parse_filter_func  472 tools/perf/builtin-ftrace.c 		     "trace given functions only", parse_filter_func),
parse_filter_func  474 tools/perf/builtin-ftrace.c 		     "do not trace given functions", parse_filter_func),
parse_filter_func  476 tools/perf/builtin-ftrace.c 		     "Set graph filter on given functions", parse_filter_func),
parse_filter_func  478 tools/perf/builtin-ftrace.c 		     "Set nograph filter on given functions", parse_filter_func),