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[23.128.96.18]) by mx.google.com with ESMTP id f4si7505933ejt.278.2020.09.14.08.59.30; Mon, 14 Sep 2020 08:59:52 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726127AbgINP6z (ORCPT + 99 others); Mon, 14 Sep 2020 11:58:55 -0400 Received: from smtpout1.mo804.mail-out.ovh.net ([79.137.123.220]:39339 "EHLO smtpout1.mo804.mail-out.ovh.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726550AbgINPqy (ORCPT ); Mon, 14 Sep 2020 11:46:54 -0400 Received: from mxplan5.mail.ovh.net (unknown [10.108.4.92]) by mo804.mail-out.ovh.net (Postfix) with ESMTPS id 99160617F1AA; Mon, 14 Sep 2020 17:46:32 +0200 (CEST) Received: from kaod.org (37.59.142.106) by DAG8EX1.mxp5.local (172.16.2.71) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2044.4; Mon, 14 Sep 2020 17:46:31 +0200 Authentication-Results: garm.ovh; auth=pass (GARM-106R00607f539b8-6c4b-4c84-ba45-0f0b12b78fa8, 33559CD024D4F69900824C14C2AC4808F9346AFD) smtp.auth=groug@kaod.org Date: Mon, 14 Sep 2020 17:46:30 +0200 From: Greg Kurz To: Christian Schoenebeck CC: Jianyong Wu , , , , , , Subject: Re: [V9fs-developer] [PATCH RFC 0/4] 9p: fix open-unlink-f*syscall bug Message-ID: <20200914174630.195e816f@bahia.lan> In-Reply-To: <2037087.W39pGsgtbe@silver> References: <20200914033754.29188-1-jianyong.wu@arm.com> <2828347.d8MXItvaOC@silver> <20200914144325.7928dbd3@bahia.lan> <2037087.W39pGsgtbe@silver> X-Mailer: Claws Mail 3.17.6 (GTK+ 2.24.32; x86_64-redhat-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Originating-IP: [37.59.142.106] X-ClientProxiedBy: DAG2EX2.mxp5.local (172.16.2.12) To DAG8EX1.mxp5.local (172.16.2.71) X-Ovh-Tracer-GUID: a4e8086c-a59a-4e2b-a409-446354a421de X-Ovh-Tracer-Id: 10401063342826494316 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: -100 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgeduiedrudeiiedgleehucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuqfggjfdpvefjgfevmfevgfenuceurghilhhouhhtmecuhedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujfgurhepfffhvffukfgjfhfogggtgfhisehtjeertdertddvnecuhfhrohhmpefirhgvghcumfhurhiiuceoghhrohhugheskhgrohgurdhorhhgqeenucggtffrrghtthgvrhhnpeekvdfguefgtddvleefffeuveefgedukeehffdtjeevgfevieelleduffekuedvffenucffohhmrghinhepnhhonhhgnhhurdhorhhgnecukfhppedtrddtrddtrddtpdefjedrheelrddugedvrddutdeinecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehmohguvgepshhmthhpqdhouhhtpdhhvghlohepmhigphhlrghnhedrmhgrihhlrdhovhhhrdhnvghtpdhinhgvtheptddrtddrtddrtddpmhgrihhlfhhrohhmpehgrhhouhhgsehkrghougdrohhrghdprhgtphhtthhopehlihhnuhigqdhkvghrnhgvlhesvhhgvghrrdhkvghrnhgvlhdrohhrgh Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 14 Sep 2020 17:19:20 +0200 Christian Schoenebeck wrote: > On Montag, 14. September 2020 14:43:25 CEST Greg Kurz wrote: > > > So yes, looks like this also requires changes to the 9pfs 'local' fs > > > driver on QEMU side: > > > https://lists.nongnu.org/archive/html/qemu-devel/2016-06/msg07586.html > > > > > > Eric, Greg, would there be an easy way to establish QEMU test cases > > > running > > > the 9pfs 'local' fs driver? Right now we only have 9pfs qtest cases for > > > QEMU which can only use the 'synth' driver, which is not helpful for such > > > kind of issues. > > > > I guess it's possible to introduce new qtests that start QEMU with > > -fsdev local instead of -fsdev synth... I haven't looked in a while > > though, so I won't comment on "easy way" ;-) > > Makes sense, and I considered that approach as well. > > The question is the following: is there a QEMU policy about test cases that > create/write/read/delete *real* files? I.e. should those test files be written > to a certain location, and are there measures of sandboxing required? > I don't know. You'll need to figure out by yourself, reading code from other tests or asking on IRC. > Best regards, > Christian Schoenebeck > >