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([240b:10:2720:5500:66d6:5480:f743:d754]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-364a2a4b65dsm906888a91.14.2026.04.29.05.49.04 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 29 Apr 2026 05:49:04 -0700 (PDT) Message-ID: <51b59525-c551-40e5-976c-4c5a7a1bc31f@gmail.com> Date: Wed, 29 Apr 2026 21:49:03 +0900 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 2/2] nvme: initialize known effects to set ns_mgmt NCC and ns_attach NIC To: Keith Busch Cc: Christoph Hellwig , linux-nvme@lists.infradead.org References: <20260425130426.10061-1-ikegami.t@gmail.com> <20260425130426.10061-3-ikegami.t@gmail.com> <56500e42-51c6-4be9-aff1-f11b45c47b13@gmail.com> Content-Language: en-US From: Tokunori Ikegami In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260429_054906_273465_296CFB39 X-CRM114-Status: GOOD ( 10.23 ) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org On 2026/04/29 17:48, Keith Busch wrote: > Yes, but the namespace management commands are also optional, so it > sounds weird to me for an implementation to choose to support the > optional command that's more difficult to do and skip the easy log page > that advertises support for it. Okay understood as the changes not necessary. > You can attach namespaces to controllers driven by a different host, so > the AEN is the only way to trigger a rescan in such a scenario without > admin intervention. An extra scan_work is otherwise harmless, I don't > see a particular need to introduce a mechanism to avoid it. Noted this also. Thank you.