KVM_REG_GUEST_SSP
reg == KVM_REG_GUEST_SSP ? KVM_REG_SIZE_U64 : 0; \
case KVM_REG_GUEST_SSP:
put_user(KVM_X86_REG_KVM(KVM_REG_GUEST_SSP), &user_list->reg[0]))
reg == KVM_REG_GUEST_SSP ? KVM_REG_SIZE_U64 : 0; \