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 X-Spam-Level: X-Spam-Status: No, score=-6.4 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1FE51C433DF for ; Thu, 15 Oct 2020 08:10:32 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 8D14F22243 for ; Thu, 15 Oct 2020 08:10:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=suse.com header.i=@suse.com header.b="eZfuQh+j" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8D14F22243 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=suse.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from list by lists.xenproject.org with outflank-mailman.7137.18703 (Exim 4.92) (envelope-from ) id 1kSyL0-0000m5-37; Thu, 15 Oct 2020 08:10:14 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 7137.18703; Thu, 15 Oct 2020 08:10:14 +0000 X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1kSyKz-0000ly-V3; Thu, 15 Oct 2020 08:10:13 +0000 Received: by outflank-mailman (input) for mailman id 7137; Thu, 15 Oct 2020 08:10:12 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1kSyKy-0000lt-KF for xen-devel@lists.xenproject.org; Thu, 15 Oct 2020 08:10:12 +0000 Received: from mx2.suse.de (unknown [195.135.220.15]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id 92978009-c361-437d-978f-285905641319; Thu, 15 Oct 2020 08:10:11 +0000 (UTC) Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 0F7D7B21C; Thu, 15 Oct 2020 08:10:11 +0000 (UTC) Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1kSyKy-0000lt-KF for xen-devel@lists.xenproject.org; Thu, 15 Oct 2020 08:10:12 +0000 X-Inumbo-ID: 92978009-c361-437d-978f-285905641319 Received: from mx2.suse.de (unknown [195.135.220.15]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id 92978009-c361-437d-978f-285905641319; Thu, 15 Oct 2020 08:10:11 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1602749411; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=l4LuDWCMC95zktYzfkF8K0o2qYSbmL+xm8jeVcN0Nfc=; b=eZfuQh+jUZagkbHp1ErSwISVCMTt6O7fiJW8oXm/8QO5pK3uEpTyAQgMgsUo3NgMZo6qI/ hM//F8W8+vR6PKC4ftQeYoSEcr1RIqQ/0nWBbom+XX/52cv2d2NOhUua9qFXSuUKwKYNck QQp58XkRJJC1lmPp21hN166hWEb3Nb8= Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 0F7D7B21C; Thu, 15 Oct 2020 08:10:11 +0000 (UTC) Subject: Re: [PATCH 1/2] xen: Remove Xen PVH/PVHVM dependency on PCI To: Jason Andryuk Cc: Boris Ostrovsky , Juergen Gross , Stefano Stabellini , Thomas Gleixner , Ingo Molnar , Borislav Petkov , x86@kernel.org, "H. Peter Anvin" , xen-devel@lists.xenproject.org, linux-kernel@vger.kernel.org References: <20201014175342.152712-1-jandryuk@gmail.com> <20201014175342.152712-2-jandryuk@gmail.com> From: Jan Beulich Message-ID: Date: Thu, 15 Oct 2020 10:10:11 +0200 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.12.1 MIME-Version: 1.0 In-Reply-To: <20201014175342.152712-2-jandryuk@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit On 14.10.2020 19:53, Jason Andryuk wrote: > @@ -76,7 +80,9 @@ config XEN_DEBUG_FS > Enabling this option may incur a significant performance overhead. > > config XEN_PVH > - bool "Support for running as a Xen PVH guest" > + bool "Xen PVH guest support" Tangential question: Is "guest" here still appropriate, i.e. isn't this option also controlling whether the kernel can be used in a PVH Dom0? > def_bool n And is this default still appropriate? Jan