Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:3 as permitted sender) client-ip=2620:137:e000::3:3;
Message-ID: <bddf9acc-5ffa-4430-9f5a-6322f31a4dd3@suse.com>
Date:   Mon, 20 Nov 2023 17:08:10 +0200
User-Agent: Mozilla Thunderbird
Subject: Re: [PATCH 00/13] x86/CPU/AMD: Rework Zen family detection and other
 fun
Content-Language: en-US
To:     Borislav Petkov <bp@alien8.de>, X86 ML <x86@kernel.org>
Cc:     LKML <linux-kernel@vger.kernel.org>
References: <20231120104152.13740-1-bp@alien8.de>
From:   Nikolay Borisov <nik.borisov@suse.com>
In-Reply-To: <20231120104152.13740-1-bp@alien8.de>
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: 8bit
MIME-Version: 1.0
X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1
X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?UDZ6bUY0K1N1NFdyMnBPdjhCWjMzUGtkTEpBaUhnbVBFbnd1cElsYVA2WkN3?=
 =?utf-8?B?ZnF5NEZtY0tvRU0xREpQNU9ycTVlYThxdXRzYStYb3RpMkh5Njh4MUg4aHIz?=
 =?utf-8?B?bG9yRU1xbUdEcVpFZ2hIZE9PdVNuTFZsTnhGYkgyMzM3MExCck1mSzFUWXAx?=
 =?utf-8?B?d29UYktBZnFYdFEwMVQvWDVreUYxS2V6VVdYZFdUcFYydERqdnV1ZkU0ZjBk?=
 =?utf-8?B?aEVOMThyUzh2VXROY3ZlRWZzNFRIM1htYWpYN3JuUTYwTDBPSWFsbHhPS0VB?=
 =?utf-8?B?bVUxcnAzZjhBa2d4OE5Cc1hRYjZSd1YzYys4N2MzM2xOZnNHREJFWWtxYy91?=
 =?utf-8?B?Q0pSOG0veTZYR1FxTzZxbVliNldSTWhVVFd0YTVkbFJnTTUwVjdWc1c1eEtK?=
 =?utf-8?B?TTV0V2VYSTltNGF2Vk5RKzdSKy9TRGdTbkt2Z0tWRmpOcVFkK3Vvam5vUHFr?=
 =?utf-8?B?VVJid2ZGOEs4bzhZTXVqYzdPQVJYWDVDSWdmd01uUURCbytLRkg2VkFnTXZG?=
 =?utf-8?B?R2MxTFBsK25oUWZQenhUNXlwVUZFaEMycG9mWFVoTXdMZVh1cmdpdHczYXkw?=
 =?utf-8?B?UzdTQ2U4SUtOazhWTVdPQktGNlJZaVhlczRLY3RFQmNFU1d5WEZPTWtuR2tJ?=
 =?utf-8?B?ZnMvbU5LVldGYlQySkx2M1R2VDlGZ0tqU2E0eWI0TnhGcDR5Znp4dmlEWVBW?=
 =?utf-8?B?eTBybWNJdTdnYTEzejdMTVNFTi95NlRWWkxwL3ZDMU5kTVA4dnFBRmxlVEVw?=
 =?utf-8?B?ZnFmSnFuZWtRanByd0Foemx2RGxiRzM0NnlzRG95QVBpeFc4UHJYOUJRQ1U2?=
 =?utf-8?B?cVFwQTRGQWxNOWtKbERuREZSV29BYnlxbURWZHhJclpzbTE0TU01ZWYvRVdG?=
 =?utf-8?B?NHp6R1liS1BmZGQ1UFNnK21sTHlOdkV4ZVRHa0IxZXFNR2FHcGtWMmxiQ3Vi?=
 =?utf-8?B?RXc4cEoxOHlMNGdVczdtSVhWMnFBcUpNQVd3bkdQNDdleitaUEErM3VJdEI0?=
 =?utf-8?B?cERwQTBBdjYrVDRXZ2tZTk1KbGloTSs2WlJOcnl1bU9aeXhLekFIV1FFOTRu?=
 =?utf-8?B?dW5rR2Zrb0JuUE9uZTd3dGlKaXIxSFNtcDYvN0U2elhxbkVEem5FcTRXSjNw?=
 =?utf-8?B?YkZPdVFydERjSFRLQ21Hakt1eEZvZElsTnFreWJDcmt0Rk9TWWtNZ3F4Q2x1?=
 =?utf-8?B?NTRpcm85TGhLTTRJczBHVFQ4UkZXbHJYdnVxNmt3Q0NRdEhmUWREcFk4VnVG?=
 =?utf-8?B?VHJHQ29vb0dZYUF6bHVTN095UXJHSUJxMnBZOHU0NEV4OHh6bkxPbjRiNGZV?=
 =?utf-8?B?WXBwTE5QYUs2ZXpGcG0vNXRSY3BBVmJLYi9LQXAxdjFGNUVweWc5eEJDb3hY?=
 =?utf-8?B?WFQyVk9QZ1BId1RnbmQzdGJnT0FUOUVzb3ZnYk5STldISzAxamMwclZNUVA1?=
 =?utf-8?B?QXh5TTdneVdTaDJTMjhtSWpHN2JUYVdNUWlXclFLalMzcjhUdFR3M3RQWTJu?=
 =?utf-8?B?SkFYVmRnV0wwVjh2d3duUlZOR1p3c1FFUGNCZEYzbzRodHZLSlFVZXlsK3hR?=
 =?utf-8?B?YjYvZ3JMZnY2Qi93Y3RZUzNoWGVYSjBNZlYvWTl5Yy90ZTJkU09FdTVxeUZL?=
 =?utf-8?B?UHdiL0VubUJZQXhldTQyWkFzcnQ2ZDBZTFZVNngvdWgvN3NUbng5dFkwOWND?=
 =?utf-8?B?cmVveWlXdjhIYy9odndpa1BjREZjQXFLVHFFVkxsWlJqU29lNUY5b0xoUUZ3?=
 =?utf-8?B?WnpubGt4TWowUmFHWEJkQUVoRTY3T0Z6ZitGZE9oeXdDZ0JiaEdrN3FYbFRI?=
 =?utf-8?B?M3JQUndaR2NQdzJXSnhaT1VkZnNRVEo1VGJNcGtEZGphcFBsZXhreklNblYx?=
 =?utf-8?B?aGl6eExMM21TbENuSUhSL3BmMnRDNk01S05Bd3Y4eGFlZ1oxMWlZUy9aRzlV?=
 =?utf-8?B?YldpZTltRjlDWjE4Z3VLUmNoKy8yVzIvM0RHZ0srUTdGMzg0M2wvaURYTGFv?=
 =?utf-8?B?VkxLV0VnNk9sOEhXUjMzYllnRlc5QXhsWnZOT3lTdkhCS3IzWklaNG5NZERK?=
 =?utf-8?B?OW9CdU1BZ0FreE9oWjJHM1owS25UMDJYZ2dOTlRUa0ZEbk9CNFJKZFpNVUl1?=
 =?utf-8?B?d093eUFYNUxxeXZnZEZYeGIwNEcwMGUwUUVlOHpkZ3VpaS90RmpBZTFTZ2dK?=
 =?utf-8?Q?w44VUyQAl9eyFzCqnhjaF270AY1wuqeoDzTzJ+tgjttk?=
X-OriginatorOrg: suse.com
X-MS-Exchange-CrossTenant-Network-Message-Id: d386416f-35f2-410b-7dc1-08dbe9da84df
X-MS-Exchange-CrossTenant-AuthSource: PA4PR04MB7790.eurprd04.prod.outlook.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 20 Nov 2023 15:08:14.6568
 (UTC)
X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted
X-MS-Exchange-CrossTenant-Id: f7a17af6-1c5c-4a36-aa8b-f5be247aa4ba
X-MS-Exchange-CrossTenant-MailboxType: HOSTED
X-MS-Exchange-CrossTenant-UserPrincipalName: QQ041t0ftmU6SsSYdxwhdcxhsV/5nrOqa7YFk1SEQVglisoNeccxTOT5I9e+3jCZQK4tJ3WSkLdVt+0BG+hj1A==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM9PR04MB8338
X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIM_SIGNED,DKIM_VALID,
	DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,
	SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable
	autolearn_force=no version=3.4.6
X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lipwig.vger.email
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org
X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (lipwig.vger.email [0.0.0.0]); Mon, 20 Nov 2023 07:08:36 -0800 (PST)


On 20.11.23 г. 12:41 ч., Borislav Petkov wrote:
> From: "Borislav Petkov (AMD)" <bp@alien8.de>
> 
> Add Zen generation flags which will be used to check on what type of Zen
> the kernel runs. Distribute the per-generation init work into the
> respective functions and cleanup amd.c properly.
> 
> As a result, drop the errata checking gunk which is not needed anymore.
> 
> There should be no functionality change resulting from these changes.
> 
> Borislav Petkov (AMD) (13):
>    x86/CPU/AMD: Add ZenX generations flags
>    x86/CPU/AMD: Carve out the erratum 1386 fix
>    x86/CPU/AMD: Move the Zen3 BTC_NO detection to the Zen3 init function
>    x86/CPU/AMD: Move erratum 1076 fix into the Zen1 init function
>    x86/CPU/AMD: Call the spectral chicken in the Zen2 init function
>    x86/CPU/AMD: Rename init_amd_zn() to init_amd_zen_common()
>    x86/CPU/AMD: Move Zenbleed check to the Zen2 init function
>    x86/CPU/AMD: Move the DIV0 bug detection to the Zen1 init function
>    x86/CPU/AMD: Get rid of amd_erratum_1054[]
>    x86/CPU/AMD: Get rid of amd_erratum_383[]
>    x86/CPU/AMD: Get rid of amd_erratum_400[]
>    x86/CPU/AMD: Get rid of amd_erratum_1485[]
>    x86/CPU/AMD: Drop now unused CPU erratum checking function
> 
>   arch/x86/include/asm/cpufeatures.h |   6 +-
>   arch/x86/kernel/cpu/amd.c          | 266 ++++++++++++++---------------
>   2 files changed, 135 insertions(+), 137 deletions(-)
> 

The whole series LGTM:

Reviewed-by: Nikolay Borisov <nik.borisov@suse.com >