From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maxime Coquelin Subject: Re: [PATCH v3 11/21] vhost: add virtio 1.1 defines Date: Fri, 6 Apr 2018 10:15:01 +0200 Message-ID: References: <20180405101031.26468-1-jfreimann@redhat.com> <20180405101031.26468-12-jfreimann@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Cc: tiwei.bie@intel.com, yliu@fridaylinux.org, mst@redhat.com To: Jens Freimann , dev@dpdk.org Return-path: Received: from mx1.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by dpdk.org (Postfix) with ESMTP id 158A21CE8C for ; Fri, 6 Apr 2018 10:15:09 +0200 (CEST) In-Reply-To: <20180405101031.26468-12-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" On 04/05/2018 12:10 PM, Jens Freimann wrote: > This should actually be in the kernel header file, but it isn't > yet. For now let's use our own headers. I think it is not just temporary, as we will always want to be able to build with older kernels. > Signed-off-by: Jens Freimann > --- > lib/librte_vhost/vhost.h | 4 ++++ > lib/librte_vhost/virtio-1.1.h | 18 ++++++++++++++++++ > 2 files changed, 22 insertions(+) > create mode 100644 lib/librte_vhost/virtio-1.1.h > > diff --git a/lib/librte_vhost/vhost.h b/lib/librte_vhost/vhost.h > index c14a90529..3004c26c1 100644 > --- a/lib/librte_vhost/vhost.h > +++ b/lib/librte_vhost/vhost.h > @@ -177,6 +177,10 @@ struct vhost_msg { > #ifndef VIRTIO_F_VERSION_1 > #define VIRTIO_F_VERSION_1 32 > #endif > +#ifndef VIRTIO_F_RING_PACKED > + #define VIRTIO_F_RING_PACKED 34 > +#endif > +#define VHOST_USER_F_PROTOCOL_FEATURES 30 > > /* Features supported by this builtin vhost-user net driver. */ > #define VIRTIO_NET_SUPPORTED_FEATURES ((1ULL << VIRTIO_NET_F_MRG_RXBUF) | \ > diff --git a/lib/librte_vhost/virtio-1.1.h b/lib/librte_vhost/virtio-1.1.h > new file mode 100644 > index 000000000..7b48caed7 > --- /dev/null > +++ b/lib/librte_vhost/virtio-1.1.h > @@ -0,0 +1,18 @@ You need to add a license for the file. > +#ifndef __VIRTIO_PACKED_H > +#define __VIRTIO_PACKED_H > + > +#define VRING_DESC_F_NEXT 1 > +#define VRING_DESC_F_WRITE 2 > +#define VRING_DESC_F_INDIRECT 4 > + > +#define VRING_DESC_F_AVAIL (1ULL << 7) > +#define VRING_DESC_F_USED (1ULL << 15) > + > +struct vring_desc_packed { > + uint64_t addr; > + uint32_t len; > + uint16_t index; > + uint16_t flags; > +}; > + > +#endif /* __VIRTIO_PACKED_H */ >