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>

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 4d2efdfbd09dea41a8bcff0514326d8c2e076523..cc1d857497660fcdfe7ba7665195c3cf415713fd 100644 (file)
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -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