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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id EE057C3DA78 for ; Fri, 13 Jan 2023 21:04:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:In-Reply-To:References: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=8qXoQUeP+wIJRWsXlO7AkMsuwxffbppaZwcEXnsFRbo=; b=maDbkr5IQxAff5 Fhruxqhmzo7q43Tv1RuwFFQRuNIaDaSkcntT3gnHPgrB6ShmKO4FTXJ7MYUXJE1BDrJtfDPdWdYQ2 Ramr2H4Ymgv0r1nXxLKsVqHnQTf1XeaDB3NJIaHkfU/PjlVixyeLYgAR4lPjVLlMIty/hJdaJGCDi 79DzNhQieiBjbORdMX67yu3ZdjDv/0rdHyNPm8ljsWWxKDjiMkiF5oLHC9nF2r5i4MZLCLMtiPdJO 0YNsTZHLkAS0uwAypIBIZ3QHzeHyHPPCEi8XV2Eh1C0gEO8e0MEpFkJj/ZnrKM+Cw8R9MPabLWwQI FRzHJqGh309d8U4fuFPw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pGRCm-004SbF-It; Fri, 13 Jan 2023 21:03:17 +0000 Received: from mga11.intel.com ([192.55.52.93]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pGRCi-004SXH-Jn for linux-arm-kernel@lists.infradead.org; Fri, 13 Jan 2023 21:03:14 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1673643792; x=1705179792; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-transfer-encoding:mime-version; bh=nXdiljVNiGX/bR+zYZIhtNBfAIf0HyRGtQJvisBStLo=; b=iwWfrCmj19Hkujj173zwTMr5M+bZevZltR3viU7T6GIN9FGvHBU+jYiM MeK0l6KDplYYvdKEEGGVjt8M1CxZvZpDFIIyaqQXQV8vrZteGifgyeeaO 4NU9uejgDPK7DphDrVHhl7pghzC1/RX9AwWalf+LeCWhZACpjfRJw5UEx kdVjqFjIcdBqKRLCp8WJIV7A8qMRE2W3NmwIPE9iGty/FIcf3TpcLCHfu ohmcF6/hxfFsxNQ9/C8z/xeWPN0TVkI2a+ZhmGIQGOn4TpotDygq/tr5G 6pSIED1Ha1zydVOGYXRLiJbMNIjfD8ruOBZa86G4z2dFAWa7ZnY+YiPgw w==; X-IronPort-AV: E=McAfee;i="6500,9779,10589"; a="321796010" X-IronPort-AV: E=Sophos;i="5.97,214,1669104000"; d="scan'208";a="321796010" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Jan 2023 13:03:09 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10589"; a="832193746" X-IronPort-AV: E=Sophos;i="5.97,214,1669104000"; d="scan'208";a="832193746" Received: from fmsmsx601.amr.corp.intel.com ([10.18.126.81]) by orsmga005.jf.intel.com with ESMTP; 13 Jan 2023 13:03:08 -0800 Received: from fmsmsx612.amr.corp.intel.com (10.18.126.92) by fmsmsx601.amr.corp.intel.com (10.18.126.81) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.16; Fri, 13 Jan 2023 13:03:08 -0800 Received: from FMSEDG603.ED.cps.intel.com (10.1.192.133) by fmsmsx612.amr.corp.intel.com (10.18.126.92) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.16 via Frontend Transport; Fri, 13 Jan 2023 13:03:08 -0800 Received: from NAM12-BN8-obe.outbound.protection.outlook.com (104.47.55.171) by edgegateway.intel.com (192.55.55.68) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.16; Fri, 13 Jan 2023 13:03:07 -0800 