Re: [Qemu-devel] [PATCH v2 1/3] qapi: convert NumaOptions into a flat union

[Eric Blake]

On 09/23/2015 08:27 AM, Kővágó, Zoltán wrote:
> Changes the NumaOptions to flat union from a simple one.  This is
> required by my later OptsVisitor patch to preserve backward
> compatibility.
> 
> Strictly speaking this would break QMP compatibility (as specified in
> docs/qapi-code-gen.txt), but since no QMP command use this structure,
> it's not an issue.  The -numa option syntax doesn't change.  There are
> some changes in the C api, but this patch fixes them.
> 
> Signed-off-by: Kővágó, Zoltán <address@hidden>
> Reviewed-by: Eric Blake <address@hidden>
> 
> ---
> 
> Changes from v1:
> * fixed documentation

Since you're basing this on top of my pending series, why not take
advantage of it...


> +##
> +# @NumaCommonOptions
> +#
> +# Common set of numa options.
> +#
> +# @type: NUMA command-line option type.
> +#
> +# Since: 2.5
> +##
> +{ 'struct': 'NumaCommonOptions',
> +  'data': {
> +    'type': 'NumaOptionType' } }

...by dropping this type, and instead...

> +
> +##
> +# @NumaOptions
> +#

...document @type here, and...

> +# A discriminated record of NUMA options. (for OptsVisitor)
> +#
> +# Since 2.1
> +##
> +{ 'union': 'NumaOptions',
> +  'base': 'NumaCommonOptions',

...write this as 'base': { 'type': 'NumaOptionType' },

> +  'discriminator': 'type',
> +  'data': {
> +    'node': 'NumaNodeOptions' }}
> +
> +##
>  # @HostMemPolicy
>  #
>  # Host memory policy types
> 

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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