diff options
Diffstat (limited to 'mm')
-rw-r--r-- | mm/page_alloc.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 1a3a893..8a83027 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -1143,10 +1143,20 @@ again: /* Allocate more to the pcp list if necessary */ if (unlikely(&page->lru == &pcp->list)) { + int get_one_page = 0; + pcp->count += rmqueue_bulk(zone, 0, pcp->batch, &pcp->list, migratetype, cold); - page = list_entry(pcp->list.next, struct page, lru); + list_for_each_entry(page, &pcp->list, lru) { + if (get_pageblock_migratetype(page) != + MIGRATE_ISOLATE) { + get_one_page = 1; + break; + } + } + if (!get_one_page) + goto failed; } list_del(&page->lru); |