Re: [PATCH] LinuxPPS (with new syscalls API) - new version

Rodolfo Giometti
2007-07-10T16:35:32Z

On Tue, Jul 10, 2007 at 12:01:51PM -0400, Lennart Sorensen wrote:
> On Sun, Jul 01, 2007 at 09:24:41PM +0200, Rodolfo Giometti wrote:
> > struct pps_timedata_s {
> > __32 sec;
> > __32 nsec;
> > }
> >
> > Ok? I think 32 bits are enought for keeping seconds... :)
>
> You want to purposely define an API that will break in 23 years (or is
> that 83 years since you made it unsigned potentially)? Why not 64bit
> for seconds and 32bit for nsec. That should cover it for long enough.
> When the unix time format was created 37 years ago, I could see thinking
> 32bit seemed reasonable, but why do it now. We have ram enough for
> 64bits.

Sorry I wrote wrong. I meant __u32.

I can use __u64 for seconds but doing this there could be problems for
32 bits platforms? =:-o

Rodolfo (not a 64 bits guru :)