CONFIG_MACH_SMDKV310 is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
SMDKV310
modulename: mach-smdkv310.ko
configname: CONFIG_MACH_SMDKV310
Linux Kernel Configuration
└─>SMDKV310
In linux kernel since version 2.6.36 (release Date: 2010-10-20)
Machine support for Samsung SMDKV310