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 2559EC43387 for ; Mon, 17 Dec 2018 19:48:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EAF102133F for ; Mon, 17 Dec 2018 19:48:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388501AbeLQTsQ (ORCPT ); Mon, 17 Dec 2018 14:48:16 -0500 Received: from mga06.intel.com ([134.134.136.31]:7846 "EHLO mga06.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726660AbeLQTsM (ORCPT ); Mon, 17 Dec 2018 14:48:12 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by orsmga104.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 17 Dec 2018 11:48:09 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.56,366,1539673200"; d="scan'208";a="108094230" Received: from orsmsx105.amr.corp.intel.com ([10.22.225.132]) by fmsmga007.fm.intel.com with ESMTP; 17 Dec 2018 11:48:08 -0800 Received: from orsmsx157.amr.corp.intel.com (10.22.240.23) by ORSMSX105.amr.corp.intel.com (10.22.225.132) with Microsoft SMTP Server (TLS) id 14.3.408.0; Mon, 17 Dec 2018 11:48:08 -0800 Received: from orsmsx114.amr.corp.intel.com ([169.254.8.59]) by ORSMSX157.amr.corp.intel.com ([169.254.9.206]) with mapi id 14.03.0415.000; Mon, 17 Dec 2018 11:48:08 -0800 From: "Prakhya, Sai Praneeth" To: Ard Biesheuvel CC: Ingo Molnar , "tglx@linutronix.de" , "x86@kernel.org" , "bp@alien8.de" , "marc.zyngier@arm.com" , "eric.snowberg@oracle.com" , "hdegoede@redhat.com" , "Hansen, Dave" , "peterz@infradead.org" , "hpa@zytor.com" , "arend.vanspriel@broadcom.com" , "julien.thierry@arm.com" , "bhsharma@redhat.com" , "jonathanh@nvidia.com" , "joe@perches.com" , "matt@codeblueprint.co.uk" , "torvalds@linux-foundation.org" , "natechancellor@gmail.com" , "luto@kernel.org" , "linux-kernel@vger.kernel.org" , "sedat.dilek@gmail.com" , "zhuyifei1999@gmail.com" , "linux-tip-commits@vger.kernel.org" Subject: RE: [tip:efi/core] x86/efi: Unmap EFI boot services code/data regions from efi_pgd Thread-Topic: [tip:efi/core] x86/efi: Unmap EFI boot services code/data regions from efi_pgd Thread-Index: AQHUiJNT1thRYrJKskifWLlncDcXfqWDUdzAgACK0QD//3p94IAAnSqA//97RiA= Date: Mon, 17 Dec 2018 19:48:07 +0000 Message-ID: References: <20181129171230.18699-6-ard.biesheuvel@linaro.org> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiNmQwNzFkNTYtYmUwZi00MGQ3LTk2Y2QtMDU4ZTZiZmE1NjQxIiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX05UIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE3LjEwLjE4MDQuNDkiLCJUcnVzdGVkTGFiZWxIYXNoIjoiRno3V09aeThtUG1PemNTTFg1UFE4cjV1Q29aYkpvM2EyTXoxYXN1RGdiS0wxdWwwaW5OV01yNWk4NlVvTnA2VSJ9 x-ctpclassification: CTP_NT dlp-product: dlpe-windows dlp-version: 11.0.400.15 dlp-reaction: no-action x-originating-ip: [10.22.254.139] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org