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=-4.0 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 B279CC433DF for ; Tue, 4 Aug 2020 08:44:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BF2152076C for ; Tue, 4 Aug 2020 08:44:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729980AbgHDIou (ORCPT ); Tue, 4 Aug 2020 04:44:50 -0400 Received: from eu-smtp-delivery-151.mimecast.com ([207.82.80.151]:52671 "EHLO eu-smtp-delivery-151.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729390AbgHDIot (ORCPT ); Tue, 4 Aug 2020 04:44:49 -0400 Received: from AcuMS.aculab.com (156.67.243.126 [156.67.243.126]) (Using TLS) by relay.mimecast.com with ESMTP id uk-mta-248-G1izeoNFPnOWrVPFbURiZA-1; Tue, 04 Aug 2020 09:44:45 +0100 X-MC-Unique: G1izeoNFPnOWrVPFbURiZA-1 Received: from AcuMS.Aculab.com (fd9f:af1c:a25b:0:43c:695e:880f:8750) by AcuMS.aculab.com (fd9f:af1c:a25b:0:43c:695e:880f:8750) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Tue, 4 Aug 2020 09:44:42 +0100 Received: from AcuMS.Aculab.com ([fe80::43c:695e:880f:8750]) by AcuMS.aculab.com ([fe80::43c:695e:880f:8750%12]) with mapi id 15.00.1347.000; Tue, 4 Aug 2020 09:44:42 +0100 From: David Laight To: 'James Bottomley' , "Eric W. Biederman" , Steven Sistare CC: Matthew Wilcox , Anthony Yznaga , "linux-kernel@vger.kernel.org" , "linux-fsdevel@vger.kernel.org" , "linux-mm@kvack.org" , "linux-arch@vger.kernel.org" , "mhocko@kernel.org" , "tglx@linutronix.de" , "mingo@redhat.com" , "bp@alien8.de" , "x86@kernel.org" , "hpa@zytor.com" , "viro@zeniv.linux.org.uk" , "akpm@linux-foundation.org" , "arnd@arndb.de" , "keescook@chromium.org" , "gerg@linux-m68k.org" , "ktkhai@virtuozzo.com" , "christian.brauner@ubuntu.com" , "peterz@infradead.org" , "esyr@redhat.com" , "jgg@ziepe.ca" , "christian@kellner.me" , "areber@redhat.com" , "cyphar@cyphar.com" Subject: RE: [RFC PATCH 0/5] madvise MADV_DOEXEC Thread-Topic: [RFC PATCH 0/5] madvise MADV_DOEXEC Thread-Index: AQHWaay+eK06OQMZZUSyBX/76a/Faaknoqtw Date: Tue, 4 Aug 2020 08:44:42 +0000 Message-ID: <9371b8272fd84280ae40b409b260bab3@AcuMS.aculab.com> References: <1595869887-23307-1-git-send-email-anthony.yznaga@oracle.com> <20200730152250.GG23808@casper.infradead.org> <20200730171251.GI23808@casper.infradead.org> <63a7404c-e4f6-a82e-257b-217585b0277f@oracle.com> <20200730174956.GK23808@casper.infradead.org> <87y2n03brx.fsf@x220.int.ebiederm.org> <689d6348-6029-5396-8de7-a26bc3c017e5@oracle.com> <877dufvje9.fsf@x220.int.ebiederm.org> <1596469370.29091.13.camel@HansenPartnership.com> In-Reply-To: <1596469370.29091.13.camel@HansenPartnership.com> Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.202.205.107] MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=C51A453 smtp.mailfrom=david.laight@aculab.