CONFIG_ARCH_HAS_FAST_MULTIPLIER (not configurable)

configname: CONFIG_ARCH_HAS_FAST_MULTIPLIER

Linux Kernel Configuration
└─>Library routines
└─>ARCH_HAS_FAST_MULTIPLIER
In linux kernel since version 3.10 (release Date: 2013-06-30)  
is depended by
CONFIG_POWER9_CPU