Re: [Qemu-devel] [PATCH 00/28] Memory API for 1.6: fix I/O port endianness mess

[Paolo Bonzini <pbonzini@redhat.com>]

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Il 25/07/2013 08:04, Jan Kiszka ha scritto:
> On 2013-07-25 07:47, Benjamin Herrenschmidt wrote:
>> On Thu, 2013-07-25 at 15:26 +1000, Benjamin Herrenschmidt wrote:
>>> On Mon, 2013-07-22 at 10:34 -0500, Anthony Liguori wrote:
>>>> 
>>>> Really nice series.  I'd prefer we simply got rid of the
>>>> endianness flag entirely but this is a good step.
>>>> 
>>>> Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
>>> 
>>> Are you going to merge this ?
>>> 
>>> Afaik (Alexey just told me), pretty much anything IO is broken
>>> for powerpc upstream and has been for weeks now ! It looks like
>>> the only thing that got reverted was the VGA problem but
>>> everything else is still busted including virtio.
>>> 
>>> Why hasn't the original breakage been reverted immediately
>>> instead ?
>> 
>> It's actually worse than I thought. Alexey is showing me that in
>> fact, even PCI MMIO is busted, using EHCI causes qemu to segfault
>> for example.
> 
> Can you be more specific? I suppose this is also on Power. Is it 
> unrelated to the endianness topic?

It is fixed by patches 25-27 in this series.

Paolo

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