[PATCH] mm/hugetlb: remove duplicate codes of setting compound_nr

From: yanfei . xu
Date: Tue Feb 02 2021 - 23:25:18 EST


From: Yanfei Xu <yanfei.xu@xxxxxxxxxxxxx>

set_compound_order() set both of page's compound_order and
compound_nr. It's no need to assign to compound_nr again, so
remove it.

Signed-off-by: Yanfei Xu <yanfei.xu@xxxxxxxxxxxxx>
---
mm/hugetlb.c | 1 -
1 file changed, 1 deletion(-)

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index a3e4fa2c5e94..ac249b1583de 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -1228,7 +1228,6 @@ static void destroy_compound_gigantic_page(struct page *page,
}

set_compound_order(page, 0);
- page[1].compound_nr = 0;
__ClearPageHead(page);
}

--
2.27.0