Re: [Xen-devel] Virtualization project idea

[Dhananjay Goel <dhananjaygoel123@xxxxxxxxx>]

I don't think USB protocol has been designed for *sharing*.
I'm pretty certain only one computer/device/VM can use USB device at a time.

--Please check:�http://spice-space.org/�They're trying similar thing.

Thanks,
Dhananjay

On Fri, Aug 27, 2010 at 6:38 PM, Pasi K�k�en <pasik@xxxxxx> wrote:

On Fri, Aug 27, 2010 at 06:33:35PM +0530, Dhananjay Goel wrote:
> � �Yes, exactly. So, we wanted to know if it is possible to *share USB*
> � �across VMs.
>

I don't think USB protocol has been designed for *sharing*.
I'm pretty certain only one computer/device/VM can use USB device at a time.

-- Pasi

> � �Thanks,
> � �Dhananjay

>
> � �On Fri, Aug 27, 2010 at 6:23 PM, Pasi K�k�en <[1]pasik@xxxxxx> wrote:
>
> � � �On Fri, Aug 27, 2010 at 06:16:32PM +0530, Dhananjay Goel wrote:
> � � �> � �How are you sharing USB flash drives with physical machines
> � � �> � �Comment: In ubuntu, plug in flash drive and access /media folder.
> � � �Then
> � � �> � �right click and click on "Sharing Options". Once you share it and
> � � �give
> � � �> � �others the right to add/edit the files, they can do so.
> � � �>
>
> � � �That's NOT USB sharing at all!
> � � �That's just a general filesystem share (nfs,cifs,whatever network
> � � �share).
>
> � � �You can do that with Xen, over the network, just like with physical
> � � �machines.
>
> � � �-- Pasi
>
> � � �> � �Thanks,
> � � �> � �Dhananjay
> � � �>
> � � �> � �On Fri, Aug 27, 2010 at 5:24 PM, Pasi K*rkk*inen

> � � �<[1][2]pasik@xxxxxx> wrote:
> � � �>
> � � �> � � �On Fri, Aug 27, 2010 at 04:56:33PM +0530, Dhananjay Goel wrote:
> � � �> � � �> * *Also you wouldn't see the changes made in other VMs,
> � � �> � � �> * *unless you made sure all the caches are refreshed etc in the
> � � �VM all
> � � �> � � �the
> � � �> � � �> * *time.
> � � �> � � �>
> � � �> � � �> * *You'd need to use some cluster-filesystem (GFS, GFS2, OCFS2,
> � � �GPFS,
> � � �> � � �etc).
> � � �> � � �> * *--Can you please suggest how NFS manages this because this
> � � �case is
> � � �> � � �handled
> � � �> � � �> * *by NFS without any corruption?
> � � �> � � �> * *We can share flash drive across VMs as we do with physical
> � � �machines
> � � �> � � �in
> � � �> � � �> * *LAN. Please help!
> � � �> � � �>
> � � �>
> � � �> � � �How are you sharing USB flash drives with physical machines?
> � � �>
> � � �> � � �-- Pasi
> � � �>
> � � �> � � �> * *Thanks,
> � � �> � � �> * *Dhananjay
> � � �> � � �>
> � � �> � � �> * *On Fri, Aug 27, 2010 at 4:27 PM, Pasi K*rkk*inen

