Commit 8f0b747d authored Jul 09, 2022 by Miaohe Lin Committed by Andrew Morton Jul 17, 2022

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>

parent 04ec0061

mm/page_vma_mapped.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -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;