Re: [PATCH 0/8] Suspend block api (version 6)

From: Matthew Garrett
Date: Tue May 04 2010 - 11:28:10 EST


On Tue, May 04, 2010 at 09:51:39AM -0400, Alan Stern wrote:

> Another thing that Kevin is missing: There is more to the system than
> the devices and the CPU. For example: RAM, an embedded controller (on
> modern desktop/laptop systems), a power supply, and so on. Dynamic PM
> for the CPU and the devices won't power-down these things, but system
> PM will.

Somewhat true - machines with C1E support will put the RAM into self
refresh when the cpu is idle, but you're right that there are various
components that we simply don't have control over in the desktop world
at present.

--
Matthew Garrett | mjg59@xxxxxxxxxxxxx
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