Re: Power management for SCSI

From: Alan Stern
Date: Wed Aug 13 2008 - 16:16:22 EST


On Wed, 13 Aug 2008, James Bottomley wrote:

> > With the original patch, you can't operate on the link independent from
> > the devices. But with the revised patch (whenever I manage to find
> > time to write it!), you _will_ be able to.
>
> That sounds great .. if you link it through the transport class, that
> can implement the policy you want (as in power all devices down before
> the link for USB, but just power down the link for SAS/SATA).

Assuming we have a transport class for USB/Firewire! That's the reason
I proposed adding such a thing.

Alan Stern

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