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 EA5C9C7EE26 for ; Tue, 23 May 2023 18:17:05 +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 179BF190921 for ; Tue, 23 May 2023 18:17:05 +0000 (UTC) Received: from lists.oasis-open.org (oasis-open.org [10.110.1.242]) by lists.oasis-open.org (Postfix) with ESMTP id 0939298641B for ; Tue, 23 May 2023 18:17:05 +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 EE135986387; Tue, 23 May 2023 18:17:04 +0000 (UTC) Mailing-List: contact virtio-dev-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 D51659863FC for ; Tue, 23 May 2023 18:17:04 +0000 (UTC) X-Virus-Scanned: amavisd-new at kavi.com X-MC-Unique: dvevgDxUMHyElaO_JcqQAQ-1 X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1684865819; x=1687457819; 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=50vp9IUVKc4aJTq7o4kyUrwCeg2bZHDm3SwuEPSUQY4=; b=PEJsN22MIXcPKvJklAYHTujj+V8PsJSRBJC9ehRmpzkoeIY/FvZFEg1WRUbR/+dWMB efGxIZSGFgmzDFzkn9lWvZxPlq+KWWwJj2feSS4kPktPrhuI3BLaztYFi4WdZ9eT7jZj RyfZzM+WFcoZZUycWgHcVLuKJFe56w/usYEzryE3S3oxDViEToPIGr9avrOpwRbM/JdM VclqTW+FiVQx0FPYGhDZbhfFgqu/nAgcQuRVeheFLUBQ5FY+SnrxQzTHLQydu2edgmMf egTggjS6Gj7Kt1mWRRAaX0K5QoBOAaqxOT/Z8SPWqSxwG+3IlA3AoZj8zL3Vtt7R9dQU F1iw== X-Gm-Message-State: AC+VfDwC2zIi8WBhwQG9DAZQHZWFSdHfDVShIeNSFwjyH4tUwSvy/QVe cWzUYS6oZ3RO5B3al7JxJH3B5IU1+oh2MfNyBkOt11VPNtc20rC+vhIHu1z29mXA+rMvoKNhlie +VuI4TLg53jgteh979VZ+tcWFEtbp X-Received: by 2002:a7b:cb87:0:b0:3f6:37b:6390 with SMTP id m7-20020a7bcb87000000b003f6037b6390mr6476170wmi.32.1684865819635; Tue, 23 May 2023 11:16:59 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ5Bt4HbmOhM4xDmUp6UIsuGvYVvrY/s/+qlDptoym3KcEaN3HoTDfeEMrF/uCKF1IoIeAj93A== X-Received: by 2002:a7b:cb87:0:b0:3f6:37b:6390 with SMTP id m7-20020a7bcb87000000b003f6037b6390mr6476161wmi.32.1684865819358; Tue, 23 May 2023 11:16:59 -0700 (PDT) Date: Tue, 23 May 2023 14:16:55 -0400 From: "Michael S. Tsirkin" To: Parav Pandit Cc: Jason Wang , "virtio-dev@lists.oasis-open.org" , "cohuck@redhat.com" , "david.edmondson@oracle.com" , "sburla@marvell.com" , Yishai Hadas , Maor Gottlieb , "virtio-comment@lists.oasis-open.org" , Shahaf Shuler Message-ID: <20230523141439-mutt-send-email-mst@kernel.org> References: <20230510014534-mutt-send-email-mst@kernel.org> <20230510033812-mutt-send-email-mst@kernel.org> <20230511085205-mutt-send-email-mst@kernel.org> <0f75a142-71e9-676a-11ae-a54e6dbb472d@redhat.com> <20230515060641-mutt-send-email-mst@kernel.org> MIME-Version: 1.0 In-Reply-To: X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Subject: [virtio-dev] Re: [PATCH v2 0/2] transport-pci: Introduce legacy registers access using AQ On Mon, May 15, 2023 at 02:30:55PM +0000, Parav Pandit wrote: > > > From: Michael S. Tsirkin > > Sent: Monday, May 15, 2023 6:09 AM > > To be more specific, device config often has the same layout under legacy and > > modern. Thus if getting an offset within device config, same decoding logic > > should be reusable between legacy and modern. > Modern device registers are directly accessible from the guest driver without mediation for VF,SF,SIOV. > Hence, there is no need to have commands for modern register access over some VQ. Yes, there's need, and some of it you were pushing yourself. AQ will allow reduced memory with SRIOV, and support for SIOV. > Will reply to rest of the Jason's comments in some time. --------------------------------------------------------------------- To unsubscribe, e-mail: virtio-dev-unsubscribe@lists.oasis-open.org For additional commands, e-mail: virtio-dev-help@lists.oasis-open.org