x86: add pud_alloc for 4-level pagetables

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, 2 insertions, 0 deletions

diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c
index 362653da003f..74f0c5ea2a03 100644
--- a/arch/x86/kernel/paravirt.c
+++ b/arch/x86/kernel/paravirt.c
@@ -369,8 +369,10 @@ struct pv_mmu_ops pv_mmu_ops = {
         .alloc_pte = paravirt_nop,
         .alloc_pmd = paravirt_nop,
         .alloc_pmd_clone = paravirt_nop,
+        .alloc_pud = paravirt_nop,
         .release_pte = paravirt_nop,
         .release_pmd = paravirt_nop,
+        .release_pud = paravirt_nop,
 
         .set_pte = native_set_pte,
         .set_pte_at = native_set_pte_at,