From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.11]) (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 53324145336; Tue, 20 Aug 2024 18:38:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.11 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724179131; cv=none; b=NvAKyEYl1181vTmxUQUqZRHfCDmBSzUj9zjMFHkR9rHqeF+aOy/oTYY4htYtMTMFLsX98CuH9sxoH9WENVhzG6fNQAmU3Bzh2hjrmrGIuhvaG6R603bj+OxUYh27Ye0eWGyemDDavh5v7AMHwB5GFtygid/W9AYhhAES0geHxTE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724179131; c=relaxed/simple; bh=20AVXm/0uUPdjJAMb2hQINv+OjKlcm7AL8U9uS97DEg=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=dIzA1hXb4Zwxp1Q0YygmGuNWJd6w/0zDBRTYN1ynY/pf9xM6+oV61u4iQuuVRzr9twG2sQ7y89jEksZuS7PrQqjZggMoLl6EZnh+T0aVpMP3pPZileeA46tipK9UomRpsmfqONgNRJ/pX4uI6bN5kTSyAKro5922VxDP3J0oDO4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=H7gu94oe; arc=none smtp.client-ip=192.198.163.11 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="H7gu94oe" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1724179129; x=1755715129; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=20AVXm/0uUPdjJAMb2hQINv+OjKlcm7AL8U9uS97DEg=; b=H7gu94oeHcC+DySlAltGhV468a19tvhuZEv59dJd+ValmWLhhRqAhulc Si0qZvThEsucGzNg0rYPAd8WBR3f3CzjcSSgF5WYq6YwFB1b05873uh2R HI2WuVvMy92r2VHfFw8pOG0uT6ZqXJHhN69MTiFRYcm1we1D8YpR5bu8G g5givR6BhbG8ZERes2qEiqdl52mxOTvBcs1k9zDr5m9MysVj5Sve08JWX 6RQpO2znICpRcJ7Ufjidd0KRNSTf7o/GnD6BjuhM3fSrTewfzxiPmHqlj +gWUY3BtmjYNEkh86/wcWg8VPftlelmZr9JfWjFt7Hu8zaGfkbqsrThkj Q==; X-CSE-ConnectionGUID: h+2EUuBHTCqkoFnYs3pVLw== X-CSE-MsgGUID: 5U58F7t5ThCnY3nV05jdKQ== X-IronPort-AV: E=McAfee;i="6700,10204,11170"; a="33123338" X-IronPort-AV: E=Sophos;i="6.10,162,1719903600"; d="scan'208";a="33123338" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by fmvoesa105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Aug 2024 11:38:48 -0700 X-CSE-ConnectionGUID: kaEVU4Q4TfGDN5lWr12CmA== X-CSE-MsgGUID: ULbiAfDYQ9+PdbiIAtE4vw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,162,1719903600"; d="scan'208";a="61139753" Received: from ahunter6-mobl1.ger.corp.intel.com (HELO [10.0.2.15]) ([10.246.16.81]) by orviesa006-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Aug 2024 11:38:43 -0700 Message-ID: <055622fb-93b9-49a3-804e-c2525edea4a2@intel.com> Date: Tue, 20 Aug 2024 21:38:37 +0300 Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 09/10] x86/virt/tdx: Reduce TDMR's reserved areas by using CMRs to find memory holes To: Kai Huang , dave.hansen@intel.com, kirill.shutemov@linux.intel.com, bp@alien8.de, tglx@linutronix.de, peterz@infradead.org, mingo@redhat.com, hpa@zytor.com, seanjc@google.com, pbonzini@redhat.com, dan.j.williams@intel.com Cc: x86@kernel.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, rick.p.edgecombe@intel.com, isaku.yamahata@intel.com, chao.gao@intel.com, binbin.wu@linux.intel.com References: <39c7ffb3a6d5d4075017a1c0931f85486d64e9f7.1721186590.git.kai.huang@intel.com> Content-Language: en-US From: Adrian Hunter Organization: Intel Finland Oy, Registered Address: PL 281, 00181 Helsinki, Business Identity Code: 0357606 - 4, Domiciled in Helsinki In-Reply-To: <39c7ffb3a6d5d4075017a1c0931f85486d64e9f7.1721186590.git.kai.huang@intel.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit > diff --git a/arch/x86/virt/vmx/tdx/tdx.h b/arch/x86/virt/vmx/tdx/tdx.h > index 861ddf2c2e88..4b43eb774ffa 100644 > --- a/arch/x86/virt/vmx/tdx/tdx.h > +++ b/arch/x86/virt/vmx/tdx/tdx.h > @@ -40,6 +40,10 @@ > #define MD_FIELD_ID_UPDATE_VERSION 0x0800000100000005ULL > #define MD_FIELD_ID_INTERNAL_VERSION 0x0800000100000006ULL > > +#define MD_FIELD_ID_NUM_CMRS 0x9000000100000000ULL > +#define MD_FIELD_ID_CMR_BASE0 0x9000000300000080ULL > +#define MD_FIELD_ID_CMR_SIZE0 0x9000000300000100ULL For scripted checking against "global_metadata.json" it might be better to stick to the same field names e.g. MD_FIELD_ID_CMR_BASE0 -> MD_FIELD_ID_CMR_BASE