Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Message-ID: <f7bf22a5-3162-352d-386a-5c9a567e0893@amd.com>
Date:   Thu, 31 Mar 2022 11:35:38 -0500
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101
 Thunderbird/91.7.0
Subject: Re: [PATCH v2 0/2] x86/mce: Grade new machine errors for AMD MCEs and
 include messages for panic cases
Content-Language: en-US
To:     bp@alien8.de
Cc:     tglx@linutronix.de, mingo@redhat.com, dave.hansen@linux.intel.com,
        x86@kernel.org, yazen.ghannam@amd.com,
        linux-kernel@vger.kernel.org, linux-edac@vger.kernel.org,
        bilbao@vt.edu
References: <20220331163211.5994-1-carlos.bilbao@amd.com>
From:   Carlos Bilbao <carlos.bilbao@amd.com>
In-Reply-To: <20220331163211.5994-1-carlos.bilbao@amd.com>
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 7bit
MIME-Version: 1.0
X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1
X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?LzdGR3pwelhxVEdYREZwbFFYL09FU2F1ZUJSS2h1d2ZZR2oxYkxLL2VCZlZs?=
 =?utf-8?B?Yk16Q1RpL1kxWVJvSlVvS1EzZUdmMEJrL1ZGRWlTQzVvNjVpZjFOR3dnYjY1?=
 =?utf-8?B?Tll1QzNsMkNrL3lnMTJqUDJUQWhHSjBSeFpEYWRxR2h1ZGlBcG9kTXhIWktC?=
 =?utf-8?B?dTZ0VUozUnkzdzJsTDk3aHpoYml0YWRkVWRpaGVIRkZ6dS81cUljYkU0ODU1?=
 =?utf-8?B?cnY1Z3hBZUxYZ3pvQWtMd0wzWG1VakR2Ni9WdlpjTWdsMjhrMnVndUhaY1Rj?=
 =?utf-8?B?U3ZiSUVLTjNKelhoN1Nka1JhRDk1QlYwbk05SnpLeFFKNFJvSFpNNnBXMzlT?=
 =?utf-8?B?VlNNdk1zZkNoVlExVUFNT0h4QlJ2UjQwc1dxSGxESkp1aHdJVEpXY3FGakJQ?=
 =?utf-8?B?clg3bTVscGE0UlRvaC9hYmRSMmhVSTU2RnprdmdEeVBnQ3VLbUVXeE9VR0Vx?=
 =?utf-8?B?aXpSZFhYWWhXNFZ5LzlnN1FNOE9jZmhzaS92ODFwcnVXdUxEVDRxbTZIOWky?=
 =?utf-8?B?dExTYnltYkQ3b0gxRTQ5NXl1RkxSUXB1dCttZGFhMnQzSVZadDlZc04rUm52?=
 =?utf-8?B?WG5TS0ZvV0lCYm1IRkJlcFJSZ2FaaFVaTkcvbEl4aUpqbncwRThlNEt4YTRv?=
 =?utf-8?B?UFg5SDBHRnU4RW5uU3Rjd2oxNGFnTkNNdHRtaUtBcmJMaGJtVk1YRGgwUEZz?=
 =?utf-8?B?b0U1d0h6Nk9XdFZlZFo4dmFFSE5oaTBSRFpsZzNuYVRtWHFTS2VCQkU5SXZ1?=
 =?utf-8?B?eUt3RGNwRFVwejFoaU5NZVY0WmVURU92TzF6Vk1LU3ErY1hTc3ZLcE9NNXQ4?=
 =?utf-8?B?LzBLWG1pM2puYUZ5SXBNbE14bWFsYU44a0N0VzNMaERCazVBMDVNTm15ZW9m?=
 =?utf-8?B?RzBVb2ZnQTl6UTZQbjlzMGJFQS9mT1BJQ2hTMk5lNG15WkNRTXZlOVl1amZu?=
 =?utf-8?B?WC9hSlJvYjdBeW5NRWlKdEVZaEp5QUJ1d3FVUG1aTktsM1h2cGZJZGVET2JO?=
 =?utf-8?B?YmYrUlNLV1dFSGI4ajFqK0Y1ajhwdDhQc0ExYkV0NTMwYjFDa1RNUzR6QkNO?=
 =?utf-8?B?REpXY3A2YTl0OW9vbGcwUTFtOUVNL0FXWGp1MzREem9GWERoRGRQclZhbFJr?=
 =?utf-8?B?dDRIeG4vcEhzcE1IUmlaU0ZHTXNPb2lNa2ZIcFE5SjFVanZWcndtbE1FTXRO?=
 =?utf-8?B?UTcxRnJqN1g4d0F5OWJER0lFVGJWSE5CalVoUWpCTGpmWEthOUhZeXNScUJ3?=
 =?utf-8?B?Zml4VXhrbTRWS2t3dE1BMVZaWUJtZUVibDJlbVV4RVlBMm9GeUhwdDRCOVdu?=
 =?utf-8?B?bzJRVFFGTkFoTFkrYVF5OVo4UEhqaW5JNDlXWlR4L0RCWnE0RkpFa01GaFU1?=
 =?utf-8?B?RzY1YzNCRFhmY21XcW1lK0JQSlF5QnJqUHJKS3hTd1kvUVlnWkZndTlpeGtT?=
 =?utf-8?B?U1dmTTk1OGJLWGpHeW1ub2xIa1BKY1VHM3RsMDRCYmRYUUxyNWhXVzA1S1RI?=
 =?utf-8?B?S1ZYeVJMck5uZSs0ZVBaTFFFczR3bHFCQ282TzJGWXhISzJqNlQyZnNUMUM3?=
 =?utf-8?B?aEVjbmF1VzBZamFKS25MZ2dDRXA4b255WDlpT2dDeVVtbi9kUmpRQlVXbTNz?=
