Enable GCOV profiling on ftrace subsystem
configname: CONFIG_GCOV_PROFILE_FTRACE
Linux Kernel Configuration
└─>Kernel hacking
└─>Tracers
└─>Enable GCOV profiling on ftrace subsystem
In linux kernel since version 4.2 (release Date: 2015-08-30)
Enable GCOV profiling on ftrace subsystem for checking
which functions/lines are tested.
If unsure, say N.
Note that on a kernel compiled with this config, ftrace will
run significantly slower.
which functions/lines are tested.
If unsure, say N.
Note that on a kernel compiled with this config, ftrace will
run significantly slower.