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=F+BvOA5XSxEXM7+NFnazo5BJT1q2S96qHQ7a91n38E9ubayrkYuZFiMbOQJ493Thont63PRkU4/ck/HJl4wZUcttG1Za/GcOw/NPxlVYktoEGVIxjMbV5aWTua1bxi+3aI7sodtY9rfpxp0uYQgMIrL65K+vXHmK4A8F6QE1+o31CINa5FZ6ycLCwKBAGU/XmsBznm2KeGGL6DWWDL4nMkT9OCMCgRc7qyTvgU6yAhDdCdsir7O7nJsXZ/teboYc/RWOKffgyzDPdThLuWqMU7Ugi+TMroNiTYM+GOPv5OZBxrwsLiQ/uCpRlVroG+2Zzy/WyKyvybfl2kOLdFbTtQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=nXdiljVNiGX/bR+zYZIhtNBfAIf0HyRGtQJvisBStLo=; b=MrVIr8mBiJf33zFuTNirZX4wl0cmxCngWV/D9cCMJh85iAZuxzHw3/ZJl56ii0jTxkEMXtV12fj3+ErmbmWNpLhYSvcdlcLXtkDsMj3Ydfjcv6UzuUIXg0KLd7rvfT7j09KO1cBNP7xK4JEbLwBRnMjn8e2DowZaWZClvSTMj/AlvqmDas7MFysHKWzUm6gZxDJPW7wb46NMu+5lkXdnwLp2LgN3Ao/0jmQryBuFKn0yDkCqMqCl2JeiupredPedaMIFKmqvj0BykGfttBmsbPsbXY2lDbYdIvy+vvIZYXfYxaCsWHShGXFqTn7corR/QqTMsekRhJPP39eeZ5EC5w== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=intel.com; dmarc=pass action=none header.from=intel.com; dkim=pass header.d=intel.com; arc=none Received: from SJ1PR11MB6083.namprd11.prod.outlook.com (2603:10b6:a03:48a::9) by SJ0PR11MB4829.namprd11.prod.outlook.com (2603:10b6:a03:2d3::22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5986.19; Fri, 13 Jan 2023 21:03:03 +0000 Received: from SJ1PR11MB6083.namprd11.prod.outlook.com ([fe80::3c14:aeca:37e2:c679]) by SJ1PR11MB6083.namprd11.prod.outlook.com ([fe80::3c14:aeca:37e2:c679%6]) with mapi id 15.20.5986.018; Fri, 13 Jan 2023 21:03:03 +0000 From: "Luck, Tony" To: Jessica Clarke , Ard Biesheuvel CC: "Torvalds, Linus" , Mateusz Guzik , linux-arch , Catalin Marinas , Will Deacon , Michael Ellerman , "linux-fsdevel@vger.kernel.org" , "viro@zeniv.linux.org.uk" , Jan Glauber , Linux ARM , linuxppc-dev Subject: RE: ia64 removal (was: Re: lockref scalability on x86-64 vs cpu_relax) Thread-Topic: ia64 removal (was: Re: lockref scalability on x86-64 vs cpu_relax) Thread-Index: AQHZJyR/hg4pL/N6e0ad2k2xs4MPaK6c0rqAgAACirA= Date: Fri, 13 Jan 2023 21:03:03 +0000 Message-ID: References: In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=intel.com; x-ms-publictraffictype: Email x-ms-traffictypediagnostic: SJ1PR11MB6083:EE_|SJ0PR11MB4829:EE_ x-ms-office365-filtering-correlation-id: 1a240220-0744-46c9-d541-08daf5a98fa3 x-ld-processed: 46c98d88-e344-4ed4-8496-4ed7712e255d,ExtAddr x-ms-exchange-senderadcheck: 1 x-ms-exchange-antispam-relay: 0 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 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 x-forefront-antispam-report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:SJ1PR11MB6083.namprd11.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230022)(39860400002)(346002)(376002)(136003)(396003)(366004)(451199015)(6506007)(26005)(9686003)(186003)(64756008)(71200400001)(7696005)(38100700002)(82960400001)(122000001)(478600001)(38070700005)(86362001)(55016003)(83380400001)(33656002)(4744005)(52536014)(7416002)(5660300002)(8936002)(66946007)(66556008)(4326008)(76116006)(66476007)(2906002)(8676002)(316002)(66446008)(110136005)(54906003)(41300700001);DIR:OUT;SFP:1102; x-ms-exchange-antispam-messagedata-chunkcount: 1 x-ms-exchange-antispam-messagedata-0: =?us-ascii?Q?kMv9lTS3DURNW8qZddBR6X0pgrI5yk08WzlPbCE1xWQkvKpFdAJEbb8KiHy6?= =?us-ascii?Q?oagddOltWQJaa3vQN13qowidXLvyqg9dj/fBtuf+nrRQAPU9EHvHTNaf5/Vr?= =?us-ascii?Q?KtNaWhN6z6nRcXXuSBWYSzbWZNxEt4I6NpMes4PT2LkDMMwI7H+CaTjjnhBC?= =?us-ascii?Q?Fm9y9FYjq+A0j1IHY9AUavAFy+lCFfYT7/D9Y8BfijtO3HcoxHrSyVPQ5kFK?= =?us-ascii?Q?ceBsaEWXkkXQ/hQPDawfR3GLjGvharlwTm/gDQy/lTtrXvD+NJZhKma+Dfs5?