On Fri, Apr 12, 2019 at 2:49 PM Ben Greear <[email protected]> wrote: > > On 4/12/19 2:43 PM, Kirtika Ruchandani wrote: > > On Fri, Apr 12, 2019 at 2:40 PM <[email protected]> wrote: > >> > >> From: Ben Greear <[email protected]> > >> > >> This lets us more precisely calculate the absolute timestamp > >> of last-rix (ie, now - idle). > > > > Can you use 64-bit timestamps? struct timeval suffers from the > > overflow after 2038 problem. > > What is the preferred API to do this? Whatever it is, it would need > to compile on old crufty systems as well.
I am not sure what the guidance for userspace is. The kernel uses 'struct timespec64' I think. Arnd (cc-ed) who has mostly led the 2038 problem in the kernel might have more input on the "old crufty systems" part. > > Thanks, > Ben > > -- > Ben Greear <[email protected]> > Candela Technologies Inc http://www.candelatech.com >
