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[62.83.194.64]) by smtp.gmail.com with ESMTPSA id r18sm5330997wrt.76.2021.08.10.05.02.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Aug 2021 05:02:52 -0700 (PDT) From: Juan Quintela To: "Dr. David Alan Gilbert (git)" Subject: Re: [PATCH] audio: Never send migration section In-Reply-To: <20210809170956.78536-1-dgilbert@redhat.com> (David Alan Gilbert's message of "Mon, 9 Aug 2021 18:09:56 +0100") References: <20210809170956.78536-1-dgilbert@redhat.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) Date: Tue, 10 Aug 2021 14:02:51 +0200 Message-ID: <8735rh1p90.fsf@secure.mitica> MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=quintela@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain Received-SPF: pass client-ip=216.205.24.124; envelope-from=quintela@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -34 X-Spam_score: -3.5 X-Spam_bar: --- X-Spam_report: (-3.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.704, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, 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: , Reply-To: quintela@redhat.com Cc: berrange@redhat.com, qemu-devel@nongnu.org, kraxel@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" "Dr. David Alan Gilbert (git)" wrote: > From: "Dr. David Alan Gilbert" > > The audio migration vmstate is empty, and always has been; we can't > just remove it though because an old qemu might send it us. > Changes with -audiodev now mean it's sometimes created when it didn't > used to be, and can confuse migration to old qemu. > > Change it so that vmstate_audio is never sent; if it's received it > should still be accepted, and old qemu's shouldn't be too upset if it's > missing. > > Signed-off-by: Dr. David Alan Gilbert Reviewed-by: Juan Quintela