From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from ws5-mx01.kavi.com (ws5-mx01.kavi.com [34.193.7.191]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E30FCEB64D7 for ; Fri, 30 Jun 2023 07:54:49 +0000 (UTC) Received: from lists.oasis-open.org (oasis.ws5.connectedcommunity.org [10.110.1.242]) by ws5-mx01.kavi.com (Postfix) with ESMTP id 0634D2ACF8 for ; Fri, 30 Jun 2023 07:54:49 +0000 (UTC) Received: from lists.oasis-open.org (oasis-open.org [10.110.1.242]) by lists.oasis-open.org (Postfix) with ESMTP id DE7F39866F0 for ; Fri, 30 Jun 2023 07:54:48 +0000 (UTC) Received: from host09.ws5.connectedcommunity.org (host09.ws5.connectedcommunity.org [10.110.1.97]) by lists.oasis-open.org (Postfix) with QMQP id CB91B9866E7; Fri, 30 Jun 2023 07:54:48 +0000 (UTC) Mailing-List: contact virtio-comment-help@lists.oasis-open.org; run by ezmlm List-ID: Sender: Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: Received: from lists.oasis-open.org (oasis-open.org [10.110.1.242]) by lists.oasis-open.org (Postfix) with ESMTP id B81DE9866EA for ; Fri, 30 Jun 2023 07:54:48 +0000 (UTC) X-Virus-Scanned: amavisd-new at kavi.com X-IronPort-AV: E=McAfee;i="6600,9927,10756"; a="428381318" X-IronPort-AV: E=Sophos;i="6.01,170,1684825200"; d="scan'208";a="428381318" X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10756"; a="782998282" X-IronPort-AV: E=Sophos;i="6.01,170,1684825200"; d="scan'208";a="782998282" Message-ID: Date: Fri, 30 Jun 2023 15:54:40 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Firefox/102.0 Thunderbird/102.12.0 Content-Language: en-US To: Xuan Zhuo Cc: virtio-comment@lists.oasis-open.org, "Michael S. Tsirkin" References: <1687243466.51691-1-xuanzhuo@linux.alibaba.com> <1688104464.531018-1-xuanzhuo@linux.alibaba.com> <1688111214.8488657-2-xuanzhuo@linux.alibaba.com> From: "Zhu, Lingshan" In-Reply-To: <1688111214.8488657-2-xuanzhuo@linux.alibaba.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [virtio-comment] About the plan of Admin Queue On 6/30/2023 3:46 PM, Xuan Zhuo wrote: > On Fri, 30 Jun 2023 14:19:47 +0800, "Zhu, Lingshan" wrote: >> >> On 6/30/2023 1:54 PM, Xuan Zhuo wrote: >>> On Tue, 20 Jun 2023 16:11:12 +0800, "Zhu, Lingshan" wrote: >>>> On 6/20/2023 2:44 PM, Xuan Zhuo wrote: >>>>> Hi, >>>>> >>>>> hi, I would want to know some plans and progress about admin queue. >>>>> >>>>> At the current spec, it seems that there is only one framework and no >>>>> specific commands. I'd like to know if anyone is currently working on this and >>>>> what the plans are. >>>>> >>>>> We also faced some similar issues, and we think admin queue is a good way to >>>>> manage sr-iov. >>>>> >>>>> >>>>> Thanks. >>>> I plan to rebase original transport vq on admin vq. >>>> >>>> https://lists.oasis-open.org/archives/virtio-comment/202208/msg00140.html >>> I review the patch, that is for S-IOV, right? >> Yes, for SIOV and other similar devices >>> I think it is good. >>> >>> I would if all is configured by the transport vq/admin vq from the OS? >> For SIOV ADIs, this transport vq is the transport layer, so they are >> configured by the OS through transport vq. >>> Can we create a managed dev from the backend? >>> >>> Such as, the DPU sends a command to the driver, then the driver creates a new >>> managed dev. >> I think the group owner, usually the PCI PF is the management device. > > I mean the DPU hot-plug a new device. Not the managament device create a new > device. > > The managament device is in the OS, we want the device is plugged by the DPU. The PCI management(SIOV