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([2601:647:4802:9070:bf93:1a21:45ef:9cdc]) by smtp.gmail.com with ESMTPSA id j21sm4070124pfc.114.2021.04.01.01.25.39 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 01 Apr 2021 01:25:40 -0700 (PDT) Subject: Re: [PATCH v2] nvme-tcp: Check if request has started before processing it To: Christoph Hellwig Cc: "Ewan D. Milne" , Hannes Reinecke , Keith Busch , Daniel Wagner , linux-nvme@lists.infradead.org, linux-kernel@vger.kernel.org, Jens Axboe References: <20210301175601.116405-1-dwagner@suse.de> <6b51a989-5551-e243-abda-5872411ec3ff@grimberg.me> <20210311094345.ogm2lxqfuszktuhp@beryllium.lan> <70af5b02-10c1-ab0b-1dfc-5906216871b4@grimberg.me> <2fc7a320c86f75507584453dd2fbd744de5c170d.camel@redhat.com> <20210330232813.GA1935968@dhcp-10-100-145-180.wdc.com> <5715ef78-eaf1-dcb6-c2a2-f4725e1a01c4@grimberg.me> <20210401062031.GA25424@lst.de> From: Sagi Grimberg Message-ID: <8e93c5ce-aff7-ca0b-919c-a33eb0b9ceaf@grimberg.me> Date: Thu, 1 Apr 2021 01:25:38 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.7.1 MIME-Version: 1.0 In-Reply-To: <20210401062031.GA25424@lst.de> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >> request tag can't be zero? I forget... > > Of course it can. But the reserved tags are before the normal tags, > so 0 would be a reserved tag for nvme. Right.