On Sat, Jun 27, 2020 at 10:38 PM Changbin Du <[email protected]> wrote: > > This adds an option '-m/--buffer-size' to allow us set the size of per-cpu > tracing buffer. > > Signed-off-by: Changbin Du <[email protected]> > --- [SNIP] > @@ -555,6 +575,8 @@ int cmd_ftrace(int argc, const char **argv) > "Max depth for function graph tracer"), > OPT_UINTEGER('d', "delay", &ftrace.initial_delay, > "ms to wait before starting tracing after program > start"), > + OPT_UINTEGER('m', "buffer-size", &ftrace.buffer_size_kb, > + "size of per cpu buffer in kb"),
It'd be nice if we support units as a suffix (like perf record). e.g. -m 4M Thanks Namhyung > OPT_END() > }; > > -- > 2.25.1 >
