Re: [GIT PULL] RCU changes for v3.3

From: Mark Brown
Date: Tue Jan 24 2012 - 18:51:26 EST


On Tue, Jan 24, 2012 at 02:43:45PM -0800, Paul E. McKenney wrote:
> On Tue, Jan 24, 2012 at 10:07:00PM +0000, Mark Brown wrote:
> > On Tue, Jan 24, 2012 at 01:11:37PM -0800, Paul E. McKenney wrote:

> > > Hmmm... Residual power dissipation is given in milliwatts. I could
> > > imagine some heartburn from many of the more aggressive embedded folks,
> > > given that they might prefer microwatts -- or maybe even nanowatts,
> > > for all I know.

> > FWIW idle battery referenced draw from a modern smartphone will be in
> > the low single digit miliwatts or so.

> Ah, OK, so only the non-smart cellphones would care, but they generally
> don't run Linux, from what I understand. Thanks for the info!

Well, that depends. Anything you're actually accomplishing when you're
optimising at that level is at the less than a milliwatt level.
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