Received: by 2002:a05:6a10:a841:0:0:0:0 with SMTP id d1csp3534891pxy; Mon, 26 Apr 2021 04:12:46 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyU5CjCg3r1frICaiDiETKErfaUaHeRtNOW4rW4JrU9gFWBjV2A9b47VTDu60WUO+cwQ1Tg X-Received: by 2002:a63:48c:: with SMTP id 134mr16673092pge.448.1619435566542; Mon, 26 Apr 2021 04:12:46 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1619435566; cv=none; d=google.com; s=arc-20160816; b=FjbacjCTz/2sIpcqQi8m/uLaDF9L6nnUguxgNhPL7cIhJBbX/RddsQHP7TOZ4PPb+A zOgt4y+cc4B3v3a+88LElth6nYiYZW4T0DOgSoOb5auT3in0zxdqd3ocsDDS3Li4+hZc ZSEGTQrJt1w3f2nmktgmQ0PkAr6Y+Uw0qJQkDxFRYYD8pLRao+KC+yaucpdYNdayp7Cm b3lHQxDR6csmmLpyeOLOhSaq4mmk31Uy1V5DszWkjoeuwu2KHm8768Duk+EEP3K8YTG1 z3HUDjhsRzGECKRorLN9Hlyz+U/F3Wr1W83NcCDe2S6S00E4iWVyZu9pyarEWj8+dpvF T5Qw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:date:dkim-signature; bh=CHC8NRKX4UYeAuEI103O40JwXweNlUCZHygYxtOvqKM=; b=pZbgsLRKIh4IuA6mo2MaROQCx9iywejNqGFF1IP/6hgi/HqAnoUQoIg3mOzd9vMdub SO38iNONZtDQJhA7upz+Z/Xn/DqYrAdyW/fVlBHmnX6yj/noWSw1XrW+jZOkPXzeWWU2 Ey4iDXOCoJ8ZCzhglvlWUX5s/jR1BcGDQE3FA1JPVKqx10iJn6z9IB3CEvy46ba0V1OQ 2WWyGLpGEZul3aar9mpEnXBjObz4A0lU5IrQlEAj1ozfVgWII9iNuJSGURQzfdeeE8d1 F5KQEWFGJejNU5lpS4JmbfpSAZpy90n0SIotlEOGscxGd9d1o0FhRErWMTS18/nG+QtU +9lw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@alien8.de header.s=dkim header.b=Shl58S8P; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=alien8.de Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id j21si17459136pfn.127.2021.04.26.04.12.33; Mon, 26 Apr 2021 04:12:46 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@alien8.de header.s=dkim header.b=Shl58S8P; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=alien8.de Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233043AbhDZLKR (ORCPT + 99 others); Mon, 26 Apr 2021 07:10:17 -0400 Received: from mail.skyhub.de ([5.9.137.197]:52726 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232878AbhDZLKR (ORCPT ); Mon, 26 Apr 2021 07:10:17 -0400 Received: from zn.tnic (p200300ec2f074a004d23913e27e5ccbf.dip0.t-ipconnect.de [IPv6:2003:ec:2f07:4a00:4d23:913e:27e5:ccbf]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id E21441EC01A8; Mon, 26 Apr 2021 13:09:33 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1619435374; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:in-reply-to:in-reply-to: references:references; bh=CHC8NRKX4UYeAuEI103O40JwXweNlUCZHygYxtOvqKM=; b=Shl58S8Plz4TTJCXz2c6hxIdMB1rariZgaIpeB7MY+eD5VTYbu5gnp+rdMs2+Ats/4J1cv wV3eVE4FGpMBV2lbbNPJDNYBxgub4+S5Pdbhi4uGTAucb2JEGxSLFu561vBsHbG12Cnk5c DDTv4WC6wnlqn4Kdk2n59JgHIc6mHWQ= Date: Mon, 26 Apr 2021 13:09:30 +0200 From: Borislav Petkov To: xuyihang Cc: Thomas Gleixner , "mingo@kernel.org" , "x86@kernel.org" , "hpa@zytor.com" , "dwmw@amazon.co.uk" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH -next] x86/apic: Force logial APIC ID in range from 0 to 8 Message-ID: References: <20210423075324.133463-1-xuyihang@huawei.com> <87czulwg55.ffs@nanos.tec.linutronix.de> <7ceb2fd5f8b3453b8ff5cf47e998ff03@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <7ceb2fd5f8b3453b8ff5cf47e998ff03@huawei.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Apr 26, 2021 at 02:09:59AM +0000, xuyihang wrote: > Hi, I realize this problem only occur on kernel 3.10, and not on 4.18. Which leads me to this patch > (https://lore.kernel.org/patchwork/patch/855026/). flat_init_apic_ldr should not be called in this case. > This is not the first time people from Huawei are sending patches for some old kernel to the *upstream* kernel mailing list. You do know that we take patches only for the *upstream* kernel old kernels are someone else's problem, right? -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette