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mm/page_vma_mapped.c: use helper function huge_pte_lock
Use helper function huge_pte_lock() to lock the huge pte to simplify the code a bit. No functional change intended. Link: https://lkml.kernel.org/r/20220709092440.43018-1-linmiaohe@huawei.com Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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@@ -174,8 +174,7 @@ bool page_vma_mapped_walk(struct page_vma_mapped_walk *pvmw)
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if (!pvmw->pte)
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return false;
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pvmw->ptl = huge_pte_lockptr(hstate, mm, pvmw->pte);
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spin_lock(pvmw->ptl);
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pvmw->ptl = huge_pte_lock(hstate, mm, pvmw->pte);
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if (!check_pte(pvmw))
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return not_found(pvmw);
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return true;
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