KVM_PGTABLE_FIRST_LEVEL
for (i = KVM_PGTABLE_FIRST_LEVEL; i <= KVM_PGTABLE_LAST_LEVEL; i++) {
if (WARN_ON_ONCE(level < KVM_PGTABLE_FIRST_LEVEL ||
if (start_level < KVM_PGTABLE_FIRST_LEVEL ||
if (WARN_ON(level < KVM_PGTABLE_FIRST_LEVEL))