CONFIG_CMM_IUCV is not available for the selected architecture x86.
Result is shown for architecture s390

IUCV special message interface to cooperative memory management

configname: CONFIG_CMM_IUCV

Linux Kernel Configuration
└─>Virtualization
└─>IUCV special message interface to cooperative memory management
In linux kernel since version 2.6.12 )
Select this option to enable the special message interface to
the cooperative memory management.