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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 40A34C3DA49 for ; Thu, 25 Jul 2024 09:01:28 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id CDB336B0083; Thu, 25 Jul 2024 05:01:27 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id C893D6B0085; Thu, 25 Jul 2024 05:01:27 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id B78B86B0088; Thu, 25 Jul 2024 05:01:27 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0014.hostedemail.com [216.40.44.14]) by kanga.kvack.org (Postfix) with ESMTP id 98C226B0083 for ; Thu, 25 Jul 2024 05:01:27 -0400 (EDT) Received: from smtpin26.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay09.hostedemail.com (Postfix) with ESMTP id 2CD5980EEC for ; Thu, 25 Jul 2024 09:01:27 +0000 (UTC) X-FDA: 82377681414.26.0566601 Received: from eu-smtp-delivery-151.mimecast.com (eu-smtp-delivery-151.mimecast.com [185.58.86.151]) by imf24.hostedemail.com (Postfix) with ESMTP id D73B7180063 for ; Thu, 25 Jul 2024 09:01:24 +0000 (UTC) Authentication-Results: imf24.hostedemail.com; dkim=none; spf=pass (imf24.hostedemail.com: domain of david.laight@aculab.com designates 185.58.86.151 as permitted sender) smtp.mailfrom=david.laight@aculab.com; dmarc=pass (policy=none) header.from=aculab.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1721898060; a=rsa-sha256; cv=none; b=3fCrCJqSDLecsYHsAOrd2WICxK1JDs/f+QKv5+UCMRDMpmMzyUcE82nSnqG/twuLHsnx3l F5vCoKlG0Kmlda761SvypsG0T+67azX5+X/4cyZQioA0Mx/SiOWDxsEq97o766RrA9TbvF qv/YSaxbtN8qgRmFyz8jVUFx3rpVDA8= ARC-Authentication-Results: i=1; imf24.hostedemail.com; dkim=none; spf=pass (imf24.hostedemail.com: domain of david.laight@aculab.com designates 185.58.86.151 as permitted sender) smtp.mailfrom=david.laight@aculab.com; dmarc=pass (policy=none) header.from=aculab.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1721898060; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=MTw9YQpaP4DZIllDv2i1QDKKCngSly6MsuKSmKn3Pjs=; b=5waH4OSFwL7EyH3qPabtJRf73iKt9Ub0TNM9TyAwVi6N4Gwb3tSiiNk2qd6wKB+z+SurxL rqGXNst3omOmKiZDrxJqswYK+zmaxzzufTa0UzqwAHosJUDWFe7p/cbVhbqBHLEvZu42Rp ifAHDZeWyH/OhxleTdzDAqn4OwAlSC4= 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-313-Ao-nHRIrNGeHCG2F6qKLUg-1; Thu, 25 Jul 2024 10:01:20 +0100 X-MC-Unique: Ao-nHRIrNGeHCG2F6qKLUg-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; Thu, 25 Jul 2024 10:00:41 +0100 Received: from AcuMS.Aculab.com ([::1]) by AcuMS.aculab.com ([::1]) with mapi id 15.00.1497.048; Thu, 25 Jul 2024 10:00:41 +0100 From: David Laight To: 'Linus Torvalds' , Arnd Bergmann CC: "linux-kernel@vger.kernel.org" , "Matthew Wilcox" , Christoph Hellwig , "Andrew Morton" , Andy Shevchenko , Dan Carpenter , "Jason A . Donenfeld" , "pedro.falcato@gmail.com" , Mateusz Guzik , "linux-mm@kvack.org" Subject: