CONFIG_HAVE_BUILDTIME_MCOUNT_SORT (not configurable)

configname: CONFIG_HAVE_BUILDTIME_MCOUNT_SORT

Linux Kernel Configuration
└─>Kernel hacking
└─>HAVE_BUILDTIME_MCOUNT_SORT
In linux kernel since version 5.2 (release Date: 2019-07-07)  
An architecture selects this if it sorts the mcount_loc section
at build time.