Re: Resource assignment oddities

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On Wed, May 22, 2013 at 1:44 PM, Benjamin Herrenschmidt
<benh@xxxxxxxxxxxxxxxxxxx> wrote:
> On Wed, 2013-05-22 at 11:21 -0600, Bjorn Helgaas wrote:
>> > looks like right fix for v3.9 should be as attached patch.
>> > it will keep must+optional for mmio, if only ioport fails....
>>
>> I read all that before, but it didn't answer my questions.  I assume
>> we're trying to fix a device that doesn't work.  Which device is it?
>
> We have MMIO assignment failures due to the "retry" but so far it hasn't
> prevented the devices I have tested from working. It does make me very
> nervous however.
>

yes, io port allocation failure trigger wrong retry with mmio.

Yinghai
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