CONFIG_OPROFILE_ARM11_CORE is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

CONFIG_OPROFILE_ARM11_CORE (not configurable)

configname: CONFIG_OPROFILE_ARM11_CORE

Linux Kernel Configuration
└─>Profiling support
└─>OPROFILE_ARM11_CORE
In linux kernel since version 2.6.21 (release Date: 2007-04-25)  
depends
CONFIG_EXPERIMENTAL
CONFIG_OPROFILE