Re: [PATCH #upstream-fixes] libata: retry link resume if necessary

[Tejun Heo <tj@kernel.org>]

Hello,

On 01/12/2010 07:57 AM, Greg KH wrote:
> On Mon, Jan 11, 2010 at 11:14:44AM +0900, Tejun Heo wrote:
>> Interestingly, when SIDPR is used in ata_piix, writes to DET in
>> SControl sometimes get ignored leading to detection failure.  Update
>> sata_link_resume() such that it reads back SControl after clearing DET
>> and retry if it's not clear.
>>
>> Signed-off-by: Tejun Heo <tj@kernel.org>
>> Reported-by: fengxiangjun <fengxiangjun@neusoft.com>
>> Reported-by: Jim Faulkner <jfaulkne@ccs.neu.edu>
>> Cc: stable@kernel.org
>> ---
>> Greg, although this patch should be included in -stable release in
>> time, I think it should receive some more testing in devel branch for
>> at least a couple of -rc cycles as it changes very fundamental part of
>> hardreset protocol.  Is there a protocol for delayed inclusion into
>> -stable?  If not, I'll try to remember and ping you back after some
>> time but I'm almost sure that I'm gonna forget this.  :-)
> 
> I'll drop this into my "todo-stable" queue, and ping you back on this in
> a few weeks.  Sound good?

Yeap, sounds good.

Thanks.

-- 
tejun