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 D6B99CE79AB for ; Wed, 20 Sep 2023 07:47:45 +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 4BB307E9B9 for ; Wed, 20 Sep 2023 07:47:45 +0000 (UTC) Received: from lists.oasis-open.org (oasis-open.org [10.110.1.242]) by lists.oasis-open.org (Postfix) with ESMTP id 42EA798667F for ; Wed, 20 Sep 2023 07:47:45 +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 305DC98666B; Wed, 20 Sep 2023 07:47:45 +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 21722986669; Wed, 20 Sep 2023 07:47:40 +0000 (UTC) X-Virus-Scanned: amavisd-new at kavi.com X-IronPort-AV: E=McAfee;i="6600,9927,10838"; a="444247265" X-IronPort-AV: E=Sophos;i="6.02,161,1688454000"; d="scan'208";a="444247265" X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10838"; a="920180951" X-IronPort-AV: E=Sophos;i="6.02,161,1688454000"; d="scan'208";a="920180951" Message-ID: <40765650-ba6e-357a-cf73-ff6a0288c0e8@intel.com> Date: Wed, 20 Sep 2023 15:47:29 +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/102.15.1 Content-Language: en-US To: Parav Pandit , "Chen, Jiqian" , "Michael S. Tsirkin" Cc: Gerd Hoffmann , Jason Wang , Xuan Zhuo , David Airlie , Gurchetan Singh , Chia-I Wu , =?UTF-8?Q?Marc-Andr=c3=a9_Lureau?= , Robert Beckett , Mikhail Golubev-Ciuchea , "virtio-comment@lists.oasis-open.org" , "virtio-dev@lists.oasis-open.org" , "qemu-devel@nongnu.org" , "linux-kernel@vger.kernel.org" , Stefano Stabellini , =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= , "Deucher, Alexander" , "Koenig, Christian" , "Hildebrand, Stewart" , Xenia Ragiadakou , "Huang, Honglei1" , "Zhang, Julia" , "Huang, Ray" References: <20230919114242.2283646-1-Jiqian.Chen@amd.com> <20230919114242.2283646-2-Jiqian.Chen@amd.com> <20230919082802-mutt-send-email-mst@kernel.org> <701bb67c-c52d-4eb3-a6ed-f73bd5d0ff33@intel.com> From: "Zhu, Lingshan" In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [virtio-dev] Re: [virtio-comment] Re: [VIRTIO PCI PATCH v5 1/1] transport-pci: Add freeze_mode to virtio_pci_common_cfg On 9/20/2023 3:35 PM, Parav Pandit wrote: >> From: Zhu, Lingshan >> Sent: Wednesday, September 20, 2023 1:00 PM >> >> On 9/20/2023 3:24 PM, Chen, Jiqian wrote: >>> Hi Lingshan, >>> It seems you reply to the wrong email thread. They are not related to my >> patch. >> These reply to Parva's comments. >> @Parva, if you want to discuss more about live migration, please reply in my >> thread, lets don't flood here. > You made the point that "this is not live migration". > I am not discussing live migration in this thread. > > I replied for the point that device restoration from suspend for physical and hypevisor based device is not a 40nsec worth of work to restore by just doing a register write. > This is not live or device migration. This is restoring the device context initiated by the driver owning the device. restore the device context should be done by the hypervisor before setting DRIVER_OK and waking up the guest, not a concern here, out of spec --------------------------------------------------------------------- To unsubscribe, e-mail: virtio-dev-unsubscribe@lists.oasis-open.org For additional commands, e-mail: virtio-dev-help@lists.oasis-open.org