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hugetlb: use helper {huge_pte|pmd}_lock() 

Use helper huge_pte_lock and pmd_lock to simplify the code. No functional
change intended.

Link: https://lkml.kernel.org/r/20220901120030.63318-6-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: Muchun Song <songmuchun@bytedance.com>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Miaohe Lin 2022-09-01 20:00:25 +08:00 committed by Andrew Morton
parent 103956805c
commit bcc665436f
1 changed files with 1 additions and 2 deletions
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3
mm/hugetlb.c
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@ -6049,8 +6049,7 @@ int hugetlb_mcopy_atomic_pte(struct mm_struct *dst_mm,
page_in_pagecache = true;
}
ptl = huge_pte_lockptr(h, dst_mm, dst_pte);
spin_lock(ptl);
ptl = huge_pte_lock(h, dst_mm, dst_pte);
/*
* Recheck the i_size after holding PT lock to make sure not