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: aculab.com Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org RnJvbTogSmFtZXMgQm90dG9tbGV5DQo+IFNlbnQ6IDAzIEF1Z3VzdCAyMDIwIDE2OjQzDQo+IA0K PiBPbiBNb24sIDIwMjAtMDgtMDMgYXQgMTA6MjggLTA1MDAsIEVyaWMgVy4gQmllZGVybWFuIHdy b3RlOg0KPiBbLi4uXQ0KPiA+IFdoYXQgaXMgd3Jvbmcgd2l0aCBsaXZlIG1pZ3JhdGlvbiBiZXR3 ZWVuIG9uZSBxZW11IHByb2Nlc3MgYW5kDQo+ID4gYW5vdGhlciBxZW11IHByb2Nlc3Mgb24gdGhl IHNhbWUgbWFjaGluZSBub3Qgd29yayBmb3IgdGhpcyB1c2UgY2FzZT8NCj4gPg0KPiA+IEp1c3Qg cmV1c2luZyBsaXZlIG1pZ3JhdGlvbiB3b3VsZCBzZWVtIHRvIGJlIHRoZSBzaW1wbGVzdCBwYXRo IG9mDQo+ID4gYWxsLCBhcyB0aGUgY29kZSBpcyBhbHJlYWR5IGltcGxlbWVudGVkLiAgRnVydGhl ciBpZiBzb21ldGhpbmcgZ29lcw0KPiA+IHdyb25nIHdpdGggdGhlIGxpdmUgbWlncmF0aW9uIHlv dSBjYW4gZmFsbGJhY2sgdG8gdGhlIGV4aXN0aW5nDQo+ID4gcHJvY2Vzcy4gIFdpdGggZXhlYyB0 aGVyZSBpcyBubyBmYWxsYmFjayBpZiB0aGUgbmV3IHZlcnNpb24gZG9lcyBub3QNCj4gPiBwcm9w ZXJseSBzdXBwb3J0IHRoZSBoYW5kb2ZmIHByb3RvY29sIG9mIHRoZSBvbGQgdmVyc2lvbi4NCj4g DQo+IEFjdHVhbGx5LCBjb3VsZCBJIGFzayB0aGlzIGFub3RoZXIgd2F5OiB0aGUgb3RoZXIgcGF0 Y2ggc2V0IHlvdSBzZW50IHRvDQo+IHRoZSBLVk0gbGlzdCB3YXMgdG8gc25hcHNob3QgdGhlIFZN IHRvIGEgUEtSQU0gY2Fwc3VsZSBwcmVzZXJ2ZWQgYWNyb3NzDQo+IGtleGVjIHVzaW5nIHplcm8g Y29weSBmb3IgZXh0cmVtZWx5IGZhc3Qgc2F2ZS9yZXN0b3JlLiAgVGhlIG9yaWdpbmFsDQo+IGlk ZWEgd2FzIHRvIHVzZSB0aGlzIGFzIHBhcnQgb2YgYSBDUklVIGJhc2VkIHNuYXBzaG90LCBrZXhl YyB0byBuZXcNCj4gc3lzdGVtLCByZXN0b3JlLiAgSG93ZXZlciwgd2h5IGNhbid0IHlvdSBkbyBh IGxvY2FsIHNuYXBzaG90LCByZXN0YXJ0DQo+IHFlbXUsIHJlc3RvcmUgdXNpbmcgdGhlIFBLUkFN IGNhcHN1bGUgdG8gYWNoaWV2ZSBleGFjdGx5IHRoZSBzYW1lIGFzDQo+IE1BRFZfRE9FWEVDIGRv ZXMgYnV0IHVzaW5nIGEgc3lzdGVtIHRoYXQncyBlYXN5IHRvIHJlYXNvbiBhYm91dD8gIEl0DQo+ IG1heSBiZSBzbGlnaHRseSBzbG93ZXIsIGJ1dCBJIHRoaW5rIHdlJ3JlIHN0aWxsIHRhbGtpbmcg bWlsbGlzZWNvbmRzLg0KDQoNCkkndmUgaGFkIGFub3RoZXIgaWRlYSAodGhhdCBpcyBwcm9iYWJs eSBpbXBvc3NpYmxlLi4uKS4NCldoYXQgYWJvdXQgYSAncmV2ZXJzZSBtbWFwJyBvcGVyYXRpb24u DQpTb21ldGhpbmcgdGhhdCBjcmVhdGVzIGFuIGZkIHdob3NlIGNvbnRlbnRzIGFyZSBhIGNodW5r IG9mIHRoZQ0KcHJvY2Vzc2VzIGFkZHJlc3Mgc3BhY2UuDQoNCglEYXZpZA0KDQotDQpSZWdpc3Rl cmVkIEFkZHJlc3MgTGFrZXNpZGUsIEJyYW1sZXkgUm9hZCwgTW91bnQgRmFybSwgTWlsdG9uIEtl eW5lcywgTUsxIDFQVCwgVUsNClJlZ2lzdHJhdGlvbiBObzogMTM5NzM4NiAoV2FsZXMpDQo=