From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) by kanga.kvack.org (Postfix) with ESMTP id E3CA28E0001 for ; Fri, 21 Sep 2018 15:52:44 -0400 (EDT) Received: by mail-io1-f71.google.com with SMTP id z25-v6so24408052iog.17 for ; Fri, 21 Sep 2018 12:52:44 -0700 (PDT) Received: from NAM02-BL2-obe.outbound.protection.outlook.com (mail-bl2nam02on0092.outbound.protection.outlook.com. [104.47.38.92]) by mx.google.com with ESMTPS id j6-v6si3769063ita.68.2018.09.21.12.52.43 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 21 Sep 2018 12:52:44 -0700 (PDT) From: Pasha Tatashin Subject: Re: [PATCH v4 1/5] mm: Provide kernel parameter to allow disabling page init poisoning Date: Fri, 21 Sep 2018 19:52:42 +0000 Message-ID: <3c045f79-c18b-47dd-4017-a024edc9aa46@microsoft.com> References: <20180920215824.19464.8884.stgit@localhost.localdomain> <20180920222415.19464.38400.stgit@localhost.localdomain> <4d984974-ff16-35e4-76ff-f5e43e5e90da@deltatee.com> In-Reply-To: <4d984974-ff16-35e4-76ff-f5e43e5e90da@deltatee.com> Content-Language: en-US Content-Type: text/plain; charset="utf-8" Content-ID: Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: owner-linux-mm@kvack.org List-ID: To: Logan Gunthorpe , Alexander Duyck , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , "linux-nvdimm@lists.01.org" Cc: "mhocko@suse.com" , "dave.jiang@intel.com" , "mingo@kernel.org" , "dave.hansen@intel.com" , "jglisse@redhat.com" , "akpm@linux-foundation.org" , "dan.j.williams@intel.com" , "kirill.shutemov@linux.intel.com" DQoNCk9uIDkvMjEvMTggMzo0MSBQTSwgTG9nYW4gR3VudGhvcnBlIHdyb3RlOg0KPiBPbiAyMDE4 LTA5LTIxIDE6MDQgUE0sIFBhc2hhIFRhdGFzaGluIHdyb3RlOg0KPj4NCj4+PiArCQkJcHJfZXJy KCJ2bV9kZWJ1ZyBvcHRpb24gJyVjJyB1bmtub3duLiBza2lwcGVkXG4iLA0KPj4+ICsJCQkgICAg ICAgKnN0cik7DQo+Pj4gKwkJfQ0KPj4+ICsNCj4+PiArCQlzdHIrKzsNCj4+PiArCX0NCj4+PiAr b3V0Og0KPj4+ICsJaWYgKHBhZ2VfaW5pdF9wb2lzb25pbmcgJiYgIV9fcGFnZV9pbml0X3BvaXNv bmluZykNCj4+PiArCQlwcl93YXJuKCJQYWdlIHN0cnVjdCBwb2lzb25pbmcgZGlzYWJsZWQgYnkg a2VybmVsIGNvbW1hbmQgbGluZSBvcHRpb24gJ3ZtX2RlYnVnJ1xuIik7DQo+Pg0KPj4gTmV3IGxp bmVzICdcbicgY2FuIGJlIHJlbW92ZWQsIHRoZXkgYXJlIG5vdCBuZWVkZWQgZm9yIGtwcmludGZz Lg0KPiANCj4gTm8sIHRoYXQncyBub3QgY29ycmVjdC4NCj4gDQo+IEEgcHJpbnRrIHdpdGhvdXQg YSBuZXdsaW5lIHRlcm1pbmF0aW9uIGlzIG5vdCBlbWl0dGVkDQo+IGFzIG91dHB1dCB1bnRpbCB0 aGUgbmV4dCBwcmludGsgY2FsbC4gKFRvIHN1cHBvcnQgS0VSTl9DT05UKS4NCj4gVGhlcmVmb3Jl IHJlbW92aW5nIHRoZSAnXG4nIGNhdXNlcyBhIHByaW50ayB0byBub3QgYmUgcHJpbnRlZCB3aGVu IGl0IGlzDQo+IGNhbGxlZCB3aGljaCBjYW4gY2F1c2UgbG9uZyBkZWxheWVkIG1lc3NhZ2VzIGFu ZCBzdWJ0bGUgcHJvYmxlbXMgd2hlbg0KPiBkZWJ1Z2dpbmcuIEFsd2F5cyBrZWVwIHRoZSBuZXds aW5lIGluIHBsYWNlIGV2ZW4gdGhvdWdoIHRoZSBrZXJuZWwgd2lsbA0KPiBhZGQgb25lIGZvciB5 b3UgaWYgaXQncyBtaXNzaW5nLg0KDQpPSy4gVGhhbmsgeW91IGZvciBjbGFyaWZ5aW5nIExvZ2Fu LiBJJ3ZlIHNlZW4gbmV3IGxpbmVzIGFyZSBiZWluZw0KcmVtb3ZlZCBpbiBvdGhlciBwYXRjaGVz LA0KDQpQYXZlbA==