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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D78ABC25B0F for ; Thu, 11 Aug 2022 22:56:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236487AbiHKW4s (ORCPT ); Thu, 11 Aug 2022 18:56:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58238 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231131AbiHKW4q (ORCPT ); Thu, 11 Aug 2022 18:56:46 -0400 Received: from mail-pf1-x433.google.com (mail-pf1-x433.google.com [IPv6:2607:f8b0:4864:20::433]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 24B9A94EFF; Thu, 11 Aug 2022 15:56:45 -0700 (PDT) Received: by mail-pf1-x433.google.com with SMTP id u133so17670783pfc.10; Thu, 11 Aug 2022 15:56:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc; bh=A5BvUw9DHDs145kZowhBaJ4O1ZR9lKngl0DmWaJQmow=; b=L+08adCWxhKXEZascNszKuNEllEEJ75u8zaDs3gl3ePwhzjJWEnlvQ/UO+Z+KswkmI KIDwOORijsD/8zQz6RNkQQSl6i2qrbG7oo/mAYzwpk3cQq5QKcghHsvHsH9Rn+uUdzdd nOOVTx0MKZXBa49izNI3MWGczTbzH01Mm5e8AcqrvkrMtxNpUgOQzjMTfWBf5ePfjiuI Yfey0YG1CseWGFZcZGTi7OMwa1sGEJRekwboB6hG/hWiimhMGaXvBjmCXl8t8b6VoO2N qU1yXiWHGGTIz0zrqMQ16WMhT20XP/bpH0IRQamUsjBBDpnQP8gS/I9kwrwBbfE1Gkk8 q21A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc; bh=A5BvUw9DHDs145kZowhBaJ4O1ZR9lKngl0DmWaJQmow=; b=UX6UMhOWQW6w2vNgJepjhvcnPa2YU53LOaq/w5nkBDMMxAcc8cNmVrsPaBL6Y5A1F1 oTKzLp4J7ag/Ck21Hf0QKvrOTCofGCQI788OLFVpCah6/Bf86tlMUe5KbONawLQ7r9O5 k5P59hrEaXzeu0oZB4xIkD/3rFHRgf9E16xIQWU/dW6R2VDfq/YXroWVj1T7KlmwrosM yAEmhgdpaT24MQi3Tl2LY/ryZVvz9EhP+rFwTBhqjUXlXN9jNglT6UCLw1VpCBdoArG9 SjF5vHHLC2JeWnp8dAgpPKw1XY4klXfLycJcWWbqIFHWny7tVvdp9W4ExvRMdt6HUvNO ckYA== X-Gm-Message-State: ACgBeo2NwnFt3Pd09AQmwZqrXqooecy7ewpwt5mG+206x4A7S4V1WQVj XnWssB8SyUc817SoWUPTl+U= X-Google-Smtp-Source: AA6agR6hUkYo4PiF0HYlysZjr6uPc20IERTxrPMMRhbiZqUW0ubj0RKGPBTMsrAU3LfjQIAi/rcvsg== X-Received: by 2002:a63:f24e:0:b0:41d:7381:ee6b with SMTP id d14-20020a63f24e000000b0041d7381ee6bmr927921pgk.305.1660258604498; Thu, 11 Aug 2022 15:56:44 -0700 (PDT) Received: from localhost ([192.55.54.53]) by smtp.gmail.com with ESMTPSA id ik28-20020a170902ab1c00b0016dbb5bbeebsm180382plb.228.2022.08.11.15.56.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Aug 2022 15:56:43 -0700 (PDT) Date: Thu, 11 Aug 2022 15:56:42 -0700 From: Isaku Yamahata To: Xiaoyao Li Cc: isaku.yamahata@intel.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, isaku.yamahata@gmail.com, Paolo Bonzini , erdemaktas@google.com, Sean Christopherson , Sagi Shahar Subject: Re: [RFC PATCH 13/13] KVM: x86: remove struct kvm_arch.tdp_max_page_level Message-ID: <20220811225642.GA826621@ls.amr.corp.intel.com> References: <1469a0a4aabcaf51f67ed4b4e25155267e07bfd1.1659854957.git.isaku.yamahata@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Aug 08, 2022 at 01:40:53PM +0800, Xiaoyao Li wrote: > On 8/8/2022 6:18 AM, isaku.yamahata@intel.com wrote: > > From: Xiaoyao Li > > > > Now that everything is there to support large page for TD guest. Remove > > tdp_max_page_level from struct kvm_arch that limits the page size. > > Isaku, we cannot do this to remove tdp_max_page_level. Instead, we need > assign it as PG_LEVEL_2M, because TDX currently only supports AUG'ing a > 4K/2M page, 1G is not supported yet. I went too further. I'll fix it, thanks. -- Isaku Yamahata