Re: [dpdk-dev] [PATCH v5 02/11] net/virtio: add virtio 1.1 defines

["Gavin Hu (Arm Technology China)" <Gavin.Hu@arm.com>]

The following 1.1 new defines should be added in this patch or the parent patch.
VIRTIO_F_IO_BARRIER
VIRTIO_F_SR_IOV

> -----Original Message-----
> From: dev <dev-bounces@dpdk.org> On Behalf Of Jens Freimann
> Sent: Friday, September 7, 2018 2:20 AM
> To: dev@dpdk.org
> Cc: tiwei.bie@intel.com; maxime.coquelin@redhat.com
> Subject: [dpdk-dev] [PATCH v5 02/11] net/virtio: add virtio 1.1 defines
>
> Signed-off-by: Jens Freimann <jfreimann@redhat.com>
> ---
>  drivers/net/virtio/virtio_ring.h | 4 ++++
>  1 file changed, 4 insertions(+)
>
> diff --git a/drivers/net/virtio/virtio_ring.h b/drivers/net/virtio/virtio_ring.h
> index cea4d441e..e2c597434 100644
> --- a/drivers/net/virtio/virtio_ring.h
> +++ b/drivers/net/virtio/virtio_ring.h
> @@ -15,7 +15,11 @@
>  #define VRING_DESC_F_WRITE      2
>  /* This means the buffer contains a list of buffer descriptors. */
>  #define VRING_DESC_F_INDIRECT   4
> +/* This flag means the descriptor was made available by the driver */
>
> +#define VRING_DESC_F_AVAIL(b)   ((uint16_t)(b) << 7)
> +/* This flag means the descriptor was used by the device */
> +#define VRING_DESC_F_USED(b)    ((uint16_t)(b) << 15)
>  /* The Host uses this in used->flags to advise the Guest: don't kick me
>   * when you add a buffer.  It's unreliable, so it's simply an
>   * optimization.  Guest will still kick if it's out of buffers. */
> --
> 2.17.1

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