Re: Ping: [PATCH] uapi: Make __{u,s}64 match {u,}int64_t in userspace

From: Cyril Hrubis
Date: Fri Jun 17 2022 - 11:02:26 EST


Hi!
> >>> I could be persuaded otherwise with an example of a program for which
> >>> changing __s64 from 'long long' to 'long' would break *binary* backward
> >>> compatibility, or similarly for __u64.
> >>
> >> C++ could break.
> >
> > Thinking of this again we can detect C++ as well so it can be safely
> > enabled just for C with:
> >
> > #if !defined(__KERNEL__) && !defined(__cplusplus) && __BITSPERLONG == 64
> > # include <asm-generic/int-l64.h>
> > #else
> > # include <asm-generic/int-ll64.h>
> > #endif
> >
>
> I'm very interested in seeing this merged, as that would allow
> simplifying the man-pages by removing unnecessary kernel details such as
> u64[1]. How is the state of this patch?

I guess that it stalled because I haven't posted it as an actual patch,
I should do so to get this back on a track.

--
Cyril Hrubis
chrubis@xxxxxxx