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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?zMSh+xKapu8iseY/VYkcVRwSTFMRnqG7VZvtFn6KplF8KnDNZruqgmtLt9ub?= =?us-ascii?Q?2wKThCPhwDxjRRMaDa71XLR83E3Jdq1kATpH8GRIYa9P1nMenrO/KVBzju7o?= =?us-ascii?Q?OCeTHi9BZwxApe7YSgjCkDMclb36+h85TyOmhG3fh+gnrAIvrSn4WSqophX4?= =?us-ascii?Q?J/o8mR+NK5AlrjD4KdfOajMFs91LJ+WeX+Mqn8GSjrAibOa7sQSRVS1zn6Ct?= =?us-ascii?Q?PWqsguCG1GU842zhE9iq1hsq5nOMgsv/ho0W+VOxKX7QidZfTHunYevUzZkm?= =?us-ascii?Q?pKt3ZFQaHild0R4YPlDjd1rfEKKk1+0CekC8O3b6ik+BGimpsY3KrXIV4E5L?= =?us-ascii?Q?s5uh2pKbZkoqXtwFEotXiQGPntdIIkDMUvqzxUUCLpHHOYeep86QpDIHlq1l?= =?us-ascii?Q?c5IK4+cdXYoZLHdC895rcrhGeR/UvepRj47FRrz1ciT5nc50xN/TxGxprpDt?= =?us-ascii?Q?g+8tPRNXYYayM7KRY4m11P/XeWOI5j/1IEyh8S0cVbsWRQTNQwMEN9NAdZRB?= =?us-ascii?Q?/Vcq9dDubqgYYpnCLKY3TbHaBGssECzg0apBsR+OGFVsxrCanIfmTzDlMiFU?= =?us-ascii?Q?YRfrLUTnbUtAGc5wX4z2qj1rHp2hm6W8Q7bAFR/4+zfG+7FLlkqzmpYyq5ry?= =?us-ascii?Q?USS1jtCy+p8+J9a2yaHVa98Y4YyyE13taSoYBNqSJZuKaz/2SEUDNzCMkcU7?= =?us-ascii?Q?I8Fr92wymSw93Wq18VrysGfTUNbvqezmxjisH/Kw1nYiYkE9kmsV2ToUoh5V?= =?us-ascii?Q?FYtH0lg9G2pCrM8EMZDKlvYI/lBEzmWR7crQaEeRCd8Oh/fVIJefsBsVAlJF?= =?us-ascii?Q?nACOxEPye10/xvZ/L+vk21p0uUwqvcys6Cmy0auO1gs4hTNb8m5Atqu9Q3ra?= =?us-ascii?Q?Q9/DYncODKz7f8jfZ5Lllu1WdEdhyG9NYrBfEMjqp8bqd2cyZJMz46Y0bLf0?= =?us-ascii?Q?qOEZl+nRU1ncGw9Shp9cWsDcZnAJ141yREy+P8cbIHwmrX/hsUTq3aQ05t54?= =?us-ascii?Q?p09cV/BhutNIb4MYwyl9V0E1e7jY6NdQTjJn904Mz13fyviwJhGHvnvx7Sx0?= =?us-ascii?Q?9u2yoPO3kR61d6lLr1/JYuNDEJUGyjdDQW2xA32l496Qo3AiricNv8ZUlCo8?= =?us-ascii?Q?Cryuoi0yjCTlZazmB0NVUt0f92jPx9f8xgkrpqi47WhhtzR4TXjicCce5dJe?= =?us-ascii?Q?8x6YkyTc9VjlG61vTqzrAC8UrEQPswfF9aoyfnqqKZ+NLzKuhKKDDxa9bpec?= =?us-ascii?Q?JRRFM0MENlaix3/Sn/QVL8qX+oT17RWV6ZfCIGZOSrCmfl08Hph4vzFhLldd?= =?us-ascii?Q?dsL1Df7i1fRJXr4i4yrIoomPyVPRqtJdFFxH5TynQLrEs1hO/oMYLpz9n8H5?= =?us-ascii?Q?Dcwhbka546rBGVJZ7b0mPy28NY9mTOHUE0JIvzOrBXrSgro/tQp2iJFtJ3KI?= =?us-ascii?Q?v2QkUlJoKFR3ltLopED11thaD4Hxi1N1j/Sw+Z93cSLsrz6J8c/rP4CBwxU1?= =?us-ascii?Q?ljGW6JRnDIJGHjRanwWNLj9HkrCOr/8RkIB2Z36oXIHgZFfAWzh1pAoyztW6?= =?us-ascii?Q?Jh5qwXYLq4VpKdNZ9qR3LXI7moM2yZWsiB/9YS3A90/3b7tI/+WpPzRBwGC0?= =?us-ascii?Q?0w=3D=3D?= X-MS-Exchange-CrossTenant-Network-Message-Id: 31c15d03-7124-47a1-23cd-08da80933a38 X-MS-Exchange-CrossTenant-AuthSource: SJ1PR11MB6201.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 17 Aug 2022 20:58:25.2901 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: 8fucahsPoK8TlH7PIH1pxcj92/cWeKh01GykxEs8UWu0CPWSTFlryPi5CHg/QsIhNu2JUKijfVoY7mtt/i+nIw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH2PR11MB4422 X-OriginatorOrg: intel.com Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Boris, On Wed, Aug 17, 2022 at 08:13:15PM +0200, Borislav Petkov wrote: > > Do we have a more scalable way to support it today? > > You're not reading my mails. Lemme repeat: microcode loading is a I do read them, but probably I'm not seeing your perspective. It's unintentional. > dangerous business, especially the late thing. I'm certainly not going > to expose that to people if there's no merit. The only merit for loading > the same revision is for testing purposes. For this specific patch in question, its not for testing though.. Its required for functional purposes? > > If you're about to test stuff, you can just as well patch the microcode > loader to do what you want it to, like I just did. I guess after this patch is merged, you would need no special patches out of tree. True? I'm sorry if I missed something that is obvious. apply_mirocode_amd() has no revid checks, and __apply_microcode_amd() has no revid checks.. In effect you can test applying the same microcode over and over again without having any special patches. I thought you could enforce revid only on the primary, and siblings you can re-apply. Will that will satisfy the real need? Cheers, Ashok