Size of interrupt coverage collection area in words

configname: CONFIG_KCOV_IRQ_AREA_SIZE

Linux Kernel Configuration
└─>Kernel hacking
└─>Kernel Testing and Coverage
└─>Size of interrupt coverage collection area in words
In linux kernel since version 5.1 (release Date: 2019-05-05)  
KCOV uses preallocated per-cpu areas to collect coverage from
soft interrupts. This specifies the size of those areas in the
number of unsigned long words.

depends
CONFIG_KCOV