Re: [RFC] Disable disk spinup during system resume

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On 21/07/11 15:49, Alan Stern wrote:
> On Thu, 21 Jul 2011, Pádraig Brady wrote:
> 
>> Hi,
>>
>> I have a secondary sata disk (sda)  in my system that
>> I would like not to spinup on resume.


>> I tried this to no avail:
>>
>>   echo 0 > /sys/block/sda/device/scsi_disk/*/manage_start_stop


> Try adding a dump_stack() line to 
> drivers/scsi/sd.c:sd_start_stop_device() and see what shows up in the 
> kernel log.

Tried that, and nothing is calling it for sda
(There were calls for sdb of course).
So it seems like something lower level :(
I'll keep digging.

cheers,
Pádraig.
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