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=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS autolearn=ham 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 BB4AAC04EB8 for ; Thu, 6 Dec 2018 20:21:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 86D5F20700 for ; Thu, 6 Dec 2018 20:21:59 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 86D5F20700 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-security-module-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725948AbeLFUV6 (ORCPT ); Thu, 6 Dec 2018 15:21:58 -0500 Received: from mga04.intel.com ([192.55.52.120]:18664 "EHLO mga04.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725916AbeLFUV6 (ORCPT ); Thu, 6 Dec 2018 15:21:58 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 06 Dec 2018 12:21:58 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.56,323,1539673200"; d="scan'208";a="116275220" Received: from orsmsx108.amr.corp.intel.com ([10.22.240.6]) by orsmga002.jf.intel.com with ESMTP; 06 Dec 2018 12:21:57 -0800 Received: from orsmsx112.amr.corp.intel.com ([169.254.3.8]) by ORSMSX108.amr.corp.intel.com ([169.254.2.228]) with mapi id 14.03.0415.000; Thu, 6 Dec 2018 12:21:57 -0800 From: "Edgecombe, Rick P" To: "luto@kernel.org" , "jeyu@kernel.org" , "namit@vmware.com" CC: "linux-kernel@vger.kernel.org" , "peterz@infradead.org" , "linux-integrity@vger.kernel.org" , "tglx@linutronix.de" , "dave.hansen@linux.intel.com" , "nadav.amit@gmail.com" , "linux-security-module@vger.kernel.org" , "x86@kernel.org" , "hpa@zytor.com" , "mingo@redhat.com" , "linux_dti@icloud.com" , "will.deacon@arm.com" , "bp@alien8.de" Subject: Re: [PATCH v7 13/14] module: Do not set nx for module memory before freeing Thread-Topic: [PATCH v7 13/14] module: Do not set nx for module memory before freeing Thread-Index: AQHUjHfdlDHY/m4L4UaauCLlR8W7nKVylssAgAAZkoA= Date: Thu, 6 Dec 2018 20:21:57 +0000 Message-ID: <55a4fb61164d7ecf5950e29d1fa2aea52a1b958f.camel@intel.com> References: <20181205013408.47725-1-namit@vmware.com> <20181205013408.47725-14-namit@vmware.com> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.54.75.141] Content-Type: text/plain; charset="utf-8" Content-ID: Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: owner-linux-security-module@vger.kernel.org Precedence: bulk List-ID: T24gVGh1LCAyMDE4LTEyLTA2IGF0IDEwOjUyIC0wODAwLCBBbmR5IEx1dG9taXJza2kgd3JvdGU6 DQo+IE9uIFdlZCwgRGVjIDUsIDIwMTggYXQgMTI6NTIgQU0gTmFkYXYgQW1pdCA8bmFtaXRAdm13 YXJlLmNvbT4gd3JvdGU6DQo+ID4gDQo+ID4gV2hlbiBtb2R1bGUgbWVtb3J5IGlzIGFib3V0IHRv IGJlIGZyZWVkLCB0aGVyZSBpcyBubyBhcHBhcmVudCByZWFzb24gdG8NCj4gPiBtYWtlIGl0IChh bmQgaXRzIGRhdGEpIGV4ZWN1dGFibGUsIGJ1dCB0aGF0J3MgZXhhY3RseSB3aGF0IGlzIGRvbmUN Cj4gPiB0b2RheS4gVGhpcyBpcyBub3QgZWZmaWNpZW50IGFuZCBub3Qgc2VjdXJlLg0KPiA+IA0K PiA+IFRoZXJlIGFyZSB2YXJpb3VzIHRoZW9yaWVzIHdoeSBpdCB3YXMgZG9uZSwgYnV0IG5vbmUg b2YgdGhlbSBzZWVtIGFzDQo+ID4gc29tZXRoaW5nIHRoYXQgcmVhbGx5IHJlcXVpcmUgaXQgdG9k YXkuIG5pb3MyIHVzZXMga21hbGxvYyBmb3IgbW9kdWxlDQo+ID4gbWVtb3J5LCBidXQgYW55aG93 IGl0IGRvZXMgbm90IGNoYW5nZSB0aGUgUFRFcyBvZiB0aGUgbW9kdWxlIG1lbW9yeS4gIEluDQo+ ID4geDg2LCBjaGFuZ2luZyB2bWFsbG9jJ2QgbWVtb3J5IG1hcHBpbmdzIGFsc28gbW9kaWZpZXMg dGhlIGRpcmVjdCBtYXBwaW5nDQo+ID4gYWxpYXMsIGJ1dCB0aGUgTlgtYml0IGlzIG5vdCBtb2Rp ZmllZCBpbiBzdWNoIHdheS4NCj4gPiANCj4gPiBTbyBsZXQncyByZW1vdmUgaXQuIEFuZHkgc3Vn Z2VzdGVkIHRoYXQgdGhlIGNoYW5nZXMgb2YgdGhlIFBURXMgY2FuIGJlDQo+ID4gYXZvaWRlZCAo ZXhjbHVkaW5nIHRoZSBkaXJlY3QtbWFwcGluZyBhbGlhcyksIHdoaWNoIGlzIHRydWUuIEhvd2V2 ZXIsDQo+ID4gaW4geDg2IGl0IHJlcXVpcmVzIHNvbWUgY2xlYW51cCBvZiB0aGUgY29udGlndW91 cyBwYWdlIGFsbG9jYXRvciwgd2hpY2gNCj4gPiBpcyBvdXRzaWRlIG9mIHRoZSBzY29wZSBvZiB0 aGlzIHBhdGNoLXNldC4NCj4gPiANCj4gDQo+IA0KPiBJJ20gb2theSB3aXRoIHRoaXMsIGJ1dCBJ J2QgbGlrZSB0byBzZWUgUmljaydzIHN0dWZmIGdldCByZWJhc2VkIG9uDQo+IHRvcCBvZiBpdCBh bmQgY2xlYW4gaXQgdXAgZm9yIHJlYWwuDQoNCk5hZGF2LA0KDQpIbW0sIHNpbmNlIHlvdSBhcmUg dHJ5aW5nIHRvIG1vdmUgdGhpbmdzIGZvcndhcmQgYW5kIG5vdCBjbG9zZSBhbGwgY2FzZXMgaW4g b25lDQpzd29vcCwgd291bGQgaXQgbWFrZSBzZW5zZSB0byBzcGxpdCB0aGUgbW9kdWxlcyBXXlgg bWlzc2lvbiBmcm9tIHRoaXMgcGF0Y2hzZXQ/DQoNClRoYW5rcywNCg0KUmljaw0K