On 27/07/2015 17:19, Pavel Fedin wrote:
>>> I'm just asking myself whether this is really necessary.  Is the 
>>> automagic [*] really needed in this case?
> In this particular case, perhaps, not. However, this automagic is
> used not only with GPIOs. It is used also with memory regions, as
> well as with some other places. Also, i thought that there could be
> some hard to notice problems, when, for example, we first add
> unnamed-gpio-in[0...1023], then add another 1024 pins, where count
> again goes from 0 to 1023. And we would get collision and failure,
> unless we know, that we already have 1024 objects with this name.

But IIUC qdev_init_gpio_in/out (the non-named variants) should only be
called once.  So if it breaks it's a feature.

Paolo

> So,
> just for better safety, i decided to fix the mechanism itself instead
> of changing use cases.

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