[Quantal] pull-request: support for SATA device sleep

Tim Gardner tim.gardner at canonical.com
Mon Sep 17 20:39:39 UTC 2012


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:
> 
> git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev.git NEXT
> 
> 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
> location:
> 
> http://people.canonical.com/~ogasawara/lp1032228
> <http://people.canonical.com/%7Eogasawara/lp1032228>
> 
> Thanks,
> Leann
> 

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.

rtg
-- 
Tim Gardner tim.gardner at canonical.com




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