[SeaBIOS] [PATCH] don't expose pvpanic device in the UI

Hu Tao hutao at cn.fujitsu.com
Mon Aug 5 14:24:39 CEST 2013


On Mon, Aug 05, 2013 at 06:13:39AM -0400, Paolo Bonzini wrote:
> > > for example: in Windows(let's say XP) the Device manager will open a
> > > "new device" wizard and the device will appear as an unrecognized
> > > device.  On a cluster with hundreds of such VMs, If that cluster has
> > > a health monitoring service it may show all the VMs in a "not healthy"
> > > state.
> 
> Is this just a hypothesis, or is there really such broken monitoring
> software?

Marcel?

> 
> > > This patch is a workaround to not show pvpanic in UI to avoid the
> > > problem in Windows.
> 
> It's not a workaround, it is a proper bugfix.
> 
> What versions of Windows did you test it on?  Did it hide the New
> Hardware wizard properly (I think it appears only on XP/2003)?

Windows XP. I didn't see hardware wizard, maybe it is because I tested
the same VM before and XP remembered the device and wasn't boring to
prompt again.

Tested in a freshly installed Windows XP, the device is hidden but
the hardware wizard is shown.



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