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    Subject[Patch v4 5/7] mm/hugetlb: a page from buddy is not on any list
    Date
    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)
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