Re: [Qemu-devel] [PATCH 7/9] qmp: Add runnability information to query-cpu-definitions

[Markus Armbruster]

Eduardo Habkost <address@hidden> writes:

> Extend query-cpu-definitions schema to allow it to return two new
> optional fields: "runnable" and "unavailable-features".
> "runnable" will tell if the CPU model can be run in the current
> host. "unavailable-features" will contain a list of CPU
> properties that are preventing the CPU model from running in the
> current host.
>
> Cc: David Hildenbrand <address@hidden>
> Cc: Michael Mueller <address@hidden>
> Cc: Christian Borntraeger <address@hidden>
> Cc: Cornelia Huck <address@hidden>
> Cc: Jiri Denemark <address@hidden>
> Cc: address@hidden
> Signed-off-by: Eduardo Habkost <address@hidden>
> ---
>  qapi-schema.json | 10 +++++++++-
>  1 file changed, 9 insertions(+), 1 deletion(-)
>
> diff --git a/qapi-schema.json b/qapi-schema.json
> index 54634c4..450e6e7 100644
> --- a/qapi-schema.json
> +++ b/qapi-schema.json
> @@ -2948,11 +2948,19 @@
>  # Virtual CPU definition.
>  #
>  # @name: the name of the CPU definition
> +# @runnable: true if the CPU model is runnable using the current
> +#            machine and accelerator. Optional. Since 2.6.
> +# @unavailable-features: List of properties that prevent the CPU
> +#                        model from running in the current host,
> +#                        if @runnable is false. Optional.
> +#                        Since 2.6.
>  #
>  # Since: 1.2.0
>  ##
>  { 'struct': 'CpuDefinitionInfo',
> -  'data': { 'name': 'str' } }
> +  'data': { 'name': 'str',
> +            '*runnable': 'bool',
> +            '*unavailable-features': [ 'str' ] } }
>  
>  ##
>  # @query-cpu-definitions:

Can @unavailable-features be empty or missing when @runnable is true?