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 9544BC6379F for ; Fri, 13 Jan 2023 21:07:26 +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-Type: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Subject:From:Cc:To:In-Reply-To:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:References:List-Owner; bh=l1t/vnmg4k8VaLO/9Wt8XE/jG1Umc13CUueriISdoZw=; b=g1M2KU281GBRKeEoxr2+7MPpbd nR5Lz/493X6z/Wl7qytsrtxFfKJO8ra6aT20f0UZuRkEE267sKzyBgc2U++ea21waq7ei1YRlOw87 saxGOvur46edoMx+8CZ6mBP2B3o66iPflPDVHCHNBoYukXa0a4qGRE02ObhNEPENu/6ACb+LtiI90 u+UKT/Konbl2XFRANgFelCGPOAyZBXbrmWsnN3/2GWwXmjedmMMqtaC9ROSbhMev2IaeNaeRtlfzZ JSL3kPnK8k5bqzQFxjVTtNR1q6vOEpDMQQUuyFGhVJCLaxyx8+g7p9dta71jE6qdzJlbLE8BHaKrA cA9e6Clg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pGRFn-004Tac-B5; Fri, 13 Jan 2023 21:06:23 +0000 Received: from outpost1.zedat.fu-berlin.de ([130.133.4.66]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pGRFj-004TYn-VG for linux-arm-kernel@lists.infradead.org; Fri, 13 Jan 2023 21:06:21 +0000 Received: from inpost2.zedat.fu-berlin.de ([130.133.4.69]) by outpost.zedat.fu-berlin.de (Exim 4.95) with esmtps (TLS1.3) tls TLS_AES_256_GCM_SHA384 (envelope-from ) id 1pGRFJ-003iiV-Uf; Fri, 13 Jan 2023 22:05:53 +0100 Received: from dynamic-078-054-173-160.78.54.pool.telefonica.de ([78.54.173.160] helo=[192.168.1.11]) by inpost2.zedat.fu-berlin.de (Exim 4.95) with esmtpsa (TLS1.3) tls TLS_AES_128_GCM_SHA256 (envelope-from ) id 1pGRFJ-000YOn-O5; Fri, 13 Jan 2023 22:05:53 +0100 Message-ID: Date: Fri, 13 Jan 2023 22:05:52 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.6.1 Content-Language: en-US In-Reply-To: To: Ard Biesheuvel Cc: "Luck, Tony" , "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 From: John Paul Adrian Glaubitz Subject: Re: ia64 removal (was: Re: lockref scalability on x86-64 vs cpu_relax) X-Original-Sender: glaubitz@physik.fu-berlin.de X-Originating-IP: 78.54.173.160 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230113_130620_187055_22AD9BC3 X-CRM114-Status: UNSURE ( 7.69 ) X-CRM114-Notice: Please train this message. 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-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hello Ard! > Can I take that as an ack on [0]? The EFI subsystem has evolved > substantially over the years, and there is really no way to do any > IA64 testing beyond build testing, so from that perspective, dropping > it entirely would be welcomed. ia64 is regularly tested in Debian and Gentoo [1][2]. Debian's ia64 porterbox yttrium runs a recent kernel without issues: root@yttrium:~# uname -a Linux yttrium 5.19.0-2-mckinley #1 SMP Debian 5.19.11-1 (2022-09-24) ia64 GNU/Linux root@yttrium:~# root@yttrium:~# journalctl -b|head -n10 Nov 14 14:46:10 yttrium kernel: Linux version 5.19.0-2-mckinley (debian-kernel@lists.debian.org) (gcc-11 (Debian 11.3.0-6) 11.3.0, GNU ld (GNU Binutils for Debian) 2.39) #1 SMP Debian 5.19.11-1 (2022-09-24) Nov 14 14:46:10 yttrium kernel: efi: EFI v2.10 by HP Nov 14 14:46:10 yttrium kernel: efi: SALsystab=0xdfdd63a18 ESI=0xdfdd63f18 ACPI 2.0=0x3d3c4014 HCDP=0xdffff8798 SMBIOS=0x3d368000 Nov 14 14:46:10 yttrium kernel: PCDP: v3 at 0xdffff8798 Nov 14 14:46:10 yttrium kernel: earlycon: uart8250 at I/O port 0x4000 (options '115200n8') Nov 14 14:46:10 yttrium kernel: printk: bootconsole [uart8250] enabled Nov 14 14:46:10 yttrium kernel: ACPI: Early table checksum verification disabled Nov 14 14:46:10 yttrium kernel: ACPI: RSDP 0x000000003D3C4014 000024 (v02 HP ) Nov 14 14:46:10 yttrium kernel: ACPI: XSDT 0x000000003D3C4580 000124 (v01 HP RX2800-2 00000001 01000013) Nov 14 14:46:10 yttrium kernel: ACPI: FACP 0x000000003D3BE000 0000F4 (v03 HP RX2800-2 00000001 HP 00000001) root@yttrium:~# Same applies to the buildds: root@lifshitz:~# uname -a Linux lifshitz 6.0.0-4-mckinley #1 SMP Debian 6.0.8-1 (2022-11-11) ia64 GNU/Linux root@lifshitz:~# root@lenz:~# uname -a Linux lenz 6.0.0-4-mckinley #1 SMP Debian 6.0.8-1 (2022-11-11) ia64 GNU/Linux root@lenz:~# EFI works fine as well using the latest version of GRUB2. Thanks, Adrian > [1] https://cdimage.debian.org/cdimage/ports/snapshots/ > [2] https://mirror.yandex.ru/gentoo-distfiles//releases/ia64/autobuilds/ _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel