1 files changed, 25 insertions, 0 deletions

diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h
index 7709c12431b8..2071a8b2b32f 100644
--- a/arch/x86/include/asm/paravirt.h
+++ b/arch/x86/include/asm/paravirt.h
@@ -435,6 +435,11 @@ static inline void pte_update(struct mm_struct *mm, unsigned long addr,
 {
         PVOP_VCALL3(pv_mmu_ops.pte_update, mm, addr, ptep);
 }
+static inline void pmd_update(struct mm_struct *mm, unsigned long addr,
+                              pmd_t *pmdp)
+{
+        PVOP_VCALL3(pv_mmu_ops.pmd_update, mm, addr, pmdp);
+}
 
 static inline void pte_update_defer(struct mm_struct *mm, unsigned long addr,
                                     pte_t *ptep)
@@ -442,6 +447,12 @@ static inline void pte_update_defer(struct mm_struct *mm, unsigned long addr,
         PVOP_VCALL3(pv_mmu_ops.pte_update_defer, mm, addr, ptep);
 }
 
+static inline void pmd_update_defer(struct mm_struct *mm, unsigned long addr,
+                                    pmd_t *pmdp)
+{
+        PVOP_VCALL3(pv_mmu_ops.pmd_update_defer, mm, addr, pmdp);
+}
+
 static inline pte_t __pte(pteval_t val)
 {
         pteval_t ret;
@@ -543,6 +554,20 @@ static inline void set_pte_at(struct mm_struct *mm, unsigned long addr,
                 PVOP_VCALL4(pv_mmu_ops.set_pte_at, mm, addr, ptep, pte.pte);
 }
 
+#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+static inline void set_pmd_at(struct mm_struct *mm, unsigned long addr,
+                              pmd_t *pmdp, pmd_t pmd)
+{
+#if PAGETABLE_LEVELS >= 3
+        if (sizeof(pmdval_t) > sizeof(long))
+                /* 5 arg words */
+                pv_mmu_ops.set_pmd_at(mm, addr, pmdp, pmd);
+        else
+                PVOP_VCALL4(pv_mmu_ops.set_pmd_at, mm, addr, pmdp, pmd.pmd);
+#endif
+}
+#endif
+
 static inline void set_pmd(pmd_t *pmdp, pmd_t pmd)
 {
         pmdval_t val = native_pmd_val(pmd);