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SubjectRe: [patch 2a/3] Expose Power Management Policy option to users
James Bottomley wrote:
> To take the model I understand: SAS; the links are managed at the phy
> level, so the power policy should be set there and thus should probably
> be a property of the phy object, which doesn't even exist in the SCSI
> model, it only exists in the transport class. It strikes me that even
> for ATA, the same thing is probably true.
> Now, I can see that the power management models of all the transports
> might share some similarities (particularly at this three stage granular
> level); if so, it might make sense to export helpers from the mid-layer
> for the transport classes to use for this.

Agreed, in principle.


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