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-rw-r--r--include/linux/pgtable.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/pgtable.h b/include/linux/pgtable.h
index e8cbc2e795d5..90654cb63e9e 100644
--- a/include/linux/pgtable.h
+++ b/include/linux/pgtable.h
@@ -1427,6 +1427,16 @@ typedef unsigned int pgtbl_mod_mask;
#define mm_pmd_folded(mm) __is_defined(__PAGETABLE_PMD_FOLDED)
#endif
+#ifndef p4d_offset_lockless
+#define p4d_offset_lockless(pgdp, pgd, address) p4d_offset(&(pgd), address)
+#endif
+#ifndef pud_offset_lockless
+#define pud_offset_lockless(p4dp, p4d, address) pud_offset(&(p4d), address)
+#endif
+#ifndef pmd_offset_lockless
+#define pmd_offset_lockless(pudp, pud, address) pmd_offset(&(pud), address)
+#endif
+
/*
* p?d_leaf() - true if this entry is a final mapping to a physical address.
* This differs from p?d_huge() by the fact that they are always available (if