From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.21]) (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 DBEB43CB2F8 for ; Wed, 22 Apr 2026 10:19:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.21 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776853192; cv=none; b=ri/TvRAzj4XcckBNi/Grb97DUKwbIFV8gXo1HTyWjdJ9nzkQm9XIx8ACITs/6QwdklKC5C1dGQW94b/mdXN+V3LWpXeQaTwN/n+wC5rG7yJWm7VmO8yPnY3LLYIq4bKA8werrAjiH+uAnDx4sTrdUbamY71i8boMiyVeifHLj2A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776853192; c=relaxed/simple; bh=RYQDqtGxjhv7K4s8pHKgwi4zGSUkmTBG3WhMUrxGSa8=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=BVOqFQ0c8J0E7x6/fSKbE/SeVylNjWAsczuA/SwsZ26sqeLVgpry5o2JR0C272s8Dz9HJy7bMqM0+Mw6zXEbHIdhzPbK63Tmtx1oA8CL7tgmLZMLNxSUkWeCByewjEjOWfT2pZbAC2MOV4kZS+qKxTa3j6JWUgQgy6VC4/ZnPoI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=pass smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=chJVT3Iy; arc=none smtp.client-ip=198.175.65.21 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="chJVT3Iy" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1776853191; x=1808389191; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=RYQDqtGxjhv7K4s8pHKgwi4zGSUkmTBG3WhMUrxGSa8=; b=chJVT3IyG+3DRHJ86bz4iA88rsRIlQfecJh9/M5GSg3eR4Av4zvnYZW1 g/dDIs1TqEMWnTPxXEwkuARs7LgTbrBgBtxEYNWzQvYuBS0ZHth3p0Rt5 dJUG8/ohOHftoRO5bAFMnnMpxAZZA8opPNlxbGzS9HUqxj/9WGjTuOaEN KZ79UczntJjtQITpX9K+d1dsBzYnFW0NqepL/nJcfSuISP1zocgBqc4H7 EuwRj/TRizMXzbF78gAOlKlQ5kOWjQnT8fQZBKItNr/iDCMmfNNeHKF67 vTvvMgdXhdNp78K3rI0CD9CDevXdGFKMrcTkqKkksfzBJrnvCv2R8q4fh g==; X-CSE-ConnectionGUID: 2/tTXQ99RU2S6ktmK44Vuw== X-CSE-MsgGUID: zkgE/SiOSkeEBb2TeVlnLA== X-IronPort-AV: E=McAfee;i="6800,10657,11763"; a="77679227" X-IronPort-AV: E=Sophos;i="6.23,192,1770624000"; d="scan'208";a="77679227" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by orvoesa113.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Apr 2026 03:19:49 -0700 X-CSE-ConnectionGUID: P2gYsQRtQVSoKuvREvJWeA== X-CSE-MsgGUID: 0ySYhr/kTnyRrOzI8GGvHQ== X-ExtLoop1: 1 Received: from yilunxu-optiplex-7050.sh.intel.com (HELO localhost) ([10.239.159.165]) by fmviesa003.fm.intel.com with ESMTP; 22 Apr 2026 03:19:44 -0700 Date: Wed, 22 Apr 2026 17:57:31 +0800 From: Xu Yilun To: "Tian, Kevin" Cc: "linux-coco@lists.linux.dev" , "linux-pci@vger.kernel.org" , "Williams, Dan J" , "x86@kernel.org" , "Gao, Chao" , "Jiang, Dave" , "baolu.lu@linux.intel.com" , "Xu, Yilun" , "Duan, Zhenzhong" , "kvm@vger.kernel.org" , "Edgecombe, Rick P" , "dave.hansen@linux.intel.com" , "kas@kernel.org" , "Li, Xiaoyao" , "Verma, Vishal L" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH v2 30/31] coco/tdx-host: Implement IDE stream setup/teardown Message-ID: References: <20260327160132.2946114-1-yilun.xu@linux.intel.com> <20260327160132.2946114-31-yilun.xu@linux.intel.com> Precedence: bulk X-Mailing-List: linux-coco@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Thu, Apr 09, 2026 at 08:02:33AM +0000, Tian, Kevin wrote: > > From: Xu Yilun > > Sent: Saturday, March 28, 2026 12:02 AM > > > > Implementation for a most straightforward Selective IDE stream setup. > > Hard code all parameters for Stream Control Register. And no IDE Key > > Refresh support. > > > > 'more straightforward', compared to what? Actually it is " *most* straightforward", I just mean "very".