Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754318AbeAGR5M (ORCPT + 1 other); Sun, 7 Jan 2018 12:57:12 -0500 Received: from mga03.intel.com ([134.134.136.65]:2490 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754215AbeAGR5K (ORCPT ); Sun, 7 Jan 2018 12:57:10 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.46,326,1511856000"; d="scan'208";a="18976444" From: "Lu, Hongjiu" To: David Woodhouse , Andi Kleen , "Van De Ven, Arjan" , "Tsimbalist, Igor V" CC: Paul Turner , LKML , "Linus Torvalds" , Greg Kroah-Hartman , Tim Chen , "Hansen, Dave" , "tglx@linutronix.de" , Kees Cook , Rik van Riel , Peter Zijlstra , Andy Lutomirski , Jiri Kosina , "gnomes@lxorguk.ukuu.org.uk" Subject: RE: [RFC PATCH 13/12] Retpoline vs. CONFIG_TRIM_UNUSED_SYMBOLS Thread-Topic: [RFC PATCH 13/12] Retpoline vs. CONFIG_TRIM_UNUSED_SYMBOLS Thread-Index: AQHTh44S5qb9NUdKe0GCoLUwpjvjHaNogw+QgACu8AD//4Am4A== Date: Sun, 7 Jan 2018 17:57:08 +0000 Message-ID: References: <1515239374-23361-1-git-send-email-dwmw@amazon.co.uk> <1515283824.29312.288.camel@infradead.org> <1515312191.29312.299.camel@infradead.org> <1515346352.29312.322.camel@infradead.org> In-Reply-To: <1515346352.29312.322.camel@infradead.org> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiNGMyMGQyZWYtNzVmMS00YjNhLTk4NzgtMDAyN2JlYTY0Nzk2IiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX0lDIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE2LjUuOS4zIiwiVHJ1c3RlZExhYmVsSGFzaCI6IjZrRGp3WTh1Z2NqYXMxaDgwRmlKK2FCbUNGa0tNNTdMQUs1XC9HM3F2VklzPSJ9 x-ctpclassification: CTP_IC dlp-product: dlpe-windows dlp-version: 11.0.0.116 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 List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Return-Path: UGxlYXNlIGNoZWNrb3V0IHBhdGNoZXMgZm9yIEdDQyA3Og0KDQpodHRwczovL2dpdGh1Yi5jb20v aGpsLXRvb2xzL2djYy9jb21taXRzL2hqbC9pbmRpcmVjdC9nY2MtNy1icmFuY2gvbWFzdGVyDQoN CkZvciBHQ0MgdHJ1bms6DQoNCmh0dHBzOi8vZ2l0aHViLmNvbS9oamwtdG9vbHMvZ2NjL2NvbW1p dHMvaGpsL2luZGlyZWN0L21hc3Rlcg0KDQpILkouDQoNCj4gLS0tLS1PcmlnaW5hbCBNZXNzYWdl