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Re: [Xen-devel] [Xen-users] xen forum

On Wed, 22 May 2013 16:32:33 +0100, George Dunlap <george.dunlap@xxxxxxxxxxxxx> wrote:
On 22/05/13 16:27, Gordan Bobic wrote:
On Wed, 22 May 2013 10:58:30 +0100, George Dunlap <George.Dunlap@xxxxxxxxxxxxx> wrote:
On Wed, May 22, 2013 at 10:53 AM, Ian Campbell
<Ian.Campbell@xxxxxxxxxx> wrote:
On Wed, 2013-05-22 at 07:55 +0100, Gordan Bobic wrote:
Along with a wiki for documentation that is actually kept updated when features are added/removed/changed and more importantly, that clearly states if/when obvious features are unexpectedly and conspicuously

The beauty of a wiki is that anyone can edit or correct it.

We have regular documentation days where we are all (users and devs alike) encouraged to work to improve the state of the wiki and other


The state of the Xen documentation base has actually improved
considerably over the last year due to this initiative.

(e.g. domU config file method of passing multiple USB devices to

I'm not sure what you are referring to here, the config file syntax is documented in docs/man/xl.cfg.pod.5 which is installed as the xl.cfg(5)
manpage. It is also available online
http://xenbits.xen.org/docs/unstable/man/xl.cfg.5.html and referenced
from the wiki e.g. http://wiki.xen.org/wiki/Xen_Man_Pages

This manpage contains:
        =item B<usbdevice=[ "DEVICE", "DEVICE", ...]>

This is a new feature for 4.3 -- 4.2 and earlier don't support
multiple USB devices (including say, a host device and an emulated usb

Is this an xl-only feature or will it work with xl as well?

It will work with both xl and xl, but not with xm. :-)

Hmm... Are there any outstanding issues with xl and PCI / VGA passthrough?

I'm sure I read on the (possibly out of date) wiki that with xl
PCI passthrough requires FLR, which 99% of devices lack (i.e. makes
it useless to anyone wanting to do any kind of PCI passthrough).

Perhaps I'll try my VMs with xl tonight and see what, if anything,
breaks and raise it before time's up for 4.3 release...


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