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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2AEC6C4345F for ; Fri, 12 Apr 2024 11:35:14 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rvFBN-0000sp-Od; Fri, 12 Apr 2024 07:35:02 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rvFBL-0000sf-1K for qemu-devel@nongnu.org; Fri, 12 Apr 2024 07:34:59 -0400 Received: from mgamail.intel.com ([192.198.163.18]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rvFBH-0002Cl-6d for qemu-devel@nongnu.org; Fri, 12 Apr 2024 07:34:57 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1712921695; x=1744457695; h=date:from:to:cc:subject:message-id:references: mime-version:content-transfer-encoding:in-reply-to; bh=dlyMxfaxOonmDS5+XCzDETRRzK4rIxMFOVjW/aZ5EP8=; b=Fz4wFn0ZwROIwW+K09P9WYta4B3Sq0k2uA6LLJksyt0xKZsN4R8oxpzz WsRMdmB25C+abpb77VGFT6x2nWm44W2p2UyJbv7CI1j7A+QpjZD4cd9ms iOkryDe+zPX01XO5uG4MuJ4im9UC7Z1rAlKTqcsMXPa9RtiMi2b+AS1kI EpK1E/Jqn10pZi21yVk6IkYQhqj2IW/f//EUHHoiyxj/ZG9kESoNaryQD FiLm7ckhgbjcKUFCpxOABNwoIuSeKTZ2pkL21U5YFVkXmgNwg0j4SFD0Q zZ+Sr33BU9N1bmdqzFalylOXan7L3BN/vXeepP1ZiVmuHV+adBO8r2M7y w==; X-CSE-ConnectionGUID: ZTLXAY9nTs+ltaygKt0cUA== X-CSE-MsgGUID: 1Wzp759sQLazAoIiH824kw== X-IronPort-AV: E=McAfee;i="6600,9927,11041"; a="8228907" X-IronPort-AV: E=Sophos;i="6.07,195,1708416000"; d="scan'208";a="8228907" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by fmvoesa112.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Apr 2024 04:34:53 -0700 X-CSE-ConnectionGUID: 68VQyTqzQVynbkCPUOO3uQ== X-CSE-MsgGUID: +ZjAS4UbTe+1+W78AE19bQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.07,196,1708416000"; d="scan'208";a="44470146" Received: from liuzhao-optiplex-7080.sh.intel.com (HELO localhost) ([10.239.160.36]) by fmviesa002.fm.intel.com with ESMTP; 12 Apr 2024 04:34:51 -0700 Date: Fri, 12 Apr 2024 19:48:53 +0800 From: Zhao Liu To: Philippe =?iso-8859-1?Q?Mathieu-Daud=E9?= Cc: Paolo Bonzini , "Michael S . Tsirkin" , Peter Maydell , qemu-devel@nongnu.org, Zhao Liu , Ani Sinha , Igor Mammedov Subject: Re: [PATCH-for-9.0?] docs: i386: pc: Update maximum CPU numbers for PC Q35 Message-ID: References: <20240412085358.731560-1-zhao1.liu@linux.intel.com> <305d659b-d4d6-4681-bdad-cd869e552333@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <305d659b-d4d6-4681-bdad-cd869e552333@linaro.org> Received-SPF: none client-ip=192.198.163.18; envelope-from=zhao1.liu@linux.intel.com; helo=mgamail.intel.com X-Spam_score_int: -47 X-Spam_score: -4.8 X-Spam_bar: ---- X-Spam_report: (-4.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-2.103, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Hi Philippe, On Fri, Apr 12, 2024 at 11:57:35AM +0200, Philippe Mathieu-Daudé wrote: > Date: Fri, 12 Apr 2024 11:57:35 +0200 > From: Philippe Mathieu-Daudé > Subject: Re: [PATCH-for-9.0?] docs: i386: pc: Update maximum CPU numbers > for PC Q35 > > > -SMP is supported with up to 255 CPUs. > > +SMP is supported with up to 255 CPUs (and 4096 CPUs for PC Q35 machine). > > This comment is not accurate since a while, IIUC: > > Up to q35-2.7: 255 > q35-2.8: 288 > q35-8.0+: 1024 > q35-9.0: 4096 Yes, I think there should be no need to mention older versions here? Since the Q35's 4096 CPUs change will be stated in the v9.0 release, I doubt we should synchronize the doc update (so I added the "for-v9.0?" tag to throw this question out). Thanks, Zhao