Re: REQ_PM vs REQ_TYPE_PM_RESUME

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On 1/7/2014 10:25 AM, Alan Stern wrote:
> This doesn't seem like a good idea.  The way to speed up resumes is
> to allow sd's resume routine to return while the disk is still
> spinning up (i.e., make the spin-up asynchronous).  There already
> have been patches submitted to do this; I don't know what happened
> to them.

Sure, if that is your *only* goal.  I also want the disk to not spin
up *at all* if possible.  There's no sense spinning up all of your
disks every time you resume when you very rarely access some of them.


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