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=-9.4 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 autolearn=unavailable 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 AD453C43457 for ; Thu, 15 Oct 2020 09:42:25 +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 2FF602222B for ; Thu, 15 Oct 2020 09:42:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=suse.com header.i=@suse.com header.b="pCExSGjF" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2FF602222B 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.7184.18827 (Exim 4.92) (envelope-from ) id 1kSzlt-00013z-DJ; Thu, 15 Oct 2020 09:42:05 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 7184.18827; Thu, 15 Oct 2020 09:42:05 +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 1kSzlt-00013s-9d; Thu, 15 Oct 2020 09:42:05 +0000 Received: by outflank-mailman (input) for mailman id 7184; Thu, 15 Oct 2020 09:42:03 +0000 Received: from all-amaz-eas1.inumbo.com ([34.197.232.57] helo=us1-amaz-eas2.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1kSzlr-00013n-Cw for xen-devel@lists.xenproject.org; Thu, 15 Oct 2020 09:42:03 +0000 Received: from mx2.suse.de (unknown [195.135.220.15]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id 5564f6f1-62eb-496e-aae3-8baa81218f5b; Thu, 15 Oct 2020 09:42:01 +0000 (UTC) Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id BAFECAFFB; Thu, 15 Oct 2020 09:42:00 +0000 (UTC) Received: from all-amaz-eas1.inumbo.com ([34.197.232.57] helo=us1-amaz-eas2.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1kSzlr-00013n-Cw for xen-devel@lists.xenproject.org; Thu, 15 Oct 2020 09:42:03 +0000 X-Inumbo-ID: 5564f6f1-62eb-496e-aae3-8baa81218f5b Received: from mx2.suse.de (unknown [195.135.220.15]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id 5564f6f1-62eb-496e-aae3-8baa81218f5b; Thu, 15 Oct 2020 09:42:01 +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=1602754920; 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=CGUEZhw5OsOWwTbxcg48LYkVTLy0xSGFFDqEYGHwsdY=; b=pCExSGjFkleCxW8TLXo0dw77TlP1sqwZmF77XE/mK0vyOkMZ4ghYySDaBHg+XIouJLZPml qVnmvJ8YbQRmhTKyWoxir7/tk01pEtSBAtrrTmsA4v7gJq2lLF+fezqqANGs+lSr7jYKuA 2nYuV3f51cs55UHSonHP243h9bIZs94= Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id BAFECAFFB; Thu, 15 Oct 2020 09:42:00 +0000 (UTC) Subject: Re: [PATCH 2/2] xen: Kconfig: nest Xen guest options To: Jason Andryuk , Boris Ostrovsky , Stefano Stabellini Cc: 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> <20201014175342.152712-3-jandryuk@gmail.com> From: =?UTF-8?B?SsO8cmdlbiBHcm/Dnw==?= Message-ID: Date: Thu, 15 Oct 2020 11:41:58 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.12.0 MIME-Version: 1.0 In-Reply-To: <20201014175342.152712-3-jandryuk@gmail.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit On 14.10.20 19:53, Jason Andryuk wrote: > Moving XEN_512GB allows it to nest under XEN_PV. That also allows > XEN_PVH to nest under XEN as a sibling to XEN_PV and XEN_PVHVM giving: > > [*] Xen guest support > [*] Xen PV guest support > [*] Limit Xen pv-domain memory to 512GB > [*] Xen PV Dom0 support This has currently a wrong text/semantics: It should be split to CONFIG_XEN_DOM0 and CONFIG_XEN_PV_DOM0. Otherwise the backends won't be enabled per default for a PVH-only config meant to be Dom0-capable. You don't have to do that in your patches if you don't want to, but I wanted to mention it with you touching this area of Kconfig. > [*] Xen PVHVM guest support > [*] Xen PVH guest support > > Signed-off-by: Jason Andryuk Reviewed-by: Juergen Gross Juergen