From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 311B7A2EDB for ; Fri, 6 Sep 2019 18:45:56 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id F14072C0C; Fri, 6 Sep 2019 18:45:54 +0200 (CEST) Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by dpdk.org (Postfix) with ESMTP id 5121E11A2 for ; Fri, 6 Sep 2019 18:45:53 +0200 (CEST) Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 8C28410F23EC; Fri, 6 Sep 2019 16:45:52 +0000 (UTC) Received: from [10.36.112.25] (ovpn-112-25.ams2.redhat.com [10.36.112.25]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 393F060605; Fri, 6 Sep 2019 16:45:48 +0000 (UTC) To: JinYu , dev@dpdk.org Cc: changpeng.liu@intel.com, tiwei.bie@intel.com, zhihong.wang@intel.com, Lin Li , Xun Ni , Yu Zhang References: <20190806182500.22320> <20190829141224.49700-1-jin.yu@intel.com> <20190829141224.49700-4-jin.yu@intel.com> From: Maxime Coquelin Openpgp: preference=signencrypt Autocrypt: addr=maxime.coquelin@redhat.com; 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Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <20190829141224.49700-4-jin.yu@intel.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.6.2 (mx1.redhat.com [10.5.110.66]); Fri, 06 Sep 2019 16:45:52 +0000 (UTC) Subject: Re: [dpdk-dev] [PATCH v6 03/10] vhost: add the inflight structure X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list 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 8/29/19 4:12 PM, JinYu wrote: > This patch adds the inflight queue region structure include > the split and packed. > > Signed-off-by: Lin Li > Signed-off-by: Xun Ni > Signed-off-by: Yu Zhang > Signed-off-by: Jin Yu > --- > lib/librte_vhost/rte_vhost.h | 43 ++++++++++++++++++++++++++++++++++++ > 1 file changed, 43 insertions(+) > > diff --git a/lib/librte_vhost/rte_vhost.h b/lib/librte_vhost/rte_vhost.h > index 7257f0965..1d6b7a1cf 100644 > --- a/lib/librte_vhost/rte_vhost.h > +++ b/lib/librte_vhost/rte_vhost.h > @@ -102,6 +102,49 @@ struct rte_vhost_memory { > struct rte_vhost_mem_region regions[]; > }; > > +struct inflight_desc_split { the struct names should be prefixed with rte_ as it is part of the API. > + uint8_t inflight; > + uint8_t padding[5]; > + uint16_t next; > + uint64_t counter; > +}; > + > +struct inflight_info_split { > + uint64_t features; > + uint16_t version; > + uint16_t desc_num; > + uint16_t last_inflight_io; > + uint16_t used_idx; > + struct inflight_desc_split desc[0]; > +}; > + > +struct inflight_desc_packed { > + uint8_t inflight; > + uint8_t padding; > + uint16_t next; > + uint16_t last; > + uint16_t num; > + uint64_t counter; > + uint16_t id; > + uint16_t flags; > + uint32_t len; > + uint64_t addr; > + }; > + > +struct inflight_info_packed { > + uint64_t features; > + uint16_t version; > + uint16_t desc_num; > + uint16_t free_head; > + uint16_t old_free_head; > + uint16_t used_idx; > + uint16_t old_used_idx; > + uint8_t used_wrap_counter; > + uint8_t old_used_wrap_counter; > + uint8_t padding[7]; > + struct inflight_desc_packed desc[0]; > +}; > + > struct rte_vhost_vring { > union { > struct vring_desc *desc; >