From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 08CE1C4332F for ; Tue, 31 Oct 2023 14:10:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235102AbjJaOKw (ORCPT ); Tue, 31 Oct 2023 10:10:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60932 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235362AbjJaOKp (ORCPT ); Tue, 31 Oct 2023 10:10:45 -0400 Received: from mail-wm1-f43.google.com (mail-wm1-f43.google.com [209.85.128.43]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 21609F7; Tue, 31 Oct 2023 07:10:42 -0700 (PDT) Received: by mail-wm1-f43.google.com with SMTP id 5b1f17b1804b1-408002b5b9fso41158575e9.3; Tue, 31 Oct 2023 07:10:42 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1698761440; x=1699366240; h=content-transfer-encoding:in-reply-to:autocrypt:from:references:cc :to:content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=hZ/jkGeCnw7aoiQLboa0K6+yG5030tNF1wivUyYgDIQ=; b=xOGgMi7rTsfIwcjFQVCN6qVDL2I9i2dyQd37UWMwNW42O3uyQG/L2we6Z2EfLvj2Sr 69S1+8FotmhHrLnqSsZTNjBd1tOKifdW9SBh+FbervMXn5xUHpocwpEylCDXFyd+N1Xm vG8XjVGOju1gKEGavM+rwnvropt41ZQ5Lt/YnLVL0tBkjXFIdxiT016dcDvrvc7rx3GS d3Q43wD8+p6PCmqt+lMxWDI2bkkjUQIFpnHz17RWl5go4zTmyTOwEUQxxpx2A5t9J88u QFAkxLMDhX3X4PxZrfO4hxp+258wHwHkEhYTO7swMnfdP83jRS3m/ApcM42X696iQDHJ ocjA== X-Gm-Message-State: AOJu0YxTwzEftjsdQckMHaW4dTttBXHzE6l1rJMmb84lY4S9YeDlwbcR ZGjS/dQCqm/aZ/hR+dDBHmketBpIVDI= X-Google-Smtp-Source: AGHT+IEfmtf/jOExYH33EGGxQNcFIxdOFSmP/5HIfS86nxDzv/ApZurA9GnjGvFnVw6b7up8N0BNoA== X-Received: by 2002:a05:600c:3553:b0:405:3e9a:f1e3 with SMTP id i19-20020a05600c355300b004053e9af1e3mr10541458wmq.11.1698761440323; Tue, 31 Oct 2023 07:10:40 -0700 (PDT) Received: from ?IPV6:2a0b:e7c0:0:107::aaaa:59? ([2a0b:e7c0:0:107::aaaa:59]) by smtp.gmail.com with ESMTPSA id m7-20020a05600c4f4700b0040651505684sm1889003wmq.29.2023.10.31.07.10.39 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 31 Oct 2023 07:10:39 -0700 (PDT) Message-ID: Date: Tue, 31 Oct 2023 15:10:38 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] x86: Let AS_WRUSS depend on X86_64 Content-Language: en-US To: Borislav Petkov Cc: Masahiro Yamada , peterz@infradead.org, linux-kernel@vger.kernel.org, Yu-cheng Yu , Rick Edgecombe , Dave Hansen , Kees Cook , Mike Rapoport , Pengfei Xu , John Allen , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , x86@kernel.org, linux-kbuild@vger.kernel.org References: <20231031102111.32142-1-jirislaby@kernel.org> <20231031112558.GAZUDkRrkEStZqDnz4@fat_crate.local> <20231031133447.GBZUECd12o2sw7E4Re@fat_crate.local> <80496187-8392-4c9e-ba05-89edea53e6e0@kernel.org> <20231031140504.GCZUEJkMPXSrEDh3MA@fat_crate.local> From: Jiri Slaby Autocrypt: addr=jirislaby@kernel.org; keydata= xsFNBE6S54YBEACzzjLwDUbU5elY4GTg/NdotjA0jyyJtYI86wdKraekbNE0bC4zV+ryvH4j rrcDwGs6tFVrAHvdHeIdI07s1iIx5R/ndcHwt4fvI8CL5PzPmn5J+h0WERR5rFprRh6axhOk rSD5CwQl19fm4AJCS6A9GJtOoiLpWn2/IbogPc71jQVrupZYYx51rAaHZ0D2KYK/uhfc6neJ i0WqPlbtIlIrpvWxckucNu6ZwXjFY0f3qIRg3Vqh5QxPkojGsq9tXVFVLEkSVz6FoqCHrUTx wr+aw6qqQVgvT/McQtsI0S66uIkQjzPUrgAEtWUv76rM4ekqL9stHyvTGw0Fjsualwb0Gwdx ReTZzMgheAyoy/umIOKrSEpWouVoBt5FFSZUyjuDdlPPYyPav+hpI6ggmCTld3u2hyiHji2H cDpcLM2LMhlHBipu80s9anNeZhCANDhbC5E+NZmuwgzHBcan8WC7xsPXPaiZSIm7TKaVoOcL 9tE5aN3jQmIlrT7ZUX52Ff/hSdx/JKDP3YMNtt4B0cH6ejIjtqTd+Ge8sSttsnNM0CQUkXps w98jwz+Lxw/bKMr3NSnnFpUZaxwji3BC9vYyxKMAwNelBCHEgS/OAa3EJoTfuYOK6wT6nadm YqYjwYbZE5V/SwzMbpWu7Jwlvuwyfo5mh7w5iMfnZE+vHFwp/wARAQABzSFKaXJpIFNsYWJ5 IDxqaXJpc2xhYnlAa2VybmVsLm9yZz7CwXcEEwEIACEFAlW3RUwCGwMFCwkIBwIGFQgJCgsC BBYCAwECHgECF4AACgkQvSWxBAa0cEnVTg//TQpdIAr8Tn0VAeUjdVIH9XCFw+cPSU+zMSCH eCZoA/N6gitEcnvHoFVVM7b3hK2HgoFUNbmYC0RdcSc80pOF5gCnACSP9XWHGWzeKCARRcQR 4s5YD8I4VV5hqXcKo2DFAtIOVbHDW+0okOzcecdasCakUTr7s2fXz97uuoc2gIBB7bmHUGAH XQXHvdnCLjDjR+eJN+zrtbqZKYSfj89s/ZHn5Slug6w8qOPT1sVNGG+eWPlc5s7XYhT9z66E l5C0rG35JE4PhC+tl7BaE5IwjJlBMHf/cMJxNHAYoQ1hWQCKOfMDQ6bsEr++kGUCbHkrEFwD UVA72iLnnnlZCMevwE4hc0zVhseWhPc/KMYObU1sDGqaCesRLkE3tiE7X2cikmj/qH0CoMWe gjnwnQ2qVJcaPSzJ4QITvchEQ+tbuVAyvn9H+9MkdT7b7b2OaqYsUP8rn/2k1Td5zknUz7iF oJ0Z9wPTl6tDfF8phaMIPISYrhceVOIoL+rWfaikhBulZTIT5ihieY9nQOw6vhOfWkYvv0Dl o4GRnb2ybPQpfEs7WtetOsUgiUbfljTgILFw3CsPW8JESOGQc0Pv8ieznIighqPPFz9g+zSu Ss/rpcsqag5n9rQp/H3WW5zKUpeYcKGaPDp/vSUovMcjp8USIhzBBrmI7UWAtuedG9prjqfO wU0ETpLnhgEQAM+cDWLL+Wvc9cLhA2OXZ/gMmu7NbYKjfth1UyOuBd5emIO+d4RfFM02XFTI t4MxwhAryhsKQQcA4iQNldkbyeviYrPKWjLTjRXT5cD2lpWzr+Jx7mX7InV5JOz1Qq+P+nJW YIBjUKhI03ux89p58CYil24Zpyn2F5cX7U+inY8lJIBwLPBnc9Z0An/DVnUOD+0wIcYVnZAK DiIXODkGqTg3fhZwbbi+KAhtHPFM2fGw2VTUf62IHzV+eBSnamzPOBc1XsJYKRo3FHNeLuS8 f4wUe7bWb9O66PPFK/RkeqNX6akkFBf9VfrZ1rTEKAyJ2uqf1EI1olYnENk4+00IBa+BavGQ 