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=-5.4 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 82FD0C4727C for ; Tue, 22 Sep 2020 07:55:06 +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 13B4423AA3 for ; Tue, 22 Sep 2020 07:55:05 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=suse.com header.i=@suse.com header.b="iyP7w4Gh" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 13B4423AA3 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 localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1kKd8R-0001lx-Pp; Tue, 22 Sep 2020 07:54:47 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1kKd8Q-0001ls-Rp for xen-devel@lists.xenproject.org; Tue, 22 Sep 2020 07:54:46 +0000 X-Inumbo-ID: 7e297fa0-1763-42a6-965a-5c494a9a7814 Received: from mx2.suse.de (unknown [195.135.220.15]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id 7e297fa0-1763-42a6-965a-5c494a9a7814; Tue, 22 Sep 2020 07:54:46 +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=1600761285; 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=8Nd2QijcRjkdIJFibJeEfGDahvETtTVPCV9RnFmuUAM=; b=iyP7w4GhqJTfB8q+m1B2YOOngMtCb0ecdWrydsjOu3g/0qYX9vVJUFITVExN5K35ErTD54 KtfCtT418fQpPoHOrSV1rJCftm/P6XmKt6vuWAiljL1UNE+CJMiQ9sjEbbil9rkTrRwXZq OKO2cOAKxkbjPGeyL1F7x1i8bbs0O10= Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id BCF30AEB6; Tue, 22 Sep 2020 07:55:21 +0000 (UTC) Subject: Re: [PATCH v4 2/4] xen: Introduce HAS_M2P config and use to protect mfn_to_gmfn call To: Julien Grall Cc: xen-devel@lists.xenproject.org, Julien Grall , Andrew Cooper , =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= , Wei Liu , George Dunlap , Ian Jackson , Stefano Stabellini , Volodymyr Babchuk References: <20200921180214.4842-1-julien@xen.org> <20200921180214.4842-3-julien@xen.org> From: Jan Beulich Message-ID: Date: Tue, 22 Sep 2020 09:54:45 +0200 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.12.0 MIME-Version: 1.0 In-Reply-To: <20200921180214.4842-3-julien@xen.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" On 21.09.2020 20:02, Julien Grall wrote: > --- a/xen/common/Kconfig > +++ b/xen/common/Kconfig > @@ -63,6 +63,9 @@ config HAS_IOPORTS > config HAS_SCHED_GRANULARITY > bool > > +config HAS_M2P > + bool Following Andrew's comments I think the need for this addition disappears, but in case I'm missing something I'd like to ask for this to be added higher up - see the patch I've just sent to re-sort the various HAS_* here. Jan