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 72A67C001B0 for ; Wed, 19 Jul 2023 13:13:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230501AbjGSNNk (ORCPT ); Wed, 19 Jul 2023 09:13:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43030 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230072AbjGSNNi (ORCPT ); Wed, 19 Jul 2023 09:13:38 -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 9B181E42 for ; Wed, 19 Jul 2023 06:13:37 -0700 (PDT) Received: from AcuMS.aculab.com (156.67.243.121 [156.67.243.121]) by relay.mimecast.com with ESMTP with both STARTTLS and AUTH (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id uk-mta-63-YbMMcMCmO-OilHXUgOA2GA-1; Wed, 19 Jul 2023 14:13:35 +0100 X-MC-Unique: YbMMcMCmO-OilHXUgOA2GA-1 Received: from AcuMS.Aculab.com (10.202.163.4) by AcuMS.aculab.com (10.202.163.4) with Microsoft SMTP Server (TLS) id 15.0.1497.48; Wed, 19 Jul 2023 14:13:33 +0100 Received: from AcuMS.Aculab.com ([::1]) by AcuMS.aculab.com ([::1]) with mapi id 15.00.1497.048; Wed, 19 Jul 2023 14:13:33 +0100 From: David Laight To: 'Guo Ren' , Celeste Liu , Huacai Chen CC: Palmer Dabbelt , Paul Walmsley , Albert Ou , =?utf-8?B?QmrDtnJuIFTDtnBlbA==?= , Conor Dooley , "linux-riscv@lists.infradead.org" , "linux-kernel@vger.kernel.org" , Felix Yan , "Ruizhe Pan" , Shiqi Zhang Subject: RE: [PATCH v3] riscv: entry: set a0 = -ENOSYS only when syscall != -1 Thread-Topic: [PATCH v3] riscv: entry: set a0 = -ENOSYS only when syscall != -1 Thread-Index: AQHZudFVNmB6tR6EIkqOlOGDQpN9Z6/BEVRQ Date: Wed, 19 Jul 2023 13:13:33 +0000 Message-ID: <0aab577b941e4c3483ad4a7af3b42c1f@AcuMS.aculab.com> References: <20230718210037.250665-1-CoelacanthusHex@gmail.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-kernel@vger.kernel.org Li4uDQo+ID4gKyAgICAgICAgICAgICAgIC8qDQo+ID4gKyAgICAgICAgICAgICAgICAqIENvbnZl cnQgbmVnYXRpdmUgbnVtYmVycyB0byB2ZXJ5IGhpZ2ggYW5kIHRodXMgb3V0IG9mIHJhbmdlDQo+ ID4gKyAgICAgICAgICAgICAgICAqIG51bWJlcnMgZm9yIGNvbXBhcmlzb25zLg0KPiA+ICsgICAg ICAgICAgICAgICAgKi8NCj4gPiAgICAgICAgICAgICAgICAgdWxvbmcgc3lzY2FsbCA9IHJlZ3Mt PmE3Ow0KPiA+DQo+ID4gICAgICAgICAgICAgICAgIHJlZ3MtPmVwYyArPSA0Ow0KPiA+IEBAIC0z MDgsNyArMzEyLDcgQEAgYXNtbGlua2FnZSBfX3Zpc2libGUgX190cmFwX3NlY3Rpb24gdm9pZCBk b190cmFwX2VjYWxsX3Uoc3RydWN0IHB0X3JlZ3MgKnJlZ3MpDQo+ID4NCj4gPiAgICAgICAgICAg ICAgICAgaWYgKHN5c2NhbGwgPCBOUl9zeXNjYWxscykNCg0KSWYgeW91IGxlYXZlICdzeXNjYWxs JyBzaWduZWQgYW5kIHdyaXRlOg0KCWlmIChzeXNjYWxsID49IDAgJiYgc3lzY2FsbCA8IE5SX3N5 c2NhbGxzKQ0KdGhlIGNvbXBpbGVyIHdpbGwgdXNlIGEgc2luZ2xlIHVuc2lnbmVkIGNvbXBhcmUu DQpUaGVyZSBpcyBubyBuZWVkIHRvICdvcHRpbWlzZScgaXQgeW91cnNlbGYuDQoNCglEYXZpZA0K DQotDQpSZWdpc3RlcmVkIEFkZHJlc3MgTGFrZXNpZGUsIEJyYW1sZXkgUm9hZCwgTW91bnQgRmFy bSwgTWlsdG9uIEtleW5lcywgTUsxIDFQVCwgVUsNClJlZ2lzdHJhdGlvbiBObzogMTM5NzM4NiAo V2FsZXMpDQo=