linux-kernel - Re: Can't build in the virtio console driver on x86_64 when the other virtio drivers are modular

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Date:	Fri, 25 Feb 2011 11:38:15 +0530
From:	Amit Shah <amit.shah@...hat.com>
To:	Chuck Ebbert <cebbert@...hat.com>
Cc:	virtualization@...ts.linux-foundation.org,
	linux-kernel@...r.kernel.org
Subject: Re: Can't build in the virtio console driver on x86_64 when the
 other virtio drivers are modular

On (Thu) 24 Feb 2011 [11:28:19], Chuck Ebbert wrote:
> The virtio configuration options are inconsistent. According to this,
> every options that needs virtio will select it:
> 
>  # Virtio always gets selected by whoever wants it.
>  config VIRTIO
>         tristate
> 
> Note that it's not user-selectable, so any config file that tries to
> set it will be ignored when kconfig loads those options. And yet we
> have a whole set of options that depend on VIRTIO, like VIRTIO_CONSOLE
> for example. This makes it impossible to have VIRTIO_PCI modular and
> VIRTIO_CONSOLE built-in on x86_64, because:

Any reason to have VIRTIO_PCI modular instead of built in (on x86-64,
virtio-console won't work without virtio-pci anyway)?

		Amit
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