Re: [PATCH 2/3] scsi: add hooks for host runtime power management

Tejun Heo
2011-11-03T14:41:46Z

Hello,

On Thu, Nov 3, 2011 at 7:37 AM, Lin Ming <ming.m.lin@intel.com> wrote:
>> Yes, it is a problem.  But it looks like the underlying issue is that
>> you're using the SCSI error handler to do something it was not intended
>> for.  Can't you suspend and resume the ATA port without using the error
>> handler?
>
> The system suspend and resume of the ATA port uses the error handler.
> I think the runtime suspend and resume should use the error handler too.
>
> Tejun,
>
> Could you comment more on this?

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.

Thanks.

--
tejun
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