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=unavailable 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 D89EAC43381 for ; Thu, 28 Mar 2019 23:19:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AF9892173C for ; Thu, 28 Mar 2019 23:19:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728555AbfC1XTc (ORCPT ); Thu, 28 Mar 2019 19:19:32 -0400 Received: from mga11.intel.com ([192.55.52.93]:45640 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728028AbfC1XTb (ORCPT ); Thu, 28 Mar 2019 19:19:31 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 28 Mar 2019 16:19:30 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.60,282,1549958400"; d="scan'208";a="286842287" Received: from orsmsx102.amr.corp.intel.com ([10.22.225.129]) by orsmga004.jf.intel.com with ESMTP; 28 Mar 2019 16:19:30 -0700 Received: from orsmsx156.amr.corp.intel.com (10.22.240.22) by ORSMSX102.amr.corp.intel.com (10.22.225.129) with Microsoft SMTP Server (TLS) id 14.3.408.0; Thu, 28 Mar 2019 16:19:30 -0700 Received: from orsmsx116.amr.corp.intel.com ([169.254.7.78]) by ORSMSX156.amr.corp.intel.com ([169.254.8.82]) with mapi id 14.03.0415.000; Thu, 28 Mar 2019 16:19:28 -0700 From: "Xing, Cedric" To: Andy Lutomirski CC: "Christopherson, Sean J" , "Jarkko Sakkinen" , "linux-kernel@vger.kernel.org" , "x86@kernel.org" , "linux-sgx@vger.kernel.org" , "akpm@linux-foundation.org" , "Hansen, Dave" , "nhorman@redhat.com" , "npmccallum@redhat.com" , "Ayoun, Serge" , "Katz-zamir, Shay" , "Huang, Haitao" , "andriy.shevchenko@linux.intel.com" , "tglx@linutronix.de" , "Svahn, Kai" , "bp@alien8.de" , "josh@joshtriplett.org" , "Huang, Kai" , "rientjes@google.com" , "Dave Hansen" , Haitao Huang , Jethro Beekman , "Dr . Greg Wettstein" Subject: RE: [PATCH v19,RESEND 24/27] x86/vdso: Add __vdso_sgx_enter_enclave() to wrap SGX enclave transitions Thread-Topic: [PATCH v19,RESEND 24/27] x86/vdso: Add __vdso_sgx_enter_enclave() to wrap SGX enclave transitions Thread-Index: AQHU3zmquZHDGSY4XUWmggeyxtSmi6YU12fwgACBcQD//5sEUIADt/WAgADIIJCAAMRtgP//souwgAM2LoCAAGNgAP//0r3AACmYkYAANjyeQAAy5DgAAAcQZfA= Date: Thu, 28 Mar 2019 23:19:25 +0000 Message-ID: <960B34DE67B9E140824F1DCDEC400C0F4E8617BF@ORSMSX116.amr.corp.intel.com> References: <20190320162119.4469-1-jarkko.sakkinen@linux.intel.com> <20190320162119.4469-25-jarkko.sakkinen@linux.intel.com> <960B34DE67B9E140824F1DCDEC400C0F4E85C484@ORSMSX116.amr.corp.intel.com> <20190320191318.GF30469@linux.intel.com> <960B34DE67B9E140824F1DCDEC400C0F4E85C5AB@ORSMSX116.amr.corp.intel.com> <20190322215903.GE12666@linux.intel.com> <960B34DE67B9E140824F1DCDEC400C0F4E85E481@ORSMSX116.amr.corp.intel.com> <960B34DE67B9E140824F1DCDEC400C0F4E85E989@ORSMSX116.amr.corp.intel.com> <20190325180349.GF31069@linux.intel.com> <960B34DE67B9E140824F1DCDEC400C0F4E85FABF@ORSMSX116.amr.corp.intel.com> <960B34DE67B9E140824F1DCDEC400C0F4E860C69@ORSMSX116.amr.corp.intel.com> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiZmY5MTU2MGUtYzAzYi00OGI2LWJhYTItODM1YTIxMjIxMmQwIiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX05UIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE3LjEwLjE4MDQuNDkiLCJUcnVzdGVkTGFiZWxIYXNoIjoiRkJmZGdZdHg2eUdWSjVcL0FMZWpQYkg1dlhzOE1VZGpYSVRrZytWUzRMaGRIVnJNTnNneFUzUW9DRjJsRWxTbGMifQ== x-ctpclassification: CTP_NT dlp-product: dlpe-windows dlp-version: 11.0.400.15 dlp-reaction: no-action x-originating-ip: [10.22.254.138] 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 PiBJdCdzIGNlcnRhaW5seSBtYWtpbmcgcHJvZ3Jlc3MuICBJIGxpa2UgdGhlIGZhY3QgdGhhdCB0 aGUgY2FsbGJhY2sgaXMNCj4gbm93IHVuY29uZGl0aW9uYWwgKGlmIG5vbi1OVUxMKSByYXRoZXIg dGhhbiBiZWluZyB1c2VkIGp1c3QgaW4gY2FzZSBvZg0KPiBjZXJ0YWluIGV4aXQgdHlwZXMuICBC dXQsIGlmIHdlIGdvIGRvd24gdGhpcyByb3V0ZSwgbGV0J3MgbmFtZSBhbmQNCj4gZG9jdW1lbnQg aXQgYXBwcm9wcmlhdGVseSAtLSBqdXN0IGNhbGwgdGhlIGZ1bmN0aW9uICJjYWxsYmFjayIgYW5k DQo+IGRvY3VtZW50IGl0IGFzIGEgZnVuY3Rpb24gdGhhdCBpcyBjYWxsZWQganVzdCBiZWZvcmUN Cj4gX192ZHNvX3NneF9lbnRlcl9lbmNsYXZlIHJldHVybnMsIHRvIGJlIHVzZWQgaWYgc3VwcG9y dCBmb3IgbGVnYWN5DQo+IGVuY2xhdmVzIHRoYXQgcHVzaCBkYXRhIG9udG8gdGhlIHVudHJ1c3Rl ZCBzdGFjayBpcyBuZWVkZWQuICBXZSBzaG91bGQNCj4gZnVydGhlciBkb2N1bWVudCB0aGF0IGl0 J3Mgc2FmZSB0byBsb25nam1wIG91dCBvZiBpdC4NCj4gDQo+IEFsc28sIHRoZSB0ZXN0cyBpbiB0 b29scy90ZXN0aW5nL3NlbGZ0ZXN0cy94ODYvdW53aW5kX3Zkc28uYyBzaG91bGQgYmUNCj4gYXVn bWVudGVkIHRvIHRlc3QgdGhpcyBjb2RlLg0KPiANCj4gRmluYWxseSwgd2h5IGRvZXMgdGhlIHZE U08gY29kZSBib3RoZXIgY2hlY2tpbmcgd2hldGhlciB0aGUgbGVhZiBpcw0KPiB2YWxpZD8NCg0K SSBjYW4gZG9jdW1lbnQgaXQuIEknbGwgbG9vayBpbnRvIHVud2luZF92ZHNvLmMgdG8gc2VlIHdo YXQga2luZCBvZiBzZWxmdGVzdHMgd2lsbCBtYWtlIHNlbnNlIGhlcmUuIEFuZCBJJ2xsIHNlbmQg b3V0IGEgUkZDIHBhdGNoIHdpdGggZXZlcnl0aGluZyBpbmNsdWRlZC4gT3Igd291bGQgeW91IHBy ZWZlciB0byBoYXZlIG15IGNoYW5nZXMgaW50ZWdyYXRlZCBpbnRvIEphcmtrbydzIHBhdGNoIHYy MD8NCg0KRGlmZmVyZW50IEVOQ0xVIGxlYWYgaGFzIGRpZmZlcmVudCBwYXJhbWV0ZXJzLiBUaGlz IHZEU08gQVBJIGtub3dzIGhvdyB0byBsb2FkIHVwIHBhcmFtZXRlcnMgb25seSBmb3IgRUVOVEVS IGFuZCBFUkVTVU1FIHNvIGl0IGVycnMgb24gYWxsIG90aGVyIHBvc2l0aXZlIHZhbHVlcy4gMCBh bmQgbmVnYXRpdmUgdmFsdWVzIGFyZSBpbnRlcnByZXRlZCBhcyByZXR1cm4gY29kZXMuIA0K