diff options
| -rw-r--r-- | Documentation/cgroup-v1/memcg_test.txt | 4 | ||||
| -rw-r--r-- | Documentation/cgroup-v1/memory.txt | 4 | ||||
| -rw-r--r-- | include/linux/mm_types.h | 2 | ||||
| -rw-r--r-- | include/linux/mmzone.h | 10 | ||||
| -rw-r--r-- | mm/compaction.c | 10 | ||||
| -rw-r--r-- | mm/filemap.c | 4 | ||||
| -rw-r--r-- | mm/huge_memory.c | 6 | ||||
| -rw-r--r-- | mm/memcontrol.c | 6 | ||||
| -rw-r--r-- | mm/mlock.c | 10 | ||||
| -rw-r--r-- | mm/page_alloc.c | 4 | ||||
| -rw-r--r-- | mm/page_idle.c | 4 | ||||
| -rw-r--r-- | mm/rmap.c | 2 | ||||
| -rw-r--r-- | mm/swap.c | 30 | ||||
| -rw-r--r-- | mm/vmscan.c | 48 |
14 files changed, 75 insertions, 69 deletions
diff --git a/Documentation/cgroup-v1/memcg_test.txt b/Documentation/cgroup-v1/memcg_test.txt index 8870b02..78a8c29 100644 --- a/Documentation/cgroup-v1/memcg_test.txt +++ b/Documentation/cgroup-v1/memcg_test.txt @@ -107,9 +107,9 @@ Under below explanation, we assume CONFIG_MEM_RES_CTRL_SWAP=y. 8. LRU Each memcg has its own private LRU. Now, its handling is under global - VM's control (means that it's handled under global zone->lru_lock). + VM's control (means that it's handled under global zone_lru_lock). Almost all routines around memcg's LRU is called by global LRU's - list management functions under zone->lru_lock(). + list management functions under zone_lru_lock(). A special function is mem_cgroup_isolate_pages(). This scans memcg's private LRU and call __isolate_lru_page() to extract a page diff --git a/Documentation/cgroup-v1/memory.txt b/Documentation/cgroup-v1/memory.txt index b14abf2..946e691 100644 --- a/Documentation/cgroup-v1/memory.txt +++ b/Documentation/cgroup-v1/memory.txt @@ -267,11 +267,11 @@ When oom event notifier is registered, event will be delivered. Other lock order is following: PG_locked. mm->page_table_lock - zone->lru_lock + zone_lru_lock lock_page_cgroup. In many cases, just lock_page_cgroup() is called. per-zone-per-cgroup LRU (cgroup's private LRU) is just guarded by - zone->lru_lock, it has no lock of its own. + zone_lru_lock, it has no lock of its own. 2.7 Kernel Memory Extension (CONFIG_MEMCG_KMEM) diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index 79472b2..903200f 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -118,7 +118,7 @@ struct page { */ union { struct list_head lru; /* Pageout list, eg. active_list - * protected by zone->lru_lock ! + * protected by zone_lru_lock ! * Can be used as a generic list * by the page owner. */ diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 078ecb8..cfa8701 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -93,7 +93,7 @@ struct free_area { struct pglist_data; /* - * zone->lock and zone->lru_lock are two of the hottest locks in the kernel. + * zone->lock and the zone lru_lock are two of the hottest locks in the kernel. * So add a wild amount of padding here to ensure that they fall into separate * cachelines. There are very few zone structures in the machine, so space * consumption is not a concern here. @@ -496,7 +496,6 @@ struct zone { /* Write-intensive fields used by page reclaim */ /* Fields commonly accessed by the page reclaim scanner */ - spinlock_t lru_lock; struct lruvec lruvec; /* @@ -690,6 +689,9 @@ typedef struct pglist_data { /* Number of pages migrated during the rate limiting time interval */ unsigned long numabalancing_migrate_nr_pages; #endif + /* Write-intensive fields used by page reclaim */ + ZONE_PADDING(_pad1_) + spinlock_t lru_lock; #ifdef CONFIG_DEFERRED_STRUCT_PAGE_INIT /* @@ -721,6 +723,10 @@ typedef struct pglist_data { #define node_start_pfn(nid) (NODE_DATA(nid)->node_start_pfn) #define node_end_pfn(nid) pgdat_end_pfn(NODE_DATA(nid)) +static inline spinlock_t *zone_lru_lock(struct zone *zone) +{ + return &zone->zone_pgdat->lru_lock; +} static inline unsigned long pgdat_end_pfn(pg_data_t *pgdat) { diff --git a/mm/compaction.c b/mm/compaction.c index 45eaa2a..5c65fad 100644 --- a/mm/compaction.c +++ b/mm/compaction.c @@ -752,7 +752,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn, * if contended. */ if (!