CONFIG_ARCH_CLOCKSOURCE_DATA is not available for thedefaultarchitecture x86.
Result is shown for architecture ia64

CONFIG_ARCH_CLOCKSOURCE_DATA (not configurable)

configname: CONFIG_ARCH_CLOCKSOURCE_DATA

Linux Kernel Configuration
└─>Processor type and features
└─>ARCH_CLOCKSOURCE_DATA
In linux kernel since version 3.1 (release Date: 2011-10-24)