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 7DB0AD1039A for ; Mon, 28 Oct 2024 13:37:22 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1t5PvS-0005qs-PY; Mon, 28 Oct 2024 09:36:54 -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 1t5PvR-0005qX-AW for qemu-devel@nongnu.org; Mon, 28 Oct 2024 09:36:53 -0400 Received: from mail-pj1-x1031.google.com ([2607:f8b0:4864:20::1031]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1t5PvM-0004T3-Sk for qemu-devel@nongnu.org; Mon, 28 Oct 2024 09:36:53 -0400 Received: by mail-pj1-x1031.google.com with SMTP id 98e67ed59e1d1-2e2bd0e2c4fso3399042a91.3 for ; Mon, 28 Oct 2024 06:36:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1730122604; x=1730727404; darn=nongnu.org; h=content-transfer-encoding:in-reply-to:from:cc:content-language :references:to:subject:user-agent:mime-version:date:message-id:from :to:cc:subject:date:message-id:reply-to; bh=PHRfrTrnpftClJsLyL4P6uD4ixuzVq64/uHGMFx0JYQ=; b=RW2tdhB/WYO/WCvRf+1X8UWh9PH0Y9f0BFw3tnutFxV4tsadAm70OIDatrmw5u+bmB /zyng4RGOaR4kG2S2ahVgwqq62tc4F4paWPFUmlui8Jy7clLoaM0k8EHNypCRanvrhOj mjSy3srPRIoZa6Dn22c1Ui/0t5Vhwrqd31z0Llnbh5Q55Y7DQI4dXPP91Mi1fIN7kUT1 AL78KOVwIYQSMAYfO33yLanC8mh5npzmyDEvCmhGQLaVXOCrG1QQzYWeUYnFA92k06aH bhMsH6cWJvpmiwCWCyB9Hc1wes0DP95orKDo/eOKG31BSXye1wsKCFp0jpUvvQf2pQeG hLZw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1730122604; x=1730727404; h=content-transfer-encoding:in-reply-to:from:cc:content-language :references:to:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=PHRfrTrnpftClJsLyL4P6uD4ixuzVq64/uHGMFx0JYQ=; b=lsS2Fl8aouEE7bc0qM4ccs52abIIjcw/SIDwKExu/8OyNBNNGpuYbtgvr74jnet04u 7LmjOWKyEQIjFpb2RxS9Rffo5CIqVZJq4LDOEbZjW2MKkaC3VySurb/egokiDTpxZaTd mDjlfmfYpzzOVZ7flw9MY/nDTN8kM8XwoaiEUZZmixjKoPe1X0vH4breI53acc5nt5ay w1E4tPtQdBQwXxw3OzMBYw6fWa8UIbjQMiBeh7FCFnytcCDQ1+Z3UkOWZsntMPeOIeju UvVCeXL9ZRarjSWOQNVYXuM50Nf4dcOFWaz43jPWJMEY9DkWZM6aO0fGv4NWC5/4iqRb VGFw== X-Forwarded-Encrypted: i=1; AJvYcCVeZifO0+hExvF88E7jMhsx1Gd8/RjtqfKzkGyc6fXV1PElq47AUTZGYv/weBBpILn9IEMbZrhIM7OA@nongnu.org X-Gm-Message-State: AOJu0YzIJD8am+nRQOc0pr2kqPXiogREPtd1o6W68h7BSfYV6x5LRQkO XHjOjlB4Irh/8aKjT/PkLhCiZVxFWsUjH+V4FplgNijRCMdZ8JCh+1LXw950pAI= X-Google-Smtp-Source: AGHT+IGqtbSlqdp4wPacrnqeVV87BTU8phDXP8TRZjY7I6qKD+rdoJobkjsMuHGG1GBMcwsg2JErsg== X-Received: by 2002:a17:90a:f2d8:b0:2e2:7f8f:3ad7 with SMTP id 98e67ed59e1d1-2e8f0f52f4bmr10194785a91.7.1730122604073; Mon, 28 Oct 2024 06:36:44 -0700 (PDT) Received: from [192.168.100.49] ([45.176.88.169]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2e8e3771775sm7165409a91.49.2024.10.28.06.36.41 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 28 Oct 2024 06:36:43 -0700 (PDT) Message-ID: Date: Mon, 28 Oct 2024 10:36:40 -0300 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] configure, meson: deprecate 32-bit MIPS To: Paolo Bonzini , qemu-devel@nongnu.org References: <20241028082416.265437-1-pbonzini@redhat.com> Content-Language: en-US Cc: Michael Tokarev , Jiaxun Yang , Aurelien Jarno , Aleksandar Rikalo , Huacai Chen From: =?UTF-8?Q?Philippe_Mathieu-Daud=C3=A9?