 =?utf-8?B?VmNZQXB6MXUrME8zN0VQV3RYeUhKQkJXTmEvQmQ2SWpaZk1JdTd1Y3hXSHVZ?=
 =?utf-8?B?VmtqR3ZOMFg0SkZuZFBjNEtZOFc4bHFBb2dFcVFVWkJOdzc1L2Q2bzA2REdI?=
 =?utf-8?B?Uk0rNHJxQlpKcEtqU2V0Q01CQlQ3dU1Ha0l0Tjd3S2dUVmZyV1NTQnpSZ21k?=
 =?utf-8?B?U0RhdWphbDJHTXpSNzJ2KytnVHZPNzBFWkQya1RMa3ZITHZSZHhqR0xMbHZG?=
 =?utf-8?B?QjBsSWRLOHJIK0xyVlRXdXg2Ylk2aG1wWmJEUnJhN0xleVQ0OFMwZFNZVEw2?=
 =?utf-8?B?MjRrUm9wd3MwQWxjWnBTK0JJZlpWcS95SFMyRytXemdsLzBBTmFnS1lINVYr?=
 =?utf-8?B?QkNuR0NSb1FrdEhWaUNQT1JhcXAvREMyRnpxZWoxR0lUMGtXcGdVWWJFaCtj?=
 =?utf-8?B?RFBHcWYvTjAzZDZRUzdNL21RU2VOMlp1aUw4Zjd3aHhkYUhjSEp3Sy9uTVBH?=
 =?utf-8?B?Nmk5cW42dThOMGI3SDRGQklqVExKNTlKZ2lUYVI5a2NGZ2c4Ym1yZ21JN2xo?=
 =?utf-8?B?VHdmcEhWbFJNam1tOWIvb0pySTFGNVQ2a0xBaXBFVHcyNFBTTTUvOWcwdWdC?=
 =?utf-8?B?Rm9LRVlESlFuVmtINjhvbnNxWitEeVdJSGNOdXFEK1FLOEhtQi9ndHRDdlZS?=
 =?utf-8?B?Qm1wYm5mZXhtcC9DYWxrVVV5cmcxOG9Mc2lxejduMDdCZFp1WSs4Zz09?=
X-OriginatorOrg: amd.com
X-MS-Exchange-CrossTenant-Network-Message-Id: 157b961f-a8af-4546-a0f1-08da13347e10
X-MS-Exchange-CrossTenant-AuthSource: BL1PR12MB5874.namprd12.prod.outlook.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 31 Mar 2022 16:35:40.2311
 (UTC)
X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted
X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d
X-MS-Exchange-CrossTenant-MailboxType: HOSTED
X-MS-Exchange-CrossTenant-UserPrincipalName: xq88EcjhGuziQF+R14w+aCOpTS/AwxjGrQqhB2PK/zTjgbsMR0tk3KlcNd9TQ3k2y+aOGGdkyBnXck0uEdabxQ==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN8PR12MB2993
X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED,
        DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,NICE_REPLY_A,RCVD_IN_MSPIKE_H2,
        SPF_HELO_PASS,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham
        autolearn_force=no version=3.4.6
X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on
        lindbergh.monkeyblade.net
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On 3/31/2022 11:32 AM, Carlos Bilbao wrote:
> This patchset includes grading of new types of machine errors on AMD's MCE
> grading logic mce_severity_amd(), which helps the MCE handler determine
> what actions to take. If the error is graded as a PANIC, the EDAC driver
> will not decode; so we also include new error messages to describe the MCE
> and help debugging critical errors.
> 
> Changes since v1:
>   On patch 1/2, follow a simplified approach for severity.c, that resembles
>   the available PPR more closely. This also simplifies patch 2/2, as less 
>   panic error messages are added.
> 
> Carlos Bilbao (2):
>   x86/mce: Extend AMD severity grading function with new types of errors
>   x86/mce: Add messages to describe panic machine errors on AMD's MCEs grading
>  

Oops...

>  arch/x86/include/asm/mce.h         |   6 +
>  arch/x86/kernel/cpu/mce/severity.c | 203 ++++++++++++++++++++++++-----
>  2 files changed, 174 insertions(+), 35 deletions(-)

I forgot to update this, my apologies! resending...

> 

Thanks,
Carlos