group owner) device is on the DPU, when create an ADI, OS send a command to the DPU/PF through transport vq, then the PF hot plugged in a new ADI through the transport vq specific channel. Or did I misunderstand your question? Thanks > > Thanks. > > >> Thanks >>> Thanks. >>> >>> >>>> Thanks, >>>> Zhu Lingshan >>>>> >>>>> >>>>> This publicly archived list offers a means to provide input to the >>>>> OASIS Virtual I/O Device (VIRTIO) TC. >>>>> >>>>> In order to verify user consent to the Feedback License terms and >>>>> to minimize spam in the list archive, subscription is required >>>>> before posting. >>>>> >>>>> Subscribe: virtio-comment-subscribe@lists.oasis-open.org >>>>> Unsubscribe: virtio-comment-unsubscribe@lists.oasis-open.org >>>>> List help: virtio-comment-help@lists.oasis-open.org >>>>> List archive: https://lists.oasis-open.org/archives/virtio-comment/ >>>>> Feedback License: https://www.oasis-open.org/who/ipr/feedback_license.pdf >>>>> List Guidelines: https://www.oasis-open.org/policies-guidelines/mailing-lists >>>>> Committee: https://www.oasis-open.org/committees/virtio/ >>>>> Join OASIS: https://www.oasis-open.org/join/ >>>>> >>>> This publicly archived list offers a means to provide input to the >>>> OASIS Virtual I/O Device (VIRTIO) TC. >>>> >>>> In order to verify user consent to the Feedback License terms and >>>> to minimize spam in the list archive, subscription is required >>>> before posting. >>>> >>>> Subscribe: virtio-comment-subscribe@lists.oasis-open.org >>>> Unsubscribe: virtio-comment-unsubscribe@lists.oasis-open.org >>>> List help: virtio-comment-help@lists.oasis-open.org >>>> List archive: https://lists.oasis-open.org/archives/virtio-comment/ >>>> Feedback License: https://www.oasis-open.org/who/ipr/feedback_license.pdf >>>> List Guidelines: https://www.oasis-open.org/policies-guidelines/mailing-lists >>>> Committee: https://www.oasis-open.org/committees/virtio/ >>>> Join OASIS: https://www.oasis-open.org/join/ >>>> >>> This publicly archived list offers a means to provide input to the >>> OASIS Virtual I/O Device (VIRTIO) TC. >>> >>> In order to verify user consent to the Feedback License terms and >>> to minimize spam in the list archive, subscription is required >>> before posting. >>> >>> Subscribe: virtio-comment-subscribe@lists.oasis-open.org >>> Unsubscribe: virtio-comment-unsubscribe@lists.oasis-open.org >>> List help: virtio-comment-help@lists.oasis-open.org >>> List archive: https://lists.oasis-open.org/archives/virtio-comment/ >>> Feedback License: https://www.oasis-open.org/who/ipr/feedback_license.pdf >>> List Guidelines: https://www.oasis-open.org/policies-guidelines/mailing-lists >>> Committee: https://www.oasis-open.org/committees/virtio/ >>> Join OASIS: https://www.oasis-open.org/join/ >>> This publicly archived list offers a means to provide input to the OASIS Virtual I/O Device (VIRTIO) TC. In order to verify user consent to the Feedback License terms and to minimize spam in the list archive, subscription is required before posting. Subscribe: virtio-comment-subscribe@lists.oasis-open.org Unsubscribe: virtio-comment-unsubscribe@lists.oasis-open.org List help: virtio-comment-help@lists.oasis-open.org List archive: https://lists.oasis-open.org/archives/virtio-comment/ Feedback License: https://www.oasis-open.org/who/ipr/feedback_license.pdf List Guidelines: https://www.oasis-open.org/policies-guidelines/mailing-lists Committee: https://www.oasis-open.org/committees/virtio/ Join OASIS: https://www.oasis-open.org/join/