Re: [Xen-devel] [V10 PATCH 18/23] PVH xen: add hypercall support for PVH

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 08.08.13 at 11:20, George Dunlap <george.dunlap@xxxxxxxxxxxxx> wrote:
> On 08/08/13 03:12, Mukesh Rathor wrote:
>> On Wed, 7 Aug 2013 17:43:54 +0100
>> George Dunlap <George.Dunlap@xxxxxxxxxxxxx> wrote:
>>
>>> On Wed, Jul 24, 2013 at 2:59 AM, Mukesh Rathor
>>> <mukesh.rathor@xxxxxxxxxx> wrote:
>>>> --- a/xen/arch/x86/hvm/hvm.c
>>>> +++ b/xen/arch/x86/hvm/hvm.c
>>>> @@ -3192,6 +3192,17 @@ static long hvm_vcpu_op(
>>>>       case VCPUOP_register_vcpu_time_memory_area:
>>>>           rc = do_vcpu_op(cmd, vcpuid, arg);
>>>>           break;
>>>> +
>>>> +    case VCPUOP_is_up:
>>>> +    case VCPUOP_up:
>>>> +    case VCPUOP_initialise:
>>>> +        /* PVH fixme: this white list should be removed eventually
>>>> */
>>> What do you mean by this?  That PVH won't need these in the future, or
>>> that you'll have some other way?
>> Just not have these checks here, but just support them all, whatever
>> makese sense.
> 
> Sorry, I still don't understand -- do you mean you want to eventually 
> just allow all VCPUOPs for PVH?

That must be the ultimate goal (i.e. as little special casing between
PV and PVH as possible).

Jan


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