From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Bart Van Assche To: "snitzer@redhat.com" , "axboe@kernel.dk" CC: "dm-devel@redhat.com" , "hch@infradead.org" , "linux-kernel@vger.kernel.org" , "linux-block@vger.kernel.org" , "osandov@fb.com" , "ming.lei@redhat.com" Subject: Re: [RFC PATCH] blk-mq: fixup RESTART when queue becomes idle Date: Thu, 18 Jan 2018 20:58:50 +0000 Message-ID: <1516309128.2676.38.camel@wdc.com> References: <20180118024124.8079-1-ming.lei@redhat.com> <20180118170353.GB19734@redhat.com> <1516296056.2676.23.camel@wdc.com> <20180118183039.GA20121@redhat.com> <1516301278.2676.35.camel@wdc.com> <20180118204856.GA31679@redhat.com> In-Reply-To: <20180118204856.GA31679@redhat.com> Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 List-ID: T24gVGh1LCAyMDE4LTAxLTE4IGF0IDE1OjQ4IC0wNTAwLCBNaWtlIFNuaXR6ZXIgd3JvdGU6DQo+ IEZvciBCYXJ0J3MgdGVzdCB0aGUgdW5kZXJseWluZyBzY3NpLW1xIGRyaXZlciBpcyB3aGF0IGlz IHJlZ3VsYXJseQ0KPiBoaXR0aW5nIHRoaXMgY2FzZSBpbiBfX2Jsa19tcV90cnlfaXNzdWVfZGly ZWN0bHkoKToNCj4gDQo+ICAgICAgICAgaWYgKGJsa19tcV9oY3R4X3N0b3BwZWQoaGN0eCkgfHwg YmxrX3F1ZXVlX3F1aWVzY2VkKHEpKQ0KDQpIZWxsbyBNaWtlLA0KDQpUaGF0IGNvZGUgcGF0aCBp cyBub3QgdGhlIGNvZGUgcGF0aCB0aGF0IHRyaWdnZXJlZCB0aGUgbG9ja3VwcyB0aGF0IEkgcmVw b3J0ZWQNCmR1cmluZyB0aGUgcGFzdCBkYXlzLiBUaGVzZSBsb2NrdXBzIHdlcmUgYWxsIHRyaWdn ZXJlZCBieSBpbmNvcnJlY3QgaGFuZGxpbmcgb2YNCi5xdWV1ZV9ycSgpIHJldHVybmluZyBCTEtf U1RTX1JFU09VUkNFLg0KDQpCYXJ0Lg==