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Re: [Qemu-devel] [Qemu-ppc] [PATCH v3] pci: allow 0 address for PCI IO/M
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From: |
Laurent Vivier |
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Subject: |
Re: [Qemu-devel] [Qemu-ppc] [PATCH v3] pci: allow 0 address for PCI IO/MEM regions |
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Date: |
Tue, 11 Aug 2015 11:04:25 +0200 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.1.0 |
On 11/08/2015 10:50, Alexander Graf wrote:
>
>
> On 27.07.15 10:19, Laurent Vivier wrote:
>> Alex,
>>
>> could you ACK this patch ?
>>
>> It's not perfect and it will be removed later, but for the moment it
>> allows to hotplug PCI card in pseries.
>
> PCIe definitely allows for BARs to be allocated to 0, so this is more or
> less "the right thing". I really just wanted to make everyone aware that
> I've run into issues with BARs actually located at address 0 in generic
> PCI code in Linux ;).
>
> So I don't think you really need my ack, as you definitely don't have a
> nack from my side.
Thank you Alex !
Michael S. T, could you take the patch ?
Thanks,
Laurent