Re: [Xen-devel] [PATCH-for-4.9 v1 1/8] public / x86: Introduce __HYPERCALL_dm_op...

[Paul Durrant <Paul.Durrant@xxxxxxxxxx>]

> -----Original Message-----
> From: Jan Beulich [mailto:JBeulich@xxxxxxxx]
> Sent: 22 November 2016 17:25
> To: Paul Durrant <Paul.Durrant@xxxxxxxxxx>
> Cc: Andrew Cooper <Andrew.Cooper3@xxxxxxxxxx>; Wei Liu
> <wei.liu2@xxxxxxxxxx>; xen-devel@xxxxxxxxxxxxxxxxxxxx; Daniel DeGraaf
> <dgdegra@xxxxxxxxxxxxx>
> Subject: RE: [PATCH-for-4.9 v1 1/8] public / x86: Introduce
> __HYPERCALL_dm_op...
> 
> >>> On 22.11.16 at 17:32, <Paul.Durrant@xxxxxxxxxx> wrote:
> >>  -----Original Message-----
> >> From: Jan Beulich [mailto:JBeulich@xxxxxxxx]
> >> Sent: 22 November 2016 15:57
> >> To: Paul Durrant <Paul.Durrant@xxxxxxxxxx>
> >> Cc: Andrew Cooper <Andrew.Cooper3@xxxxxxxxxx>; Wei Liu
> >> <wei.liu2@xxxxxxxxxx>; xen-devel@xxxxxxxxxxxxxxxxxxxx; Daniel De Graaf
> >> <dgdegra@xxxxxxxxxxxxx>
> >> Subject: Re: [PATCH-for-4.9 v1 1/8] public / x86: Introduce
> >> __HYPERCALL_dm_op...
> >>
> >> >>> On 18.11.16 at 18:13, <paul.durrant@xxxxxxxxxx> wrote:
> >> > This patch simply adds the boilerplate for the hypercall and bumps
> >> > __XEN_LATEST_INTERFACE_VERSION__ to 0x0000040900.
> >>
> >> Why the latter?
> >
> > Do I not need to bump the interface version?
> 
> Not for plain additions.
> 

Oh, I see. The change is in preparation for later patches which remove HVMOP 
definitions for newer versions, but I can defer making the change till the 
first of those if that makes more sense.

  Paul

> Jan


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