From mboxrd@z Thu Jan 1 00:00:00 1970 From: Junxiao Bi Subject: Re: [PATCH] xen-blkfront: fix mq start/stop race Date: Wed, 19 Jul 2017 15:51:48 +0800 Message-ID: <7cbf063c-a6c6-fc40-5d0b-e0c8b521ea59@oracle.com> References: <1498095412-18731-1-git-send-email-junxiao.bi@oracle.com> <20170623125706.qwdfpz53dcfw3gk3@dhcp-3-128.uk.xensource.com> <20170719073749.qpfb7iisygzl45yg@dhcp-3-128.uk.xensource.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail6.bemta5.messagelabs.com ([195.245.231.135]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dXjio-00054o-R9 for xen-devel@lists.xenproject.org; Wed, 19 Jul 2017 07:48:38 +0000 In-Reply-To: <20170719073749.qpfb7iisygzl45yg@dhcp-3-128.uk.xensource.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= Cc: Juergen Gross , xen-devel@lists.xenproject.org, Boris Ostrovsky List-Id: xen-devel@lists.xenproject.org SGkgS29ucmFkLAoKT24gMDcvMTkvMjAxNyAwMzozNyBQTSwgUm9nZXIgUGF1IE1vbm7DqSB3cm90 ZToKPiBPbiBXZWQsIEp1bCAxOSwgMjAxNyBhdCAwOToxOTo0OUFNICswODAwLCBKdW54aWFvIEJp IHdyb3RlOgo+PiBIaSBSb2dlciwKPj4KPj4gT24gMDYvMjMvMjAxNyAwODo1NyBQTSwgUm9nZXIg UGF1IE1vbm7DqSB3cm90ZToKPj4+IE9uIFRodSwgSnVuIDIyLCAyMDE3IGF0IDA5OjM2OjUyQU0g KzA4MDAsIEp1bnhpYW8gQmkgd3JvdGU6Cj4+Pj4gV2hlbiByaW5nIGJ1ZiBmdWxsLCBodyBxdWV1 ZSB3aWxsIGJlIHN0b3BwZWQuIFdoaWxlIGJsa2lmIGludGVycnVwdCBjb25zdW1lCj4+Pj4gcmVx dWVzdCBhbmQgbWFrZSBmcmVlIHNwYWNlIGluIHJpbmcgYnVmLCBodyBxdWV1ZSB3aWxsIGJlIHN0 YXJ0ZWQgYWdhaW4uCj4+Pj4gQnV0IHNpbmNlIHN0YXJ0IHF1ZXVlIGlzIHByb3RlY3RlZCBieSBz cGluIGxvY2sgd2hpbGUgc3RvcCBub3QsIHRoYXQgd2lsbAo+Pj4+IGNhdXNlIGEgcmFjZS4KPj4+ Pgo+Pj4+IGludGVycnVwdDogICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHBy b2Nlc3M6Cj4+Pj4gYmxraWZfaW50ZXJydXB0KCkgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgYmxraWZfcXVldWVfcnEoKQo+Pj4+ICBraWNrX3BlbmRpbmdfcmVxdWVzdF9xdWV1ZXNfbG9j a2VkKCkKPj4+PiAgIGJsa19tcV9zdGFydF9zdG9wcGVkX2h3X3F1ZXVlcygpCj4+Pj4gICAgY2xl YXJfYml0KEJMS19NUV9TX1NUT1BQRUQsICZoY3R4LT5zdGF0ZSkKPj4+PiAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgYmxrX21xX3N0b3BfaHdfcXVldWUo aGN0eCkKPj4+PiAgICBibGtfbXFfcnVuX2h3X3F1ZXVlKGhjdHgsIGFzeW5jKQo+Pj4+Cj4+Pj4g SWYgcmluZyBidWYgaXMgbWFkZSBlbXB0eSBpbiB0aGlzIGNhc2UsIGludGVycnVwdCB3aWxsIG5l dmVyIGNvbWUsIHRoZW4gdGhlCj4+Pj4gaHcgcXVldWUgd2lsbCBiZSBzdG9wcGVkIGZvcmV2ZXIs IGFsbCBwcm9jZXNzZXMgd2FpdGluZyBmb3IgdGhlIHBlbmRpbmcgaW8KPj4+PiBpbiB0aGUgcXVl dWUgd2lsbCBodW5nLgo+Pj4+Cj4+Pj4gU2lnbmVkLW9mZi1ieTogSnVueGlhbyBCaSA8anVueGlh by5iaUBvcmFjbGUuY29tPgo+Pj4+IFJldmlld2VkLWJ5OiBBbmt1ciBBcm9yYSA8YW5rdXIuYS5h cm9yYUBvcmFjbGUuY29tPgo+Pj4KPj4+IEFja2VkLWJ5OiBSb2dlciBQYXUgTW9ubsOpIDxyb2dl ci5wYXVAY2l0cml4LmNvbT4KPj4gTG9va3MgcGF0Y2ggbm90IGluIG1haW5saW5lLiBDYW4geW91 IHBsZWFzZSBoZWxwIG1lcmdlIGl0Pwo+IAo+IEknbSBhZnJhaWQgdGhpcyBuZWVkcyB0byBiZSBk b25lIGJ5IEtvbnJhZCBvciBvbmUgb2YgdGhlIExpbnV4Cj4gbWFpbnRhaW5lcnMsIEkgZG9uJ3Qg aGF2ZSBhbiBhY2NvdW50IG9uIGtlcm5lbC5vcmcgaW4gb3JkZXIgdG8gc2VuZAo+IHB1bGwgcmVx dWVzdHMgdG8gSmVucy4KQ2FuIHlvdSBwbHMgaGVscCBtZXJnZSBpdD8KClRoYW5rcywKSnVueGlh by4KPiAKPiBSb2dlci4KPiAKCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW4ub3Jn Cmh0dHBzOi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK