From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Gavin Hu (Arm Technology China)" Subject: Re: [PATCH v5 02/11] net/virtio: add virtio 1.1 defines Date: Mon, 10 Sep 2018 05:22:43 +0000 Message-ID: References: <20180906181947.20646-1-jfreimann@redhat.com> <20180906181947.20646-3-jfreimann@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Cc: "tiwei.bie@intel.com" , "maxime.coquelin@redhat.com" To: Jens Freimann , "dev@dpdk.org" Return-path: Received: from EUR02-AM5-obe.outbound.protection.outlook.com (mail-eopbgr00047.outbound.protection.outlook.com [40.107.0.47]) by dpdk.org (Postfix) with ESMTP id 537B010BD for ; Mon, 10 Sep 2018 07:22:46 +0200 (CEST) In-Reply-To: <20180906181947.20646-3-jfreimann@redhat.com> Content-Language: en-US List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" The following 1.1 new defines should be added in this patch or the parent p= atch. VIRTIO_F_IO_BARRIER VIRTIO_F_SR_IOV > -----Original Message----- > From: dev 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 > --- > 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 IMPORTANT NOTICE: The contents of this email and any attachments are confid= ential and may also be privileged. If you are not the intended recipient, p= lease notify the sender immediately and do not disclose the contents to any= other person, use it for any purpose, or store or copy the information in = any medium. Thank you.