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From:   Wei Yang <richard.weiyang@linux.alibaba.com>
To:     mike.kravetz@oracle.com, akpm@linux-foundation.org
Cc:     linux-mm@kvack.org, linux-kernel@vger.kernel.org, bhe@redhat.com,
        Wei Yang <richard.weiyang@linux.alibaba.com>
Subject: [Patch v4 5/7] mm/hugetlb: a page from buddy is not on any list
Date:   Tue,  1 Sep 2020 09:46:34 +0800
Message-Id: <20200901014636.29737-6-richard.weiyang@linux.alibaba.com>
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The page allocated from buddy is not on any list, so just use list_add()
is enough.

Signed-off-by: Wei Yang <richard.weiyang@linux.alibaba.com>
Reviewed-by: Baoquan He <bhe@redhat.com>
Reviewed-by: Mike Kravetz <mike.kravetz@oracle.com>
---
 mm/hugetlb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 441b7f7c623e..c9b292e664c4 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -2405,7 +2405,7 @@ struct page *alloc_huge_page(struct vm_area_struct *vma,
 			h->resv_huge_pages--;
 		}
 		spin_lock(&hugetlb_lock);
-		list_move(&page->lru, &h->hugepage_activelist);
+		list_add(&page->lru, &h->hugepage_activelist);
 		/* Fall through */
 	}
 	hugetlb_cgroup_commit_charge(idx, pages_per_huge_page(h), h_cg, page);
-- 
2.20.1 (Apple Git-117)