echo "checking GPL-2 only perf binary for library linkage with incompatible licenses.."
! ldd $(KERNEL_SRC)/tools/perf/perf | grep -q -E '\blibbfd'
! ldd $(KERNEL_SRC)/tools/perf/perf | grep -q -E '\blibcrypto'
echo "checking GPL-2 only perf binary for library linkage with incompatible licenses.."
! ldd $(KERNEL_SRC)/tools/perf/perf | grep -q -E '\blibbfd'
! ldd $(KERNEL_SRC)/tools/perf/perf | grep -q -E '\blibcrypto'