lkml.org 
[lkml]   [2013]   [Jul]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [RFC][PATCH 0/9] sched: Power scheduler design proposal
On Tue, Jul 16, 2013 at 12:57:34PM -0700, Arjan van de Ven wrote:
> then the question of how much remaining capacity; this is a hard one, and not just
> for Intel. Almost all mobile devices today are thermally constrained, ARM and Intel
> alike (at least the higher performance ones)... the curse of wanting very thin and light
> phones that are made of thermally isolating plastic (so that radio waves can go through)
> and have a nice and bright screen...

Right, so we might need to track a !idle avg over the thermal domain to
guestimate the head-room and inter-cpu relations.

But yeah, I suppose what I've been saying is that we need to drag
cpufreq into the SMP era. Only considering a single cpu isn't going to
work anymore.


\
 
 \ /
  Last update: 2013-07-16 23:01    [W:0.106 / U:18.660 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site