> � � �> � � �<[1][2][3]pasik@xxxxxx> wrote:
> � � �> � � �>
> � � �> � � �> * * *On Fri, Aug 27, 2010 at 02:53:54PM +0530, Dhananjay Goel
> � � �wrote:
> � � �> � � �> * * *> * *This won't be straight forward. Think about USB
> � � �memory/flash
> � � �> � � �stick.
> � � �> � � �> * * *> * *If every VM sees it, and simultaneously writes to it,
> � � �the
> � � �> � � �> * * *filesystem
> � � �> � � �> * * *> * *in it will get corrupted immediately!
> � � �> � � �> * * *>
> � � �> � � �> * * *> * *--Why would it get corrupted immediately. Might be we
> � � �can
> � � �> � � �just lock
> � � �> � � �> * * *a
> � � �> � � �> * * *> * *specific file which is being edited? Please suggest.
> � � �> � � �> * * *>
> � � �> � � �>
> � � �> � � �> * * *Because USB level has no idea about filesystems or files,
> � � �or
> � � �> � � �locking
> � � �> � � �> * * *them!
> � � �> � � �>
> � � �> � � �> * * *Say you're using ext3 or NTFS in the VM for the USB
> � � �device.
> � � �> � � �> * * *Those filesystems are NOT cluster-aware, ie. they're not
> � � �aware of
> � � �> � � �any
> � � �> � � �> * * *sharing,
> � � �> � � �> * * *and they don't support any kind of sharing.
> � � �> � � �>
> � � �> � � �> * * *They expect exclusive access to the device.
> � � �> � � �>
> � � �> � � �> * * *If suddenly the bits on the device change from outside,
> � � �> � � �> * * *the filesystem gets corrupted very easily.
> � � �> � � �>
> � � �> � � �> * * *Also you wouldn't see the changes made in other VMs,
> � � �> � � �> * * *unless you made sure all the caches are refreshed etc in
> � � �the VM
> � � �> � � �all the
> � � �> � � �> * * *time.
> � � �> � � �>
> � � �> � � �> * * *You'd need to use some cluster-filesystem (GFS, GFS2,
> � � �OCFS2,
> � � �> � � �GPFS, etc).
> � � �> � � �>
> � � �> � � �> * * *-- Pasi
> � � �> � � �>
> � � �> � � �> * * *> * *Thanks,
> � � �> � � �> * * *> * *Dhananjay
> � � �> � � �> * * *>
> � � �> � � �> * * *> * *On Fri, Aug 27, 2010 at 2:49 PM, Pasi K*rkk*inen

> � � �> � � �> * * *<[1][2][3][4]pasik@xxxxxx> wrote:
> � � �> � � �> * * *>
> � � �> � � �> * * *> * * *On Fri, Aug 27, 2010 at 02:45:12PM +0530, Dhananjay
> � � �Goel
> � � �> � � �wrote:
> � � �> � � �> * * *> * * *> * *No, that's not possible with pvusb. pvusb is
> � � �for
> � � �> � � �direct
> � � �> � � �> * * *passthru to
> � � �> � � �> * * *> * * *> * *one/single vm.
> � � �> � � �> * * *> * * *> * *You'd need some filesystem share
> � � �(cifs/nfs/whatnot)
> � � �> � � �to make
> � � �> � � �> * * *such
> � � �> � � �> * * *> * * *sharing
> � � �> � � �> * * *> * * *> * *possible.
> � � �> � � �> * * *> * * *> * *Comments: Is it possible to share USB
> � � �keyboard, USB
> � � �> � � �mouse,
> � � �> � � �> * * *USB
> � � �> � � �> * * *> * * *modem, etc
> � � �> � � �> * * *> * * *> * *across VMs i.e host and guest(s)? If we
> � � �connect USB
> � � �> � � �> * * *keyboard, is it
> � � �> � � �> * * *> * * *> * *possible to use it in guests?
> � � �> � � �> * * *> * * *>
> � � �> � � �> * * *>
> � � �> � � �> * * *> * * *This is implemented in XCI (Xen Client Initiative),
> � � �and
> � � �> � � �there has
> � � �> � � �> * * *been
> � � �> � � �> * * *> * * *some discussions how to get it traditional Xen, to
> � � �help
> � � �> � � �Xen VGA
> � � �> � � �> * * *> * * *Passthrough usage.
> � � �> � � �> * * *>
> � � �> � � �> * * *> * * *See:

