device(struct zone *zone, in memmap_init_zone_device() argument
5954 struct pglist_data *pgdat = zone->zone_pgdat; in memmap_init_zone_device()
5956 unsigned long zone_idx = zone_idx(zone); in memmap_init_zone_device()
5960 if (WARN_ON_ONCE(!pgmap || zone_idx(zone) != ZONE_DEVICE)) in memmap_init_zone_device()
6021 static void __meminit zone_init_free_lists(struct zone *zone) in zone_init_free_lists() argument
6025 INIT_LIST_HEAD(&zone->free_area[order].free_list[t]); in zone_init_free_lists()
6026 zone->free_area[order].nr_free = 0; in zone_init_free_lists()
6031 unsigned long zone, unsigned long start_pfn) in memmap_init() argument
6033 memmap_init_zone(size, nid, zone, start_pfn, MEMMAP_EARLY, NULL); in memmap_init()
6036 static int zone_batchsize(struct zone *zone) in zone_batchsize() argument
6045 batch = zone_managed_pages(zone) / 1024; in zone_batchsize()
6150 static void pageset_set_high_and_batch(struct zone *zone, in pageset_set_high_and_batch() argument
6155 (zone_managed_pages(zone) / in pageset_set_high_and_batch()
6158 pageset_set_batch(pcp, zone_batchsize(zone)); in pageset_set_high_and_batch()
6161 static void __meminit zone_pageset_init(struct zone *zone, int cpu) in zone_pageset_init() argument
6163 struct per_cpu_pageset *pcp = per_cpu_ptr(zone->pageset, cpu); in zone_pageset_init()
6166 pageset_set_high_and_batch(zone, pcp); in zone_pageset_init()
6169 void __meminit setup_zone_pageset(struct zone *zone) in setup_zone_pageset() argument
6172 zone->pageset = alloc_percpu(struct per_cpu_pageset); in setup_zone_pageset()
6174 zone_pageset_init(zone, cpu); in setup_zone_pageset()
6184 struct zone *zone; in setup_per_cpu_pageset() local
6186 for_each_populated_zone(zone) in setup_per_cpu_pageset()
6187 setup_zone_pageset(zone); in setup_per_cpu_pageset()
6194 static __meminit void zone_pcp_init(struct zone *zone) in zone_pcp_init() argument
6201 zone->pageset = &boot_pageset; in zone_pcp_init()
6203 if (populated_zone(zone)) in zone_pcp_init()
6205 zone->name, zone->present_pages, in zone_pcp_init()
6206 zone_batchsize(zone)); in zone_pcp_init()
6209 void __meminit init_currently_empty_zone(struct zone *zone, in init_currently_empty_zone() argument
6213 struct pglist_data *pgdat = zone->zone_pgdat; in init_currently_empty_zone()
6214 int zone_idx = zone_idx(zone) + 1; in init_currently_empty_zone()
6219 zone->zone_start_pfn = zone_start_pfn; in init_currently_empty_zone()
6224 (unsigned long)zone_idx(zone), in init_currently_empty_zone()
6227 zone_init_free_lists(zone); in init_currently_empty_zone()
6228 zone->initialized = 1; in init_currently_empty_zone()
6516 unsigned int zone; in zone_spanned_pages_in_node() local
6519 for (zone = 0; zone < zone_type; zone++) in zone_spanned_pages_in_node()
6520 *zone_start_pfn += zones_size[zone]; in zone_spanned_pages_in_node()
6551 struct zone *zone = pgdat->node_zones + i; in calculate_node_totalpages() local
6565 zone->zone_start_pfn = zone_start_pfn; in calculate_node_totalpages()
6567 zone->zone_start_pfn = 0; in calculate_node_totalpages()
6568 zone->spanned_pages = size; in calculate_node_totalpages()
6569 zone->present_pages = real_size; in calculate_node_totalpages()
6603 struct zone *zone, in setup_usemap() argument
6608 zone->pageblock_flags = NULL; in setup_usemap()
6610 zone->pageblock_flags = in setup_usemap()
6613 if (!zone->pageblock_flags) in setup_usemap()
6615 usemapsize, zone->name, pgdat->node_id); in setup_usemap()
6619 static inline void setup_usemap(struct pglist_data *pgdat, struct zone *zone, in setup_usemap() argument
6717 static void __meminit zone_init_internals(struct zone *zone, enum zone_type idx, int nid, in zone_init_internals() argument
6720 atomic_long_set(&zone->managed_pages, remaining_pages); in zone_init_internals()
6721 zone_set_nid(zone, nid); in zone_init_internals()
6722 zone->name = zone_names[idx]; in zone_init_internals()
6723 zone->zone_pgdat = NODE_DATA(nid); in zone_init_internals()
6724 spin_lock_init(&zone->lock); in zone_init_internals()
6725 zone_seqlock_init(zone); in zone_init_internals()
6726 zone_pcp_init(zone); in zone_init_internals()
6766 struct zone *zone = pgdat->node_zones + j; in free_area_init_core() local
6768 unsigned long zone_start_pfn = zone->zone_start_pfn; in free_area_init_core()
6770 size = zone->spanned_pages; in free_area_init_core()
6771 freesize = zone->present_pages; in free_area_init_core()
6810 zone_init_internals(zone, j, nid, freesize); in free_area_init_core()
6816 setup_usemap(pgdat, zone, zone_start_pfn, size); in free_area_init_core()
