From: Miaohe Lin <linmiaohe@huawei.com>
To: <akpm@linux-foundation.org>
Cc: <linux-mm@kvack.org>, <linux-kernel@vger.kernel.org>,
<linmiaohe@huawei.com>
Subject: [PATCH] mm/page_vma_mapped.c: use helper function huge_pte_lock
Date: Sat, 9 Jul 2022 17:24:40 +0800 [thread overview]
Message-ID: <20220709092440.43018-1-linmiaohe@huawei.com> (raw)
Use helper function huge_pte_lock to lock the huge pte to simplify the
code a bit. No functional change intended.
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
---
mm/page_vma_mapped.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/mm/page_vma_mapped.c b/mm/page_vma_mapped.c
index e971a467fcdf..8e9e574d535a 100644
--- a/mm/page_vma_mapped.c
+++ b/mm/page_vma_mapped.c
@@ -174,8 +174,7 @@ bool page_vma_mapped_walk(struct page_vma_mapped_walk *pvmw)
if (!pvmw->pte)
return false;
- pvmw->ptl = huge_pte_lockptr(hstate, mm, pvmw->pte);
- spin_lock(pvmw->ptl);
+ pvmw->ptl = huge_pte_lock(hstate, mm, pvmw->pte);
if (!check_pte(pvmw))
return not_found(pvmw);
return true;
--
2.23.0
reply other threads:[~2022-07-09 9:25 UTC|newest]
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