X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=mm%2Fhugetlb.c;h=36db012b38dde252c827d0af4719c2e7b79e5083;hb=fa70fe44aba95ce373d7bcd27df4a594b53dcbdc;hp=cb362f761f174b926c1c41b72ec2940c5d45763d;hpb=cfee47f99bc14a6d7c6b0be2284db2cef310a815;p=firefly-linux-kernel-4.4.55.git

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index cb362f761f17..36db012b38dd 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -389,6 +389,8 @@ void __unmap_hugepage_range(struct vm_area_struct *vma, unsigned long start,
 			continue;
 
 		page = pte_page(pte);
+		if (pte_dirty(pte))
+			set_page_dirty(page);
 		list_add(&page->lru, &page_list);
 	}
 	spin_unlock(&mm->page_table_lock);