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([2001:b07:6468:f312:c8dd:75d4:99ab:290a]) by smtp.googlemail.com with ESMTPSA id v13sm7044232ejh.62.2021.09.21.00.26.03 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 21 Sep 2021 00:26:04 -0700 (PDT) Subject: Re: [PATCH 2/3] scsi: make io_timeout configurable To: Hannes Reinecke References: <20201116183114.55703-1-hare@suse.de> <20201116183114.55703-3-hare@suse.de> <1f46ca6f-4ea7-247e-b3e9-680e3f60b2b2@suse.de> From: Paolo Bonzini Message-ID: <35e66c97-0124-be61-b79e-84eba6c17fbb@redhat.com> Date: Tue, 21 Sep 2021 09:25:55 +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: <1f46ca6f-4ea7-247e-b3e9-680e3f60b2b2@suse.de> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2a00:1450:4864:20::529; envelope-from=paolo.bonzini@gmail.com; helo=mail-ed1-x529.google.com X-Spam_score_int: -14 X-Spam_score: -1.5 X-Spam_bar: - X-Spam_report: (-1.5 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FORGED_FROMDOMAIN=0.249, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.25, NICE_REPLY_A=-0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no 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: qemu-devel Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 21/09/21 07:39, Hannes Reinecke wrote: > It would, but then anyone attempting to use tapes via qemu emulation > deserves to suffer. > Tapes are bitchy even when used normally, so attempting to use them > under qemu emulation will land you with lots of unhappy experiences, > where the timeout is the least of your problems. > I sincerely doubt anyone will be using tapes here. > Not in real-world scenarios. Hmm, I have customers that disagree. Probably the timeout should be kept infinite for tapes. Paolo