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([2001:b07:6468:f312:5e2c:eb9a:a8b6:fd3e]) by smtp.gmail.com with ESMTPSA id v20sm1014701edt.3.2021.01.23.10.13.51 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 23 Jan 2021 10:13:52 -0800 (PST) Subject: Re: [PATCH v3 0/4] meson: Try to clarify TCG / TCI options for new users To: =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= , qemu-devel@nongnu.org References: <20210122133004.1913923-1-philmd@redhat.com> From: Paolo Bonzini Message-ID: Date: Sat, 23 Jan 2021 19:13:51 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.6.0 MIME-Version: 1.0 In-Reply-To: <20210122133004.1913923-1-philmd@redhat.com> Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=pbonzini@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=63.128.21.124; envelope-from=pbonzini@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -29 X-Spam_score: -3.0 X-Spam_bar: --- X-Spam_report: (-3.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.165, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, NICE_REPLY_A=-0.001, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, 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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Stefan Weil , Thomas Huth , Richard Henderson , "Daniel P . Berrange" Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 22/01/21 14:30, Philippe Mathieu-Daudé wrote: > Since v2: > - Included Thomas suggestions > > Some new users get confused between 'TCG' and 'TCI' and enable > TCI when TCG is better for they needs. Try to clarify it is > better to not use TCI when native backend is available. > > Note, before Meson, warnings were summarized at the end of > ./configure. Now they are displayed earlier, and likely > missed IMHO. No clue how to improve that :/ > > Based-on: <20210121095616.1471869-1-philmd@redhat.com> > > Philippe Mathieu-Daudé (4): > meson: Explicit TCG backend used > meson: Warn when TCI is selected but TCG backend is available > configure: Improve TCI feature description > configure: Reword --enable-tcg-interpreter as --disable-native-tcg > > configure | 5 +++-- > meson.build | 11 +++++++++-- > 2 files changed, 12 insertions(+), 4 deletions(-) > This will have to be reworked because the TCI option is moved to Meson in the pull request I have just sent, but patches 1-3 are good in concept. Paolo