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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (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 B5CD2CAC5BB for ; Fri, 10 Oct 2025 08:47:36 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1v78lx-0005ei-8N; Fri, 10 Oct 2025 04:46:45 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1v78lv-0005eL-9u for qemu-devel@nongnu.org; Fri, 10 Oct 2025 04:46:43 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1v78ls-0002fm-L4 for qemu-devel@nongnu.org; Fri, 10 Oct 2025 04:46:43 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1760085997; h=from:from:reply-to: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=+IKOq++wEKoMyzTQJBrM58Mp6NLyJoDaqf9CbrRpyHw=; b=cHxywZ/h46e5jRZ4RxUk/q4495+y8+vvZXAPaZnqWL3munyw0QoEUJSZxn0WaA9de2Lg7z gTmHFhI7pL/3QCpDE74A+EWKgGWrBEfX/qNfLt6YoocRbZ2yMtFzRp3hxCezmfmiKu+MNw J2o/3O7RWbriYG3XTjJCNVxQXHzA9hA= Received: from mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-562-GYLyXGrXOo66CwQV2-VWKA-1; Fri, 10 Oct 2025 04:46:30 -0400 X-MC-Unique: GYLyXGrXOo66CwQV2-VWKA-1 X-Mimecast-MFC-AGG-ID: GYLyXGrXOo66CwQV2-VWKA_1760085987 Received: from mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.111]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 3A766180057F; Fri, 10 Oct 2025 08:46:26 +0000 (UTC) Received: from redhat.com (unknown [10.42.28.177]) by mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id EFC6B180035E; Fri, 10 Oct 2025 08:46:20 +0000 (UTC) Date: Fri, 10 Oct 2025 09:46:17 +0100 From: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= To: Philippe =?utf-8?Q?Mathieu-Daud=C3=A9?= Cc: qemu-devel@nongnu.org, Alex =?utf-8?Q?Benn=C3=A9e?= , Thomas Huth , Paolo Bonzini , Richard Henderson , =?utf-8?Q?Marc-Andr=C3=A9?= Lureau , devel@lists.libvirt.org, Jiaxun Yang , Aleksandar Rikalo , Riku Voipio , Huacai Chen , Aurelien Jarno Subject: Re: [PATCH v2 7/7] buildsys: Remove support for 32-bit MIPS hosts Message-ID: References: <20251009195210.33161-1-philmd@linaro.org> <20251009195210.33161-8-philmd@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20251009195210.33161-8-philmd@linaro.org> User-Agent: Mutt/2.2.14 (2025-02-20) X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.111 Received-SPF: pass client-ip=170.10.133.124; envelope-from=berrange@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -24 X-Spam_score: -2.5 X-Spam_bar: -- X-Spam_report: (-2.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.438, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Thu, Oct 09, 2025 at 09:52:10PM +0200, Philippe Mathieu-Daudé wrote: > Stop detecting 32-bit MIPS host as supported, update the > deprecation document. See previous commit for rationale. > > Signed-off-by: Philippe Mathieu-Daudé > --- > docs/about/deprecated.rst | 13 +++++-------- > docs/about/removed-features.rst | 6 ++++++ > configure | 7 ------- > 3 files changed, 11 insertions(+), 15 deletions(-) > > diff --git a/docs/about/deprecated.rst b/docs/about/deprecated.rst > index 67e527740c0..79cc34cfeb6 100644 > --- a/docs/about/deprecated.rst > +++ b/docs/about/deprecated.rst > @@ -172,17 +172,14 @@ This argument has always been ignored. > Host Architectures > ------------------ > > -Big endian MIPS since 7.2; 32-bit little endian MIPS since 9.2, MIPS since 11.0 Did 'Big endian MIPS' refer to 32-bit, or both 32 & 64-bit ? I'm guessing it was only 32-bit BE, given the heading of your removed-features.txt change. But then did "MIPS since 11.0" refer to 64-bit little endian only, or both big & little endian for 64-bit ? Given the wide variety of things all ambiguously called "MIPS", its worth being explicit.... > -''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' > +MIPS (since 11.0) > +''''''''''''''''' ...so if this is 64-bit MIPS, big & little endian, lets say so > > -As Debian 10 ("Buster") moved into LTS the big endian 32 bit version of > -MIPS moved out of support making it hard to maintain our > -cross-compilation CI tests of the architecture. As we no longer have > -CI coverage support may bitrot away before the deprecation process > +MIPS is not supported by Debian 13 ("Trixie") and newer, making it hard to > +maintain our cross-compilation CI tests of the architecture. As we no longer > +have CI coverage support may bitrot away before the deprecation process > completes. > > -Likewise, MIPS is not supported by Debian 13 ("Trixie") and newer. > - > System emulation on 32-bit x86 hosts (since 8.0) > '''''''''''''''''''''''''''''''''''''''''''''''' > > diff --git a/docs/about/removed-features.rst b/docs/about/removed-features.rst > index a5338e44c24..53829f59e65 100644 > --- a/docs/about/removed-features.rst > +++ b/docs/about/removed-features.rst > @@ -896,6 +896,12 @@ work around the atomicity issues in system mode by running all vCPUs > in a single thread context; in user mode atomicity was simply broken. > From 10.0, QEMU has disabled configuration of 64-bit guests on 32-bit hosts. > > +32-bit MIPS (since 11.0) > +'''''''''''''''''''''''' > + > +Debian 12 "Bookworm" removed support for 32-bit MIPS, making it hard to > +maintain our cross-compilation CI tests of the architecture. > + > Guest Emulator ISAs > ------------------- > > diff --git a/configure b/configure > index 6a633ac2b16..8236f43e8f9 100755 > --- a/configure > +++ b/configure > @@ -404,8 +404,6 @@ elif check_define _ARCH_PPC ; then > elif check_define __mips__ ; then > if check_define __mips64 ; then > cpu="mips64" > - else > - cpu="mips" > fi > elif check_define __s390__ ; then > if check_define __s390x__ ; then > @@ -473,11 +471,6 @@ case "$cpu" in > host_arch=mips > linux_arch=mips > ;; > - mips*) > - cpu=mips > - host_arch=mips > - linux_arch=mips > - ;; > > ppc) > host_arch=ppc > -- > 2.51.0 > With regards, Daniel -- |: https://berrange.com -o- https://www.flickr.com/photos/dberrange :| |: https://libvirt.org -o- https://fstop138.berrange.com :| |: https://entangle-photo.org -o- https://www.instagram.com/dberrange :|