LS0tLS0NCj4gRnJvbTogRGF2aWQgV29vZGhvdXNlIFttYWlsdG86ZHdtdzJAaW5mcmFkZWFkLm9y Z10NCj4gU2VudDogU3VuZGF5LCBKYW51YXJ5IDA3LCAyMDE4IDk6MzMgQU0NCj4gVG86IEx1LCBI b25naml1IDxob25naml1Lmx1QGludGVsLmNvbT47IEFuZGkgS2xlZW4gPGFrQGxpbnV4LmludGVs LmNvbT47DQo+IFZhbiBEZSBWZW4sIEFyamFuIDxhcmphbi52YW4uZGUudmVuQGludGVsLmNvbT47 IFRzaW1iYWxpc3QsIElnb3IgVg0KPiA8aWdvci52LnRzaW1iYWxpc3RAaW50ZWwuY29tPg0KPiBD YzogUGF1bCBUdXJuZXIgPHBqdEBnb29nbGUuY29tPjsgTEtNTCA8bGludXgta2VybmVsQHZnZXIu a2VybmVsLm9yZz47DQo+IExpbnVzIFRvcnZhbGRzIDx0b3J2YWxkc0BsaW51eC1mb3VuZGF0aW9u Lm9yZz47IEdyZWcgS3JvYWgtSGFydG1hbg0KPiA8Z3JlZ2toQGxpbnV4LWZvdW5kYXRpb24ub3Jn PjsgVGltIENoZW4gPHRpbS5jLmNoZW5AbGludXguaW50ZWwuY29tPjsNCj4gSGFuc2VuLCBEYXZl IDxkYXZlLmhhbnNlbkBpbnRlbC5jb20+OyB0Z2x4QGxpbnV0cm9uaXguZGU7IEtlZXMgQ29vaw0K PiA8a2Vlc2Nvb2tAZ29vZ2xlLmNvbT47IFJpayB2YW4gUmllbCA8cmllbEByZWRoYXQuY29tPjsg UGV0ZXIgWmlqbHN0cmENCj4gPHBldGVyekBpbmZyYWRlYWQub3JnPjsgQW5keSBMdXRvbWlyc2tp IDxsdXRvQGFtYWNhcGl0YWwubmV0PjsgSmlyaQ0KPiBLb3NpbmEgPGppa29zQGtlcm5lbC5vcmc+ OyBnbm9tZXNAbHhvcmd1ay51a3V1Lm9yZy51aw0KPiBTdWJqZWN0OiBSZTogW1JGQyBQQVRDSCAx My8xMl0gUmV0cG9saW5lIHZzLg0KPiBDT05GSUdfVFJJTV9VTlVTRURfU1lNQk9MUw0KPiANCj4g T24gU3VuLCAyMDE4LTAxLTA3IGF0IDE1OjA5ICswMDAwLCBMdSwgSG9uZ2ppdSB3cm90ZToNCj4g PiBTdXJlLCBJIGNhbiB1c2UgX194ODZfaW5kaXJlY3RfdGh1bmtfcmF4Lg0KPiANCj4gR3JlYXQs IHRoYW5rcy4NCj4gDQo+IEkndmUgbWFkZSB0aGF0IGNoYW5nZSBvbiB0b3Agb2YgeW91ciAyMDE3 MTIxOSBwYXRjaCBzZXQgd2hpY2ggaXMgdGhlDQo+IGxhdGVzdCBJJ3ZlIHNlZW4sIGFuZCBwdXNo ZWQgaXQgdG8gbXkgdHJlZSBhdA0KPiBodHRwOi8vZ2l0LmluZnJhZGVhZC5vcmcvdXNlcnMvZHdt dzIvZ2NjLQ0KPiByZXRwb2xpbmUuZ2l0L3Nob3J0bG9nL3JlZnMvaGVhZHMvcmV0cG9saW5lLTIw MTgwMTA3DQo+IA0KPiBJIGFzc3VtZSB5b3UnbGwgd2FudCB0byByZWRvIHRob3NlIHBhdGNoZXMg c28gdGhhdCBpdCdzDQo+IF9feDg2X2luZGlyZWN0X3RodW5rX3JheCBmcm9tIHRoZSBzdGFydCwg cmF0aGVyIHRoYW4gc3RhcnRpbmcgd2l0aCBkb3RzDQo+IGFuZCB0aGVuIGNoYW5naW5nIGl0LCBi dXQgSSdsbCBsZXQgeW91IGRlYWwgd2l0aCB0aGF0IGFuZCBwdXNoIGl0DQo+IHVwc3RyZWFtLiBC dWlsZGluZyBjb21waWxlciBub3csIGFuZCB0aGVuIEknbGwgdXBkYXRlIGFuZCBzaW1wbGlmeSB0 aGUNCj4ga2VybmVsIHBhdGNoZXMgYWNjb3JkaW5nbHkuDQo=