[pve-devel] [PATCH v2 qemu-server 1/1] Use usb-kbd for q35 in tablet mode

Kamil Trzciński ayufan at ayufan.eu
Wed Feb 13 20:21:59 CET 2019


I wonder, maybe it is simply better to have `keyboard: ps2,usb` top-level
property?

On Wed, Feb 13, 2019 at 9:53 AM Wolfgang Bumiller <w.bumiller at proxmox.com>
wrote:

> On Tue, Feb 12, 2019 at 01:36:31PM +0100, Kamil Trzciński wrote:
> > The usb-kbd on q35 in tablet mode removes the need for "hotpatching"
> > when trying to install MacOS on Proxmox.
>
> This kind of change can brake live migration for already running VMs, so
> we either have to make it depend on the qemu version (but there's no
> other technical reason for this), or we change the `tablet` option into
> a property string with an additional `keyboard` boolean.
> See commit 9d66b3976980 ("Make agent a property string, add
> fstrim_cloned_disks") for an example which also changed a boolean to a
> property string option.
>
> > ---
> >  PVE/QemuServer.pm | 7 +++++--
> >  1 file changed, 5 insertions(+), 2 deletions(-)
> >
> > diff --git a/PVE/QemuServer.pm b/PVE/QemuServer.pm
> > index 6dc68a4..7eb6f37 100644
> > --- a/PVE/QemuServer.pm
> > +++ b/PVE/QemuServer.pm
> > @@ -1733,9 +1733,12 @@ sub print_tabletdevice_full {
> >  sub print_keyboarddevice_full {
> >      my ($conf, $arch, $machine) = @_;
> >
> > -    return undef if $arch ne 'aarch64';
> > +    my $usbkbd;
> > +    if (machine_type_is_q35($conf) || $arch eq 'aarch64') {
> > +     $usbkbd = "usb-kbd,id=keyboard,bus=ehci.0,port=2";
> > +    }
> >
> > -    return "usb-kbd,id=keyboard,bus=ehci.0,port=2";
> > +    return $usbkbd;
> >  }
> >
> >  sub print_drivedevice_full {
> > --
> > 2.17.1
>
>


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