Messages in this thread Patch in this message | | | From | Miaohe Lin <> | Subject | [PATCH v2 05/11] mm/migration: use helper function vma_lookup() in add_page_for_migration | Date | Fri, 18 Mar 2022 19:17:03 +0800 |
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We could use helper function vma_lookup() to lookup the needed vma to simplify the code.
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> --- mm/migrate.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/mm/migrate.c b/mm/migrate.c index b16c561a9a4b..eb1c736750da 100644 --- a/mm/migrate.c +++ b/mm/migrate.c @@ -1614,8 +1614,8 @@ static int add_page_for_migration(struct mm_struct *mm, unsigned long addr, mmap_read_lock(mm); err = -EFAULT; - vma = find_vma(mm, addr); - if (!vma || addr < vma->vm_start || !vma_migratable(vma)) + vma = vma_lookup(mm, addr); + if (!vma || !vma_migratable(vma)) goto out; /* FOLL_DUMP to ignore special (like zero) pages */ -- 2.23.0
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