Received: by 2002:a05:7412:31a9:b0:e2:908c:2ebd with SMTP id et41csp3181728rdb; Wed, 13 Sep 2023 04:55:24 -0700 (PDT) X-Google-Smtp-Source: AGHT+IEFDKOlaH6yTNWp3+VyvEvlnauf3WgIFizUxvtTjQK9qLaX3rBD5ZcGyodkBy1PWhYmWEGK X-Received: by 2002:a05:6870:3043:b0:1c8:b715:6c81 with SMTP id u3-20020a056870304300b001c8b7156c81mr2572232oau.55.1694606124281; Wed, 13 Sep 2023 04:55:24 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1694606124; cv=none; d=google.com; s=arc-20160816; b=wMLYt0MuOcdnHXHWikdG0FKggbHaIaQvHTp4eZi13Ql5suceYGD7C14uFbxacAmX6v VmnSL5Zc1rLPxxdvTHFwsdiVMtzgwKpMmnY3F7sdsQr8zc8lwZ/PqeFMho+CI2dPcKrZ LZI41N0cfWYkUs6LTwKr5Mn4KJuhAIkNaBQt7zIfI1y5tqGdYtgbrs3CW92NvYO9PnK3 7EDVvWEtvak6PcrNyHBWlEMHD+EOPn1yXvBlqGsN0GckXTRMyn3UfQOS4CTj3qpdU5ys 2MqTOYI2t32YvJQgR0fDNKHVdQZGcdbrKjEzkmpK24A5T6+JVEXViyEo+fzIY0wRmUH5 41zg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=vAOrPSsOrrtCdgcdNBhBIJ9lMgP52ECzfG7iAGXlHhI=; fh=1jCHHdBm8YfHAb6KvzvO9yGATgf4EHvDuo/3jLxyEAU=; b=Fx6dFA49M4yw4p8Vab5w39VjbWH0bNoAJSBk8jnevyV26oV9wKxFej16q784QCnB4E sUV3HZFM7Amp8E6xn32i2eCyVn4ReQW6EDZ10y9HvmGjsyTw1k6k0IfTLcpSUH81nzsM znxyKiFzc4m+LOODwUsEaFFJuVJTxUgf17NT4uSivZoEkOucH7ZDzirKnAFGcSJYG412 gfHdseSRJtFA8ypGJK8Wb6H9zzuovMAFo6GbEX/CfZ0WZG3AROn+9Vnv96W5zHvteazr RA34szOLRD7HRnRGjWdbSZ7i7eeb6yZaF2J59lcJfBO9qjaM8Ad7w7LkQSKxejwiVeyN 4jqA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@bytedance.com header.s=google header.b=PrBxWXQj; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:1 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=bytedance.com Return-Path: Received: from morse.vger.email (morse.vger.email. [2620:137:e000::3:1]) by mx.google.com with ESMTPS id l184-20020a6391c1000000b0057759a5b7d0si6549243pge.727.2023.09.13.04.55.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 13 Sep 2023 04:55:24 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:1 as permitted sender) client-ip=2620:137:e000::3:1; Authentication-Results: mx.google.com; dkim=pass header.i=@bytedance.com header.s=google header.b=PrBxWXQj; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:1 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=bytedance.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by morse.vger.email (Postfix) with ESMTP id B674A80758D2; Wed, 13 Sep 2023 03:52:11 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at morse.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239766AbjIMKwH (ORCPT + 99 others); Wed, 13 Sep 2023 06:52:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39130 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229832AbjIMKwG (ORCPT ); Wed, 13 Sep 2023 06:52:06 -0400 Received: from mail-pl1-x62f.google.com (mail-pl1-x62f.google.com [IPv6:2607:f8b0:4864:20::62f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 102C819B3 for ; Wed, 13 Sep 2023 03:51:40 -0700 (PDT) Received: by mail-pl1-x62f.google.com with SMTP id d9443c01a7336-1c3d6d88231so14244915ad.0 for ; Wed, 13 Sep 2023 03:51:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bytedance.com; s=google; t=1694602299; x=1695207099; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=vAOrPSsOrrtCdgcdNBhBIJ9lMgP52ECzfG7iAGXlHhI=; b=PrBxWXQjm37HDiomZUuS/RSeHfoTysiLaA5MC3MqDrO5EL6zDFVeNsgQ3pE8sbxI8+ FMtOlbvDK47KQkgbaQcD13/lcV0EzbnKv6gqpxUSgh+z//stJ4iy+TeYhjc01HscGlXD xdA0RskyqA1pgcdhglDQYMkKJ+0ICbTyYRcGwio50OLjFDaucWjMUJfMxpTZ8+0NxrA1 bbqlylaRYXGPeFe3xuRGJ2Gv8Zf+/yTETthzfLPWPsmBu+xkUnZbNdavPb5iq3mPvJFR WIc0hOTznD25P2n3e3Hcn4R6G3NCn3OSa84zKbLy94L/zPIcOdDS6rssJL9LBbiVl3ga +q9w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1694602299; x=1695207099; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=vAOrPSsOrrtCdgcdNBhBIJ9lMgP52ECzfG7iAGXlHhI=; b=vFwfHvZAfokIRVummxgdtp0a1aPLu2ks0up7aRt5uXK1y75b4dIJJToabZtajqbBOQ /YjLk0c+6d4n8J13OUuWWNrvwApOSqUqfJFIz4KB5F7tlbsVwDhYJwl1Y8tl0X9a5VvS qAhZJxn7kXZQUOezbWDPgc86k0dDQj+4s06mU7z8BgLsS+TDyxhpPJeHEbLJJgblz1YN 66N/WOg1VDeBQJU5lNdrQXLkmNC2msMbpzLUoHgkkKH7luP7+5HZnTavN9OAjttpiHoX 2xa4cpk8Bczp6Yin2DWOf38c0kuMJKf0n6n2CVH7VDXTflccJI+iSFWwUocKJZfq1d59 eqbA== X-Gm-Message-State: AOJu0YyUwp0SJ2ancFt2rsr+rzMyWgXLOthQbZ9G0bFxyTQXIAKvvR60 DT1uQR7xGzaEgolEVuQuvzM13A== X-Received: by 2002:a17:902:d38d:b0:1c3:f4fa:b1a2 with SMTP id e13-20020a170902d38d00b001c3f4fab1a2mr68430pld.8.1694602299532; Wed, 13 Sep 2023 03:51:39 -0700 (PDT) Received: from PF2LML5M-SMJ.bytedance.net ([220.243.131.6]) by smtp.gmail.com with ESMTPSA id d12-20020a170903230c00b001b8b07bc600sm10187493plh.186.2023.09.13.03.51.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 13 Sep 2023 03:51:39 -0700 (PDT) From: Jinhui Guo To: jonathan.cameron@huawei.com Cc: catalin.marinas@arm.com, guojinhui.liam@bytedance.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, lizefan.x@bytedance.com, robin.murphy@arm.com, will@kernel.org Subject: Re: [PATCH] arm64: cpufeature: Expose the real mpidr value to EL0 Date: Wed, 13 Sep 2023 18:51:33 +0800 Message-Id: <20230913105133.2902-1-guojinhui.liam@bytedance.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230912115116.000049b0@Huawei.com> References: <20230912115116.000049b0@Huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (morse.vger.email [0.0.0.0]); Wed, 13 Sep 2023 03:52:11 -0700 (PDT) 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 autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on morse.vger.email > As a follow up question, is there some information that is missing from > current topology description? (there is lots missing but I'm curious > as to what might matter for your use case!) We want to know the infomation about dies to advoid memroy accessing across dies (some settings like 2 numa per die). thanks, Jinhui Guo