Re: Attempted summary of suspend-blockers LKML thread, take three

Matthew Garrett
2010-08-16T16:09:11Z

On Sat, Aug 14, 2010 at 09:53:51AM -0700, Arjan van de Ven wrote:

> they tend to go "off".
>
> however I think you're making an assumption that there is a
> real difference between a deep idle state and "off"....
>
> For modern x86 hardware, that assumption isn't really valid.
> (other than a very very small sram that stores register content in the
> idle case)

Really? I thought the TSC stopped in suspend. Does having a package go
into C6 mean that the RAM goes into self-refresh?

--
Matthew Garrett | mjg59@srcf.ucam.org