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=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,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 ABF93C433B4 for ; Mon, 19 Apr 2021 07:18:43 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (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 0B71E6102A for ; Mon, 19 Apr 2021 07:18:42 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0B71E6102A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kaod.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:35450 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lYOB7-00080p-VW for qemu-devel@archiver.kernel.org; Mon, 19 Apr 2021 03:18:41 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:51694) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lYO9y-0007S8-EW; Mon, 19 Apr 2021 03:17:30 -0400 Received: from smtpout1.mo3005.mail-out.ovh.net ([79.137.123.220]:39041 helo=smtpout1.3005.mail-out.ovh.net) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lYO9w-0008C6-J3; Mon, 19 Apr 2021 03:17:30 -0400 Received: from mxplan5.mail.ovh.net (unknown [10.109.146.147]) by mo3005.mail-out.ovh.net (Postfix) with ESMTPS id 3F8DA141499; Mon, 19 Apr 2021 07:17:15 +0000 (UTC) Received: from kaod.org (37.59.142.96) by DAG4EX1.mxp5.local (172.16.2.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2242.4; Mon, 19 Apr 2021 09:17:14 +0200 Authentication-Results: garm.ovh; auth=pass (GARM-96R0013b55a660-cce4-4c33-8d3c-d01e140dab68, B4D035A2DC807FE66533091DC87546D0F6B6CAAF) smtp.auth=clg@kaod.org X-OVh-ClientIp: 90.89.73.13 Subject: Re: [PATCH v2 00/11] memory: Forbid mapping AddressSpace root MemoryRegion To: =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= , References: <20210417103028.601124-1-f4bug@amsat.org> From: =?UTF-8?Q?C=c3=a9dric_Le_Goater?= Message-ID: Date: Mon, 19 Apr 2021 09:17:13 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1 MIME-Version: 1.0 In-Reply-To: <20210417103028.601124-1-f4bug@amsat.org> Content-Type: text/plain; charset="utf-8" Content-Language: en-US Content-Transfer-Encoding: 8bit X-Originating-IP: [37.59.142.96] X-ClientProxiedBy: DAG9EX1.mxp5.local (172.16.2.81) To DAG4EX1.mxp5.local (172.16.2.31) X-Ovh-Tracer-GUID: 2dc0ce4f-50b9-41f2-85d1-06504cc3ba3b X-Ovh-Tracer-Id: 3349270751280073519 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: -100 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgeduledrvddtfedgudefucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuqfggjfdpvefjgfevmfevgfenuceurghilhhouhhtmecuhedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujfgurhepuffvfhfhkffffgggjggtgfhisehtkeertddtfeejnecuhfhrohhmpeevrogurhhitggpnfgvpgfiohgrthgvrhcuoegtlhhgsehkrghougdrohhrgheqnecuggftrfgrthhtvghrnhepgeelleeuveelvdejvdegtddugfdvkeejueehvdejuefgleeivdduhfduteffgeeinecuffhomhgrihhnpehmrghilhdqrghrtghhihhvvgdrtghomhenucfkpheptddrtddrtddrtddpfeejrdehledrudegvddrleeinecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehmohguvgepshhmthhpqdhouhhtpdhhvghlohepmhigphhlrghnhedrmhgrihhlrdhovhhhrdhnvghtpdhinhgvtheptddrtddrtddrtddpmhgrihhlfhhrohhmpegtlhhgsehkrghougdrohhrghdprhgtphhtthhopehfgegsuhhgsegrmhhsrghtrdhorhhg Received-SPF: pass client-ip=79.137.123.220; envelope-from=clg@kaod.org; helo=smtpout1.3005.mail-out.ovh.net X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, NICE_REPLY_A=-0.001, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Peter Xu , qemu-arm@nongnu.org, =?UTF-8?Q?Herv=c3=a9_Poussineau?= , Paolo Bonzini , qemu-ppc@nongnu.org, David Gibson Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Hello, On 4/17/21 12:30 PM, Philippe Mathieu-Daudé wrote: > Hi, > > This series is the result of a long thread with Peter: > https://www.mail-archive.com/qemu-devel@nongnu.org/msg788366.html > and IRC chats... > > AddressSpace are physical address view and shouldn't be using > non-zero base address. The correct way to map a MR used as AS > root is to use a MR alias. > > Fix the current incorrect uses, then forbid further use. > > Since v1: > - Split the Raven patch in multiple changes, easier to follow/review > (https://www.mail-archive.com/qemu-devel@nongnu.org/msg791116.html) > > Note, the Aspeed patches are already queued in Cédric tree. I had > to cherry-pick them from his tree to have the series pass CI. So I will wait for this patchset to be merged before sending the aspeed queue. Are there any blocking aspects to it ? Thanks, C.