Enable trace events for preempt and irq disable/enable
configname: CONFIG_PREEMPTIRQ_EVENTS
Linux Kernel Configuration
└─>Kernel hacking
└─>Tracers
└─>Enable trace events for preempt and irq disable/enable
In linux kernel since version 4.2 (release Date: 2015-08-30)
Enable tracing of disable and enable events for preemption and irqs.