From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from eggs.gnu.org ([209.51.188.92]:43133)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <vsementsov@virtuozzo.com>) id 1glrDj-0005Tl-95
	for qemu-devel@nongnu.org; Tue, 22 Jan 2019 03:15:44 -0500
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <vsementsov@virtuozzo.com>) id 1glrDh-0000pr-Bd
	for qemu-devel@nongnu.org; Tue, 22 Jan 2019 03:15:42 -0500
From: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Date: Tue, 22 Jan 2019 08:15:25 +0000
Message-ID: <b2915d9a-90f1-a114-5d18-f2d69cc491b8@virtuozzo.com>
References: <cover.1547739122.git.berto@igalia.com>
	<23150df9-1a9d-d1ef-c624-64eb2425a8d5@redhat.com>
In-Reply-To: <23150df9-1a9d-d1ef-c624-64eb2425a8d5@redhat.com>
Content-Language: en-US
Content-Type: text/plain; charset="utf-8"
Content-ID: <4DDE363086D5744682E59AE71AF1B0E6@eurprd08.prod.outlook.com>
Content-Transfer-Encoding: base64
MIME-Version: 1.0
Subject: Re: [Qemu-devel] [PATCH 00/13] Add a 'x-blockdev-reopen' QMP command
List-Id: <qemu-devel.nongnu.org>
List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>
List-Archive: <http://lists.nongnu.org/archive/html/qemu-devel/>
List-Post: <mailto:qemu-devel@nongnu.org>
List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help>
List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=subscribe>
To: Eric Blake <eblake@redhat.com>, Alberto Garcia <berto@igalia.com>, "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>
Cc: Kevin Wolf <kwolf@redhat.com>, "qemu-block@nongnu.org" <qemu-block@nongnu.org>, Max Reitz <mreitz@redhat.com>

MTcuMDEuMjAxOSAxODo1MCwgRXJpYyBCbGFrZSB3cm90ZToNCj4gT24gMS8xNy8xOSA5OjMzIEFN
LCBBbGJlcnRvIEdhcmNpYSB3cm90ZToNCj4gDQo+Pg0KPj4gQ2hhbmdpbmcgb3B0aW9ucw0KPj4g
PT09PT09PT09PT09PT09PQ0KPj4gVGhlIGdlbmVyYWwgaWRlYSBpcyBxdWl0ZSBzdHJhaWdodGZv
cndhcmQsIGJ1dCB0aGUgZGV2aWwgaXMgaW4gdGhlDQo+PiBkZXRhaWxzLiBTaW5jZSB0aGlzIGNv
bW1hbmQgdHJpZXMgdG8gbWltaWMgYmxvY2tkZXYtYWRkLCB0aGUgc3RhdGUgb2YNCj4+IHRoZSBi
bG9jayBkZXZpY2UgYWZ0ZXIgYmVpbmcgcmVvcGVuZWQgc2hvdWxkIGdlbmVyYWxseSBiZSBlcXVp
dmFsZW50DQo+PiB0byB0aGF0IG9mIGEgYmxvY2sgZGV2aWNlIGFkZGVkIHdpdGggdGhlIHNhbWUg
c2V0IG9mIG9wdGlvbnMuDQo+Pg0KPj4gVGhlcmUgYXJlIHR3byBpbXBvcnRhbnQgdGhpbmdzIHdp
dGggdGhpczoNCj4+DQo+PiAgICBhKSBTb21lIG9wdGlvbnMgY2Fubm90IGJlIGNoYW5nZWQgKG1v
c3QgZHJpdmVycyBkb24ndCBhbGxvdyB0aGF0LCBpbg0KPj4gICAgICAgZmFjdCkuDQo+PiAgICBi
KSBJZiBhbiBvcHRpb24gaXMgbWlzc2luZywgaXQgc2hvdWxkIGJlIHJlc2V0IHRvIGl0cyBkZWZh
dWx0IHZhbHVlDQo+PiAgICAgICAocmF0aGVyIHRoYW4ga2VlcGluZyBpdHMgcHJldmlvdXMgdmFs
