linux-kernel - Re: [PATCH] virtio-blk: Fix kconfig option

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Message-ID: <20120905054830.GB7517@redhat.com>
Date:	Wed, 5 Sep 2012 08:48:30 +0300
From:	"Michael S. Tsirkin" <mst@...hat.com>
To:	Asias He <asias@...hat.com>
Cc:	Rusty Russell <rusty@...tcorp.com.au>,
	Kent Overstreet <koverstreet@...gle.com>,
	linux-kernel@...r.kernel.org,
	virtualization@...ts.linux-foundation.org
Subject: Re: [PATCH] virtio-blk: Fix kconfig option

On Wed, Sep 05, 2012 at 12:22:58PM +0800, Asias He wrote:
> On 09/04/2012 02:23 PM, Rusty Russell wrote:
> > Kent Overstreet <koverstreet@...gle.com> writes:
> > 
> >> CONFIG_VIRTIO isn't exposed, everything else is supposed to select it
> >> instead.
> > 
> > This is a slight mis-understanding.  It's supposed to be selected by
> > the particular driver, probably virtio_pci in your case.
> 
> virtio_mmio selects virtio as well.
> 
> drivers/virtio/Kconfig
> config VIRTIO_MMIO
>        select VIRTIO
> config VIRTIO_PCI
>        select VIRTIO
> 
> How about this:
> config VIRTIO_BLK
>        depends on EXPERIMENTAL && (VIRTIO_PCI || VIRTIO_MMIO)

Isn't this exactly what depends on VIRTIO achieves?

> -- 
> Asias
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