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[176.184.8.67]) by smtp.gmail.com with ESMTPSA id d10-20020adfa40a000000b0033953f87085sm414725wra.35.2024.01.24.03.06.35 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 24 Jan 2024 03:06:40 -0800 (PST) Message-ID: <5a1cb4ae-b43c-4ef5-9572-6636a2d787e7@linaro.org> Date: Wed, 24 Jan 2024 12:06:34 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 04/31] docs: mark CRIS support as deprecated Content-Language: en-US To: "Edgar E. Iglesias" , =?UTF-8?Q?Alex_Benn=C3=A9e?= Cc: =?UTF-8?Q?Daniel_P=2E_Berrang=C3=A9?= , qemu-devel@nongnu.org, Alistair Francis , =?UTF-8?Q?C=C3=A9dric_Le_Goater?= , Marcin Juszkiewicz , John Snow , libvir-list@redhat.com, =?UTF-8?Q?Marc-Andr=C3=A9_Lureau?= , qemu-s390x@nongnu.org, Song Gao , Daniel Henrique Barboza , Marcel Apfelbaum , Bastian Koppelmann , Liu Zhiwei , Weiwei Li , Nicholas Piggin , Radoslaw Biernacki , Eduardo Habkost , Cleber Rosa , Paolo Bonzini , Mahmoud Mandour , Thomas Huth , Wainer dos Santos Moschetta , Richard Henderson , Bin Meng , Alexandre Iooss , Xiaojuan Yang , qemu-ppc@nongnu.org, David Hildenbrand , Yanan Wang , Peter Maydell , qemu-riscv@nongnu.org, qemu-arm@nongnu.org, Palmer Dabbelt , Ilya Leoshkevich , Laurent Vivier , Yoshinori Sato , Leif Lindholm , Beraldo Leal , Rabin Vincent References: <20230925144854.1872513-1-alex.bennee@linaro.org> <20230925144854.1872513-5-alex.bennee@linaro.org> <878r8urxxc.fsf@linaro.org> From: =?UTF-8?Q?Philippe_Mathieu-Daud=C3=A9?= In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::432; envelope-from=philmd@linaro.org; helo=mail-wr1-x432.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, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable 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 25/9/23 19:17, Edgar E. Iglesias wrote: > > On Mon, Sep 25, 2023 at 7:00 PM Alex Bennée > wrote: > > > Daniel P. Berrangé > writes: > > > On Mon, Sep 25, 2023 at 03:48:27PM +0100, Alex Bennée wrote: > >> This might be premature but while streamling the avocado tests I > >> realised the only tests we have are "check-tcg" ones. The aging > >> fedora-criss-cross image works well enough for developers but > can't be > >> used in CI as we need supported build platforms to build QEMU. > >> > >> Does this mean the writing is on the wall for this architecture? > >> > >> Signed-off-by: Alex Bennée > > >> Cc: Rabin Vincent > > >> Cc: Edgar E. Iglesias > > >> --- > >>  docs/about/deprecated.rst | 11 +++++++++++ > >>  1 file changed, 11 insertions(+) > >> > >> diff --git a/docs/about/deprecated.rst b/docs/about/deprecated.rst > >> index dc4da95329..7cfe313aa6 100644 > >> --- a/docs/about/deprecated.rst > >> +++ b/docs/about/deprecated.rst > >> @@ -399,6 +399,17 @@ Specifying the iSCSI password in plain text > on the command line using the > >>  used instead, to refer to a ``--object secret...`` instance > that provides > >>  a password via a file, or encrypted. > >> > >> +TCG CPUs > >> +-------- > >> + > >> +CRIS CPU architecture (since 8.1) > >> +''''''''''''''''''''''''''''''''' > >> + > >> +The CRIS architecture was pulled from Linux in 4.17 and the > compiler > >> +is no longer packaged in any distro making it harder to run the > >> +``check-tcg`` tests. Unless we can improve the testing > situation there > >> +is a chance the code will bitrot without anyone noticing. > > > > Deprecated is generally a warning that we intend to delete the > > feature.   If we're just going to relegate it to untested > > status (what I'd call "tier 3" quality), then we should document > > that elsewhere.  I don't mind which way we go. > > We do have reasonably good coverage with tests/tcg/cris but of course > without a compiler we can't build them. > > Both nios2 and microblaze have build-toolchain scripts which can be used > to re-create containers. However my preference is having pre-built > toolchains hosted by others like we do for loongarch, hexagon, xtensa > and tricore. Then the docker image can simply curl them into an image. > > > Yeah, I guess it's time to deprecate it... Is that an informal Acked-by? (: > > Cheers, > Edgar