6817 init_currently_empty_zone(zone, zone_start_pfn, size); in free_area_init_core()
7310 struct zone *zone = &pgdat->node_zones[zone_type]; in check_for_memory() local
7311 if (populated_zone(zone)) { in check_for_memory()
7671 struct zone *zone = pgdat->node_zones + i; in calculate_totalreserve_pages() local
7673 unsigned long managed_pages = zone_managed_pages(zone); in calculate_totalreserve_pages()
7677 if (zone->lowmem_reserve[j] > max) in calculate_totalreserve_pages()
7678 max = zone->lowmem_reserve[j]; in calculate_totalreserve_pages()
7682 max += high_wmark_pages(zone); in calculate_totalreserve_pages()
7708 struct zone *zone = pgdat->node_zones + j; in setup_per_zone_lowmem_reserve() local
7709 unsigned long managed_pages = zone_managed_pages(zone); in setup_per_zone_lowmem_reserve()
7711 zone->lowmem_reserve[j] = 0; in setup_per_zone_lowmem_reserve()
7715 struct zone *lower_zone; in setup_per_zone_lowmem_reserve()
7740 struct zone *zone; in __setup_per_zone_wmarks() local
7744 for_each_zone(zone) { in __setup_per_zone_wmarks()
7745 if (!is_highmem(zone)) in __setup_per_zone_wmarks()
7746 lowmem_pages += zone_managed_pages(zone); in __setup_per_zone_wmarks()
7749 for_each_zone(zone) { in __setup_per_zone_wmarks()
7752 spin_lock_irqsave(&zone->lock, flags); in __setup_per_zone_wmarks()
7753 tmp = (u64)pages_min * zone_managed_pages(zone); in __setup_per_zone_wmarks()
7755 if (is_highmem(zone)) { in __setup_per_zone_wmarks()
7767 min_pages = zone_managed_pages(zone) / 1024; in __setup_per_zone_wmarks()
7769 zone->_watermark[WMARK_MIN] = min_pages; in __setup_per_zone_wmarks()
7775 zone->_watermark[WMARK_MIN] = tmp; in __setup_per_zone_wmarks()
7784 mult_frac(zone_managed_pages(zone), in __setup_per_zone_wmarks()
7787 zone->_watermark[WMARK_LOW] = min_wmark_pages(zone) + tmp; in __setup_per_zone_wmarks()
7788 zone->_watermark[WMARK_HIGH] = min_wmark_pages(zone) + tmp * 2; in __setup_per_zone_wmarks()
7789 zone->watermark_boost = 0; in __setup_per_zone_wmarks()
7791 spin_unlock_irqrestore(&zone->lock, flags); in __setup_per_zone_wmarks()
7921 struct zone *zone; in setup_min_unmapped_ratio() local
7926 for_each_zone(zone) in setup_min_unmapped_ratio()
7927 zone->zone_pgdat->min_unmapped_pages += (zone_managed_pages(zone) * in setup_min_unmapped_ratio()
7949 struct zone *zone; in setup_min_slab_ratio() local
7954 for_each_zone(zone) in setup_min_slab_ratio()
7955 zone->zone_pgdat->min_slab_pages += (zone_managed_pages(zone) * in setup_min_slab_ratio()
7999 struct zone *zone; in percpu_pagelist_fraction_sysctl_handler() local
8022 for_each_populated_zone(zone) { in percpu_pagelist_fraction_sysctl_handler()
8026 pageset_set_high_and_batch(zone, in percpu_pagelist_fraction_sysctl_handler()
8027 per_cpu_ptr(zone->pageset, cpu)); in percpu_pagelist_fraction_sysctl_handler()
8183 bool has_unmovable_pages(struct zone *zone, struct page *page, int count, in has_unmovable_pages() argument
8228 if (zone_idx(zone) == ZONE_MOVABLE) in has_unmovable_pages()
8290 WARN_ON_ONCE(zone_idx(zone) == ZONE_MOVABLE); in has_unmovable_pages()
8340 nr_reclaimed = reclaim_clean_pages_from_list(cc->zone, in __alloc_contig_migrate_range()
8385 .zone = page_zone(pfn_to_page(start)), in alloc_contig_range()
8524 void __meminit zone_pcp_update(struct zone *zone) in zone_pcp_update() argument
8529 pageset_set_high_and_batch(zone, in zone_pcp_update()
8530 per_cpu_ptr(zone->pageset, cpu)); in zone_pcp_update()
8534 void zone_pcp_reset(struct zone *zone) in zone_pcp_reset() argument
8542 if (zone->pageset != &boot_pageset) { in zone_pcp_reset()
8544 pset = per_cpu_ptr(zone->pageset, cpu); in zone_pcp_reset()
8545 drain_zonestat(zone, pset); in zone_pcp_reset()
8547 free_percpu(zone->pageset); in zone_pcp_reset()
8548 zone->pageset = &boot_pageset; in zone_pcp_reset()
8562 struct zone *zone; in __offline_isolated_pages() local
8576 zone = page_zone(pfn_to_page(pfn)); in __offline_isolated_pages()
8577 spin_lock_irqsave(&zone->lock, flags); in __offline_isolated_pages()
8604 del_page_from_free_area(page, &zone->free_area[order]); in __offline_isolated_pages()
8609 spin_unlock_irqrestore(&zone->lock, flags); in __offline_isolated_pages()
8617 struct zone *zone = page_zone(page); in is_free_buddy_page() local
8622 spin_lock_irqsave(&zone->lock, flags); in is_free_buddy_page()
8629 spin_unlock_irqrestore(&zone->lock, flags); in is_free_buddy_page()
8642 struct zone *zone = page_zone(page); in set_hwpoison_free_buddy_page() local
8648 spin_lock_irqsave(&zone->lock, flags); in set_hwpoison_free_buddy_page()
8658 spin_unlock_irqrestore(&zone->lock, flags); in set_hwpoison_free_buddy_page()