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([2601:647:4802:9070:541c:8b1b:5ac:35fe]) by smtp.gmail.com with ESMTPSA id k125sm1078093pga.48.2020.07.28.02.43.06 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 28 Jul 2020 02:43:07 -0700 (PDT) Subject: Re: [PATCH v5 1/2] blk-mq: add tagset quiesce interface From: Sagi Grimberg To: Ming Lei References: <20200727231022.307602-1-sagi@grimberg.me> <20200727231022.307602-2-sagi@grimberg.me> <20200728071859.GA21629@lst.de> <20200728091633.GB1326626@T590> <20200728093326.GC1326626@T590> <44f07df6-3107-3e7f-ee02-7bc43293ee6b@grimberg.me> Message-ID: <6a678d5d-22b2-5238-92c5-d68e2aafeb9e@grimberg.me> Date: Tue, 28 Jul 2020 02:43:06 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <44f07df6-3107-3e7f-ee02-7bc43293ee6b@grimberg.me> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200728_054309_085714_CC8C5366 X-CRM114-Status: GOOD ( 17.90 ) 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: Jens Axboe , "Paul E. McKenney" , linux-nvme@lists.infradead.org, linux-block@vger.kernel.org, Chao Leng , Keith Busch , Ming Lin , Christoph Hellwig 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 Cj4+Pj4+IEkgbGlrZSB0aGUgdGFnc2V0IGJhc2VkIGludGVyZmFjZS7CoCBCdXQgdGhlIGlkZWEg b2YgZG9pbmcgYSBwZXItaGN0eAo+Pj4+PiBhbGxvY2F0aW9uIGFuZCB3YWl0IGRvZXNuJ3Qgc2Vl bSB2ZXJ5IHNjYWxhYmxlLgo+Pj4+Pgo+Pj4+PiBQYXVsLCBkbyB5b3UgaGF2ZSBhbnkgZ29vZCBp ZGVhIGZvciBhbiBpbnRlcmZhY2UgdGhhdCB3YWl0cyBvbgo+Pj4+PiBtdWx0aXBsZSBzcmN1IGhl YWRzP8KgIEFzIGZhciBhcyBJIGNhbiB0ZWxsIHdlIGNvdWxkIGp1c3QgaGF2ZSBhIHNpbmdsZQo+ Pj4+PiBnbG9iYWwgY29tcGxldGlvbiBhbmQgY291bnRlciwgYW5kIGVhY2ggY2FsbF9zcmN1IHdv dWxkIGp1c3QganVzdAo+Pj4+PiBkZWNyZW1lbnQgaXQgYW5kIHRoZW4gdGhlIGZpbmFsIG9uZSB3 b3VsZCBkbyB0aGUgd2FrZXVwLsKgIEl0IHdvdWxkIAo+Pj4+PiBqdXN0Cj4+Pj4+IGJlIGdyZWF0 IHRvIGZpZ3VyZSBvdXQgYSB3YXkgdG8ga2VlcCB0aGUgc3RydWN0IHJjdV9zeW5jaHJvbml6ZSBh bmQKPj4+Pj4gY291bnRlciBvbiBzdGFjayB0byBhdm9pZCBhbiBhbGxvY2F0aW9uLgo+Pj4+Pgo+ Pj4+PiBCdXQgaWYgd2UgY2FuJ3QgZG8gd2l0aCBhbiBvbi1zdGFjayBvYmplY3QgSSdkIG11Y2gg cmF0aGVyIGp1c3QgZW1iZWRkCj4+Pj4+IHRoZSByY3VfaGVhZCBpbiB0aGUgaHdfY3R4Lgo+Pj4+ Cj4+Pj4gSSB0aGluayB3ZSBjYW4gZG8gdGhhdCwgcGxlYXNlIHNlZSB0aGUgZm9sbG93aW5nIHBh dGNoIHdoaWNoIGlzIAo+Pj4+IGFnYWluc3QgU2FnaSdzIFY1Ogo+Pj4KPj4+IEkgZG9uJ3QgdGhp bmsgeW91IGNhbiBzZW5kIGEgc2luZ2xlIHJjdV9oZWFkIHRvIG11bHRpcGxlIGNhbGxfc3JjdSAK Pj4+IGNhbGxzLgo+Pgo+PiBPSywgdGhlbiBvbmUgdmFyaWFudCBpcyB0byBwdXQgdGhlIHJjdV9o ZWFkIGludG8gYmxrX21xX2h3X2N0eCwgYW5kIHB1dAo+PiByY3Vfc3luY2hyb25pemUgaW50byBi bGtfbXFfdGFnX3NldC4KPiAKPiBJIGNhbiBjb29rIHVwIGEgc3BpbiwKCk5vcGUuLiBzcG9rZSB0 b28gc29vbiwgdGhlIHJjdV9oZWFkIG5lZWRzIHRvIGJlIGluIGEgY29udGV4dCB0aGF0IGhhcwph Y2Nlc3MgdG8gdGhlIGNvdW50ZXIgKHdoaWNoIGlzIHdoYXQgeW91IGNhbGxlZCBibGtfbXFfc3Jj dV9zeW5jKS4KeW91IHdhbnQgdG8gYWRkIGFsc28gYSBwb2ludGVyIHRvIGhjdHg/IHRoYXQgaXMg YWxtb3N0IGFzIGJpZyBhcwpyY3Vfc3luY2hyb25pemUuLi4KCl9fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fCkxpbnV4LW52bWUgbWFpbGluZyBsaXN0CkxpbnV4 LW52bWVAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWls bWFuL2xpc3RpbmZvL2xpbnV4LW52bWUK