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Re: [Qemu-devel] [PATCH v2 01/21] qdev: Replace cannot_instantiate_with_

From: Peter Maydell
Subject: Re: [Qemu-devel] [PATCH v2 01/21] qdev: Replace cannot_instantiate_with_device_add_yet with !user_creatable
Date: Wed, 5 Apr 2017 22:30:50 +0100

On 5 April 2017 at 22:25, Eduardo Habkost <address@hidden> wrote:
> It's true that q35 wouldn't break if it simply used
> user_creatable after applying this series. But it will break if
> one day we link code that registers a user-creatable non-x86
> device inside the qemu-system-x86_64 binary (even if by
> accident), or if we add a new user-creatable sysbus device for
> other x86 machines (e.g. isapc, xenfv, xenpv, pc-i440fx).

I would some day like us to be able to move towards
multiple-architectures-one-qemu-binary, so yes, we
should not assume that no non-x86 devices or CPUs
could ever be linked in.

-- PMM

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