CONFIG_X86_LOCAL_APIC (not configurable)

modulename: ibs.ko

and/or

msr.ko

and/or

topology.ko

and/or

perfctr-watchdog.ko

and/or

apic.ko

configname: CONFIG_X86_LOCAL_APIC

Linux Kernel Configuration
└─>Processor type and features
└─>X86_LOCAL_APIC
In linux kernel since version 2.6.12  
source code:
/arch/x86/events/amd/ibs.c
selects
CONFIG_IRQ_DOMAIN_HIERARCHY