Re: [RFC] Add iommu group commands

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, Sep 17, 2013 at 03:56:46PM +0800, Li Zhang wrote:
> Hi,
> 
> Currently, we need to assign the iommu group to guests manually.
> It needs to know the groups information.
> I think we can add some iommu group commands to provide users
> groups information.
> 
> I can think of these commands as the following:
> 
> #virsh group-list  <--active>
>   * list all the groups in the system with VFIO
>   * --active: list the active groups which have been used by guests.
> 
> #virsh group-devs  <groupnum>
>   * list the devices in the group.
>   *If groupnum is not specified, it will list every groups' devices.
> 
> # virsh group-dumpxml <groupnum>
>   * dump the group's xml configuration.
>     dumxml file for example:
>     <iommuGroup number='1'>
>       <address domain='0x0001' bus='0x40' slot='0x00' function='0x0'/>
>       <address domain='0x0001' bus='0x40' slot='0x00' function='0x1'/>
>     </iommuGroup>
> 
> This information can also be got by #nodedev-dumpxml <device>
> But users still can't know all the groups and the devices in the
> group directly.
> 
> Any suggestions?

I'm not convinced we should add new APIs or commands for this.

I think that an iommu group could just be presented as a new
type of virtual device in the existing 'nodedev' APIs.

Regards,
Daniel
-- 
|: http://berrange.com      -o-    http://www.flickr.com/photos/dberrange/ :|
|: http://libvirt.org              -o-             http://virt-manager.org :|
|: http://autobuild.org       -o-         http://search.cpan.org/~danberr/ :|
|: http://entangle-photo.org       -o-       http://live.gnome.org/gtk-vnc :|

--
libvir-list mailing list
libvir-list@xxxxxxxxxx
https://www.redhat.com/mailman/listinfo/libvir-list




[Index of Archives]     [Virt Tools]     [Libvirt Users]     [Lib OS Info]     [Fedora Users]     [Fedora Desktop]     [Fedora SELinux]     [Big List of Linux Books]     [Yosemite News]     [KDE Users]     [Fedora Tools]