> � � �> � � �[2][3][4][5]http://wiki.xensource.com/xenwiki/XenVGAPassthrough

> � � �> � � �> * * *> * * *> * *Also, is it possible for us to modify the
> � � �device
> � � �> � � �driver of
> � � �> � � �> * * *USB 2.0
> � � �> � � �> * * *> * * *so that
> � � �> � � �> * * *> * * *> * *all USB 2.0 devices are visible and can be
> � � �used
> � � �> � � �across all
> � � �> � � �> * * *VMs?
> � � �> � � �> * * *> * * *Please
> � � �> � � �> * * *> * * *> * *suggest.
> � � �> � � �> * * *> * * *>
> � � �> � � �> * * *>
> � � �> � � �> * * *> * * *This won't be straight forward. Think about USB
> � � �> � � �memory/flash
> � � �> � � �> * * *stick.
> � � �> � � �> * * *> * * *If every VM sees it, and simultaneously writes to
> � � �it, the
> � � �> � � �> * * *filesystem
> � � �> � � �> * * *> * * *in it will get corrupted immediately!
> � � �> � � �> * * *>
> � � �> � � �> * * *> * * *USB Passthru cannot be used to 'share' devices,
> � � �it's for
> � � �> � � �giving
> � � �> � � �> * * *> * * *one/single VM
> � � �> � � �> * * *> * * *direct access to the device.
> � � �> � � �> * * *>
> � � �> � � �> * * *> * * *-- Pasi
> � � �> � � �> * * *>
> � � �> � � �> * * *> * * *> * *Thanks,
> � � �> � � �> * * *> * * *> * *Dhananjay
> � � �> � � �> * * *> * * *>
> � � �> � � �> * * *> * * *> * *On Fri, Aug 27, 2010 at 2:16 PM, Pasi
> � � �K*rkk*inen

> � � �> � � �> * * *> * * *<[1][3][4][5][6]pasik@xxxxxx> wrote:
> � � �> � � �> * * *> * * *>
> � � �> � � �> * * *> * * *> * * *On Fri, Aug 27, 2010 at 01:37:49PM +0530,
> � � �Dhananjay
> � � �> � � �Goel
> � � �> � � �> * * *wrote:
> � � �> � � �> * * *> * * *> * * *> * *Hi James/Pasi,
> � � �> � � �> * * *> * * *> * * *> * *I had a look at
> � � �> � � �> * * *> * * *>
> � � �> � � �> * * *
> � � �>

> � � � [1][2][4][5][6][7]http://wiki.xensource.com/xenwiki/XenUSBPassthrough

> � � �> � � �> * * *> * * *> * * *> * *But I'm not sure if it supports sharing
> � � �USB
> � � �> � � �devices
> � � �> � � �> * * *across
> � � �> � � �> * * *> * * *VMs
> � � �> � � �> * * *> * * *> * * *(host and
> � � �> � � �> * * *> * * *> * * *> * *guest) i.e. if I plug in a flash drive
> � � �then it
> � � �> � � �would
> � � �> � � �> * * *detect
> � � �> � � �> * * *> * * *in both
> � � �> � � �> * * *> * * *> * * *host
> � � �> � � �> * * *> * * *> * * *> * *and guest and I'd be able edit files
> � � �from all
> � � �> � � �VMs
> � � �> � � �> * * *rather
> � � �> � � �> * * *> * * *than
> � � �> � � �> * * *> * * *> * * *mounting and
> � � �> � � �> * * *> * * *> * * *> * *unmounting everytime from 1 VM to
> � � �other.
> � � �> � � �> * * *> * * *> * * *> * *Please let me know your thoughts on it.
> � � �> � � �> * * *> * * *> * * *>
> � � �> � � �> * * *> * * *>
> � � �> � � �> * * *> * * *> * * *No, that's not possible with pvusb. pvusb is
> � � �for
> � � �> � � �direct
> � � �> � � �> * * *passthru
> � � �> � � �> * * *> * * *to
> � � �> � � �> * * *> * * *> * * *one/single vm.
> � � �> � � �> * * *> * * *> * * *You'd need some filesystem share
> � � �(cifs/nfs/whatnot)
> � � �> � � �to
> � � �> � � �> * * *make such
> � � �> � � �> * * *> * * *sharing
> � � �> � � �> * * *> * * *> * * *possible.
> � � �> � � �> * * *> * * *>
> � � �> � � �> * * *> * * *> * * *-- Pasi
> � � �> � � �> * * *> * * *> * * *> * *Thanks,
> � � �> � � �> * * *> * * *> * * *> * *Dhananjay
> � � �> � � �> * * *> * * *> * * *>
> � � �> � � �> * * *> * * *> * * *> * *On Fri, Aug 27, 2010 at 4:28 AM, James
> � � �Harper
> � � �> � � �> * * *> * * *> * * *> *

