IS_CUSTOM_KERNEL=true KERNEL_SRC=/home/p5cai/workspace/linux CPUPOWER=$KERNEL_SRC/tools/power/cpupower/cpupower X86_ENERGY_PERF_POLICY=$KERNEL_SRC/tools/power/x86/x86_energy_perf_policy/x86_energy_perf_policy PERF=$KERNEL_SRC/tools/perf/perf export LD_LIBRARY_PATH="$LD_LIBRARY_PATH":"$KERNEL_SRC/tools/power/cpupower"