= =?us-ascii?Q?ruNHCY9jaX8VeG9KmP1q5FEYe8jQGOctYoHto1LDEjAEqD3GQCmGT1uKQo+j?= =?us-ascii?Q?WFfNcbcrznsVEl1Efxdni014p2aVqZPTUMwv6tj77rYmmfNbxfP4+95cmAm5?= =?us-ascii?Q?CWybJQWN9R7cPQweJHVPVOVhi/HdxutK8uoLFTWGRIIzBsjERqki6+13dlXU?= =?us-ascii?Q?Terewz7ZKat/0bZ+N9fzqGhOIu+OAl+AOCwHEDGWJWt3w9xhv71IWOnUNS8E?= =?us-ascii?Q?pVjGCDgiw8osq2aVJ2ZFv3g2Qva9YvPk+MTQfz+wMVabvlWFaI4mGYm8c632?= =?us-ascii?Q?M3b4o4MovuVA1a9nK0YEDss4GqZhW9Ql3XS8YQVcVnuIdEaAJtZEAA0MQ2a9?= =?us-ascii?Q?vlmV10HBLtAxmK9PcUigHm/+bsw3wHWOFEX9y22RASVoHSAoWSdKEDayRWv7?= =?us-ascii?Q?1rm5BhsPEKGmLs6CPMS26vIZNXawm1rQ/oQUUWR54A40iYS/dHHPlgd7sLIl?= =?us-ascii?Q?xImJK0AUIkw6E5l2lOP545ltG1k3UW4MxRJOKVy6bafodI8wmFs0BzRvIgyx?= =?us-ascii?Q?v6seda1lbC/3I9gSEYcHGb8f9qvYQjzQ7BJJQ1pbmPGeeca1XKu4nM7cstyh?= =?us-ascii?Q?kLLLuxnZwtlrD5Y0xCSzcCtc+0P2UYUVyrixhXhILYK4ElFV7CeGERCEY+G3?= =?us-ascii?Q?4x9fO4aos1cegk2+VnUt6J4XBTNu+KMcY67OWKKLgBVjTXIVJ9rWDEEzcL/j?= =?us-ascii?Q?H9W+614JmJWe/8dIIwPZEUAWrOJB11NPzf8XbciJQprUiHy2MrWph9OK69od?= =?us-ascii?Q?g8BrwifrOxJK0iqS2fz6FGkRONLopNRCMOaERRxOpYu7uNy/208KVcy+JPVP?= =?us-ascii?Q?HbLiVfordC8A2OWhKhmf3Q7ENRtxgXt8IBvWkGq7jPthl19ljG84DbuDftDZ?= =?us-ascii?Q?Df7GaQP2RA9efFwJ2OHHbP0cbB4AR5r3bgRcuhWscg3sWKHGl0jGUqOCZHN/?= =?us-ascii?Q?0DlU7ifBJ15dyIvFaAcWoi6Cl1k+eJhrFru8UCUydQf1IWLswLPW6JQbco/E?= =?us-ascii?Q?vaBB9K5KpbM4x9GUcy7qfI3E5av/dK9HyJ+RgtUCYM/57EgqInUj1MECge/9?= =?us-ascii?Q?qWe9UnYec0DCc+wuLoA8HYbE0ns6aVJF92URCmS9HbxAsoEi9S6sxq9yIMDO?= =?us-ascii?Q?cXnPh1jVRqHEBwK28cX2IrWMwHSxQ4pBrTWfE+V6IPVbB47zbjR6CNRwXASq?= =?us-ascii?Q?I2KMQEILy+2G0xhGIzCir9DJImBQl4fn8QyvFlkb+Iw6G8vIW5mEBoZv/vJA?= =?us-ascii?Q?ZC74rUMQKKtQfvLvJSCJH6jYUafF0tR3Qo4ohsKv?= MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: SJ1PR11MB6083.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 1a240220-0744-46c9-d541-08daf5a98fa3 X-MS-Exchange-CrossTenant-originalarrivaltime: 13 Jan 2023 21:03:03.4347 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: iP+WoKMuNmzfW4VBvxRLXk0s8OaSIK3TWsGgHsXBnA7Rb+9dQmnjX4+KAcJTwb20eJFmuUZ+udwrovPao+s4Cw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ0PR11MB4829 X-OriginatorOrg: intel.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230113_130312_735337_3557CD86 X-CRM114-Status: GOOD ( 11.17 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org > For what it's worth, Debian and Gentoo both have ia64 ports with active > users (6.1 looks like it currently fails to build in Debian due to a > minor packaging issue, but various versions of 6.0 were built and > published, and one of those is running on the one ia64 Debian builder I > personally have access to). Jess, So dropping ia64 from the upstream kernel won't just save time of kernel developers. It will also save time for the folks keeping Debian and Gentoo ports up and running. Are there people actually running production systems on ia64 that also update to v6.x kernels? If so, why? Just scrap the machine and replace with almost anything else. You'll cover the cost of the new machine in short order with the savings on your power bill. -Tony _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel