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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3C103C43217 for ; Wed, 19 Oct 2022 20:58:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231311AbiJSU61 (ORCPT ); Wed, 19 Oct 2022 16:58:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36868 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230127AbiJSU60 (ORCPT ); Wed, 19 Oct 2022 16:58:26 -0400 Received: from eu-smtp-delivery-151.mimecast.com (eu-smtp-delivery-151.mimecast.com [185.58.86.151]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2DBF11BFBA9 for ; Wed, 19 Oct 2022 13:58:21 -0700 (PDT) Received: from AcuMS.aculab.com (156.67.243.121 [156.67.243.121]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id uk-mta-315-TU_RwXfeOCir53l4hE-8bg-1; Wed, 19 Oct 2022 21:58:19 +0100 X-MC-Unique: TU_RwXfeOCir53l4hE-8bg-1 Received: from AcuMS.Aculab.com (10.202.163.4) by AcuMS.aculab.com (10.202.163.4) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Wed, 19 Oct 2022 21:58:18 +0100 Received: from AcuMS.Aculab.com ([::1]) by AcuMS.aculab.com ([::1]) with mapi id 15.00.1497.042; Wed, 19 Oct 2022 21:58:18 +0100 From: David Laight To: 'Linus Torvalds' , "Jason A. Donenfeld" CC: "linux-kernel@vger.kernel.org" , "linux-kbuild@vger.kernel.org" , "linux-arch@vger.kernel.org" , "linux-toolchains@vger.kernel.org" , Masahiro Yamada , Kees Cook , Andrew Morton , Andy Shevchenko , Greg Kroah-Hartman Subject: RE: [PATCH] kbuild: treat char as always signed Thread-Topic: [PATCH] kbuild: treat char as always signed Thread-Index: AQHY4/SnObmw28AtX0ic5yIlEoAaH64WMdrw Date: Wed, 19 Oct 2022 20:58:18 +0000 Message-ID: <191893d857c44b71abf19cce3d77956a@AcuMS.aculab.com> References: <20221019162648.3557490-1-Jason@zx2c4.com> 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 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-toolchains@vger.kernel.org RnJvbTogTGludXMgVG9ydmFsZHMNCj4gU2VudDogMTkgT2N0b2JlciAyMDIyIDIwOjU0DQo+IA0K PiBPbiBXZWQsIE9jdCAxOSwgMjAyMiBhdCA5OjI3IEFNIEphc29uIEEuIERvbmVuZmVsZCA8SmFz b25AengyYzQuY29tPiB3cm90ZToNCj4gPg0KPiA+IFNvIGxldCdzIGp1c3QgZWxpbWluYXRlIHRo aXMgcGFydGljdWxhciB2YXJpZXR5IG9mIGhlaXNlbnNpZ25lZCBidWdzDQo+ID4gZW50aXJlbHku IFNldCBgLWZzaWduZWQtY2hhcmAgZ2xvYmFsbHksIHNvIHRoYXQgZ2NjIG1ha2VzIHRoZSB0eXBl DQo+ID4gc2lnbmVkIG9uIGFsbCBhcmNoaXRlY3R1cmVzLg0KPiANCj4gQnR3LCBJIGRvIHdvbmRl ciBpZiB3ZSBtaWdodCBhY3R1YWxseSBiZSBiZXR0ZXIgb2ZmIGRvaW5nIHRoaXMgLSBidXQNCj4g ZG9pbmcgaXQgdGhlIG90aGVyIHdheSBhcm91bmQuDQo+IA0KPiBJT1csIG1ha2UgJ2NoYXInIGFs d2F5cyBVTnNpZ25lZC4gVW5saWtlIHRoZSBzaWduZWQgY2hhciB0aGluZywgaXQNCj4gc2hvdWxk bid0IGdlbmVyYXRlIGFueSB3b3JzZSBjb2RlIG9uIGFueSBjb21tb24gYXJjaGl0ZWN0dXJlLg0K PiANCj4gQW5kIEkgZG8gdGhpbmsgdGhhdCBoYXZpbmcgb2RkIGFyY2hpdGVjdHVyZSBkaWZmZXJl bmNlcyBpcyBnZW5lcmFsbHkgYQ0KPiBiYWQgaWRlYSwgYW5kIG1ha2luZyB0aGUgbGFuZ3VhZ2Ug cnVsZXMgc3RyaWN0ZXIgdG8gYXZvaWQgZGlmZmVyZW5jZXMNCj4gaXMgYSBnb29kIHRoaW5nLg0K PiANCj4gTm93LCB5b3UgZGlkICctZnNpZ25lZC1jaGFyJywgYmVjYXVzZSB0aGF0J3MgdGhlICJj b21tb24gZGVmYXVsdCIgaW4NCj4gYW4geDg2LWNlbnRyaWMgd29ybGQuDQoNCkknbSBwcmV0dHkg c3VyZSBjaGFyIGlzIHNpZ25lZCBiZWNhdXNlIHRoZSBwZHAxMSBvbmx5IGhhZA0Kc2lnbi1leHRl bmRpbmcgYnl0ZSBsb2Fkcy4NCg0KPiBZb3UgYXJlIGFsc28gcmlnaHQgdGhhdCBwZW9wbGUgbWln aHQgdGhpbmsgdGhhdCAiY2hhciIgd29ya3MgbGlrZQ0KPiAiaW50IiwgYW5kIHRoYXQgaWYgeW91 IGRvbid0IHNwZWNpZnkgdGhlIHNpZ24sIGl0J3Mgc2lnbmVkLg0KDQpCdXQgZXZlbiAndW5zaWdu ZWQgY2hhcicgd29ya3MgbGlrZSBpbnQuDQpUaGUgdmFsdWVzIGFyZSBwcm9tb3RlZCB0byBpbnQg KHRoYW5rcyB0byB0aGUgYnJhaW4tZGVhZCBBTlNJLUMNCmNvbW1pdHRlZSkgcmF0aGVyIHRoYW4g dW5zaWduZWQgaW50ICh3aGljaCBJIHRoaW5rIHdhcyBpbiBLJlIgQykuDQooVGhlcmUgaXMgYW4g ZXhjZXB0aW9uLCBpbnQsIHNob3J0IGFuZCBjaGFyIGNhbiBhbGwgYmUgdGhlIHNhbWUgc2l6ZS4N CkluIHdoaWNoIGNhc2UgdW5zaWduZWQgY2hhciBwcm9tb3RlcyB0byB1bnNpZ25lZCBpbnQuKQ0K DQoJRGF2aWQNCg0KLQ0KUmVnaXN0ZXJlZCBBZGRyZXNzIExha2VzaWRlLCBCcmFtbGV5IFJvYWQs IE1vdW50IEZhcm0sIE1pbHRvbiBLZXluZXMsIE1LMSAxUFQsIFVLDQpSZWdpc3RyYXRpb24gTm86 IDEzOTczODYgKFdhbGVzKQ0K