CONFIG_HAVE_NMI_WATCHDOG (not configurable)

configname: CONFIG_HAVE_NMI_WATCHDOG

Linux Kernel Configuration
└─>General architecture-dependent options
└─>HAVE_NMI_WATCHDOG
In linux kernel since version 3.1 (release Date: 2011-10-24)  
The arch provides a low level NMI watchdog. It provides
asm/nmi.h, and defines its own arch_touch_nmi_watchdog().

depends
CONFIG_HAVE_NMI