lkml.org 
[lkml]   [2013]   [Jul]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH RFC nohz_full v2 2/7] nohz_full: Add rcu_dyntick data for scalable detection of all-idle state
From
Date
On Mon, 2013-07-01 at 12:16 -0700, Paul E. McKenney wrote: 
> On Mon, Jul 01, 2013 at 11:34:13AM -0700, Josh Triplett wrote:

> > > > This also naturally raises the question "How can we let userspace get
> > > > accurate time without forcing a timer tick?".
> > >
> > > We don't. ;-)
> >
> > We don't currently, hence my question about how we can. :)
>
> Per-CPU atomic clocks?

Great idea, who needs timekeeping code.

http://www.euronews.com/2013/04/02/swiss-sets-sights-on-miniscule-atomic-clock/

-Mike



\
 
 \ /
  Last update: 2013-07-02 07:41    [W:1.681 / U:0.148 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site