162306a36Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0-only 262306a36Sopenharmony_ci# builds the trace events example kernel modules; 362306a36Sopenharmony_ci# then to use one (as root): insmod <module_name.ko> 462306a36Sopenharmony_ci 562306a36Sopenharmony_ci# If you include a trace header outside of include/trace/events 662306a36Sopenharmony_ci# then the file that does the #define CREATE_TRACE_POINTS must 762306a36Sopenharmony_ci# have that tracer file in its main search path. This is because 862306a36Sopenharmony_ci# define_trace.h will include it, and must be able to find it from 962306a36Sopenharmony_ci# the include/trace directory. 1062306a36Sopenharmony_ci# 1162306a36Sopenharmony_ci# Here trace-events-sample.c does the CREATE_TRACE_POINTS. 1262306a36Sopenharmony_ci# 1362306a36Sopenharmony_ciCFLAGS_trace-events-sample.o := -I$(src) 1462306a36Sopenharmony_ciCFLAGS_trace_custom_sched.o := -I$(src) 1562306a36Sopenharmony_ci 1662306a36Sopenharmony_ciobj-$(CONFIG_SAMPLE_TRACE_EVENTS) += trace-events-sample.o 1762306a36Sopenharmony_ciobj-$(CONFIG_SAMPLE_TRACE_CUSTOM_EVENTS) += trace_custom_sched.o 18