Re: [patch 2/4] Expose Power Management Policy option to users

[Matthew Wilcox]

On Tue, Jul 31, 2007 at 09:18:08AM -0500, James Bottomley wrote:
> The other comment is that power saving seems to be a property of the
> transport rather than the host.  If you do it in the transport classes,
> then you can expose all the knobs the actual transport possesses (which
> is, unfortunately, none for quite a few SCSI transports).

Would it save any power to negotiate down to, say, FAST-20 for the SPI
transport?  Or to negotiate narrow instead of wide, so fewer cables have
to be powered?

-- 
"Bill, look, we understand that you're interested in selling us this
operating system, but compare it to ours.  We can't possibly take such
a retrograde step."
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