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([240b:10:2720:5510:a182:288:3ffa:432a]) by smtp.gmail.com with ESMTPSA id y4sm583215pfo.39.2020.03.31.08.24.52 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 31 Mar 2020 08:24:54 -0700 (PDT) Subject: Re: [PATCH] block, nvme: Increase max segments parameter setting value To: Keith Busch References: <20200324000237.GB15091@redsun51.ssa.fujisawa.hgst.com> <6b73db44-ca3f-4285-0c91-dc1b1a5ca9f1@gmail.com> <20200327181825.GA8356@redsun51.ssa.fujisawa.hgst.com> <20200330135323.GA32604@C02WT3WMHTD6> From: Tokunori Ikegami Message-ID: <6c35a4f9-af19-feff-6be0-d9c023d6c6b7@gmail.com> Date: Wed, 1 Apr 2020 00:24:50 +0900 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: <20200330135323.GA32604@C02WT3WMHTD6> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200331_085356_934479_A5210FEF X-CRM114-Status: GOOD ( 12.26 ) 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: "linux-block@vger.kernel.org" , Ming Lei , Chaitanya Kulkarni , "linux-nvme@lists.infradead.org" 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 SGksCgpPbiAyMDIwLzAzLzMwIDIyOjUzLCBLZWl0aCBCdXNjaCB3cm90ZToKPiBPbiBNb24sIE1h ciAzMCwgMjAyMCBhdCAwNjoxNTo0MVBNICswOTAwLCBUb2t1bm9yaSBJa2VnYW1pIHdyb3RlOgo+ PiBCdXQgdGhlcmUgaXMgYSBjYXNlIHRoYXQgdGhlIGNvbW1hbmQgZGF0YSBsZW5ndGggaXMgbGlt aXRlZCBieSA1MTJLQi4KPj4gSSBhbSBub3Qgc3VyZSBhYm91dCB0aGlzIGNvbmRpdGlvbiBzbyBu ZWVkZWQgbW9yZSBpbnZlc3RpZ2F0aW9uLgo+IFlvdXIgbWVtb3J5IGlzIHRvbyBmcmFnbWVudGVk LiBZb3UgbmVlZCBtb3JlIHBoeXNpY2FsbHkgY29udGlndW91cwo+IG1lbW9yeSBvciB5b3UnbGwg aGl0IHRoZSBzZWdtZW50IGxpbWl0IGJlZm9yZSB5b3UgaGl0IHRoZSBsZW5ndGgKPiBsaW1pdC4g VHJ5IGFsbG9jYXRpbmcgaHVnZSBwYWdlcy4KClRoYW5rIHlvdSBzbyBtdWNoIGZvciB5b3VyIGFk dmlzZS4KSSBoYXZlIGNvbmZpcm1lZCB0aGF0IHRoZSA1MTJLQiBjYXNlIGlzIGxpbWl0ZWQgYnkg dGhlIDEyNyBzZWdtZW50cyAKY2hlY2sgYmVsb3cgaW4gbGxfbmV3X2h3X3NlZ21lbnQoKS4KCiDC oMKgwqAgaWYgKHJlcS0+bnJfcGh5c19zZWdtZW50cyArIG5yX3BoeXNfc2VncyA+IApxdWV1ZV9t YXhfc2VnbWVudHMocmVxLT5xKSkgewoKQWxzbyBjb25maXJtZWQgdGhhdCB0aGUgNE1CIGxpbWl0 IHdvcmtzIGNvcnJlY3RseSB3aXRoIHRoZSBtZW1vcnkgCmNvbmRpdGlvbiBub3QgZnJhZ21lbnRl ZCB0b28gbXVjaC4KSSB3aWxsIGRvIGFiYW5kb24gdGhlIHBhdGNoIHRvIGluY3JlYXNlIG1heCBz ZWdtZW50cyBhcyBsaW1pdGVkIDRNQiBub3cgCmJ5IE5WTWUgUENJZSBkcml2ZXIuCgpSZWdhcmRz LApJa2VnYW1pCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X18KbGludXgtbnZtZSBtYWlsaW5nIGxpc3QKbGludXgtbnZtZUBsaXN0cy5pbmZyYWRlYWQub3Jn Cmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtbnZtZQo=