linux-kernel - [PATCH v2 04/10] hugetlb: Use sizeof() to get the array size

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Date:   Thu, 1 Sep 2022 20:00:24 +0800
From:   Miaohe Lin <linmiaohe@...wei.com>
To:     <akpm@...ux-foundation.org>, <mike.kravetz@...cle.com>,
        <songmuchun@...edance.com>
CC:     <linux-mm@...ck.org>, <linux-kernel@...r.kernel.org>,
        <linmiaohe@...wei.com>
Subject: [PATCH v2 04/10] hugetlb: Use sizeof() to get the array size

It's better to use sizeof() to get the array size instead of manual
calculation. Minor readability improvement.

Signed-off-by: Miaohe Lin <linmiaohe@...wei.com>
Reviewed-by: Muchun Song <songmuchun@...edance.com>
---
 mm/hugetlb.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 94cb81e9b4df..c29b444a5515 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -4177,11 +4177,11 @@ static void __init hugepages_clear_pages_in_node(void)
 	if (!hugetlb_max_hstate) {
 		default_hstate_max_huge_pages = 0;
 		memset(default_hugepages_in_node, 0,
-			MAX_NUMNODES * sizeof(unsigned int));
+			sizeof(default_hugepages_in_node));
 	} else {
 		parsed_hstate->max_huge_pages = 0;
 		memset(parsed_hstate->max_huge_pages_node, 0,
-			MAX_NUMNODES * sizeof(unsigned int));
+			sizeof(parsed_hstate->max_huge_pages_node));
 	}
 }
 
-- 
2.23.0