diff --git a/fs/buffer.c b/fs/buffer.c
index c017a2d..7a75c3e 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -2935,6 +2935,7 @@
 		void *kaddr = kmap_atomic(bh->b_page);
 		memset(kaddr + bh_offset(bh) + bytes, 0, bh->b_size - bytes);
 		kunmap_atomic(kaddr);
+		flush_dcache_page(bh->b_page);
 	}
 }