= In-Reply-To: <20241028082416.265437-1-pbonzini@redhat.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::1031; envelope-from=philmd@linaro.org; helo=mail-pj1-x1031.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=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: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On 28/10/24 05:24, Paolo Bonzini wrote: > The mipsel architecture is not available in Debian Trixie, and it will > likely be a hard failure as soon as we drop support for the old Rust > toolchain in Debian Bookworm. Prepare by deprecating 32-bit little > endian MIPS in QEMU 9.2. > > Signed-off-by: Paolo Bonzini > --- > docs/about/build-platforms.rst | 2 +- > docs/about/deprecated.rst | 12 ++++++++---- > meson.build | 8 ++++++++ > 3 files changed, 17 insertions(+), 5 deletions(-) > > diff --git a/docs/about/build-platforms.rst b/docs/about/build-platforms.rst > index 8fd7da140a3..b779eb54934 100644 > --- a/docs/about/build-platforms.rst > +++ b/docs/about/build-platforms.rst > @@ -41,7 +41,7 @@ Those hosts are officially supported, with various accelerators: > - Accelerators > * - Arm > - kvm (64 bit only), tcg, xen > - * - MIPS (little endian only) > + * - MIPS (64 bit little endian only) > - kvm, tcg > * - PPC > - kvm, tcg > diff --git a/docs/about/deprecated.rst b/docs/about/deprecated.rst > index ce38a3d0cf0..f3f4cd4059f 100644 > --- a/docs/about/deprecated.rst > +++ b/docs/about/deprecated.rst > @@ -164,15 +164,19 @@ property types. > Host Architectures > ------------------ > > -BE MIPS (since 7.2) > -''''''''''''''''''' > +Big endian MIPS since 7.2; 32-bit little endian MIPS since 9.2 > +'''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' > > 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 > -completes. The little endian variants of MIPS (both 32 and 64 bit) are > -still a supported host architecture. > +completes. > + > +Likewise, the little endian variant of 32 bit MIPS is not supported by > +Debian 13 ("Trixie") and newer. > + > +64 bit little endian MIPS is still a supported host architecture. > > System emulation on 32-bit x86 hosts (since 8.0) > '''''''''''''''''''''''''''''''''''''''''''''''' > diff --git a/meson.build b/meson.build > index 5e2b0fb82b2..110e93f84e9 100644 > --- a/meson.build > +++ b/meson.build > @@ -4721,6 +4721,14 @@ if host_arch == 'unknown' > message('configure has succeeded and you can continue to build, but') > message('QEMU will use a slow interpreter to emulate the target CPU.') > endif > +elif host_arch == 'mips' > + message() > + warning('DEPRECATED HOST CPU') > + message() > + message('Support for CPU host architecture ' + cpu + ' is going to be') > + message('dropped as soon as the QEMU project stops supporting Debian 12') > + message('("Bookworm"). Going forward, the QEMU project will not guarantee') > + message('that QEMU will compile or work on this host CPU.') > endif > > if not supported_oses.contains(host_os) Reviewed-by: Philippe Mathieu-Daudé