x86: move pgalloc pud and pgd operations into common place

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 7 insertions, 0 deletions

diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c
index 1c41efedf6d0..c67966e10a95 100644
--- a/arch/x86/mm/pgtable.c
+++ b/arch/x86/mm/pgtable.c
@@ -34,6 +34,13 @@ void __pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmd)
         paravirt_release_pd(__pa(pmd) >> PAGE_SHIFT);
         tlb_remove_page(tlb, virt_to_page(pmd));
 }
+
+#if PAGETABLE_LEVELS > 3
+void __pud_free_tlb(struct mmu_gather *tlb, pud_t *pud)
+{
+        tlb_remove_page(tlb, virt_to_page(pud));
+}
+#endif  /* PAGETABLE_LEVELS > 3 */
 #endif  /* PAGETABLE_LEVELS > 2 */
 
 #ifdef CONFIG_X86_64