CONFIG_HAVE_SMP is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

CONFIG_HAVE_SMP (not configurable)

configname: CONFIG_HAVE_SMP

Linux Kernel Configuration
└─>Kernel Features
└─>HAVE_SMP
In linux kernel since version 3.1 (release Date: 2011-10-24)  
This option should be selected by machines which have an SMP-
capable CPU.

The only effect of this option is to make the SMP-related
options available to the user for configuration.