[Quantal] pull-request: support for SATA device sleep
Colin Ian King
colin.king at canonical.com
Tue Sep 18 08:55:22 UTC 2012
On 18/09/12 03:11, Tim Gardner wrote:
> On 09/17/2012 02:39 PM, Tim Gardner wrote:
>> On 09/17/2012 02:22 PM, Leann Ogasawara wrote:
>>> Hi All,
>>> It's been requested we pick up the following patches to provide support
>>> for SATA Device Sleep. I've cherry-picked the first patch, b1354cbb,
>>> from upstream which then allowed me to cleanly cherry-pick the next 3
>>> patches from the maintainers tree:
>>> I've pushed the entire patch set to the following branch for review.
>>> I've requested testing from Tim on AMD hardware. I've also tested
>>> locally on Intel HW and confirm there are no regressions. For anyone
>>> else interested in testing, I've posted my test kernel to the following
>> I think we should delay application of patches in bug #1032228 until we
>> can get some hard data. One of those patches is pretty intrusive. I'm
>> not sure its worth the power savings given the maintenance hassles this
>> might create.
> Colin - do you have any kit that we can use to measure this patch set ?
I don't believe I do, I've tested the newest kit that I have with this
kernel and I was expecting to see one or more of the ahci flags: deso,
sadm or sds, and I don't. Either the my kit doesn't support this, or
the detection isn't working (which I doubt).
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