diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 896c6c63fe58..5e7050897ec4 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -2146,7 +2146,8 @@ int __isolate_free_page(struct page *page, unsigned int order)
 	if (!is_migrate_isolate(mt)) {
 		/* Obey watermarks as if the page was being allocated */
 		watermark = low_wmark_pages(zone) + (1 << order);
-		if (!zone_watermark_ok(zone, 0, watermark, 0, 0))
+		if (!is_migrate_cma(mt) &&
+		    !zone_watermark_ok(zone, 0, watermark, 0, 0))
 			return 0;
 
 		__mod_zone_freepage_state(zone, -(1UL << order), mt);