linux-kernel - Re: [PATCH v7 14/46] virtio: add legacy feature table support

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Date:	Mon, 1 Dec 2014 12:23:58 +0100
From:	Cornelia Huck <cornelia.huck@...ibm.com>
To:	"Michael S. Tsirkin" <mst@...hat.com>
Cc:	linux-kernel@...r.kernel.org, David Miller <davem@...emloft.net>,
	rusty@....ibm.com, nab@...ux-iscsi.org, pbonzini@...hat.com,
	thuth@...ux.vnet.ibm.com, dahi@...ux.vnet.ibm.com,
	Rusty Russell <rusty@...tcorp.com.au>,
	virtualization@...ts.linux-foundation.org
Subject: Re: [PATCH v7 14/46] virtio: add legacy feature table support

On Sun, 30 Nov 2014 17:10:26 +0200
"Michael S. Tsirkin" <mst@...hat.com> wrote:

> virtio-blk has some legacy feature bits that modern drivers
> must not negotiate, but are needed for old legacy hosts
> (that e.g. don't support virtio-scsi).
> Allow a separate legacy feature table for such cases.
> 
> Signed-off-by: Michael S. Tsirkin <mst@...hat.com>
> ---
>  include/linux/virtio.h  |  4 ++++
>  drivers/virtio/virtio.c | 25 ++++++++++++++++++++++++-
>  2 files changed, 28 insertions(+), 1 deletion(-)
> 

Reviewed-by: Cornelia Huck <cornelia.huck@...ibm.com>

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