[Xen-devel] RE: [Xen-changelog] [xen-unstable] xend: hot-plug PCI devices at boot-time

["Cui, Dexuan" <dexuan.cui@xxxxxxxxx>]

Cui, Dexuan wrote:
> Simon Horman wrote:
>> On Tue, Jun 02, 2009 at 04:38:17PM +0800, Cui, Dexuan wrote:
>>> Simon Horman wrote:
>>>> On Tue, Jun 02, 2009 at 01:05:16PM +0800, Cui, Dexuan wrote:
>> 
>> [snip]
>> 
>>>>> BTW, there is another bug with guest hotplug:
>>>>> After I create a guest without assigning any device to it, I can
>>>>> 'xm pci-attach' a device into the guest, but "xm pci-list" doesn't
>>>>> show the vslot info. Looks this issue is originally introduced by
>>>>> c/s 19510. Can you and Masaki Kanno have a look?
>>>> 
>>>> Yes, of course, I will look into it.
>>>> 
>>>> Which revisions of xen-unstable.hg and qemu-xen-unstable.git are
>>>> you using?
>>> I'm using the latest xen c/s 19696 and ioemu
>>> 72f4654095e0ac1539749b628e98f5e1569c9801 plus applying your patch
>>> manually now and can still reproduce it.
>> 
>> Are you booting an HVM domain?
>> I am not able to see this problem with the config below
>> and running the following commands to attach a device:
>> 
>> $ xm pci-list debian
>> $ xm pci-attach debian 01:00.0
>> $ xm pci-list debian
>> domain bus  slot func
>> 0x0000 0x01 0x00 0x0
> Here, I think the VSLT is missing?

I expect it should be something like:

$ xm pci-list debian
VSlt domain bus  slot func
0x04 0x0000 0x01 0x00 0x0

Thanks,
-- Dexuan


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