CONFIG_TRACE_IRQFLAGS (not configurable)

modulename: trace_irq.ko

configname: CONFIG_TRACE_IRQFLAGS

Linux Kernel Configuration
└─>Kernel hacking
└─>TRACE_IRQFLAGS
In linux kernel since version 2.6.18 (release Date: 2006-09-19)  
Enables hooks to interrupt enabling and disabling for
either tracing or lock debugging.

source code:
arch/riscv/kernel/trace_irq.c