From: Maxime Coquelin <maxime.coquelin@redhat.com>
To: Jason Wang <jasowang@redhat.com>,
mst@redhat.com, kvm@vger.kernel.org,
virtualization@lists.linux-foundation.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: wexu@redhat.com, tiwei.bie@intel.com, jfreimann@redhat.com
Subject: Re: [PATCH net-next 6/8] virtio: introduce packed ring defines
Date: Wed, 4 Jul 2018 22:15:01 +0200 [thread overview]
Message-ID: <0f293989-a0ca-e7ad-f907-83a8d8445335@redhat.com> (raw)
In-Reply-To: <1530596284-4101-7-git-send-email-jasowang@redhat.com>
On 07/03/2018 07:38 AM, Jason Wang wrote:
> diff --git a/include/uapi/linux/virtio_ring.h b/include/uapi/linux/virtio_ring.h
> index 6d5d5fa..71c7a46 100644
> --- a/include/uapi/linux/virtio_ring.h
> +++ b/include/uapi/linux/virtio_ring.h
> @@ -43,6 +43,8 @@
> #define VRING_DESC_F_WRITE 2
> /* This means the buffer contains a list of buffer descriptors. */
> #define VRING_DESC_F_INDIRECT 4
> +#define VRING_DESC_F_AVAIL 7
> +#define VRING_DESC_F_USED 15
For consistency, you may want to make VRING_DESC_F_AVAIL and
VRING_DESC_F_USED to represent the bit mask and not the bit position,
as done for VRING_DESC_F_WRITE and VRING_DESC_F_INDIRECT.
Regards,
Maxime
next prev parent reply other threads:[~2018-07-04 20:15 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-03 5:37 [PATCH net-next 0/8] Packed virtqueue for vhost Jason Wang
2018-07-03 5:37 ` [PATCH net-next 1/8] vhost: move get_rx_bufs to vhost.c Jason Wang
2018-07-04 1:01 ` kbuild test robot
2018-07-04 3:28 ` Jason Wang
2018-07-03 5:37 ` [PATCH net-next 2/8] vhost: hide used ring layout from device Jason Wang
2018-07-03 5:37 ` [PATCH net-next 3/8] vhost: do not use vring_used_elem Jason Wang
2018-07-03 5:38 ` [PATCH net-next 4/8] vhost_net: do not explicitly manipulate vhost_used_elem Jason Wang
2018-07-03 5:38 ` [PATCH net-next 5/8] vhost: vhost_put_user() can accept metadata type Jason Wang
2018-07-03 5:38 ` [PATCH net-next 6/8] virtio: introduce packed ring defines Jason Wang
2018-07-04 4:48 ` Tiwei Bie
2018-07-04 5:26 ` Jason Wang
2018-07-04 20:15 ` Maxime Coquelin [this message]
2018-07-05 11:30 ` Jason Wang
2018-07-03 5:38 ` [PATCH net-next 7/8] vhost: packed ring support Jason Wang
2018-07-03 5:38 ` [PATCH net-next 8/8] vhost: event suppression for packed ring Jason Wang
2018-07-04 4:13 ` Wei Xu
2018-07-04 5:23 ` Jason Wang
2018-07-04 8:13 ` Wei Xu
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