(low_pfn % SWAP_CLUSTER_MAX) - && compact_unlock_should_abort(&zone->lru_lock, flags, + && compact_unlock_should_abort(zone_lru_lock(zone), flags, &locked, cc)) break; @@ -813,7 +813,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn, if (unlikely(__PageMovable(page)) && !PageIsolated(page)) { if (locked) { - spin_unlock_irqrestore(&zone->lru_lock, + spin_unlock_irqrestore(zone_lru_lock(zone), flags); locked = false; } @@ -836,7 +836,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn, /* If we already hold the lock, we can skip some rechecking */ if (!locked) { - locked = compact_trylock_irqsave(&zone->lru_lock, + locked = compact_trylock_irqsave(zone_lru_lock(zone), &flags, cc); if (!locked) break; @@ -899,7 +899,7 @@ isolate_fail: */ if (nr_isolated) { if (locked) { - spin_unlock_irqrestore(&zone->lru_lock, flags); + spin_unlock_irqrestore(zone_lru_lock(zone), flags); locked = false; } acct_isolated(zone, cc); @@ -927,7 +927,7 @@ isolate_fail: low_pfn = end_pfn; if (locked) - spin_unlock_irqrestore(&zone->lru_lock, flags); + spin_unlock_irqrestore(zone_lru_lock(zone), flags); /* * Update the pageblock-skip information and cached scanner pfn, diff --git a/mm/filemap.c b/mm/filemap.c index e90c154..7ec50bd 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -95,8 +95,8 @@ * ->swap_lock (try_to_unmap_one) * ->private_lock (try_to_unmap_one) * ->tree_lock (try_to_unmap_one) - * ->zone.lru_lock (follow_page->mark_page_accessed) - * ->zone.lru_lock (check_pte_range->isolate_lru_page) + * ->zone_lru_lock(zone) (follow_page->mark_page_accessed) + * ->zone_lru_lock(zone) (check_pte_range->isolate_lru_page) * ->private_lock (page_remove_rmap->set_page_dirty) * ->tree_lock (page_remove_rmap->set_page_dirty) * bdi.wb->list_lock (page_remove_rmap->set_page_dirty) diff --git a/mm/huge_memory.c b/mm/huge_memory.c index 3647334..99578b6 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -1848,7 +1848,7 @@ static void __split_huge_page(struct page *page, struct list_head *list, spin_unlock(&head->mapping->tree_lock); } - spin_unlock_irqrestore(&page_zone(head)->lru_lock, flags); + spin_unlock_irqrestore(zone_lru_lock(page_zone(head)), flags); unfreeze_page(head); @@ -2034,7 +2034,7 @@ int split_huge_page_to_list(struct page *page, struct list_head *list) lru_add_drain(); /* prevent PageLRU to go away from under us, and freeze lru stats */ - spin_lock_irqsave(&page_zone(head)->lru_lock, flags); + spin_lock_irqsave(zone_lru_lock(page_zone(head)), flags); if (mapping) { void **pslot; @@ -2077,7 +2077,7 @@ int split_huge_page_to_list(struct page *page, struct list_head *list) spin_unlock(&pgdata->split_queue_lock); fail: if (mapping) spin_unlock(&mapping->tree_lock); - spin_unlock_irqrestore(&page_zone(head)->lru_lock, flags); + spin_unlock_irqrestore(zone_lru_lock(page_zone(head)), flags); unfreeze_page(head); ret = -EBUSY; } diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 40dfca3..9b70f9c 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -2065,7 +2065,7 @@ static void lock_page_lru(struct page *page, int *isolated) { struct zone *zone = page_zone(page); - spin_lock_irq(&zone->lru_lock); + spin_lock_irq(zone_lru_lock(zone)); if (PageLRU(page)) { struct lruvec *lruvec; @@ -2089,7 +2089,7 @@ static void unlock_page_lru(struct page *page, int isolated) SetPageLRU(page); add_page_to_lru_list(page, lruvec, page_lru(page)); } - spin_unlock_irq(&zone->lru_lock); + spin_unlock_irq(zone_lru_lock(zone)); } static void commit_charge(struct page *page, struct mem_cgroup *memcg, @@ -2389,7 +2389,7 @@ void memcg_kmem_uncharge(struct page *page, int order) /* * Because tail pages are not marked as "used", set it. We're under - * zone->lru_lock and migration entries setup in all page mappings. + * zone_lru_lock and migration entries setup in all page mappings. */ void mem_cgroup_split_huge_fixup(struct page *head) { @@ -188,7 +188,7 @@ unsigned int munlock_vma_page(struct page *page) * might otherwise copy PageMlocked to part of the tail pages before * we clear it in the head page. It also stabilizes hpage_nr_pages(). */ - spin_lock_irq(&zone->lru_lock); + spin_lock_irq(zone_lru_lock(zone)); nr_pages = hpage_nr_pages(page); if (!TestClearPageMlocked(page)) @@ -197,14 +197,14 @@ unsigned int munlock_vma_page(struct page *page) __mod_zone_page_state(zone, NR_MLOCK, -nr_pages); if (__munlock_isolate_lru_page(page, true)) { - spin_unlock_irq(&zone->lru_lock); + spin_unlock_irq(zone_lru_lock(zone)); __munlock_isolated_page(page); goto out; } __munlock_isolation_failed(page); unlock_out: - spin_unlock_irq(&zone->lru_lock); + spin_unlock_irq(zone_lru_lock(zone)); out: return nr_pages - 1; @@ -289,7 +289,7 @@ static void __munlock_pagevec(struct pagevec *pvec, struct zone *zone) pagevec_init(&pvec_putback, 0); /* Phase 1: page isolation */ - spin_lock_irq(&zone->lru_lock); + spin_lock_irq(zone_lru_lock(zone)); for (i = 0; i < nr; i++) { struct page *page = pvec->pages[i]; @@ -315,7 +315,7 @@ static void __munlock_pagevec(struct pagevec *pvec, struct zone *zone) } delta_munlocked = -nr + pagevec_count(&pvec_putback); __mod_zone_page_state(zone, NR_MLOCK, delta_munlocked); - spin_unlock_irq(&zone->lru_lock); + spin_unlock_irq(zone_lru_lock(zone)); /* Now we can release pins of pages that we are not munlocking */ pagevec_release(&pvec_putback); diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 7d4ff81..5760c62 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -5904,6 +5904,7 @@ static void __paginginit free_area_init_core(struct pglist_data *pgdat) init_waitqueue_head(&pgdat->kcompactd_wait); #endif pgdat_page_ext_init(pgdat); + spin_lock_init(&pgdat->lru_lock); for (j = 0; j < MAX_NR_ZONES; j++) { struct zone *zone = pgdat->node_zones + j; @@ -5958,10 +5959,9 @@ static void __paginginit free_area_init_core(struct pglist_data *pgdat) zone->min_slab_pages = (freesize * sysctl_min_slab_ratio) / 100; #endif zone->name = zone_names[j]; + zone->zone_pgdat = pgdat; spin_lock_init(&zone->lock); - spin_lock_init(&zone->lru_lock); zone_seqlock_init(zone); - zone->zone_pgdat = pgdat; zone_pcp_init(zone); /* For bootup, initialized properly in watermark setup */ diff --git a/mm/page_idle.c b/mm/page_idle.c index 4ea9c4e..ae11aa9 100644 --- a/mm/page_idle.c +++ b/mm/page_idle.c @@ -41,12 +41,12 @@ static struct page *page_idle_get_page(unsigned long pfn) return NULL; zone = page_zone(page); - spin_lock_irq(&zone->lru_lock); + spin_lock_irq(zone_lru_lock(zone)); if (unlikely(!PageLRU(page))) { put_page(page); page = NULL; } - spin_unlock_irq(&zone->lru_lock); + spin_unlock_irq(zone_lru_lock(zone)); return page; } @@ -27,7 +27,7 @@ * mapping->i_mmap_rwsem * anon_vma->rwsem * mm->page_table_lock or pte_lock - * zone->lru_lock (in mark_page_accessed, isolate_lru_page) + * zone_lru_lock (in mark_page_accessed, isolate_lru_page) * swap_lock (in swap_duplicate, swap_info_get) * mmlist_lock (in mmput, drain_mmlist and others) * mapping->private_lock (in __set_page_dirty_buffers) @@ -62,12 +62,12 @@ static void __page_cache_release(struct page *page) struct lruvec *lruvec; unsigned long flags; - spin_lock_irqsave(&zone->lru_lock, flags); + spin_lock_irqsave(zone_lru_lock(zone), flags); lruvec = mem_cgroup_page_lruvec(page, zone); VM_BUG_ON_PAGE(!PageLRU(page), page); __ClearPageLRU(page); del_page_from_lru_list(page, lruvec, page_off_lru(page)); - spin_unlock_irqrestore(&zone->lru_lock, flags); + spin_unlock_irqrestore(zone_lru_lock(zone), flags); } mem_cgroup_uncharge(page); } @@ -189,16 +189,16 @@ static void pagevec_lru_move_fn(struct pagevec *pvec, if (pagezone != zone) { if (zone) - spin_unlock_irqrestore(&zone->lru_lock, flags); + spin_unlock_irqrestore(zone_lru_lock(zone), flags); zone = pagezone; - spin_lock_irqsave(&zone->lru_lock, flags); + spin_lock_irqsave(zone_lru_lock(zone), flags); } lruvec = mem_cgroup_page_lruvec(page, zone); (*move_fn)(page, lruvec, arg); } if (zone) - spin_unlock_irqrestore(&zone->lru_lock, flags); + spin_unlock_irqrestore(zone_lru_lock(zone), flags); release_pages(pvec->pages, pvec->nr, pvec->cold); pagevec_reinit(pvec); } @@ -318,9 +318,9 @@ void activate_page(struct page *page) struct zone *zone = page_zone(page); page = compound_head(page); - spin_lock_irq(&zone->lru_lock); + spin_lock_irq(zone_lru_lock(zone)); __activate_page(page, mem_cgroup_page_lruvec(page, zone), NULL); - spin_unlock_irq(&zone->lru_lock); + spin_unlock_irq(zone_lru_lock(zone)); } #endif @@ -448,13 +448,13 @@ void add_page_to_unevictable_list(struct page *page) struct zone *zone = page_zone(page); struct lruvec *lruvec; - spin_lock_irq(&zone->lru_lock); + spin_lock_irq(zone_lru_lock(zone)); lruvec = mem_cgroup_page_lruvec(page, zone); ClearPageActive(page); SetPageUnevictable(page); SetPageLRU(page); add_page_to_lru_list(page, lruvec, LRU_UNEVICTABLE); - spin_unlock_irq(&zone->lru_lock); + spin_unlock_irq(zone_lru_lock(zone)); } /** @@ -744,7 +744,7 @@ void release_pages(struct page **pages, int nr, bool cold) * same zone. The lock is held only if zone != NULL. */ if (zone && ++lock_batch == SWAP_CLUSTER_MAX) { - spin_unlock_irqrestore(&zone->lru_lock, flags); + spin_unlock_irqrestore(zone_lru_lock(zone), flags); zone = NULL; } @@ -759,7 +759,7 @@ void release_pages(struct page **pages, int nr, bool cold) if (PageCompound(page)) { if (zone) { - spin_unlock_irqrestore(&zone->lru_lock, flags); + spin_unlock_irqrestore(zone_lru_lock(zone), flags); zone = NULL; } __put_compound_page(page); @@ -771,11 +771,11 @@ void release_pages(struct page **pages, int nr, bool cold) if (pagezone != zone) { if (zone) - spin_unlock_irqrestore(&zone->lru_lock, + spin_unlock_irqrestore(zone_lru_lock(zone), flags); lock_batch = 0; zone = pagezone; - spin_lock_irqsave(&zone->lru_lock, flags); + spin_lock_irqsave(zone_lru_lock(zone), flags); } lruvec = mem_cgroup_page_lruvec(page, zone); @@ -790,7 +790,7 @@ void release_pages(struct page **pages, int nr, bool cold) list_add(&page->lru, &pages_to_free); } if (zone) - spin_unlock_irqrestore(&zone->lru_lock, flags); + spin_unlock_irqrestore(zone_lru_lock(zone), flags); mem_cgroup_uncharge_list(&pages_to_free); free_hot_cold_page_list(&pages_to_free, cold); @@ -826,7 +826,7 @@ void lru_add_page_tail(struct