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Thu, 9 Apr 2020 15:34:39 +0000 Date: Thu, 9 Apr 2020 10:34:29 -0500 From: John Allen To: bp@alien8.de, linux-kernel@vger.kernel.org Cc: tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org Subject: [PATCH] x86/microcode/AMD: Increase microcode PATCH_MAX_SIZE Message-ID: <20200409152931.GA685273@mojo.amd.com> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-ClientProxiedBy: DM5PR16CA0024.namprd16.prod.outlook.com (2603:10b6:3:c0::34) To SN1PR12MB2448.namprd12.prod.outlook.com (2603:10b6:802:28::23) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from mojo.amd.com (165.204.77.1) by DM5PR16CA0024.namprd16.prod.outlook.com (2603:10b6:3:c0::34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2900.15 via Frontend Transport; Thu, 9 Apr 2020 15:34:38 +0000 X-Originating-IP: [165.204.77.1] X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: f37305f6-d587-4cd6-d653-08d7dc9b83ef X-MS-TrafficTypeDiagnostic: SN1PR12MB2381:|SN1PR12MB2381: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:741; 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Signed-off-by: John Allen Cc: stable@vger.kernel.org --- diff --git a/arch/x86/include/asm/microcode_amd.h b/arch/x86/include/asm/microcode_amd.h index 6685e1218959..7063b5a43220 100644 --- a/arch/x86/include/asm/microcode_amd.h +++ b/arch/x86/include/asm/microcode_amd.h @@ -41,7 +41,7 @@ struct microcode_amd { unsigned int mpb[0]; }; -#define PATCH_MAX_SIZE PAGE_SIZE +#define PATCH_MAX_SIZE (3 * PAGE_SIZE) #ifdef CONFIG_MICROCODE_AMD extern void __init load_ucode_amd_bsp(unsigned int family);