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-rw-r--r--include/linux/pfn_t.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/pfn_t.h b/include/linux/pfn_t.h
index 033fc7bbcefa..a49b3259cad7 100644
--- a/include/linux/pfn_t.h
+++ b/include/linux/pfn_t.h
@@ -90,6 +90,13 @@ static inline pmd_t pfn_t_pmd(pfn_t pfn, pgprot_t pgprot)
{
return pfn_pmd(pfn_t_to_pfn(pfn), pgprot);
}
+
+#ifdef CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD
+static inline pud_t pfn_t_pud(pfn_t pfn, pgprot_t pgprot)
+{
+ return pfn_pud(pfn_t_to_pfn(pfn), pgprot);
+}
+#endif
#endif
#ifdef __HAVE_ARCH_PTE_DEVMAP
@@ -106,5 +113,10 @@ static inline bool pfn_t_devmap(pfn_t pfn)
}
pte_t pte_mkdevmap(pte_t pte);
pmd_t pmd_mkdevmap(pmd_t pmd);
+#if defined(CONFIG_TRANSPARENT_HUGEPAGE) && \
+ defined(CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD)
+pud_t pud_mkdevmap(pud_t pud);
#endif
+#endif /* __HAVE_ARCH_PTE_DEVMAP */
+
#endif /* _LINUX_PFN_T_H_ */