page *page, struct page *page_tail, VM_BUG_ON_PAGE(PageCompound(page_tail), page); VM_BUG_ON_PAGE(PageLRU(page_tail), page); VM_BUG_ON(NR_CPUS != 1 && - !spin_is_locked(&lruvec_zone(lruvec)->lru_lock)); + !spin_is_locked(zone_lru_lock(lruvec_zone(lruvec)))); if (!list) SetPageLRU(page_tail); diff --git a/mm/vmscan.c b/mm/vmscan.c index 21d417c..e7ffcd2 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -1349,7 +1349,7 @@ int __isolate_lru_page(struct page *page, isolate_mode_t mode) } /* - * zone->lru_lock is heavily contended. Some of the functions that + * zone_lru_lock is heavily contended. Some of the functions that * shrink the lists perform better by taking out a batch of pages * and working on them outside the LRU lock. * @@ -1444,7 +1444,7 @@ int isolate_lru_page(struct page *page) struct zone *zone = page_zone(page); struct lruvec *lruvec; - spin_lock_irq(&zone->lru_lock); + spin_lock_irq(zone_lru_lock(zone)); lruvec = mem_cgroup_page_lruvec(page, zone); if (PageLRU(page)) { int lru = page_lru(page); @@ -1453,7 +1453,7 @@ int isolate_lru_page(struct page *page) del_page_from_lru_list(page, lruvec, lru); ret = 0; } - spin_unlock_irq(&zone->lru_lock); + spin_unlock_irq(zone_lru_lock(zone)); } return ret; } @@ -1512,9 +1512,9 @@ putback_inactive_pages(struct lruvec *lruvec, struct list_head *page_list) VM_BUG_ON_PAGE(PageLRU(page), page); list_del(&page->lru); if (unlikely(!page_evictable(page))) { - spin_unlock_irq(&zone->lru_lock); + spin_unlock_irq(zone_lru_lock(zone)); putback_lru_page(page); - spin_lock_irq(&zone->lru_lock); + spin_lock_irq(zone_lru_lock(zone)); continue; } @@ -1535,10 +1535,10 @@ putback_inactive_pages(struct lruvec *lruvec, struct list_head *page_list) del_page_from_lru_list(page, lruvec, lru); if (unlikely(PageCompound(page))) { - spin_unlock_irq(&zone->lru_lock); + spin_unlock_irq(zone_lru_lock(zone)); mem_cgroup_uncharge(page); (*get_compound_page_dtor(page))(page); - spin_lock_irq(&zone->lru_lock); + spin_lock_irq(zone_lru_lock(zone)); } else list_add(&page->lru, &pages_to_free); } @@ -1600,7 +1600,7 @@ shrink_inactive_list(unsigned long nr_to_scan, struct lruvec *lruvec, if (!sc->may_writepage) isolate_mode |= ISOLATE_CLEAN; - spin_lock_irq(&zone->lru_lock); + spin_lock_irq(zone_lru_lock(zone)); nr_taken = isolate_lru_pages(nr_to_scan, lruvec, &page_list, &nr_scanned, sc, isolate_mode, lru); @@ -1616,7 +1616,7 @@ shrink_inactive_list(unsigned long nr_to_scan, struct lruvec *lruvec, else __count_zone_vm_events(PGSCAN_DIRECT, zone, nr_scanned); } - spin_unlock_irq(&zone->lru_lock); + spin_unlock_irq(zone_lru_lock(zone)); if (nr_taken == 0) return 0; @@ -1626,7 +1626,7 @@ shrink_inactive_list(unsigned long nr_to_scan, struct lruvec *lruvec, &nr_writeback, &nr_immediate, false); - spin_lock_irq(&zone->lru_lock); + spin_lock_irq(zone_lru_lock(zone)); if (global_reclaim(sc)) { if (current_is_kswapd()) @@ -1641,7 +1641,7 @@ shrink_inactive_list(unsigned long nr_to_scan, struct lruvec *lruvec, __mod_zone_page_state(zone, NR_ISOLATED_ANON + file, -nr_taken); - spin_unlock_irq(&zone->lru_lock); + spin_unlock_irq(zone_lru_lock(zone)); mem_cgroup_uncharge_list(&page_list); free_hot_cold_page_list(&page_list, true); @@ -1715,9 +1715,9 @@ shrink_inactive_list(unsigned long nr_to_scan, struct lruvec *lruvec, * processes, from rmap. * * If the pages are mostly unmapped, the processing is fast and it is - * appropriate to hold zone->lru_lock across the whole operation. But if + * appropriate to hold zone_lru_lock across the whole operation. But if * the pages are mapped, the processing