diff options
Diffstat (limited to 'mm/page_isolation.c')
| -rw-r--r-- | mm/page_isolation.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/mm/page_isolation.c b/mm/page_isolation.c index 247d1f17573..3ca1716471b 100644 --- a/mm/page_isolation.c +++ b/mm/page_isolation.c @@ -76,8 +76,12 @@ int set_migratetype_isolate(struct page *page) out: if (!ret) { + unsigned long nr_pages; + set_pageblock_isolate(page); - move_freepages_block(zone, page, MIGRATE_ISOLATE); + nr_pages = move_freepages_block(zone, page, MIGRATE_ISOLATE); + + __mod_zone_page_state(zone, NR_FREE_PAGES, -nr_pages); } spin_unlock_irqrestore(&zone->lock, flags); @@ -89,12 +93,14 @@ out: void unset_migratetype_isolate(struct page *page, unsigned migratetype) { struct zone *zone; - unsigned long flags; + unsigned long flags, nr_pages; + zone = page_zone(page); spin_lock_irqsave(&zone->lock, flags); if (get_pageblock_migratetype(page) != MIGRATE_ISOLATE) goto out; - move_freepages_block(zone, page, migratetype); + nr_pages = move_freepages_block(zone, page, migratetype); + __mod_zone_page_state(zone, NR_FREE_PAGES, nr_pages); restore_pageblock_isolate(page, migratetype); out: spin_unlock_irqrestore(&zone->lock, flags); |