Re: [Xen-devel] [PATCH v11 7/9] tools: Add vmware_port support

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

On Wed, 2015-06-03 at 18:06 +0100, George Dunlap wrote:
> On 05/22/2015 04:50 PM, Don Slutz wrote:
> > This new libxl_domain_create_info field is used to set
> > XEN_DOMCTL_CONFIG_VMWARE_PORT_MASK in the xc_domain_configuration_t
> > for x86.
> > 
> > In xen it is is_vmware_port_enabled.
> > 
> > If is_vmware_port_enabled then
> >   enable a limited support of VMware's hyper-call.
> > 
> > VMware's hyper-call is also known as VMware Backdoor I/O Port.
> > 
> > if vmware_port is not specified in the config file, let
> > "vmware_hwver != 0" be the default value.  This means that only
> > vmware_hwver = 7 needs to be specified to enable both features.
> > 
> > vmware_hwver = 7 is special because that is what controls the
> > enable of CPUID leaves for VMware (vmware_hwver >= 7).
> > 
> > Note: vmware_port and nestedhvm cannot be specified at the
> > same time.
> > 
> > Signed-off-by: Don Slutz <dslutz@xxxxxxxxxxx>
> 
> Ian:
> 
> So I *think* it may be the case that this patch only depends on patch 5
> to apply.  I also think that patches 5 and 7 together add another useful
> "chunk" of functionality (core vmport functionality for guest OSes).

Is there any point in this chunk without 1..3?



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