Re: [PATCH] xive: Make some device types not user creatable

[David Gibson]

On Fri, Oct 04, 2019 at 09:38:50AM +0200, Greg Kurz wrote:
65;5603;1c> Some device types of the XIVE model are exposed to the QEMU command
> line:
> 
> $ ppc64-softmmu/qemu-system-ppc64 -device help | grep xive
> name "xive-end-source", desc "XIVE END Source"
> name "xive-source", desc "XIVE Interrupt Source"
> name "xive-tctx", desc "XIVE Interrupt Thread Context"
> 
> These are internal devices that shouldn't be instantiable by the
> user. By the way, they can't be because their respective realize
> functions expect link properties that can't be set from the command
> line:
> 
> qemu-system-ppc64: -device xive-source: required link 'xive' not found:
>  Property '.xive' not found
> qemu-system-ppc64: -device xive-end-source: required link 'xive' not found:
>  Property '.xive' not found
> qemu-system-ppc64: -device xive-tctx: required link 'cpu' not found:
>  Property '.cpu' not found
> 
> Hide them by setting dc->user_creatable to false in their respective
> class init functions.
> 
> Signed-off-by: Greg Kurz <address@hidden>

Applied to ppc-for-4.2.

> ---
>  hw/intc/xive.c |    3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/hw/intc/xive.c b/hw/intc/xive.c
> index 29df06df1136..6c54a35fd4bb 100644
> --- a/hw/intc/xive.c
> +++ b/hw/intc/xive.c
> @@ -670,6 +670,7 @@ static void xive_tctx_class_init(ObjectClass *klass, void 
> *data)
>      dc->realize = xive_tctx_realize;
>      dc->unrealize = xive_tctx_unrealize;
>      dc->vmsd = &vmstate_xive_tctx;
> +    dc->user_creatable = false;
>  }
>  
>  static const TypeInfo xive_tctx_info = {
> @@ -1118,6 +1119,7 @@ static void xive_source_class_init(ObjectClass *klass, 
> void *data)
>      dc->props   = xive_source_properties;
>      dc->realize = xive_source_realize;
>      dc->vmsd    = &vmstate_xive_source;
> +    dc->user_creatable = false;
>  }
>  
>  static const TypeInfo xive_source_info = {
> @@ -1853,6 +1855,7 @@ static void xive_end_source_class_init(ObjectClass 
> *klass, void *data)
>      dc->desc    = "XIVE END Source";
>      dc->props   = xive_end_source_properties;
>      dc->realize = xive_end_source_realize;
> +    dc->user_creatable = false;
>  }
>  
>  static const TypeInfo xive_end_source_info = {
> 

-- 
David Gibson                    | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au  | minimalist, thank you.  NOT _the_ _other_
                                | _way_ _around_!
http://www.ozlabs.org/~dgibson

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