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([2620:10d:c092:600::1:ec20]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-bd4f4e4d54dsm542055466b.47.2026.05.18.03.30.55 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 18 May 2026 03:30:56 -0700 (PDT) Message-ID: <574f42cf-0d72-437a-8eba-fd970011e206@gmail.com> Date: Mon, 18 May 2026 11:30:54 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 07/10] nvme-pci: implement dma_token backed requests To: Anuj Gupta/Anuj Gupta , Christoph Hellwig Cc: Jens Axboe , Keith Busch , Sagi Grimberg , Alexander Viro , Christian Brauner , Andrew Morton , Sumit Semwal , =?UTF-8?Q?Christian_K=C3=B6nig?= , linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org, linux-fsdevel@vger.kernel.org, io-uring@vger.kernel.org, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, Nitesh Shetty , Kanchan Joshi , Jason Gunthorpe References: <5cecb1157ab784f9f303a91449fdf11b03aa6002.1777475843.git.asml.silence@gmail.com> <20260513083817.GC6461@lst.de> <50ed7240-d8d3-4816-bcc9-ce8adbbbf841@gmail.com> Content-Language: en-US From: Pavel Begunkov In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260518_033059_351407_DA14C879 X-CRM114-Status: GOOD ( 12.36 ) 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 5/18/26 11:18, Anuj Gupta/Anuj Gupta wrote: > On 5/18/2026 2:59 PM, Pavel Begunkov wrote: >>> FYI, I really want SGL support before this get merged, but ignoring that >>> for now: >> >> I was hoping to let Samsung guys to send a follow up they already have, >> but I'll ask them to have about taking it into this patch set. > > I had done patches on top of v3 adding SGL support and PRP list reuse > optimization for the dmabuf path. > Branch: https://github.com/SamsungDS/linux/commits/rw-dmabuf-v3-nvme-opt/ > > Also pasting the SGL patch here for quick reference: Thanks Anuj! -- Pavel Begunkov