> � � �*<[2][3][5][6][7][8]james.harper@xxxxxxxxxxxxxxxx>

> � � �> � � �wrote:
> � � �> � � �> * * *> * * *> * * *>
> � � �> � � �> * * *> * * *> * * *> * * *> Hi there!
> � � �> � � �> * * *> * * *> * * *> * * *>
> � � �> � � �> * * *> * * *> * * *> * * *> First I'd like to say that XEN
> � � �plaform is
> � � �> � � �really
> � � �> � � �> * * *cool
> � � �> � � �> * * *> * * *and
> � � �> � � �> * * *> * * *> * * *awesome.
> � � �> � � �> * * *> * * *> * * *> * * *>
> � � �> � � �> * * *> * * *> * * *> * * *> I'm an engineering student and is
> � � �> � � �searching for a
> � � �> � � �> * * *> * * *feasible
> � � �> � � �> * * *> * * *> * * *project in
> � � �> � � �> * * *> * * *> * * *> * * *> virtualization. I'd like to know if
> � � �its
> � � �> � � �possible
> � � �> � � �> * * *to
> � � �> � � �> * * *> * * *share USB
> � � �> � � �> * * *> * * *> * * *devices
> � � �> � � �> * * *> * * *> * * *> * * *(flash
> � � �> � � �> * * *> * * *> * * *> * * *> drive, hard disk, mouse, keyboards
> � � �etc)
> � � �> � � �across
> � � �> � � �> * * *guests
> � � �> � � �> * * *> * * *and host
> � � �> � � �> * * *> * * *> * * *(VMs).
> � � �> � � �> * * *> * * *> * * *> * * *Also, do
> � � �> � � �> * * *> * * *> * * *> * * *> you have any idea to extend it? Or
> � � �any
> � � �> � � �innovative
> � � �> � � �> * * *idea
> � � �> � � �> * * *> * * *so that
> � � �> � � �> * * *> * * *> * * *we can
> � � �> � � �> * * *> * * *> * * *> * * *> implement it.
> � � �> � � �> * * *> * * *> * * *> * * *>
> � � �> � � �> * * *> * * *> * * *> * * *> I'd appreciate any help. Thanks in
> � � �> � � �advance.
> � � �> � � �> * * *> * * *> * * *> * * *>
> � � �> � � �> * * *> * * *> * * *>
> � � �> � � �> * * *> * * *> * * *> * * *Further to what Pasi said, I have
> � � �partially
> � � �> � � �ported
> � � �> � � �> * * *the
> � � �> � � �> * * *> * * *backend
> � � �> � � �> * * *> * * *> * * *interface
> � � �> � � �> * * *> * * *> * * *> * * *and can hand you the code if you
> � � �want. It's
> � � �> � � �> * * *probable a bit
> � � �> � � �> * * *> * * *stale
> � � �> � � �> * * *> * * *> * * *vs the
> � � �> � � �> * * *> * * *> * * *> * * *current kernels and leaks memory
> � � �under some
> � � �> � � �> * * *circumstances
> � � �> � � �> * * *> * * *but is
> � � �> � � �> * * *> * * *> * * *> * * *probably better than starting from
> � � �scratch.
> � � �> � � �> * * *> * * *> * * *> * * *James
> � � �> � � �> * * *> * * *> * * *>
> � � �> � � �> * * *> * * *> * * *> References
> � � �> � � �> * * *> * * *> * * *>
> � � �> � � �> * * *> * * *> * * *> * *Visible links
> � � �> � � �> * * *> * * *> * * *> * *1.
> � � �> � � �> * *

