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 DF17FC4708F for ; Mon, 31 May 2021 09:32:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id ACB3D61008 for ; Mon, 31 May 2021 09:32:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231124AbhEaJeQ (ORCPT ); Mon, 31 May 2021 05:34:16 -0400 Received: from eu-smtp-delivery-151.mimecast.com ([185.58.85.151]:50139 "EHLO eu-smtp-delivery-151.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230423AbhEaJeK (ORCPT ); Mon, 31 May 2021 05:34:10 -0400 Received: from AcuMS.aculab.com (156.67.243.121 [156.67.243.121]) (Using TLS) by relay.mimecast.com with ESMTP id uk-mta-120-eMdBWz8ZMTKSSNe4gcd_wQ-1; Mon, 31 May 2021 10:32:26 +0100 X-MC-Unique: eMdBWz8ZMTKSSNe4gcd_wQ-1 Received: from AcuMS.Aculab.com (fd9f:af1c:a25b:0:994c:f5c2:35d6:9b65) by AcuMS.aculab.com (fd9f:af1c:a25b:0:994c:f5c2:35d6:9b65) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 31 May 2021 10:32:22 +0100 Received: from AcuMS.Aculab.com ([fe80::994c:f5c2:35d6:9b65]) by AcuMS.aculab.com ([fe80::994c:f5c2:35d6:9b65%12]) with mapi id 15.00.1497.015; Mon, 31 May 2021 10:32:22 +0100 From: David Laight To: "'H. Peter Anvin'" , Borislav Petkov , "Mike Rapoport" CC: Ingo Molnar , Thomas Gleixner , Mike Rapoport , "untaintableangel@hotmail.co.uk" , "x86@kernel.org" , "linux-kernel@vger.kernel.org" Subject: RE: [PATCH] x86/Kconfig: decrease maximum of X86_RESERVE_LOW to 512K Thread-Topic: [PATCH] x86/Kconfig: decrease maximum of X86_RESERVE_LOW to 512K Thread-Index: AQHXU2cJZ9nEZAqrwkWConM5pQYlL6r9VvTg Date: Mon, 31 May 2021 09:32:22 +0000 Message-ID: <8f74d4bd0d97445c8a976eab44fc9372@AcuMS.aculab.com> References: <20210526081100.12239-1-rppt@kernel.org> In-Reply-To: Accept-Language: en-GB, 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-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org RnJvbTogSC4gUGV0ZXIgQW52aW4NCj4gU2VudDogMjggTWF5IDIwMjEgMDM6MTMNCi4uLi4NCj4g QklPU2VzIGhhdmUgYmVlbiBrbm93biB0byBjbG9iYmVyIG1vcmUgdGhhbiA2NEsuIFRoZXkgYXJl bid0IHN1cHBvc2VkIHRvDQo+IGNsb2JiZXIgYW55Lg0KDQpUaGV5IHByb2JhYmx5IHNob3VsZG4n dCBuZWVkIGFueXRoaW5nIGFib3ZlIHRoZSBiYXNlIG9mIHRoZSBET1MNCnRyYW5zaWVudCBwcm9n cmFtIGFyZWEgcHJlc2VydmVkLg0KQ2FuJ3QgcmVtZW1iZXIgd2hlcmUgdGhhdCBpcyB0aG91Z2gg Oi0oDQoNCkl0IGlzIGhhcmQgZW5vdWdoIGZpbmRpbmcgYSBzYWZlIG1lbW9yeSBhcmVhIGZvciB0 aGUgTUJSDQpjb2RlIHRvIHJlbG9jYXRlIGl0c2VsZiB0byBiZWZvcmUgbG9hZGluZyB0aGUgUEJS Lg0KQm90aCB0aGUgTUJSIGFuZCBQQlIgbG9hZCBhdCB0aGUgc2FtZSBhZGRyZXNzIC0gMHhjMDAu DQoNCj4gNjQwSyBpcyB0aGUgbGltaXQgYmVjYXVzZSB0aGF0IGlzIHRoZSBhZGRyZXNzIG9mIHRo ZSBFR0EvVkdBIGZyYW1lDQo+IGJ1ZmZlci4gSW4gdGhlIHdvcmRzIG9mIEJpbGwgR2F0ZXMgIjY0 MEsgb3VnaHQgdG8gYmUgZW5vdWdoIGZvciBhbnlvbmUuIg0KDQpJIHRob3VnaHQgdGhlIG9yaWdp bmFsIG1lbW9yeSBtYXAgYWxsb2NhdGVkIDUxMksgZm9yIG1lbW9yeQ0KYW5kIDUxMmsgZm9yIG1l bW9yeSBtYXBwZWQgSS9PLg0KTm8gb25lIGNvdWxkIGFmZm9yZCBtb3JlIHRoZW4gNTEySyBEUkFN IDotKQ0KDQpUaGUgNjQwSyBsaW1pdCBhcHBlYXJzIGJlY2F1c2Ugbm90aGluZyB3YXMgYWN0dWFs bHkgbWFwcGVkDQphcyB0aGUgYm90dG9tIG9mIHRoZSAnSS9PIGFyZWEnIHNvIG1lbW9yeSBjb3Vs ZCBleHBhbmQgdXANCnRoYXQgZmFyLg0KDQoJRGF2aWQNCg0KLQ0KUmVnaXN0ZXJlZCBBZGRyZXNz IExha2VzaWRlLCBCcmFtbGV5IFJvYWQsIE1vdW50IEZhcm0sIE1pbHRvbiBLZXluZXMsIE1LMSAx UFQsIFVLDQpSZWdpc3RyYXRpb24gTm86IDEzOTczODYgKFdhbGVzKQ0K