Re: [Qemu-devel] [PATCH] sysbus: add no_user for devices using mmio or IRQ or GPIO

[Gerd Hoffmann]

On 03/05/13 11:58, Paolo Bonzini wrote:
> Il 05/03/2013 00:22, Peter Maydell ha scritto:
>>> Yes, the right thing to do would be to QOMify memory regions and
>>> introduce pins, but that's a bit more than the amount of time I have now
>>> for this.
>>
>> ...plus it means that when we do have these things we
>> have to go round and identify the cases where no_user
>> was set only because we didn't have the features before.
> 
> Yes, that's why my patch includes a comment to this end.
> 
>> My attitude here really is "yes, it's not great but it's
>> been like this forever and we don't seem to have had a
>> huge flood of user complaints, so better not to mess
>> with it unless what you're doing is going to amount to
>> some kind of cleanup".
> 
> I did find a complaint from a Red Hat tester about having the sysbus
> EHCI device in the help.  I guess an alternative fix will be to move
> those device to a separate CONFIG_ symbol.

Or just exclude any sysbus device?  Or will that kill too much?

cheers,
  Gerd