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mm: madvise: use vm_normal_folio() in madvise_free_pte_range()
There is already a vm_normal_folio(), use it to make madvise_free_pte_range() only use a folio. Link: https://lkml.kernel.org/r/20230112124028.16964-1-wangkefeng.wang@huawei.com Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com> Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org> Cc: Vishal Moola (Oracle) <vishal.moola@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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@ -617,7 +617,6 @@ static int madvise_free_pte_range(pmd_t *pmd, unsigned long addr,
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spinlock_t *ptl;
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pte_t *orig_pte, *pte, ptent;
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struct folio *folio;
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struct page *page;
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int nr_swap = 0;
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unsigned long next;
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@ -658,10 +657,9 @@ static int madvise_free_pte_range(pmd_t *pmd, unsigned long addr,
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continue;
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}
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page = vm_normal_page(vma, addr, ptent);
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if (!page || is_zone_device_page(page))
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folio = vm_normal_folio(vma, addr, ptent);
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if (!folio || folio_is_zone_device(folio))
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continue;
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folio = page_folio(page);
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/*
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* If pmd isn't transhuge but the folio is large and
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