linux-kernel - Re: [PATCH v7 01/46] virtio: add low-level APIs for feature bits

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Date:	Mon, 1 Dec 2014 10:08:54 +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 01/46] virtio: add low-level APIs for feature bits

On Sun, 30 Nov 2014 17:09:08 +0200
"Michael S. Tsirkin" <mst@...hat.com> wrote:

> Add low level APIs to test/set/clear feature bits.
> For use by transports, to make it easier to
> write code independent of feature bit array format.
> 
> Note: APIs is prefixed with __ and has _bit suffix
> to stress its low level nature.  It's for use by transports only:
> drivers should use virtio_has_feature and never need to set/clear
> features.
> 
> Signed-off-by: Michael S. Tsirkin <mst@...hat.com>
> ---
>  include/linux/virtio_config.h | 53 ++++++++++++++++++++++++++++++++++++++++---
>  1 file changed, 50 insertions(+), 3 deletions(-)

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

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