On Fri, Dec 06, 2013 at 11:15:17AM +0100, Fabio Fantoni wrote: [...] > >> > >>I not mean virtio disk/net but virtio-serial channels used for > >>example by spice vdagent. > >>The libxl implentation xen side is correct and on windows domUs > >>vdagent is working (I'm using it since 2 year). > >>On linux domUs I found that virtio ports under /dev are missed/not > >>created and I not understand why. > >That's probably unplugged by Xen platform PCI device. > > > >>Recently I tried also with xen_platform_pci=0 and the Konrad's patch > >>(xen/pvhvm: If xen_platform_pci=0 is set don't blow up) but to no > >>avail. > >> > >I haven't followed up that patch so I am not sure what's happening. > > > >Wei. > > > >>Thanks for any reply. > > I did another tests, adding pci=nomsi to kernel boot option creates > virtio-serial ports correctly and vdagent works also on linux domUs, > I also tried to enable the xen platform and also in that case > vdagent works. > So the problem is only about msi. > Added xen-devel to cc. > Any ideas on how to fix permanently without adding pci=nomsi? > As I remember it I wrote a patch for QEMU to make it capable of injecting MSI interrupt in Xen long time ago so it should work fine. Wei. > Thanks for any reply. _______________________________________________ Spice-devel mailing list Spice-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/spice-devel