PT_PUD            957 arch/x86/xen/enlighten.c 	xen_alloc_ptpage(mm, pfn, PT_PUD);
PT_PUD            962 arch/x86/xen/enlighten.c 	xen_release_ptpage(pfn, PT_PUD);
PT_PUD            704 arch/x86/xen/mmu.c 			flush |= (*func)(mm, virt_to_page(pud), PT_PUD);