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 E0EAFEB64DD for ; Fri, 30 Jun 2023 08:30:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232504AbjF3IaH (ORCPT ); Fri, 30 Jun 2023 04:30:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40224 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232593AbjF3I3u (ORCPT ); Fri, 30 Jun 2023 04:29:50 -0400 Received: from eu-smtp-delivery-151.mimecast.com (eu-smtp-delivery-151.mimecast.com [185.58.85.151]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8072C35A1 for ; Fri, 30 Jun 2023 01:29:46 -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-272-sTh1UJeJMDO3OsTYjnjZSA-1; Fri, 30 Jun 2023 09:29:43 +0100 X-MC-Unique: sTh1UJeJMDO3OsTYjnjZSA-1 Received: from AcuMS.Aculab.com (10.202.163.6) by AcuMS.aculab.com (10.202.163.6) with Microsoft SMTP Server (TLS) id 15.0.1497.48; Fri, 30 Jun 2023 09:29:42 +0100 Received: from AcuMS.Aculab.com ([::1]) by AcuMS.aculab.com ([::1]) with mapi id 15.00.1497.048; Fri, 30 Jun 2023 09:29:42 +0100 From: David Laight To: 'Evan Green' CC: Jessica Clarke , Palmer Dabbelt , "linux-doc@vger.kernel.org" , Yangyu Chen , Conor Dooley , Guo Ren , Jisheng Zhang , linux-riscv , Jonathan Corbet , "Xianting Tian" , Masahiro Yamada , Greentime Hu , Simon Hosie , Li Zhengyu , Andrew Jones , Albert Ou , Alexandre Ghiti , Ley Foon Tan , "Paul Walmsley" , Heiko Stuebner , Anup Patel , "linux-kernel@vger.kernel.org" , Sia Jee Heng , Palmer Dabbelt , "Andy Chiu" Subject: RE: [PATCH 1/2] RISC-V: Probe for unaligned access speed Thread-Topic: [PATCH 1/2] RISC-V: Probe for unaligned access speed Thread-Index: AQHZqSszK74IXZi1x0Sk5pxi8WFXO6+hr6jwgACq1QCAAKe+MA== Date: Fri, 30 Jun 2023 08:29:42 +0000 Message-ID: References: <20230623222016.3742145-1-evan@rivosinc.com> <20230623222016.3742145-2-evan@rivosinc.com> <64F2D853-61E5-49CF-BAB5-AAFB8697683E@jrtc27.com> <53dc6959cc8849d6b66676ad48c1376a@AcuMS.aculab.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+IFllYWgsIG9uZSB0aGluZyBJIGNvdWxkIGRvIGlzIGRpc2FibGUgaW50ZXJydXB0cywg bWVhc3VyZSB0aGUgY3ljbGUNCj4gY291bnQgb2YgZG9pbmcgYW4gaW5kaXZpZHVhbCBpdGVyYXRp b24sIGRvIHRoaXMgTiB0aW1lcywgYW5kIHRha2UgdGhlDQo+IG1pbmltdW0gdmFsdWUgYXMgdGhl IHRpbWUgdG8gY29tcGFyZS4gSW4gdGhlIGVuZCBJJ2xsIHRoZW4gaGF2ZSB0d28NCj4gbnVtYmVy cyB0byBjb21wYXJlLCBsaWtlIEkgZG8gaW4gdGhpcyBwYXRjaC4gSW4gdGhlb3J5IHRoZSB2YXJp YW5jZSBvbg0KPiB0aGF0IHNob3VsZCBiZSByZWFsbHkgdGlnaHQuIE4gd2lsbCBoYXZlIHRvIGRl cGVuZCBvbiB0aGUgb3ZlcmFsbA0KPiBhbW91bnQgb2YgdGltZSBJJ20gdGFraW5nIHNvIGFzIG5v dCB0byBzaHV0IGludGVycnVwdHMgb2ZmIGZvciB2ZXJ5DQo+IGxvbmcuIExldCBtZSBleHBlcmlt ZW50IHdpdGggdGhpcyBhbmQgc2VlIGhvdyB0aGUgcmVzdWx0cyBsb29rLg0KPiAtRXZhbg0KDQpJ IGRvdWJ0IHlvdSdsbCBuZWVkIG1hbnkgaXRlcmF0aW9ucyBvciBhIGxvbmcgdGVzdC4NCg0KWW91 IGNhbiBkbyB0ZXN0cyBpbiB1c2Vyc3BhY2Ugd2l0aG91dCBkaXNhYmxpbmcgcHJlLWVtcHRpb24N Cm9yIGludGVycnVwdHMgLSB0aGUgbGFyZ2Uvc2lsbHkgdmFsdWVzIHRoZXkgZ2VuZXJhdGUgYXJl DQplYXNpbHkgaWdub3JlZC4NCg0KSSBzdXNwZWN0IHlvdSdsbCBnZXQgZW5vdWdoIGluZm8gZnJv bSBzb21ldGhpbmcgbGlrZToNCgl1bnNpZ25lZCBsb25nIHhbMl07DQoJdm9sYXRpbGUgdW5zaWdu ZWQgbG9uZyAqcCA9ICh2b2lkICopKCh1bnNpZ25lZCBjaGFyICopeCArIDEpOw0KCWZ1bGxfY3B1 X2JhcnJpZXIoKQ0KCXN0YXJ0ID0gcmR0c2MoKTsNCglmdWxsX2NwdV9iYXJyaWVyKCk7DQoJKnA7 ICpwOyAqcDsgKnA7ICpwOyAqcDsgKnA7ICpwOw0KCSpwOyAqcDsgKnA7ICpwOyAqcDsgKnA7ICpw OyAqcDsNCglmdWxsX2NwdV9iYXJyaWVyKCkNCgllbGFwc2VkID0gcmR0c2MoKSAtIHN0YXJ0Ow0K T25jZSB0aGUgaS1jYWNoZSBpcyBsb2FkZWQgaXQgc2hvdWxkIGJlIHByZXR0eSBjb25zdGFudC4N CkZvciBhbGlnbmVkIGFkZHJlc3NlcyBJJ2QgZXhwZWN0IGVhY2ggZXh0cmEgJypwJyB0byBiZQ0K b25lIG1vcmUgY2xvY2suDQpXaXRoIGhhcmR3YXJlIHN1cHBvcnQgZm9yIG1pc2FsaWduZWQgdHJh bnNmZXJzIGF0IG1vc3QNCjIgY2xvY2tzICh0ZXN0IG9uIHg4NiBhbmQgaXQgd2lsbCBiZSAxIGNs b2NrKS4NClRoZSBlbXVsYXRlZCB2ZXJzaW9uIHdpbGwgYmUgMTAwcyBvciAxMDAwcy4NCgkNCkkn bSBub3Qgc3VyZSBob3cgbXVjaCBvZiBhIGNwdSBiYXJyaWVyIHlvdSBuZWVkLg0KRGVmaW5pdGVs eSBuZWVkcyB0byB3YWl0IGZvciBhbGwgbWVtb3J5IGFjY2Vzc2VzDQphbmQgdGhlIHJkdHNjKCku DQoNCglEYXZpZA0KDQotDQpSZWdpc3RlcmVkIEFkZHJlc3MgTGFrZXNpZGUsIEJyYW1sZXkgUm9h ZCwgTW91bnQgRmFybSwgTWlsdG9uIEtleW5lcywgTUsxIDFQVCwgVUsNClJlZ2lzdHJhdGlvbiBO bzogMTM5NzM4NiAoV2FsZXMpDQo=