Re: [PATCH v2 5/8] qapi/misc: Restrict query-vm-generation-id command to machine code

[Igor Mammedov <imammedo@redhat.com>]

On Tue, 17 Mar 2020 10:44:33 +0100
Philippe Mathieu-Daudé <philmd@redhat.com> wrote:

> On 3/16/20 1:45 PM, Igor Mammedov wrote:
> > On Mon, 16 Mar 2020 01:03:45 +0100
> > Philippe Mathieu-Daudé <philmd@redhat.com> wrote:
> >   
> >> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>  
> > 
> > Acked-by: Igor Mammedov <imammedo@redhat.com>  
> >> ---
> >>   qapi/machine.json | 20 ++++++++++++++++++++
> >>   qapi/misc.json    | 21 ---------------------
> >>   hw/acpi/vmgenid.c |  2 +-
> >>   stubs/vmgenid.c   |  2 +-
> >>   4 files changed, 22 insertions(+), 23 deletions(-)
> >>
> >> diff --git a/qapi/machine.json b/qapi/machine.json
> >> index c096efbea3..1a2a4b0d48 100644
> >> --- a/qapi/machine.json
> >> +++ b/qapi/machine.json
> >> @@ -415,6 +415,26 @@
> >>   ##
> >>   { 'command': 'query-target', 'returns': 'TargetInfo' }
> >>   
> >> +##
> >> +# @GuidInfo:
> >> +#
> >> +# GUID information.
> >> +#
> >> +# @guid: the globally unique identifier
> >> +#
> >> +# Since: 2.9
> >> +##
> >> +{ 'struct': 'GuidInfo', 'data': {'guid': 'str'} }
> >> +
> >> +##
> >> +# @query-vm-generation-id:
> >> +#
> >> +# Show Virtual Machine Generation ID
> >> +#
> >> +# Since: 2.9
> >> +##
> >> +{ 'command': 'query-vm-generation-id', 'returns': 'GuidInfo' }
> >> +
> >>   ##
> >>   # @LostTickPolicy:
> >>   #
> >> diff --git a/qapi/misc.json b/qapi/misc.json
> >> index f70025f34c..8c02870227 100644
> >> --- a/qapi/misc.json
> >> +++ b/qapi/misc.json
> >> @@ -1383,24 +1383,3 @@
> >>   #
> >>   ##
> >>   { 'command': 'xen-load-devices-state', 'data': {'filename': 'str'} }
> >> -
> >> -##
> >> -# @GuidInfo:
> >> -#
> >> -# GUID information.
> >> -#
> >> -# @guid: the globally unique identifier
> >> -#
> >> -# Since: 2.9
> >> -##
> >> -{ 'struct': 'GuidInfo', 'data': {'guid': 'str'} }
> >> -
> >> -##
> >> -# @query-vm-generation-id:
> >> -#
> >> -# Show Virtual Machine Generation ID
> >> -#
> >> -# Since: 2.9
> >> -##
> >> -{ 'command': 'query-vm-generation-id', 'returns': 'GuidInfo' }  
> 
> Daniel explained on IRC the GUID structure is "standardized by microsoft 
> as a way to detect when a guest has certain operations applied" to a 
> saved snapshot.
> 
> https://docs.microsoft.com/en-us/windows/win32/hyperv_v2/virtual-machine-generation-identifier 
> 
> 
> So this one goes to qapi/block-core.json, right?

I think it belongs to machine

> 
> >> -
> >> diff --git a/hw/acpi/vmgenid.c b/hw/acpi/vmgenid.c
> >> index 2df7623d74..2b26bacaf8 100644
> >> --- a/hw/acpi/vmgenid.c
> >> +++ b/hw/acpi/vmgenid.c
> >> @@ -12,7 +12,7 @@
> >>   
> >>   #include "qemu/osdep.h"
> >>   #include "qapi/error.h"
> >> -#include "qapi/qapi-commands-misc.h"
> >> +#include "qapi/qapi-commands-machine.h"
> >>   #include "qemu/module.h"
> >>   #include "hw/acpi/acpi.h"
> >>   #include "hw/acpi/aml-build.h"
> >> diff --git a/stubs/vmgenid.c b/stubs/vmgenid.c
> >> index 568e42b064..bfad656c6c 100644
> >> --- a/stubs/vmgenid.c
> >> +++ b/stubs/vmgenid.c
> >> @@ -1,6 +1,6 @@
> >>   #include "qemu/osdep.h"
> >>   #include "qapi/error.h"
> >> -#include "qapi/qapi-commands-misc.h"
> >> +#include "qapi/qapi-commands-machine.h"
> >>   #include "qapi/qmp/qerror.h"
> >>   
> >>   GuidInfo *qmp_query_vm_generation_id(Error **errp)  
> >   
>