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([2001:b07:6468:f312:5e2c:eb9a:a8b6:fd3e]) by smtp.gmail.com with ESMTPSA id d23sm2984793ejc.4.2021.08.06.08.47.38 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 06 Aug 2021 08:47:39 -0700 (PDT) Subject: Re: [PATCH 1/6] docs/about/removed-features: Document removed CLI options from QEMU v2.12 To: Thomas Huth , qemu-devel@nongnu.org References: <20210806151012.103108-1-thuth@redhat.com> <20210806151012.103108-2-thuth@redhat.com> From: Paolo Bonzini Message-ID: Date: Fri, 6 Aug 2021 17:47:38 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: <20210806151012.103108-2-thuth@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: 7bit Received-SPF: pass client-ip=170.10.133.124; envelope-from=pbonzini@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -60 X-Spam_score: -6.1 X-Spam_bar: ------ X-Spam_report: (-6.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.7, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, NICE_REPLY_A=-2.619, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-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: Peter Maydell , "Daniel P . Berrange" Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 06/08/21 17:10, Thomas Huth wrote: > + > +``-no-kvm-pit`` (removed in 2.12) > +''''''''''''''''''''''''''''''''' > + > +There is no replacement, since this was just a dummy option that has been > +ignored. The same effect (plus also disabling the KVM IOAPIC) can be obtained with "-machine kernel_irqchip=split". > It still can be requested explicitly using > +``-global kvm-pit.lost_tick_policy=discard``. The right one is "delay" (it's wrong in the wiki), while discard corresponded to -no-kvm-pit-reinjection Paolo