code: def _run_with_kvm(self, qemu_path, options):
          
  
          if sys.platform.startswith("linux") and self.manager.config.get_section_config("Qemu").getboolean("enable_kvm", True) \
                  and "-no-kvm" not in options:
  
              # Turn OFF kvm for non x86 architectures
              if os.path.basename(qemu_path) not in ["qemu-system-x86_64", "qemu-system-i386", "qemu-kvm"]:
                  return False
  
              if not os.path.exists("/dev/kvm"):
                  if self.manager.config.get_section_config("Qemu").getboolean("require_kvm", True):
                      raise QemuError("KVM acceleration cannot be used (/dev/kvm doesn't exist). You can turn off KVM support in the gns3_server.conf by adding enable_kvm = false to the [Qemu] section.")
                  else:
                      return False
              return True
          return False
docs: Check if we could run qemu with KVM
  
          :param qemu_path: Path to qemu
          :param options: String of qemu user options
          :returns: Boolean True if we need to enable KVM