> � � �*[4][6][7][8][9]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � � �> * * *> * * *> * * *> * *2.
> � � �> � � �mailto:[5][7][8][9][10]james.harper@xxxxxxxxxxxxxxxx
> � � �> � � �> * * *> * * *>
> � � �> � � �> * * *> * * *> References
> � � �> � � �> * * *> * * *>
> � � �> � � �> * * *> * * *> * *Visible links
> � � �> � � �> * * *> * * *> * *1. mailto:[8][9][10][11]pasik@xxxxxx
> � � �> � � �> * * *> * * *> * *2.
> � � �> � � �> * *
> � � �*[9][10][11][12]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � � �> * * *> * * *> * *3.
> � � �mailto:[10][11][12][13]james.harper@xxxxxxxxxxxxxxxx
> � � �> � � �> * * *> * * *> * *4.
> � � �> � � �> * *
> � � �*[11][12][13][14]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � � �> * * *> * * *> * *5.
> � � �mailto:[12][13][14][15]james.harper@xxxxxxxxxxxxxxxx
> � � �> � � �> * * *>
> � � �> � � �> * * *> References
> � � �> � � �> * * *>
> � � �> � � �> * * *> * *Visible links
> � � �> � � �> * * *> * *1. mailto:[14][15][16]pasik@xxxxxx
> � � �> � � �> * * *> * *2.
> � � �> � � �[15][16][17]http://wiki.xensource.com/xenwiki/XenVGAPassthrough
> � � �> � � �> * * *> * *3. mailto:[16][17][18]pasik@xxxxxx
> � � �> � � �> * * *> * *4.
> � � �> � � �[17][18][19]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � � �> * * *> * *5. mailto:[18][19][20]james.harper@xxxxxxxxxxxxxxxx
> � � �> � � �> * * *> * *6.
> � � �> � � �[19][20][21]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � � �> * * *> * *7. mailto:[20][21][22]james.harper@xxxxxxxxxxxxxxxx
> � � �> � � �> * * *> * *8. mailto:[21][22][23]pasik@xxxxxx
> � � �> � � �> * * *> * *9.
> � � �> � � �[22][23][24]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � � �> * * *> * 10. mailto:[23][24][25]james.harper@xxxxxxxxxxxxxxxx
> � � �> � � �> * * *> * 11.
> � � �> � � �[24][25][26]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � � �> * * *> * 12. mailto:[25][26][27]james.harper@xxxxxxxxxxxxxxxx
> � � �> � � �>
> � � �> � � �> References
> � � �> � � �>
> � � �> � � �> * *Visible links
> � � �> � � �> * *1. mailto:[27][28]pasik@xxxxxx
> � � �> � � �> * *2. mailto:[28][29]pasik@xxxxxx
> � � �> � � �> * *3.
> � � �[29][30]http://wiki.xensource.com/xenwiki/XenVGAPassthrough
> � � �> � � �> * *4. mailto:[30][31]pasik@xxxxxx
> � � �> � � �> * *5.
> � � �[31][32]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � � �> * *6. mailto:[32][33]james.harper@xxxxxxxxxxxxxxxx
> � � �> � � �> * *7.
> � � �[33][34]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � � �> * *8. mailto:[34][35]james.harper@xxxxxxxxxxxxxxxx
> � � �> � � �> * *9. mailto:[35][36]pasik@xxxxxx
> � � �> � � �> * 10.
> � � �[36][37]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � � �> * 11. mailto:[37][38]james.harper@xxxxxxxxxxxxxxxx
> � � �> � � �> * 12.
> � � �[38][39]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � � �> * 13. mailto:[39][40]james.harper@xxxxxxxxxxxxxxxx
> � � �> � � �> * 14. mailto:[40][41]pasik@xxxxxx
> � � �> � � �> * 15.
> � � �[41][42]http://wiki.xensource.com/xenwiki/XenVGAPassthrough
> � � �> � � �> * 16. mailto:[42][43]pasik@xxxxxx
> � � �> � � �> * 17.
> � � �[43][44]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � � �> * 18. mailto:[44][45]james.harper@xxxxxxxxxxxxxxxx
> � � �> � � �> * 19.
