Re: [PATCH V5 3/4] virtio-blk: Add bio-based IO path for virtio-blk

From: Michael S. Tsirkin
Date: Thu Aug 02 2012 - 18:27:41 EST


On Thu, Aug 02, 2012 at 02:25:55PM +0800, Asias He wrote:
> diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
> index c0bbeb4..95cfeed 100644
> --- a/drivers/block/virtio_blk.c
> +++ b/drivers/block/virtio_blk.c
> @@ -14,6 +14,9 @@
>
> #define PART_BITS 4
>
> +static bool use_bio;
> +module_param(use_bio, bool, S_IRUGO);
> +
> static int major;
> static DEFINE_IDA(vd_index_ida);
>

OK, but eventually, you plan to make this use a feature bit, yes?

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