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

[Rodolfo Giometti <giometti@enneenne.com>]

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 :)

-- 

GNU/Linux Solutions                  e-mail:    giometti@enneenne.com
Linux Device Driver                             giometti@gnudd.com
Embedded Systems                     		giometti@linux.it
UNIX programming                     phone:     +39 349 2432127