CONFIG_HAVE_PERF_USER_STACK_DUMP (not configurable)

configname: CONFIG_HAVE_PERF_USER_STACK_DUMP

Linux Kernel Configuration
└─>HAVE_PERF_USER_STACK_DUMP
In linux kernel since version 3.1 (release Date: 2011-10-24)  
Support user stack dumps for perf event samples. This needs
access to the user stack pointer which is not unified across
architectures.