Re: [Qemu-devel] bad USB tablet update rate on qemu-1.0

[Erik Rull <erik.rull@rdsoftware.de>]

Erik Rull wrote:
> Erik Rull wrote:
>> Erik Rull wrote:
>>> Anthony Liguori wrote:
>>>> On 12/19/2011 03:33 PM, Erik Rull wrote:
>>>>> Hi all,
>>>>>
>>>>> coming from qemu 0.14 the usbdevice tablet update rate gets really bad in
>>>>> qemu-1.0 with the same guest.
>>>>
>>>> What's the specific guest?
>>>>
>>>> Regards,
>>>>
>>>> Anthony Liguori
>>>>
>>>
>>> It's a Windows XP guest. It was fine in 0.14
>>>
>>> Thanks.
>>>
>>> Best regards,
>>>
>>> Erik
>>>
>>
>> Any progress here? I tested it on another CPU board there it was worse -
>> only 1-2 cursor updates per second :-(
>> I tried to use the wacom-tablet but didn't find a driver that works.
>>
>> Best regards,
>>
>> Erik
>>
>
> Hi all,
>
> today I tested some stuff with VNC for remote access of the VM - there the
> update rate of the USB tablet (mouse cursor) was really great. So the
> question is now:
> - Same host operating system for 0.14 and 1.0
> - Same command line parameters beside the vnc option
> Why is the native mouse on the qemu 0.14 system good for both vnc and
> native and on the qemu 1.0 system only good for vnc and bad for the native
> hardware mouse?
>
> Maybe this helps finding the source of evil...
> If you have ideas what to change / patches to test, just let me know.
>
> Best regards,
>
> Erik
>

Hi all,

I additionally tested -std vga to exclude that it might be related to the 
cirrus emulation - but same result. So there seems to be a difference 
between the captured cursor for the native X-Windows window and the VNC 
window that occured somewhere between 0.14 and 1.0.

Best regards,

Erik