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([2600:1700:65a0:78e0:514:7862:1503:8e4d]) by smtp.gmail.com with ESMTPSA id q28sm1228193otc.77.2019.10.31.09.30.22 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 31 Oct 2019 09:30:23 -0700 (PDT) Subject: Re: [PATCH] nvmet: allow block device to use buffered I/O To: Chaitanya Kulkarni , linux-nvme@lists.infradead.org References: <1572409583-3109-1-git-send-email-chaitanya.kulkarni@wdc.com> From: Sagi Grimberg Message-ID: Date: Thu, 31 Oct 2019 09:30:21 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <1572409583-3109-1-git-send-email-chaitanya.kulkarni@wdc.com> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191031_093027_023454_A2F7ADD8 X-CRM114-Status: GOOD ( 13.14 ) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kbusch@kernel.org, hch@lst.de Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org Cj4gTlZNZU9GIHRhcmdldCBhbHJlYWR5IGhhcyBhIHN1cHBvcnQgdG8gZXhlY3V0ZSByZXF1ZXN0 cyBpbiB0aGUKPiBidWZmZXJlZCBJL08gbW9kZSB3aXRoIGZpbGUgYmFja2VuZC4gVGhpcyBwYXRj aCBhbGxvd3PCoGJsb2NrIGRldmljZXMKPiB0byBiZSB1c2VkIHdpdGggZmlsZSBiYWNrZW5kIGNv ZGUgc28gdGhhdCBidWZmZXJlZCBJL08gcGFyYW1ldGVyIGNhbgo+IGJlIHNldCBmb3IgYSBibG9j ayBkZXZpY2UgYmFja2VkIG5hbWVzcGFjZSB3aGVuIG5ld2x5IGludHJvZHVjZQo+IGNvbmZpZ2Zz IHBhcmFtZXRlciB1c2VfdmZzPTEuCj4gCj4gRm9sbG93aW5nIGlzIHRoZSBwZXJmb3JtYW5jZSBp bXByb3ZlbWVudCA6LQo+IAo+IERldmljZV9wYXRoID0gL2Rldi9udWxsYjAsIEkvTyB0eXBlID0g cmFuZHJlYWQuCj4gCj4gV2l0aCB0aGlzIHBhdGNoIGFuZCBidWZmZXJlZCBJL08gPSAwLCB1c2Vf dmZzPTAgOgo+ICDCoCByZWFkOiBJT1BTPTE5OGssIEJXPTc3Mk1pQi9zICg4MDlNQi9zKSg0NS4y R2lCLzYwMDAybXNlYykKPiAgwqAgcmVhZDogSU9QUz0xOThrLCBCVz03NzRNaUIvcyAoODExTUIv cykoNDUuM0dpQi82MDAwMm1zZWMpCj4gIMKgIHJlYWQ6IElPUFM9MTk3aywgQlc9NzcxTWlCL3Mg KDgwOE1CL3MpKDQ1LjJHaUIvNjAwMDJtc2VjKQo+IAo+IFdpdGggdGhpcyBwYXRjaCBhbmQgYnVm ZmVyZWQgSS9PID0gMSwgdXNlX3Zmcz0xOgo+ICDCoCByZWFkOiBJT1BTPTk3OWssIEJXPTM4MjVN aUIvcyAoNDAxME1CL3MpKDIyNEdpQi82MDAwMm1zZWMpCj4gIMKgIHJlYWQ6IElPUFM9OTgzaywg Qlc9Mzg0MU1pQi9zICg0MDI4TUIvcykoMjI1R2lCLzYwMDAzbXNlYykKPiAgwqAgcmVhZDogSU9Q Uz05ODBrLCBCVz0zODI4TWlCL3MgKDQwMTRNQi9zKSgyMjRHaUIvNjAwMDJtc2VjKQoKSG93IGNv bWUgdGhlcmUgaXMgc3VjaCBhIG1hc3NpdmUgY2hhbmdlIGZvciBhIG51bGwgYmxvY2sgZGV2aWNl CnRoYXQgaXMgZWZmZWN0aXZlbHkgYSBzaG9ydC1jaXJjdWl0PyBXaGF0IGlzIHRoZSBib3R0bGVu ZWNrIHdpdGgKbnVsbF9ibGsgdGhhdCB0aGlzIHBhdGNoIG92ZXJjb21lcyB3aXRoIHRoZSBwYWdl IGNhY2hlPwoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K TGludXgtbnZtZSBtYWlsaW5nIGxpc3QKTGludXgtbnZtZUBsaXN0cy5pbmZyYWRlYWQub3JnCmh0 dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtbnZtZQo=