From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from esa4.hgst.iphmx.com ([216.71.154.42]:25016 "EHLO esa4.hgst.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750797AbdE1QBx (ORCPT ); Sun, 28 May 2017 12:01:53 -0400 From: Bart Van Assche To: "ming.lei@redhat.com" CC: "hch@infradead.org" , "linux-block@vger.kernel.org" , "axboe@fb.com" Subject: Re: [PATCH v2 0/8] blk-mq: fix & improve queue quiescing Date: Sun, 28 May 2017 16:01:13 +0000 Message-ID: <1495987272.2849.1.camel@sandisk.com> References: <20170527142126.26079-1-ming.lei@redhat.com> <1495920721.13651.0.camel@sandisk.com> <20170528111105.GD6488@ming.t460p> In-Reply-To: <20170528111105.GD6488@ming.t460p> Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Sender: linux-block-owner@vger.kernel.org List-Id: linux-block@vger.kernel.org T24gU3VuLCAyMDE3LTA1LTI4IGF0IDE5OjExICswODAwLCBNaW5nIExlaSB3cm90ZToNCj4gT24g U2F0LCBNYXkgMjcsIDIwMTcgYXQgMDk6MzI6MDJQTSArMDAwMCwgQmFydCBWYW4gQXNzY2hlIHdy b3RlOg0KPiA+IE9uIFNhdCwgMjAxNy0wNS0yNyBhdCAyMjoyMSArMDgwMCwgTWluZyBMZWkgd3Jv dGU6DQo+ID4gPiBUaGVyZSBhcmUgc29tZSBpc3N1ZXMgaW4gY3VycmVudCBibGtfbXFfcXVpZXNj ZV9xdWV1ZSgpOg0KPiA+ID4gDQo+ID4gPiAgICAgLSBpbiBjYXNlIG9mIGRpcmVjdCBpc3N1ZSBv ciBCTEtfTVFfU19TVEFSVF9PTl9SVU4sIGRpc3BhdGNoIHdvbid0DQo+ID4gPiAgICAgYmUgcHJl dmVudGVkIGFmdGVyIGJsa19tcV9xdWllc2NlX3F1ZXVlKCkgaXMgcmV0dXJuZWQuDQo+ID4gPiAg ICAgLSBpbiB0aGVvcnksIG5ldyBSQ1UgcmVhZC1zaWRlIGNyaXRpY2FsIHNlY3Rpb25zIG1heSBi ZWdpbiB3aGlsZQ0KPiA+ID4gICAgIHN5bmNocm9uaXplX3JjdSgpIHdhcyB3YWl0aW5nLCBhbmQg ZW5kIGFmdGVyIHJldHVybmluZyBmcm9tIA0KPiA+ID4gICAgIHN5bmNocm9uaXplX3JjdSgpLCB0 aGVuIGRpc3BhdGNoIHN0aWxsIG1heSBiZSBydW4gYWZ0ZXINCj4gPiA+ICAgICBzeW5jaHJvbml6 ZV9yY3UoKSByZXR1cm5zDQo+ID4gDQo+ID4gSSBkaXNhZ3JlZSB3aXRoIHRoZSBzZWNvbmQgcGFy dCBvZiB5b3VyIHN0YXRlbWVudC4gYmxrX21xX3F1aWVzY2VfcXVldWUoKQ0KPiANCj4gWW91IGNh biBmaW5kIHRoZSBzaW1pbGFyIGRlc2NyaXB0aW9uIGZyb20gbGluZSAxNTggdG8gbGluZSAxODAu DQo+IG9mIERvY3VtZW50YXRpb24vUkNVL3doYXRpc1JDVS50eHQuDQo+IA0KPiBGb3IgZXhhbXBs ZSwgdGhlcmUgbWF5IGJlIHNjaGVkdWxlIHByZWVtcHQgb3IgaXJxIGhhbmRsaW5nIGJldHdlZW4N Cj4gY2hlY2tpbmcgc3RvcHBlZCBmbGFnKGZhbHNlKSBhbmQgdGhlIFJDVSByZWFkLXNpZGUgY3Jp dGljYWwgc2VjdGlvbnMsIGFuZA0KPiBzeW5jaHJvbml6ZV8qcmN1KCkgbWF5IHJldHVybiBiZWZv cmUgcnVubmluZyB0aGlzIFJDVSByZWFkLXNpZGUgY3JpdGljYWwNCj4gc2VjdGlvbnMuIFRoYXQg aXMgd2h5IHdlIGhhdmUgdG8gbW92ZSB0aGUgY2hlY2sgaW50byBSQ1UgcmVhZC1zaWRlDQo+IGNy aXRpY2FsIHNlY3Rpb25zLg0KDQpIZWxsbyBNaW5nLA0KDQpIYXZlIHlvdSBub3RpY2VkIHRoYXQg aW4gdGhlIGN1cnJlbnQgYmxrLW1xIGNvZGUgdGhlIHRlc3Qgb2YgdGhlIGhjdHgNCnN0b3BwZWQg ZmxhZyBhbHJlYWR5IG9jY3VycyAqaW5zaWRlKiBhbiBSQ1UgcmVhZC1zaWRlIGNyaXRpY2FsIHNl Y3Rpb24/DQpfX2Jsa19tcV9ydW5faHdfcXVldWUoKSBncmFicyBhbiBSQ1UgcmVhZCBsb2NrIGJl Zm9yZQ0KYmxrX21xX3NjaGVkX2Rpc3BhdGNoX3JlcXVlc3RzKCkgY2FsbHMgYmxrX21xX2hjdHhf c3RvcHBlZCgpLg0KDQpCYXJ0Lg==