[et-mgmt-tools] [PATCH] virt-manager: List VM 'hostdev' devices

Cole Robinson crobinso at redhat.com
Thu Jan 22 22:04:16 UTC 2009

Cole Robinson wrote:
> Daniel P. Berrange wrote:
>> On Tue, Jan 20, 2009 at 05:41:48PM -0500, Cole Robinson wrote:
>>> The attached patch adds support for listing, viewing details of, and
>>> removing VM 'hostdev' devices. libvirt currently supports usb and pci
>>> host devices, so I tried to tackle all the variants for each. Some
>>> example screeenshots:
>>> http://fedorapeople.org/~crobinso/virt-manager/vmm-show-hostdev1.png
>>> http://fedorapeople.org/~crobinso/virt-manager/vmm-show-hostdev2.png
>>> A couple particulars:
>>> - There is no icon for a 'hostdev' in the VM's hardware list. We've been
>>> stretching use of gtk stock icons pretty thin, and there really isn't
>>> anything available that makes sense. This will be addressed when we
>>> integrate custom icons (next release).
>>> - The parameter differences between PCI, USB by vendor/product, and USB
>>> by bus/device number are pretty large. Rather than have 10 different GUI
>>> fields, populating only what is appropriate and hiding the others, I
>>> just generate a single line listing for the device details section (ex.
>>> "Bus: 001, Device: 002". This is shown in the screenshots. It's a bit
>>> uglier this way, but much simpler, and conveys all the same information.
>> I'd just use the formatted address syntax shown by lspci/lsusb, eg
>>   USB      001:002
>>   PCI      0000:01:3f.0
>> Given the PCI / USB address you ought to be able to use the host 
>> device enumeration patches to find the matching device on the host.
>> Once you have that you get the friendly Vendor + Product name 
>> which would be more useful to display
> Updated patch attached, addressing the above comment. New screenshots
> say it all:
> http://fedorapeople.org/~crobinso/virt-manager/vmm-show-hostdev1v2.png
> http://fedorapeople.org/~crobinso/virt-manager/vmm-show-hostdev2v2.png

This is applied now.


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