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 451F3C6FA8E for ; Sun, 5 Mar 2023 09:39:15 +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 A9BBE71C8F for ; Sun, 5 Mar 2023 09:39:14 +0000 (UTC) Received: from lists.oasis-open.org (oasis-open.org [10.110.1.242]) by lists.oasis-open.org (Postfix) with ESMTP id 95859986436 for ; Sun, 5 Mar 2023 09:39:14 +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 877499863D3; Sun, 5 Mar 2023 09:39:14 +0000 (UTC) Mailing-List: contact virtio-dev-help@lists.oasis-open.org; run by ezmlm List-Id: 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 74F3A986448 for ; Sun, 5 Mar 2023 09:39:10 +0000 (UTC) X-Virus-Scanned: amavisd-new at kavi.com X-MC-Unique: Lge_bNEGOrOxaym2jf0wqA-1 X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1678009144; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=N048sCiPa8dCvUtJZqJRm0pckfHsh/MfhrWWCO1+AcQ=; b=3BwJqVBFKELtZXHoIJ8t/7r8IwuVDCEVM1Biob9sOh8LiKJJKtG/K0H7fcN87yYS+Z 6+Yl8j7YUNdVYgjJHktidcprvcoFkDTYs0f6rbip/jZMwlBr03FU99SFhIo6QUTFJyvC KnR3tMFeyijrLMeSxndYph6/2t/tCyfZm64cs5iti9bDurwwpkXS68Ex+0XXdQ7pFLf1 5rBLt2qi3NXF76EU7kw2KALd6Wkx4rweH0ybjAcUOCJNzs94JR7KBPVTuwD0JW/qbTef Cww1XsvL6/CQuiaNltcIFsc8TB8m/XIDyxd8vs6cvUhcWVMfFa0tzyxkS244ihLjUek4 hi/Q== X-Gm-Message-State: AO0yUKUpQq6YS5mdUus1Tp+S6g1GZqUM8a7byzwgfhmRLafkLQi29nWw NNHDFd/K0PwEAE0pkWTM32VIEQOYnD3oSqfP8T9M1sg8GR1fqKUTboMx9Q54om3A7GAwkNsX2As I3XfjsNvnnuPiRD/4z5zPBTzy8f6s X-Received: by 2002:a5d:52c4:0:b0:2c7:390e:163c with SMTP id r4-20020a5d52c4000000b002c7390e163cmr5188936wrv.47.1678009144502; Sun, 05 Mar 2023 01:39:04 -0800 (PST) X-Google-Smtp-Source: AK7set9sZcDf0HY83s9267Uclwt4GG0Hq4RlXJVeKy6Gh2F4hEyS8V/MV/CgT++2Vb4DDivTr3TLiA== X-Received: by 2002:a5d:52c4:0:b0:2c7:390e:163c with SMTP id r4-20020a5d52c4000000b002c7390e163cmr5188927wrv.47.1678009144251; Sun, 05 Mar 2023 01:39:04 -0800 (PST) Date: Sun, 5 Mar 2023 04:38:59 -0500 From: "Michael S. Tsirkin" To: Stefan Hajnoczi Cc: virtio-comment@lists.oasis-open.org, virtio-dev@lists.oasis-open.org, jasowang@redhat.com, cohuck@redhat.com, sgarzare@redhat.com, nrupal.jani@intel.com, Piotr.Uminski@intel.com, hang.yuan@intel.com, virtio@lists.oasis-open.org, Zhu Lingshan , pasic@linux.ibm.com, Shahaf Shuler , Parav Pandit , Max Gurtovoy Message-ID: <20230305043419-mutt-send-email-mst@kernel.org> References: <20c81b66f0b21b5bd646c24840ac3f8462c86acf.1677761896.git.mst@redhat.com> <20230302204007.GD2554028@fedora> <20230302190230-mutt-send-email-mst@kernel.org> <20230303132840.GC2866370@fedora> <20230303083213-mutt-send-email-mst@kernel.org> <20230303202133.GA2901137@fedora> MIME-Version: 1.0 In-Reply-To: <20230303202133.GA2901137@fedora> X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Subject: [virtio-dev] Re: [virtio] Re: [PATCH v10 04/10] admin: introduce virtio admin virtqueues On Fri, Mar 03, 2023 at 03:21:33PM -0500, Stefan Hajnoczi wrote: > What happens if a command takes 1 second to complete, is the device > allowed to process the next command from the virtqueue during this time, > possibly completing it before the first command? > > This requires additional clarification in the spec because "they are > processed by the device in the order in which they are queued" does not > explain whether commands block the virtqueue (in order completion) or > not (out of order completion). Oh I begin to see. Hmm how does e.g. virtio scsi handle this? -- MST --------------------------------------------------------------------- To unsubscribe, e-mail: virtio-dev-unsubscribe@lists.oasis-open.org For additional commands, e-mail: virtio-dev-help@lists.oasis-open.org