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Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Subject: Re: [patch V2 26/37] x86/microcode: Clarify the late load logic Content-Language: en-US To: Thomas Gleixner , LKML Cc: x86@kernel.org, Borislav Petkov , Ashok Raj , Arjan van de Ven , Nikolay Borisov References: <20230812194003.682298127@linutronix.de> <20230812195729.045205660@linutronix.de> From: Nikolay Borisov In-Reply-To: <20230812195729.045205660@linutronix.de> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-ClientProxiedBy: VI1PR0102CA0103.eurprd01.prod.exchangelabs.com (2603:10a6:803:15::44) To PA4PR04MB7790.eurprd04.prod.outlook.com (2603:10a6:102:cc::8) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: PA4PR04MB7790:EE_|AS1PR04MB9656:EE_ X-MS-Office365-Filtering-Correlation-Id: a5feb0a3-fbf6-4e27-bb7d-08db9c382cc3 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:PA4PR04MB7790.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230028)(136003)(376002)(366004)(346002)(39850400004)(396003)(451199021)(186006)(1800799006)(38100700002)(110136005)(54906003)(6486002)(6666004)(478600001)(5660300002)(2906002)(4744005)(36756003)(86362001)(31696002)(4326008)(66476007)(66556008)(66946007)(41300700001)(8936002)(316002)(8676002)(107886003)(83380400001)(2616005)(26005)(6506007)(6512007)(31686004)(43740500002)(45980500001);DIR:OUT;SFP:1101; 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Split the inner workings out and > make the following enhancements: > > - Taint the kernel only when the microcode was actually updated. If. e.g. > the rendevouz fails, then nothing happened and there is no reason for > tainting. > > - Return useful error codes > > Signed-off-by: Thomas Gleixner Reviewed-by: Nikolay Borisov