Messages in this thread | | | Date | Thu, 3 Nov 2011 08:51:46 -0700 | Subject | Re: [PATCH 2/3] scsi: add hooks for host runtime power management | From | Tejun Heo <> |
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Hello,
On Thu, Nov 3, 2011 at 8:39 AM, Alan Stern <stern@rowland.harvard.edu> wrote: >> I don't know. I haven't really thought about it but as it's currently >> designed, I don't think it'll be possible to avoid going through EH to >> put ATA ports into suspend mode. > > Why not?
It's just how things are designed now. There's no reason why it's fundamentally impossible but going around that would require some amount of hackery or preferably re-design. Synchronization against command processing, interrupts and all are built around EH.
Thanks.
-- tejun
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