8UW9dGW3nbPrfuOV5UUvbnsSQwj67pSdrBQqilr5N/5H9z7VCDQ0dhuJNtvDSlTf2iUFBqgk 3smln31PUYiVPrMP0V4ja0i9qtO/TB01rTfTyXTRtqz53qO5dGsYiliJO5aUmh8swVpotgK4 /57h3zGsaXO9PGgnnAdqeKVITaFTLY1ISg+Ptb4KoliiOjrBMmQUSJVtkUXMrCMCeuPDGHo7 39Xc75lcHlGuM3yEB//htKjyprbLeLf1y4xPyTeeF5zg/0ztRZNKZicgEmxyUNBHHnBKHQxz 1j+mzH0HjZZtXjGu2KLJ18G07q0fpz2ZPk2D53Ww39VNI/J9ABEBAAHCwV8EGAECAAkFAk6S 54YCGwwACgkQvSWxBAa0cEk3tRAAgO+DFpbyIa4RlnfpcW17AfnpZi9VR5+zr496n2jH/1ld wRO/S+QNSA8qdABqMb9WI4BNaoANgcg0AS429Mq0taaWKkAjkkGAT7mD1Q5PiLr06Y/+Kzdr 90eUVneqM2TUQQbK+Kh7JwmGVrRGNqQrDk+gRNvKnGwFNeTkTKtJ0P8jYd7P1gZb9Fwj9YLx jhn/sVIhNmEBLBoI7PL+9fbILqJPHgAwW35rpnq4f/EYTykbk1sa13Tav6btJ+4QOgbcezWI wZ5w/JVfEJW9JXp3BFAVzRQ5nVrrLDAJZ8Y5ioWcm99JtSIIxXxt9FJaGc1Bgsi5K/+dyTKL wLMJgiBzbVx8G+fCJJ9YtlNOPWhbKPlrQ8+AY52Aagi9WNhe6XfJdh5g6ptiOILm330mkR4g W6nEgZVyIyTq3ekOuruftWL99qpP5zi+eNrMmLRQx9iecDNgFr342R9bTDlb1TLuRb+/tJ98 f/bIWIr0cqQmqQ33FgRhrG1+Xml6UXyJ2jExmlO8JljuOGeXYh6ZkIEyzqzffzBLXZCujlYQ DFXpyMNVJ2ZwPmX2mWEoYuaBU0JN7wM+/zWgOf2zRwhEuD3A2cO2PxoiIfyUEfB9SSmffaK/ S4xXoB6wvGENZ85Hg37C7WDNdaAt6Xh2uQIly5grkgvWppkNy4ZHxE+jeNsU7tg= In-Reply-To: <20231031140504.GCZUEJkMPXSrEDh3MA@fat_crate.local> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kbuild@vger.kernel.org On 31. 10. 23, 15:05, Borislav Petkov wrote: > On Tue, Oct 31, 2023 at 02:59:39PM +0100, Jiri Slaby wrote: >> As I wrote, we have a config which maintainers feed through oldconfig when >> updating the kernel. This time we got WRUSS=y. It was stored in git and >> later passed to build the kernel. And we received a different config from >> the build (WRUSS=n). >> >> We diff the two and error out if the built kernel differs from the passed >> configuration. Which is the case here. > > I sure hope that diffing script can ignore Kconfig items. Definitely, I can add an ignore on that level. > Because this > doesn't sound like a reason to "fix" the upstream kernel and as Masahiro > says, it doesn't change anything anyway. It changes what's in .config and corresponds 1:1 to what is used during the build. Now, I have a .config from "make oldconfig". But "make all" will read it and flips the value. (That is IMHO misleading, but I can live with that, provided I now know. Not sure about others though.) thanks, -- js suse labs