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Wed, 12 Nov 2025 01:06:11 +0000 Message-ID: Date: Wed, 12 Nov 2025 09:06:05 +0800 User-Agent: Mozilla Thunderbird Subject: Re: The current status of PKS virtualization To: Ruihan Li CC: Paolo Bonzini , , "Sean Christopherson" , Jim Mattson , "Joerg Roedel" , kvm , "Kernel Mailing List, Linux" , Vitaly Kuznetsov , Wanpeng Li References: <20220424101557.134102-1-lei4.wang@intel.com> <20251110162900.354698-1-lrh2000@pku.edu.cn> <2701ea93-48a6-492a-9d4a-17da31d953c2@intel.com> From: Chenyi Qiang Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: TP0P295CA0052.TWNP295.PROD.OUTLOOK.COM (2603:1096:910:3::14) To DM3PR11MB8735.namprd11.prod.outlook.com (2603:10b6:0:4b::20) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DM3PR11MB8735:EE_|SJ0PR11MB8296:EE_ X-MS-Office365-Filtering-Correlation-Id: e8e8b819-ec70-464a-cf3b-08de2187ab61 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|376014|366016; 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You can feel free to continue the upstream work. > > Thanks for the reply and for the information! > > By the way, I'm just curious (feel free to ignore this question): Is > there an on-list discussion that rejects the originally proposed PKS use > cases? > > I found that pmem stray write protection was rejected [1], but there is > no reason given nor any reference provided. After searching the list, I > found the latest patch series that attempts to add pmem stray protection > [2]. However, I didn't find any discussion rejecting the use case. Maybe > the discussion happened off the list? Or did I miss something? The discussion happened off the list. The customer demand for this feature declined to such an extent that it was not worth working on any longer.