is slow (page_referenced()) so we - * should drop zone->lru_lock around each page. It's impossible to balance + * should drop zone_lru_lock around each page. It's impossible to balance * this, so instead we remove the pages from the LRU while processing them. * It is safe to rely on PG_active against the non-LRU pages in here because * nobody will play with that bit on a non-LRU page. @@ -1754,10 +1754,10 @@ static void move_active_pages_to_lru(struct lruvec *lruvec, del_page_from_lru_list(page, lruvec, lru); if (unlikely(PageCompound(page))) { - spin_unlock_irq(&zone->lru_lock); + spin_unlock_irq(zone_lru_lock(zone)); mem_cgroup_uncharge(page); (*get_compound_page_dtor(page))(page); - spin_lock_irq(&zone->lru_lock); + spin_lock_irq(zone_lru_lock(zone)); } else list_add(&page->lru, pages_to_free); } @@ -1792,7 +1792,7 @@ static void shrink_active_list(unsigned long nr_to_scan, if (!sc->may_writepage) isolate_mode |= ISOLATE_CLEAN; - spin_lock_irq(&zone->lru_lock); + spin_lock_irq(zone_lru_lock(zone)); nr_taken = isolate_lru_pages(nr_to_scan, lruvec, &l_hold, &nr_scanned, sc, isolate_mode, lru); @@ -1805,7 +1805,7 @@ static void shrink_active_list(unsigned long nr_to_scan, __mod_zone_page_state(zone, NR_PAGES_SCANNED, nr_scanned); __count_zone_vm_events(PGREFILL, zone, nr_scanned); - spin_unlock_irq(&zone->lru_lock); + spin_unlock_irq(zone_lru_lock(zone)); while (!list_empty(&l_hold)) { cond_resched(); @@ -1850,7 +1850,7 @@ static void shrink_active_list(unsigned long nr_to_scan, /* * Move pages back to the lru list. */ - spin_lock_irq(&zone->lru_lock); + spin_lock_irq(zone_lru_lock(zone)); /* * Count referenced pages from currently used mappings as rotated, * even though only some of them are actually re-activated. This @@ -1862,7 +1862,7 @@ static void shrink_active_list(unsigned long nr_to_scan, move_active_pages_to_lru(lruvec, &l_active, &l_hold, lru); move_active_pages_to_lru(lruvec, &l_inactive, &l_hold, lru - LRU_ACTIVE); __mod_zone_page_state(zone, NR_ISOLATED_ANON + file, -nr_taken); - spin_unlock_irq(&zone->lru_lock); + spin_unlock_irq(zone_lru_lock(zone)); mem_cgroup_uncharge_list(&l_hold); free_hot_cold_page_list(&l_hold, true); @@ -2077,7 +2077,7 @@ static void get_scan_count(struct lruvec *lruvec, struct mem_cgroup *memcg, file = lruvec_lru_size(lruvec, LRU_ACTIVE_FILE) + lruvec_lru_size(lruvec, LRU_INACTIVE_FILE); - spin_lock_irq(&zone->lru_lock); + spin_lock_irq(zone_lru_lock(zone)); if (unlikely(reclaim_stat->recent_scanned[0] > anon / 4)) { reclaim_stat->recent_scanned[0] /= 2; reclaim_stat->recent_rotated[0] /= 2; @@ -2098,7 +2098,7 @@ static void get_scan_count(struct lruvec *lruvec, struct mem_cgroup *memcg, fp = file_prio * (reclaim_stat->recent_scanned[1] + 1); fp /= reclaim_stat->recent_rotated[1] + 1; - spin_unlock_irq(&zone->lru_lock); + spin_unlock_irq(zone_lru_lock(zone)); fraction[0] = ap; fraction[1] = fp; @@ -3791,9 +3791,9 @@ void check_move_unevictable_pages(struct page **pages, int nr_pages) pagezone = page_zone(page); if (pagezone != zone) { if (zone) - spin_unlock_irq(&zone->lru_lock); + spin_unlock_irq(zone_lru_lock(zone)); zone = pagezone; - spin_lock_irq(&zone->lru_lock); + spin_lock_irq(zone_lru_lock(zone)); } lruvec = mem_cgroup_page_lruvec(page, zone); @@ -3814,7 +3814,7 @@ void check_move_unevictable_pages(struct page **pages, int nr_pages) if (zone) { __count_vm_events(UNEVICTABLE_PGRESCUED, pgrescued); __count_vm_events(UNEVICTABLE_PGSCANNED, pgscanned); - spin_unlock_irq(&zone->lru_lock); + spin_unlock_irq(zone_lru_lock(zone)); } } #endif /* CONFIG_SHMEM */ |
