KVM_MEM_SLOTS_NUM
if (WARN_ON(id >= KVM_MEM_SLOTS_NUM))
#define KVM_USER_MEM_SLOTS (KVM_MEM_SLOTS_NUM - KVM_INTERNAL_MEM_SLOTS)
BUILD_BUG_ON(KVM_MEM_SLOTS_NUM > SHRT_MAX);
if (as_id >= kvm_arch_nr_memslot_as_ids(kvm) || id >= KVM_MEM_SLOTS_NUM)