On Tue, Apr 19, 2022 at 04:31:59PM -0400, Kent Overstreet wrote: > +static const char si_units[] = "?kMGTPEZY"; > + > +void pr_human_readable_u64(struct printbuf *buf, u64 v) The person who wrote string_get_size() spent a lot more time thinking about corner-cases than you did ;-)