We can use unlock label to unlock ptl and return ret directly to remove
the unneeded out label and reduce the size of mempolicy.o. No functional
change intended.
[Before]
text data bss dec hex filename
26702 3972 6168 36842 8fea mm/mempolicy.o
[After]
text data bss dec hex filename
26662 3972 6168 36802 8fc2 mm/mempolicy.o
Link: https://lkml.kernel.org/r/20220719115233.6706-1-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
}
page = pmd_page(*pmd);
if (is_huge_zero_page(page)) {
- spin_unlock(ptl);
walk->action = ACTION_CONTINUE;
- goto out;
+ goto unlock;
}
if (!queue_pages_required(page, qp))
goto unlock;
ret = -EIO;
unlock:
spin_unlock(ptl);
-out:
return ret;
}