Messages in this thread | | | Date | Wed, 1 Aug 2007 10:53:52 -0600 | From | Matthew Wilcox <> | Subject | Re: [patch 2/4] Expose Power Management Policy option to users |
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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?
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