PiA+ID4gPiBIaSBUaG9tYXMgYW5kIEluZ28sDQo+ID4gPiA+DQo+ID4gPiA+IEkgcmVjZW50bHkg bm90aWNlZCB0aGF0IHRoZSBiZWxvdyBjb21taXRzIFsxXSBhbmQgWzJdIGFyZSBicm9rZW4NCj4g PiA+ID4gd2hlbiBrZXJuZWwgY29tbWFuZCBsaW5lIGFyZ3VtZW50ICJlZmk9b2xkX21hcCIgaXMg cGFzc2VkLiBTb3JyeSENCj4gPiA+ID4gSSBtaXNzZWQgdG8gdGVzdCB0aGlzIGNvbmRpdGlvbiBw cmlvciB0byBzZW5kaW5nIHRoZXNlIHBhdGNoZXMgdG8gbWFpbGluZyBsaXN0Lg0KPiA+ID4gPiBJ IGFtIHdvcmtpbmcgb24gYSBmaXggYW5kIHdpbGwgc2VuZCBpdCB0byBtYWlsaW5nIGxpc3QgYXMg c29vbiBhcyBpdCdzIHJlYWR5Lg0KPiA+ID4gPg0KPiA+ID4NCj4gPiA+IENvdWxkIHlvdSBlbGFi b3JhdGUgb24gdGhlIHByb2JsZW0gcGxlYXNlPw0KPiA+DQo+ID4gU3VyZSEgTXkgYmFkLi4NCj4g Pg0KPiA+IExpdHRsZSBiaXQgb2YgaGlzdG9yeSBoZXJlOg0KPiA+IEJvcmlzIHdpdGggdGhpcyBw YXRjaCBzZXQgWzFdIGludHJvZHVjZWQgc3RhdGljYWxseSBtYXBwaW5nIEVGSQ0KPiA+IFJ1bnRp bWUgU2VydmljZXMgYXQgLTRHIGFuZCBhbHNvIGludHJvZHVjZWQgImVmaT1vbGRfbWFwIiB0byBy ZXR1cm4gdG8NCj4gPiBwcmV2aW91cyBFRkkgZnVuY3Rpb25hbGl0eSB3aGljaCB1c2VkIGlvcmVt YXAgYW5kIF9fdmEocGEpLg0KPiA+DQo+ID4gWzNdIGFuZCBbNF0gYXJlIGxpbmtzIHRvIG9sZF9t YXBfcmVnaW9uKCkNCj4gPg0KPiA+IFRoZSBjb21taXQgMDhjZmIzOGYzZWY0ICgieDg2L2VmaTog VW5tYXAgRUZJIGJvb3Qgc2VydmljZXMgY29kZS9kYXRhDQo+ID4gcmVnaW9ucyBmcm9tIGVmaV9w Z2QiKSwgdW5tYXBzIEVGSSBib290IHNlcnZpY2VzIGNvZGUvZGF0YSByZWdpb25zDQo+ID4gKm9u bHkqIGZyb20gZWZpX3BnZCBidXQgZWZpPW9sZF9tYXAgbWFwcyBFRkkgYm9vdCBzZXJ2aWNlcyBj b2RlL2RhdGENCj4gPiByZWdpb25zIGludG8gc3dhcHBlcl9wZ2QuIEFsc28sIGVmaT1vbGRfbWFw ICB1c2VzIGVpdGhlcg0KPiA+IGlvcmVtYXAoKSBvciBfX3ZhKG1kLT5waHlzX2FkZHIpIHRvIG1h cCBFRkkgcnVudGltZS9ib290IHRpbWUgc2VydmljZXMgYW5kDQo+IGRvZXNuJ3QgdXNlIGtlcm5l bF9tYXBfcGFnZXNfaW5fcGdkKCkuDQo+ID4NCj4gPiBTbywgd2UgbmVlZCBhIGRpZmZlcmVudCB1 bm1hcHBpbmcgcm91dGluZSB0byB1bm1hcCBFRkkgYm9vdCBzZXJ2aWNlcw0KPiA+IGNvZGUvZGF0 YSByZWdpb25zIGZyb20gc3dhcHBlcl9wZ2QgaWYgdGhleSB3ZXJlIG1hcHBlZCB1c2luZyBlZmk9 b2xkX21hcC4NCj4gPg0KPiANCj4gRm9yIHRoZSBzaG9ydCB0ZXJtLCBjb3VsZCB3ZSBzaW1wbHkg bWFrZSB5b3VyIGNoYW5nZXMgZGVwZW5kZW50IG9uIGVmaSAhPQ0KPiBvbGRfbWFwPyBUaGF0IGdp dmVzIHVzIHNvbWUgdGltZSB0byBmaXggdGhlIG9sZF9tYXAgY2FzZSBwcm9wZXJseS4NCg0KWWVz LCBJIHRoaW5rIHdlIGNvdWxkIGFuZCBpdCBzaG91bGQgd29yayBidXQgSSBoZXNpdGF0ZWQgdG8g cHJvcG9zZSBpdCBiZWNhdXNlIA0KKGFzIHlvdSBhbHJlYWR5IG5vdGVkKSBpdCdzIGEgc2hvcnQg dGVybSBmaXggYW5kIG5vdCB0aGUgcmlnaHQgZml4Lg0KDQpBbHRlcm5hdGl2ZWx5LCB3ZSBjb3Vs ZCBhbHNvIGV2YWx1YXRlIGlmIHdlIG5lZWQgdG8gc3VwcG9ydCBlZmk9b2xkX21hcCBjYXNlIGdv aW5nIGZ1cnRoZXIuDQpJIHRob3VnaHQgZHJvcHBpbmcgaXQgd291bGQgYmUgYSBiYWQgaWRlYSBi ZWNhdXNlIGl0IGNoYW5nZXMga2VybmVsIHVzZXIgdmlzaWJsZSBpbnRlcmZhY2UgDQooYmVjYXVz ZSBpdCdzIGEga2VybmVsIGNvbW1hbmQgbGluZSBhcmd1bWVudCkgYW5kIG5ldmVyIGJyb3VnaHQg aXQgdXAuDQpOb3Qgc3VyZSB3aGF0IFRob21hcywgSW5nbyBvciBMaW51cyBtaWdodCB0aGluayBh Ym91dCBkcm9wcGluZyBhIGtlcm5lbCBjb21tYW5kIGxpbmUgDQphcmd1bWVudC4NCg0KUmVnYXJk cywNClNhaQ0K