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DIR:OUT; SFP:1102; SCL:1; SRVR:AM0PR08MB3587; H:AM0PR08MB3572.eurprd08.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; MX:1; A:1; received-spf: None (protection.outlook.com: virtuozzo.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: 42IdtHVUtHSQFex+48a/V4H3ul28glwKhofczfi4anHRiO8s5GZZ+g2biP8HeLsjywfMAriw/v6c6o6PA7Nv7KJFcknu5LlU7xUxTX/bQDLaF7ZvDlYW+nDKCqvUIjKN6d+OCDASkmSGj+D/kGABAQfdq/EXfskdbUIGGnNX5qCQzf7W7LgxfPXrOwuVKHE2h+8LkSFtKpLBrdB9I8NZcBwYQ9YTVtnmisbiXGt99aQ9GiD2Oc5PX4minNrY5ADb3yuugioO7mNdUvNVrab0sjqWyS26k+EgQiuVDO2N1rtZDGQ3IhsKEZFP/NUwsmhLiYqexD6AtskuKl49zT8mlYo62gAKlbhiBbqlZc+6SyFpS34Z3pRAeaEbClDhzAqqU5U7/sMHMe3ZxuUpNCB13jw1PAMizC0rc4ljY2WqxM4= Content-Type: text/plain; charset="utf-8" Content-ID: <44F137E2D41CF743BFCE441EDE8F5F31@eurprd08.prod.outlook.com> Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-OriginatorOrg: virtuozzo.com X-MS-Exchange-CrossTenant-Network-Message-Id: 6ea3140a-0d37-4dbd-cd14-08d6effc4fb5 X-MS-Exchange-CrossTenant-originalarrivaltime: 13 Jun 2019 12:40:27.0034 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 0bc7f26d-0264-416e-a6fc-8352af79c58f X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: vsementsov@virtuozzo.com X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM0PR08MB3587 X-detected-operating-system: by eggs.gnu.org: Windows 7 or 8 [fuzzy] X-Received-From: 2a01:111:f400:fe1f::712 Subject: Re: [Qemu-devel] [PATCH v5 08/42] block: bdrv_set_backing_hd() is about bs->backing X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , "qemu-devel@nongnu.org" Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" MTMuMDYuMjAxOSAxOjA5LCBNYXggUmVpdHogd3JvdGU6DQo+IGJkcnZfc2V0X2JhY2tpbmdfaGQo KSBpcyBhIGZ1bmN0aW9uIHRoYXQgZXhwbGljaXRseSBjYXJlcyBhYm91dCB0aGUNCj4gYnMtPmJh Y2tpbmcgY2hpbGQuICBIaWdobGlnaHQgdGhhdCBpbiBpdHMgZGVzY3JpcHRpb24gYW5kIHVzZQ0K PiBjaGlsZF9icyhicy0+YmFja2luZykgaW5zdGVhZCBvZiBiYWNraW5nX2JzKGJzKSB0byBtYWtl IGl0IG1vcmUgb2J2aW91cy4NCj4gDQo+IFNpZ25lZC1vZmYtYnk6IE1heCBSZWl0eiA8bXJlaXR6 QHJlZGhhdC5jb20+DQoNClJldmlld2VkLWJ5OiBWbGFkaW1pciBTZW1lbnRzb3YtT2dpZXZza2l5 IDx2c2VtZW50c292QHZpcnR1b3p6by5jb20+XQ0KDQo+IC0tLQ0KPiAgIGJsb2NrLmMgfCA0ICsr LS0NCj4gICAxIGZpbGUgY2hhbmdlZCwgMiBpbnNlcnRpb25zKCspLCAyIGRlbGV0aW9ucygtKQ0K PiANCj4gZGlmZiAtLWdpdCBhL2Jsb2NrLmMgYi9ibG9jay5jDQo+IGluZGV4IDY0ZDYxOTA5ODQu Ljg0MzhiMDY5OWUgMTAwNjQ0DQo+IC0tLSBhL2Jsb2NrLmMNCj4gKysrIGIvYmxvY2suYw0KPiBA QCAtMjQxNyw3ICsyNDE3LDcgQEAgc3RhdGljIGJvb2wgYmRydl9pbmhlcml0c19mcm9tX3JlY3Vy c2l2ZShCbG9ja0RyaXZlclN0YXRlICpjaGlsZCwNCj4gICB9DQo+ICAgDQo+ICAgLyoNCj4gLSAq IFNldHMgdGhlIGJhY2tpbmcgZmlsZSBsaW5rIG9mIGEgQkRTLiBBIG5ldyByZWZlcmVuY2UgaXMg Y3JlYXRlZDsgY2FsbGVycw0KPiArICogU2V0cyB0aGUgYnMtPmJhY2tpbmcgbGluayBvZiBhIEJE Uy4gQSBuZXcgcmVmZXJlbmNlIGlzIGNyZWF0ZWQ7IGNhbGxlcnMNCj4gICAgKiB3aGljaCBkb24n dCBuZWVkIHRoZWlyIG93biByZWZlcmVuY2UgYW55IG1vcmUgbXVzdCBjYWxsIGJkcnZfdW5yZWYo KS4NCj4gICAgKi8NCj4gICB2b2lkIGJkcnZfc2V0X2JhY2tpbmdfaGQoQmxvY2tEcml2ZXJTdGF0 ZSAqYnMsIEJsb2NrRHJpdmVyU3RhdGUgKmJhY2tpbmdfaGQsDQo+IEBAIC0yNDI2LDcgKzI0MjYs NyBAQCB2b2lkIGJkcnZfc2V0X2JhY2tpbmdfaGQoQmxvY2tEcml2ZXJTdGF0ZSAqYnMsIEJsb2Nr RHJpdmVyU3RhdGUgKmJhY2tpbmdfaGQsDQo+ICAgICAgIGJvb2wgdXBkYXRlX2luaGVyaXRzX2Zy b20gPSBiZHJ2X2NoYWluX2NvbnRhaW5zKGJzLCBiYWNraW5nX2hkKSAmJg0KPiAgICAgICAgICAg YmRydl9pbmhlcml0c19mcm9tX3JlY3Vyc2l2ZShiYWNraW5nX2hkLCBicyk7DQo+ICAgDQo+IC0g ICAgaWYgKGJkcnZfaXNfYmFja2luZ19jaGFpbl9mcm96ZW4oYnMsIGJhY2tpbmdfYnMoYnMpLCBl cnJwKSkgew0KPiArICAgIGlmIChiZHJ2X2lzX2JhY2tpbmdfY2hhaW5fZnJvemVuKGJzLCBjaGls ZF9icyhicy0+YmFja2luZyksIGVycnApKSB7DQo+ICAgICAgICAgICByZXR1cm47DQo+ICAgICAg IH0NCj4gICANCj4gDQoNCg0KLS0gDQpCZXN0IHJlZ2FyZHMsDQpWbGFkaW1pcg0K