build failures in v4.4.y stable queue

Building ia64:defconfig ... failed -------------- Error log: drivers/acpi/numa.c: In function 'pxm_to_node': drivers/acpi/numa.c:49:43: error: 'numa_off' undeclared

Building powerpc:defconfig ... failed -------------- Error log: arch/powerpc/kvm/book3s_hv.c: In function ‘kvm_arch_vm_ioctl_hv’: arch/powerpc/kvm/book3s_hv.c:3161:7: error: implicit declaration of function ‘kvmhv_on_pseries’

Guenter