RE: [PATCH 4/7] minmax: Simplify signedness check Thread-Topic: [PATCH 4/7] minmax: Simplify signedness check Thread-Index: Adrd1i0k/JcX2h1sSAO9D37F5HIFAAALj27TABqyPTA= Date: Thu, 25 Jul 2024 09:00:41 +0000 Message-ID: <5a129d04e0b84b48ba6c5189a047ac8f@AcuMS.aculab.com> References: <23bdb6fc8d884ceebeb6e8b8653b8cfe@AcuMS.aculab.com> <03601661326c4efba4e618ead15fa0e2@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 X-Stat-Signature: kfzuk5gjqg3qbana7eyfroetzz4hb1tx X-Rspamd-Queue-Id: D73B7180063 X-Rspam-User: X-Rspamd-Server: rspam10 X-HE-Tag: 1721898084-500807 X-HE-Meta: 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 To72SZ+h 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: RnJvbTogTGludXMgVG9ydmFsZHMNCj4gU2VudDogMjQgSnVseSAyMDI0IDIxOjAzDQo+IA0KPiBP biBXZWQsIDI0IEp1bCAyMDI0IGF0IDA5OjQ5LCBBcm5kIEJlcmdtYW5uIDxhcm5kQGtlcm5lbC5v cmc+IHdyb3RlOg0KPiA+DQo+ID4gSSBkb24ndCB1bmRlcnN0YW5kIHdoeSB0aGlzIHJldHVybiAn MCcgZm9yIHVuc2lnbmVkIHR5cGVzLA0KPiA+IHNob3VsZG4ndCB0aGlzIGJlDQo+ID4NCj4gPiAo KGlzX3Vuc2lnbmVkX3R5cGUodHlwZW9mKHgpKSA/IDEgOiBfX2lmX2NvbnN0ZXhwcih4LCAoeCkg KyAwLCAtMSkpID49IDApDQo+IA0KPiBZZXMsIHRoYXQgbG9va3MgbW9yZSBsb2dpY2FsLg0KDQpU aGUgY29uZGl0aW9uIGlzICc+PSAwJyBzbyBpdCBkb2Vzbid0IG1hdHRlciBpZiBpdCBpcyAnMScg b3IgJzAnLg0KDQo+IFBsdXMgd2h5IGRvIHRoYXQgIl9faWZfY29uc3RleHByKHgsICh4KSArIDAs IC0xKSkgPj0gMCkiIHdoZW4gaXQgd291bGQNCj4gYXBwZWFyIHRvIGJlIG1vcmUgbG9naWNhbCB0 byBtb3ZlIHRoZSBjb21wYXJpc29uIGluc2lkZSwgaWUNCj4gDQo+ICAgX19pZl9jb25zdGV4cHIo eCwgKHgpID49IDAsIDApDQoNClRoYXQgZ2l2ZXMgYSAnY29tcGFyaXNvbiBvZiB1bnNpZ25lZCB0 eXBlIGFnYWluc3QgMCBpcyBhbHdheXMgdHJ1ZScgd2FybmluZy4NCihUaGUgY29tcGlsZXIgZ2Vu ZXJhdGVzIHRoYXQgZm9yIGNvZGUgaW4gdGhlIHVudXNlZCBicmFuY2hlcyBvZiBib3RoDQpfX2J1 aWx0aW5fY2hvb3NlX2V4cHIoKSBhbmQgX0dlbmVyaWMoKS4pDQpNb3ZpbmcgdGhlIGNvbXBhcmlz b24gdG8gdGhlIG91dGVyIGxldmVsIHN0b3BzIGFsbCBzdWNoIGNvbXBpbGVyIHdhcm5pbmdzLg0K DQo+IGJ1dCBJIGFsc28gZG9uJ3Qgc2VlIHdoeSB0aGF0ICIrIDAiIGV4aXN0ZWQgaW4gdGhlIG9y aWdpbmFsLiBTbw0KPiB0aGVyZSdzIHByZXN1bWFibHkgc29tZXRoaW5nIEknbSBtaXNzaW5nLg0K DQpJSVJDIGl0IHdhcyB0aGVyZSB0byBjb252ZXJ0IGEgJ2Jvb2wnIHRvICdpbnQnLg0KU29tZXdo ZXJlIHRoZSBpcyBhIG1heChib29sLGJvb2wpIHRoYXQgY291bGQganVzdCBiZSB8Lg0KSWYgbWF5 IG5vdCBiZSBuZWVkZWQgbm93IHRoZSBleHBhbnNpb24gaXMgJyhjb25kID8gMCA6IGJvb2wpID49 IDAnDQpzaW5jZSB0aGUgJ2Jvb2wnIHBpY2tzIHVwIGFuIChpbnQpIGNhc3QgZnJvbSB0aGUgcmVz dWx0IG9mID86Lg0KDQoJRGF2aWQNCg0KPiBJIGRvIGdldCB0aGUgZmVlbGluZyB0aGF0IHRoZSBw cm9ibGVtIGNhbWUgZnJvbSB1cyBiZWluZyBtdWNoIHRvbw0KPiBjbGV2ZXIgd2l0aCBvdXQgbWlu L21heCBtYWNyb3MsIGFuZCBub3cgdGhpcyBzZXJpZXMgaXMgIGRvdWJsaW5nIGRvd24NCj4gaW5z dGVhZCBvZiBzYXlpbmcgIml0IHdhc24ndCByZWFsbHkgd29ydGggaXQiLg0KPiANCj4gICAgICAg ICAgICAgICBMaW51cw0KDQotDQpSZWdpc3RlcmVkIEFkZHJlc3MgTGFrZXNpZGUsIEJyYW1sZXkg Um9hZCwgTW91bnQgRmFybSwgTWlsdG9uIEtleW5lcywgTUsxIDFQVCwgVUsNClJlZ2lzdHJhdGlv biBObzogMTM5NzM4NiAoV2FsZXMpDQo=