> � � �[45][46]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � � �> * 20. mailto:[46][47]james.harper@xxxxxxxxxxxxxxxx
> � � �> � � �> * 21. mailto:[47][48]pasik@xxxxxx
> � � �> � � �> * 22.
> � � �[48][49]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � � �> * 23. mailto:[49][50]james.harper@xxxxxxxxxxxxxxxx
> � � �> � � �> * 24.
> � � �[50][51]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � � �> * 25. mailto:[51][52]james.harper@xxxxxxxxxxxxxxxx
> � � �>
> � � �> References
> � � �>
> � � �> � �Visible links
> � � �> � �1. mailto:[53]pasik@xxxxxx
> � � �> � �2. mailto:[54]pasik@xxxxxx
> � � �> � �3. mailto:[55]pasik@xxxxxx
> � � �> � �4. [56]http://wiki.xensource.com/xenwiki/XenVGAPassthrough
> � � �> � �5. mailto:[57]pasik@xxxxxx
> � � �> � �6. [58]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � �7. mailto:[59]james.harper@xxxxxxxxxxxxxxxx
> � � �> � �8. [60]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � �9. mailto:[61]james.harper@xxxxxxxxxxxxxxxx
> � � �> � 10. mailto:[62]pasik@xxxxxx
> � � �> � 11. [63]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � 12. mailto:[64]james.harper@xxxxxxxxxxxxxxxx
> � � �> � 13. [65]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � 14. mailto:[66]james.harper@xxxxxxxxxxxxxxxx
> � � �> � 15. mailto:[67]pasik@xxxxxx
> � � �> � 16. [68]http://wiki.xensource.com/xenwiki/XenVGAPassthrough
> � � �> � 17. mailto:[69]pasik@xxxxxx
> � � �> � 18. [70]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � 19. mailto:[71]james.harper@xxxxxxxxxxxxxxxx
> � � �> � 20. [72]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � 21. mailto:[73]james.harper@xxxxxxxxxxxxxxxx
> � � �> � 22. mailto:[74]pasik@xxxxxx
> � � �> � 23. [75]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � 24. mailto:[76]james.harper@xxxxxxxxxxxxxxxx
> � � �> � 25. [77]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � 26. mailto:[78]james.harper@xxxxxxxxxxxxxxxx
> � � �> � 27. mailto:[79]pasik@xxxxxx
> � � �> � 28. mailto:[80]pasik@xxxxxx
> � � �> � 29. [81]http://wiki.xensource.com/xenwiki/XenVGAPassthrough
> � � �> � 30. mailto:[82]pasik@xxxxxx
> � � �> � 31. [83]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � 32. mailto:[84]james.harper@xxxxxxxxxxxxxxxx
> � � �> � 33. [85]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � 34. mailto:[86]james.harper@xxxxxxxxxxxxxxxx
> � � �> � 35. mailto:[87]pasik@xxxxxx
> � � �> � 36. [88]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � 37. mailto:[89]james.harper@xxxxxxxxxxxxxxxx
> � � �> � 38. [90]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � 39. mailto:[91]james.harper@xxxxxxxxxxxxxxxx
> � � �> � 40. mailto:[92]pasik@xxxxxx
> � � �> � 41. [93]http://wiki.xensource.com/xenwiki/XenVGAPassthrough
> � � �> � 42. mailto:[94]pasik@xxxxxx
> � � �> � 43. [95]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � 44. mailto:[96]james.harper@xxxxxxxxxxxxxxxx
> � � �> � 45. [97]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � 46. mailto:[98]james.harper@xxxxxxxxxxxxxxxx
> � � �> � 47. mailto:[99]pasik@xxxxxx
> � � �> � 48. [100]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � 49. mailto:[101]james.harper@xxxxxxxxxxxxxxxx
> � � �> � 50. [102]http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � � �> � 51. mailto:[103]james.harper@xxxxxxxxxxxxxxxx

