diff --git a/mm/vmscan.c b/mm/vmscan.c index 5393b093a87ba898bb88aec37691bbd795186580..73ba4046ed272eb290cea68dca37d02a5ae64092 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -689,6 +689,11 @@ int migrate_pages(struct list_head *l, struct list_head *t) list_for_each_entry_safe(page, page2, l, lru) { cond_resched(); + if (page_count(page) == 1) { + /* page was freed from under us. So we are done. */ + move_to_lru(page); + continue; + } /* * Skip locked pages during the first two passes to give the * functions holding the lock time to release the page. Later we