Re: [Xen-devel] [PATCH RFC 0/3] libxl: upstream Qemu as PV backend for IOEMU stubdom

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Sun, Jun 25, 2017 at 11:15:28PM +0100, Simon Waterman wrote:
> This patch adds support for choosing upstream QEMU as the PV QEMU
> backend for an IOEMU stubdom instead of qemu-xen-traditional.
> The motivation is to expose QEMU features only available in upstream
> like VNC auth options.
> 
> It adds a new xl.cfg file parameter named device_model_pv_version taking
> the same values as device_model_version.  I made the choice configurable
> as upstream QEMU requires more RAM than qemu-xen-traditional.
> 

How much more?

I am not very interested in supporting two modes TBH.

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