>
> References
>
> � �Visible links
> � �1. mailto:pasik@xxxxxx
> � �2. mailto:pasik@xxxxxx
> � �3. mailto:pasik@xxxxxx

> � �4. mailto:pasik@xxxxxx

> � �5. http://wiki.xensource.com/xenwiki/XenVGAPassthrough
> � �6. mailto:pasik@xxxxxx
> � �7. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � �8. mailto:james.harper@xxxxxxxxxxxxxxxx
> � �9. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 10. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 11. mailto:pasik@xxxxxx
> � 12. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 13. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 14. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 15. mailto:james.harper@xxxxxxxxxxxxxxxx

> � 16. mailto:pasik@xxxxxx

> � 17. http://wiki.xensource.com/xenwiki/XenVGAPassthrough
> � 18. mailto:pasik@xxxxxx
> � 19. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 20. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 21. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 22. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 23. mailto:pasik@xxxxxx
> � 24. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 25. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 26. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 27. mailto:james.harper@xxxxxxxxxxxxxxxx

> � 28. mailto:pasik@xxxxxx

> � 29. mailto:pasik@xxxxxx
> � 30. http://wiki.xensource.com/xenwiki/XenVGAPassthrough
> � 31. mailto:pasik@xxxxxx
> � 32. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 33. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 34. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 35. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 36. mailto:pasik@xxxxxx
> � 37. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 38. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 39. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 40. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 41. mailto:pasik@xxxxxx
> � 42. http://wiki.xensource.com/xenwiki/XenVGAPassthrough
> � 43. mailto:pasik@xxxxxx
> � 44. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 45. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 46. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 47. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 48. mailto:pasik@xxxxxx
> � 49. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 50. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 51. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 52. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 53. mailto:pasik@xxxxxx
> � 54. mailto:pasik@xxxxxx
> � 55. mailto:pasik@xxxxxx
> � 56. http://wiki.xensource.com/xenwiki/XenVGAPassthrough
> � 57. mailto:pasik@xxxxxx
> � 58. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 59. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 60. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 61. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 62. mailto:pasik@xxxxxx
> � 63. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 64. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 65. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 66. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 67. mailto:pasik@xxxxxx
> � 68. http://wiki.xensource.com/xenwiki/XenVGAPassthrough
> � 69. mailto:pasik@xxxxxx
> � 70. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 71. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 72. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 73. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 74. mailto:pasik@xxxxxx
> � 75. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 76. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 77. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 78. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 79. mailto:pasik@xxxxxx
> � 80. mailto:pasik@xxxxxx
> � 81. http://wiki.xensource.com/xenwiki/XenVGAPassthrough
> � 82. mailto:pasik@xxxxxx
> � 83. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 84. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 85. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 86. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 87. mailto:pasik@xxxxxx
> � 88. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 89. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 90. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 91. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 92. mailto:pasik@xxxxxx
> � 93. http://wiki.xensource.com/xenwiki/XenVGAPassthrough
> � 94. mailto:pasik@xxxxxx
> � 95. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 96. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 97. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> � 98. mailto:james.harper@xxxxxxxxxxxxxxxx
> � 99. mailto:pasik@xxxxxx
> �100. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> �101. mailto:james.harper@xxxxxxxxxxxxxxxx
> �102. http://wiki.xensource.com/xenwiki/XenUSBPassthrough
> �103. mailto:james.harper@xxxxxxxxxxxxxxxx

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