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[2620:137:e000::1:20]) by mx.google.com with ESMTP id x1-20020a170906296100b008b1fc5c8366si24989887ejd.243.2023.03.27.13.34.26; Mon, 27 Mar 2023 13:34:52 -0700 (PDT) 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; Authentication-Results: mx.google.com; dkim=pass header.i=@alien8.de header.s=dkim header.b=TLgBwQHe; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 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 S232509AbjC0U01 (ORCPT + 99 others); Mon, 27 Mar 2023 16:26:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56858 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230014AbjC0U0K (ORCPT ); Mon, 27 Mar 2023 16:26:10 -0400 Received: from mail.skyhub.de (mail.skyhub.de [5.9.137.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 48D254695; Mon, 27 Mar 2023 13:25:52 -0700 (PDT) Received: from zn.tnic (p5de8e687.dip0.t-ipconnect.de [93.232.230.135]) (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 BAE821EC047F; Mon, 27 Mar 2023 22:25:50 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1679948750; 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=03vRJu2Te4JV8IFmpe4rMtj2AeH8XydMEh3ymGIFquQ=; b=TLgBwQHeEAb1Bg6iQqEn9hjVC8VYS69bXSuV7dvCe1geUAz2TSFg2XGwqR3j5C9pxvrAmN 5nD02OvNCSMgyb1vp/bsYQy9gi58FzKgbg2adkMZLdNh95GlMAHkcbi74AJwRPl+BAsj9x ByCkWctuKf14hJ+1DVWmd4Uc6YIUD+w= Date: Mon, 27 Mar 2023 22:25:45 +0200 From: Borislav Petkov To: Eric DeVolder Cc: mario.limonciello@amd.com, rafael@kernel.org, lenb@kernel.org, tglx@linutronix.de, mingo@redhat.com, dave.hansen@linux.intel.com, x86@kernel.org, hpa@zytor.com, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, kvijayab@amd.com, miguel.luis@oracle.com, boris.ostrovsky@oracle.com Subject: Re: [PATCH 1/1] x86/acpi: acpi_is_processor_usable() dropping possible cpus Message-ID: <20230327202545.GEZCH7yUqcsddJx7Y5@fat_crate.local> References: <20230327191026.3454-1-eric.devolder@oracle.com> <20230327191026.3454-2-eric.devolder@oracle.com> <20230327195737.GDZCH1MWNvFQrXdY9M@fat_crate.local> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: X-Spam-Status: No, score=-0.2 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,DKIM_VALID_EF,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 lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Mar 27, 2023 at 03:07:23PM -0500, Eric DeVolder wrote: > https://ueif.org/sites/default/files/resources/ACPI_6_3_May16.pdf > Section 5.2.12 MADT. Table 5-43 is the MADT Revision is numbered 5. > However, ACPI 6.x specs got a little "sloppy" with Revision, Yes, I've found what you're pointing out too. But exactly because of this sloppiness I'd like to see this more explicitly. Because we're basing functionality off of it and it is not some meaningless paperweight anymore. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette