$ bitbake linux-raspberrypi -c menuconfig
# RtBOݒ()
Kernel hacking --> Tracers --> ȉL
* Kernel Function Tracer  
* Kernel Function Graph Tracer  
* enable/disable function tracing cynamically  
* Kernel function profiler  
* Trace max stack  
* Interrupts-off Latency Tracer  
* Scheduling Latency Tracer  
* Trace syscalls  
* Create a snapshot trace buffer  
* Allow snapshot to swap per CPU  
* Support for tracing block IO actions  
* Enable kprobes-based dynamic events

# ۑmenuconfigI
$ bitbake linux-raspberrypi -c diffconfig
# fragment.cfgɂlinux-raspberrypi_%.bbappend쐬 
