From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.alien8.de (mail.alien8.de [65.109.113.108]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C2F10213EC0 for ; Tue, 8 Oct 2024 18:42:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=65.109.113.108 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728412952; cv=none; b=sY/odRzuLx7BcIdq0+C8lrCIMHcBHzzvpAEN9vGDJRqdn1MnK12KXvnhOICkQ0U982d/T08pDxkF30y3DDQf7Kon+YNoIF5ipwuRhH1AzCKR/vcCiqeNRcp/HnVfgx7Zvvn44oco+N03XuzrONvdTRao77612l5JS1d3D808IKY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728412952; c=relaxed/simple; bh=sFOD81blpWZEYRBGKxcRiVOOkwKAQXTBls76Ie37LRI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=IvL44cVK3nh5SRhceky8+yFYSs4MadSZdWPZlmGuavx50qwIbeNes+96y0dLoWZ1ccQR1e5RsTsjS38X/9h1JEkhkpS/QRqz+aTvpeACg1aj4GK1HwZM+tU3/h7JvcoNOKxGEbfQ3ozp1U4IA2S7+AebW1ivNQYk+iZIL0dURxQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=alien8.de; spf=pass smtp.mailfrom=alien8.de; dkim=pass (4096-bit key) header.d=alien8.de header.i=@alien8.de header.b=XiTIQy1k; arc=none smtp.client-ip=65.109.113.108 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=alien8.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=alien8.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (4096-bit key) header.d=alien8.de header.i=@alien8.de header.b="XiTIQy1k" Received: from localhost (localhost.localdomain [127.0.0.1]) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTP id B790D40E01A5; Tue, 8 Oct 2024 18:42:25 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at mail.alien8.de Authentication-Results: mail.alien8.de (amavisd-new); dkim=pass (4096-bit key) header.d=alien8.de Received: from mail.alien8.de ([127.0.0.1]) by localhost (mail.alien8.de [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id 5ei-7OuD8Eyr; Tue, 8 Oct 2024 18:42:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=alien8; t=1728412941; bh=i+sQim/2Ft04C7Ea3Z9mF1Zqm34eBckmU0+nkoBqBSU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=XiTIQy1kZTJfLf7lfm0cVWoEG3BgbifYJxiy4B2ufHcISdwE7+Wj0FAmQtOhwhXF3 D2dIuCSDQRlF2sW3JObcaSnNRgUU1roukFw/RsuYfCbKGRWkk2cOaBBsJHjhTSQDML 5PT6YULU0rBYErKdiV9Y7Q0wWvkSr0F73wufge79u9nuC/faAouNyjz9Wsvj23iPvg AaMnaM+isGPpQzjb2ivZ+p9VOGpFDFD6KJIgcpsNoU8Fy2QnSEFFgXoRKHDoXi684B t1swyIgwCNpqypsmHzbCy/nObWErzF0mymytjnwQ5ufcDERdTjrM3amT4E/OE/IMPO gz16xfvSvO7m6rH/4Hwm0q/RyfLd96IHklJcmcaCNt+nL3OXCfHX2ZG+9vM1ASkhUT kKereWFbzPjcnLrRdwqKz5R9mVzPTdC02Vg2Zb3278IkvMtSisyEX8QRfLukPL9RtI EvajyKs+PyznCexQrYc8PNt0Tf/bGaEHnHcERIe0RsjwvXYlAucPhKX833pQ3snbeP FFC0BL4ograFIVSPcQvCR5lhmMuE0kxZtDZ8hIkVNC3T+uMRdmSUHYeGke/9ld7uTz C7n2E93GHUCN+xjZhbOYGeDhoMIfEmVWe+RTvpPxle1jK2Z18Zyn2cAoUmbRDk+p9w H79uvS1r6if4IPFfH/KJbcgw= Received: from zn.tnic (p5de8e8eb.dip0.t-ipconnect.de [93.232.232.235]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature ECDSA (P-256) server-digest SHA256) (No client certificate requested) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 3ACE640E021E; Tue, 8 Oct 2024 18:42:03 +0000 (UTC) Date: Tue, 8 Oct 2024 20:41:45 +0200 From: Borislav Petkov To: Ricardo Neri Cc: x86@kernel.org, Andreas Herrmann , Catalin Marinas , Chen Yu , Len Brown , Radu Rendec , Pierre Gondois , Pu Wen , "Rafael J. Wysocki" , Sudeep Holla , Srinivas Pandruvada , Will Deacon , Zhang Rui , Nikolay Borisov , Huang Ying , Ricardo Neri , linux-kernel@vger.kernel.org Subject: Re: [PATCH v7 1/3] cacheinfo: Allocate memory during CPU hotplug if not done from the primary CPU Message-ID: <20241008184145.GGZwV86Y_BJEdADyCa@fat_crate.local> References: <20240913083155.9783-1-ricardo.neri-calderon@linux.intel.com> <20240913083155.9783-2-ricardo.neri-calderon@linux.intel.com> <20241008155106.GMZwVU6gjw45z2gn8x@fat_crate.local> <20241008170015.GA24312@ranerica-svr.sc.intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20241008170015.GA24312@ranerica-svr.sc.intel.com> On Tue, Oct 08, 2024 at 10:00:15AM -0700, Ricardo Neri wrote: > IMHO, this patchset is needed in stable kernel because > /sys/devices/system/cpu cpu0/cache would be broken on Meteor Lake and > processors like it. Is Meteor Lake and processors like it an already released product? -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette