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=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 0526EC2D0E4 for ; Sat, 21 Nov 2020 02:45:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B68DB223FD for ; Sat, 21 Nov 2020 02:45:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726509AbgKUCpL (ORCPT ); Fri, 20 Nov 2020 21:45:11 -0500 Received: from mga11.intel.com ([192.55.52.93]:35075 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726483AbgKUCpL (ORCPT ); Fri, 20 Nov 2020 21:45:11 -0500 IronPort-SDR: Y0b6K1YHya5eoj9OCPmVq/DqsH2+FfJ2pFVIDSGzocp348+ViOT/y/zeBKrZ8KtgB/nHc/mWLh lt1232DVTjeQ== X-IronPort-AV: E=McAfee;i="6000,8403,9811"; a="168060014" X-IronPort-AV: E=Sophos;i="5.78,358,1599548400"; d="scan'208";a="168060014" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Nov 2020 18:45:10 -0800 IronPort-SDR: DwD+vF9esuUsZGTb7I8QremMrHc768xPpTQ6QWFBjn50a80x27H9ZSd3MH3msl281y+EIwpGjK BqIkAHsLLbnQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.78,358,1599548400"; d="scan'208";a="535405446" Received: from fmsmsx606.amr.corp.intel.com ([10.18.126.86]) by fmsmga005.fm.intel.com with ESMTP; 20 Nov 2020 18:45:10 -0800 Received: from fmsmsx612.amr.corp.intel.com (10.18.126.92) by fmsmsx606.amr.corp.intel.com (10.18.126.86) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Fri, 20 Nov 2020 18:45:10 -0800 Received: from fmsmsx612.amr.corp.intel.com (10.18.126.92) by fmsmsx612.amr.corp.intel.com (10.18.126.92) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Fri, 20 Nov 2020 18:45:10 -0800 Received: from fmsmsx612.amr.corp.intel.com ([10.18.126.92]) by fmsmsx612.amr.corp.intel.com ([10.18.126.92]) with mapi id 15.01.1713.004; Fri, 20 Nov 2020 18:45:09 -0800 From: "Saleem, Shiraz" To: Jason Gunthorpe CC: zhudi , "Latif, Faisal" , "linux-rdma@vger.kernel.org" , "rose.chen@huawei.com" Subject: RE: [PATCH] RDMA/i40iw: Fix a mmap handler exploitation Thread-Topic: [PATCH] RDMA/i40iw: Fix a mmap handler exploitation Thread-Index: AQHWvldctEnc/TWp0kmNUaS0awe+t6nQO9wAgAD8xSCAAQhYAP//olDA Date: Sat, 21 Nov 2020 02:45:09 +0000 Message-ID: References: <20201119093523.7588-1-zhudi21@huawei.com> <20201119172712.GA1973356@nvidia.com> <9edd382c89c64c988b8833f22fe027ba@intel.com> <20201121001802.GL917484@nvidia.com> In-Reply-To: <20201121001802.GL917484@nvidia.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-reaction: no-action dlp-version: 11.5.1.3 x-originating-ip: [10.22.254.132] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org PiBTdWJqZWN0OiBSZTogW1BBVENIXSBSRE1BL2k0MGl3OiBGaXggYSBtbWFwIGhhbmRsZXIgZXhw bG9pdGF0aW9uDQo+IA0KPiBPbiBGcmksIE5vdiAyMCwgMjAyMCBhdCAxMTo1NjozNlBNICswMDAw LCBTYWxlZW0sIFNoaXJheiB3cm90ZToNCj4gDQo+ID4gV2VsbCwgdGhlIHB1c2ggZmVhdHVyZSBp cyBkaXNhYmxlZCBieSBkZWZhdWx0IGFuZCB0b2RheSB0aGVyZSB3aWxsIGJlDQo+ID4gbm8gcHVz aCBwYWdlIG1tYXAgZnJvbSB1c2VyLXNwYWNlIHNpbmNlIHVyZXNwLnB1c2hfaWR4IGlzIGFuIGlu dmFsaWQNCj4gPiBvbmUuIEl0cyBkaXNhYmxlZCBmb3IgZ29vZCByZWFzb24gYXMgaXRzIG5vdCB3 b3JraW5nIGFzIGV4cGVjdGVkLg0KPiA+IFRoZXJlIGlzIGFuIG9wdGlvbiB0byB0dXJuIGl0IG9u IHZpYSBtb2R1bGUgcGFyYW0gYnV0IHRoYXQgZG9lcyBub3QNCj4gPiB3b3JrIGFzIGV4cGVjdGVk IHN0aWxsIHJlc3VsdGluZyBpbiBhbiBpbnZhbGlkIHVyZXNwLnB1c2hfaWR4IHBhc3NlZA0KPiA+ IHRvIHVzZXItc3BhY2UgYW5kIG5vIG1tYXAuDQo+ID4NCj4gPiBTbyBpc27igJl0IGl0IGJldHRl ciB0byBqdXN0IHJlbW92ZSB0aGUgcHVzaCByZWxhdGVkIGNvZGUgaW4gdGhlIGRyaXZlcj8NCj4g PiB3aGljaCBzaG91bGQgYWxzbyByZW1vdmUgdGhlIG1hbmlwdWxhdGlvbiBvbiB0aGUgdm1fcGdv ZmYgSSBiZWxpZXZlLg0KPiANCj4gWWVzLCBkZWxldGUgYWxsIHRoZSBwdXNoIGNvZGUsIG1vZHVs ZSBwYXJhbSwgZXRjLiBTZXQgdGhlIGludmFsaWQgcHVzaF9pZHgsIHZlcmlmeQ0KPiB2bV9wZ29m ZiA9PSAwIGFuZCBoYXJkd2lyZSB0aGUgcGZuIHRvIGJlIGEgc2luZ2xlIEJBUiBwYWdlLg0KPiAN Cj4gQ2FuIHlvdSBzZW5kIGEgcGF0Y2ggc29vbj8NCg0KWWVzLg0K