FTRACE_ITER_PRINTALL
if (iter->flags & FTRACE_ITER_PRINTALL) {
iter->flags &= ~(FTRACE_ITER_PRINTALL | FTRACE_ITER_PROBE | FTRACE_ITER_MOD);
iter->flags |= FTRACE_ITER_PRINTALL;
if (iter->flags & FTRACE_ITER_PRINTALL) {