Re: [Qemu-devel] VMport patch

[Anthony Liguori]

Filip Navara wrote:
> Hello,
>
> the current version of QEMU emulates the VMware backdoor I/O port and 
> it works quite well. Unfortunately it doesn't emulate the VMware 
> behavior of ignoring the I/O permissions when accessing this special 
> port. The attached patch corrects it. It's important to ignore the 
> permissions, so that user mode VMware tools can communicate to the 
> backdoor. =

I really dislike that VMware relies on this.  It's very hard to 
implement in kqemu or KVM.  I think it would be better to modify 
open-vm-tools than to modify QEMU.

Regards,

Anthony Liguori

> Best regards,
> Filip Navara