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

[Simon Horman <horms@xxxxxxxxxxxx>]

On Tue, Jun 02, 2009 at 07:31:35PM +0800, Cui, Dexuan wrote:
> 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

Sorry, my mistake. I see the problem now. I will investigate.


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