* [PATCH] mm/page_vma_mapped.c: use helper function huge_pte_lock
@ 2022-07-09 9:24 Miaohe Lin
0 siblings, 0 replies; only message in thread
From: Miaohe Lin @ 2022-07-09 9:24 UTC (permalink / raw)
To: akpm; +Cc: linux-mm, linux-kernel, linmiaohe
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
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