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 CE291A0520; Mon, 20 Jan 2020 03:17:53 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id E70EB1E34; Mon, 20 Jan 2020 03:17:52 +0100 (CET) Received: from mail.valinux.co.jp (mail.valinux.co.jp [210.128.90.3]) by dpdk.org (Postfix) with ESMTP id 6CABA11A2 for ; Mon, 20 Jan 2020 03:17:51 +0100 (CET) Received: from localhost (localhost [127.0.0.1]) by mail.valinux.co.jp (Postfix) with ESMTP id 81E63B5A5E; Mon, 20 Jan 2020 11:17:50 +0900 (JST) X-Virus-Scanned: Debian amavisd-new at valinux.co.jp Received: from mail.valinux.co.jp ([127.0.0.1]) by localhost (mail.valinux.co.jp [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id go2XOmZuTJjg; Mon, 20 Jan 2020 11:17:50 +0900 (JST) Received: from [127.0.0.1] (vagw.valinux.co.jp [210.128.90.14]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.valinux.co.jp (Postfix) with ESMTPS id 5F30DB5A59; Mon, 20 Jan 2020 11:17:50 +0900 (JST) Date: Mon, 20 Jan 2020 11:17:50 +0900 From: Itsuro ODA To: maxime.coquelin@redhat.com, tiwei.bie@intel.com, zhihong.wang@intel.com, anatoly.burakov@intel.com Cc: dev@dpdk.org, thomas@monjalon.net In-Reply-To: <20200108232209.5460-1-oda@valinux.co.jp> References: <20200108062510.3478-1-oda@valinux.co.jp> <20200108232209.5460-1-oda@valinux.co.jp> Message-Id: <20200120111750.5DEB.277DD91C@valinux.co.jp> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Mailer: Becky! ver. 2.74.02 [ja] Subject: Re: [dpdk-dev] [PATCH 0/4] make vhost PMD available for secondary processes 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" Hi vhost PMD maitainers, I have not got any feedback yet. Since this is the first time I submit a patch, something may be wrong, would you tell me what should I do ? Thanks. On Thu, 9 Jan 2020 08:22:05 +0900 Itsuro Oda wrote: > vhost PMD has not been available for secondary processes since > DPDK v18.11. (https://bugs.dpdk.org/show_bug.cgi?id=194) > (for a long term !) > This series of patches intend to make vhost PMD available for > secondary processes. > Because now setting vhost driver to communicate with a vhost-user > master (ex. Qemu) is accomplished by the probe function of the > primary process, only the primary process can be a vhost-user > slave. > With this patch, setting vhost driver is delayed at eth_dev > configuration in order to be able to set it from a secondary > process. Because (in the first place,) setting vhost driver is not > necessary to be done at probe (it is enough to be done up to eth_dev > start), this fix is no problem for the primary process. > There is a precondition that the same process has to operate > a vhost interface from beginning to end (from eth_dev configuration > to eth_dev close). (This patch leaves it to user's responsibility.) > This precondition will not be a problem in most use cases > (including SPP). > > v2: > - add signed-off-by > - fix spelling error > > Itsuro Oda (4): > net/vhost: remove an unused member > net/vhost: allocate iface_name from heap > net/vhost: delay vhost driver setup > net/vhost: make secondary probe complete > > drivers/net/vhost/rte_eth_vhost.c | 152 +++++++++++++++++------------- > 1 file changed, 88 insertions(+), 64 deletions(-) > > -- > 2.17.0 -- Itsuro ODA