linux-kernel - [PATCH] mm,hugetlb: Remove unneded initialization

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Date:   Thu, 19 Nov 2020 12:21:41 +0100
From:   Oscar Salvador <osalvador@...e.de>
To:     akpm@...ux-foundation.org
Cc:     mike.kravetz@...cle.com, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, Oscar Salvador <osalvador@...e.de>
Subject: [PATCH] mm,hugetlb: Remove unneded initialization

hugetlb_add_hstate initializes nr_huge_pages and free_huge_pages to 0,
but since hstates[] is a global variable, all its fields are defined to
0 already.

Signed-off-by: Oscar Salvador <osalvador@...e.de>
---
 mm/hugetlb.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 37f15c3c24dc..1c69e9044887 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -3197,8 +3197,6 @@ void __init hugetlb_add_hstate(unsigned int order)
 	h = &hstates[hugetlb_max_hstate++];
 	h->order = order;
 	h->mask = ~((1ULL << (order + PAGE_SHIFT)) - 1);
-	h->nr_huge_pages = 0;
-	h->free_huge_pages = 0;
 	for (i = 0; i < MAX_NUMNODES; ++i)
 		INIT_LIST_HEAD(&h->hugepage_freelists[i]);
 	INIT_LIST_HEAD(&h->hugepage_activelist);
-- 
2.26.2