On Mon, 19 Sep 2022, Jiri Slaby wrote: > > > Why __u64 and not u64? > > > > For consistency as there's `__u32' used elsewhere in this file. It's not > > clear to me what our rules WRT the use of `s*'/`u*' vs `__s*'/`__u*' are. > > I don't think we have it mentioned under Documentation/. Please clarify > > if you know and I can update the change accordingly. > > The rule is, AFAICT, use __u*/__s* in user (uapi) headers. Everywhere else, > use u*/s*. Fair enough, that's consistent with ISO C's designation of identifiers whose names start with an underscore as reserved (for system use, etc.). Maciej
