CONFIG_HAVE_ARCH_STACKLEAK (not configurable)
configname: CONFIG_HAVE_ARCH_STACKLEAK
Linux Kernel Configuration
└─>General architecture-dependent options
└─>HAVE_ARCH_STACKLEAK
In linux kernel since version 4.2 (release Date: 2015-08-30)
An architecture should select this if it has the code which
fills the used part of the kernel stack with the STACKLEAK_POISON
value before returning from system calls.
fills the used part of the kernel stack with the STACKLEAK_POISON
value before returning from system calls.