dWUpLg0KPiANCj4gQ291bGQgd2UgdXNlIFFBUEkgYWx0ZXJuYXRlIHR5cGVzIHdoZXJlIHdlIGNv
dWxkIHN0YXRlIHRoYXQ6DQo+IA0KPiAib3B0aW9uIjoibmV3IiAtIHNldCB0aGUgb3B0aW9uDQo+
ICJvcHRpb24iOm51bGwgLSByZXNldCB0aGUgb3B0aW9uIHRvIGl0cyBkZWZhdWx0DQo+IG9taXQg
b3B0aW9uIC0gbGVhdmUgdGhlIG9wdGlvbiB1bmNoYW5nZWQNCj4gDQo+IGJhc2ljYWxseSwgbWFr
aW5nIGVhY2ggb2YgdGhlIG9wdGlvbnMgYW4gQWx0ZXJuYXRlIHdpdGggSlNPTiBudWxsLCBzbw0K
PiB0aGF0IGEgcmVxdWVzdCB0byByZXNldCB0byB0aGUgZGVmYXVsdCBiZWNvbWVzIGFuIGV4cGxp
Y2l0IGFjdGlvbj8NCg0KKzENCg0KU29ycnksIEkgbWlzc2VkIHRoZSBwcmV2aW91cyBkaXNjdXNz
aW9uLiBXaGF0IGlzIHRoZSByZWFzb24gdG8gcmVzZXQgb3B0aW9uDQp0byBkZWZhdWx0IGlmIGl0
IG1pc3NlZD8gSXQgbG9va3MgbW9yZSBjb21tb24gdG8gbm90IHRvdWNoIHRoaW5ncyB3aGljaCBh
cmUNCm5vdCBhc2tlZCB0by4NCg0KQWxzbywgc2hvdWxkIHdlIGNvbnNpZGVyIGFuIG9wdGlvbiB3
aGljaCBtYXkgYmUgY2hhbmdlZCBkdXJpbmcgbGlmZS1jeWNsZSBvZg0KYSBkZXZpY2Ugbm90IGJ5
IHVzZXIgcmVxdWVzdCB0byBjaGFuZ2UgaXQ/IElmIHllcywgaXQgc2hvdWxkIGJlIHNhZmVyIHRv
IG5vdA0KcmVzZXQgaXQuDQoNCj4gDQo+Pg0KPj4gRXhhbXBsZTogdGhlIGRlZmF1bHQgdmFsdWUg
b2YgbDItY2FjaGUtc2l6ZSBpcyAxTUIuIElmIHdlIHNldCBhDQo+PiBkaWZmZXJlbnQgdmFsdWUg
KDJNQikgb24gYmxvY2tkZXYtYWRkIGJ1dCB0aGVuIG9taXQgdGhlIG9wdGlvbiBpbg0KPj4geC1i
bG9ja2Rldi1yZW9wZW4sIHRoZW4gaXQgc2hvdWxkIGJlIHJlc2V0IGJhY2sgdG8gMU1CLiBUaGUg
Y3VycmVudA0KPj4gYmRydl9yZW9wZW4oKSBjb2RlIGtlZXBzIHRoZSBwcmV2aW91cyB2YWx1ZS4N
Cj4+DQo+PiBUcnlpbmcgdG8gY2hhbmdlIGFuIG9wdGlvbiB0aGF0IGRvZXNuJ3QgYWxsb3cgaXQg
aXMgYWxyZWFkeSBiZWluZw0KPj4gaGFuZGxlZCBieSB0aGUgY29kZS4gVGhlIGxvb3AgYXQgdGhl
IGVuZCBvZiBiZHJ2X3Jlb3Blbl9wcmVwYXJlKCkNCj4+IGNoZWNrcyBhbGwgb3B0aW9ucyB0aGF0
IHdlcmUgbm90IGhhbmRsZWQgYnkgdGhlIGJsb2NrIGRyaXZlciBhbmQgc2Vlcw0KPj4gaWYgYW55
IG9mIHRoZW0gaGFzIGJlZW4gbW9kaWZpZWQuDQo+Pg0KPj4gSG93ZXZlciwgYXMgSSBleHBsYWlu
ZWQgZWFybGllciBpbiAoYiksIG9taXR0aW5nIGFuIG9wdGlvbiBpcyBzdXBwb3NlZA0KPj4gdG8g
cmVzZXQgaXQgdG8gaXRzIGRlZmF1bHQgdmFsdWUsIHNvIGl0J3MgYWxzbyBhIHdheSBvZiBjaGFu
Z2luZw0KPj4gaXQuIElmIHRoZSBvcHRpb24gY2Fubm90IGJlIGNoYW5nZWQgdGhlbiB3ZSBzaG91
bGQgZGV0ZWN0IGl0IGFuZA0KPj4gcmV0dXJuIGFuIGVycm9yLiBXaGF0IEknbSBkb2luZyBpbiB0
aGlzIHNlcmllcyBpcyBtYWtpbmcgZXZlcnkgZHJpdmVyDQo+PiBwdWJsaXNoIGl0cyBsaXN0IG9m
IHJ1bi10aW1lIG9wdGlvbnMsIGFuZCB3aGljaCBvbmVzIG9mIHRoZW0gY2FuIGJlDQo+PiBtb2Rp
ZmllZC4NCj4+DQo+PiBCYWNraW5nIGZpbGVzDQo+PiA9PT09PT09PT09PT09DQo+PiBUaGlzIGNv
bW1hbmQgYWxsb3dzIHJlY29uZmlndXJhdGlvbnMgaW4gdGhlIG5vZGUgZ3JhcGguIEN1cnJlbnRs
eSBpdA0KPj4gb25seSBhbGxvd3MgY2hhbmdpbmcgYW4gaW1hZ2UncyBiYWNraW5nIGZpbGUsIGJ1
dCBpdCBzaG91bGQgYmUNCj4+IHBvc3NpYmxlIHRvIGltcGxlbWVudCBzaW1pbGFyIGZ1bmN0aW9u
YWxpdGllcyBpbiBkcml2ZXJzIHRoYXQgaGF2ZQ0KPj4gb3RoZXIgY2hpbGRyZW4sIGxpa2UgYmxr
dmVyaWZ5IG9yIHF1b3J1bS4NCj4+DQo+PiBMZXQncyBhZGQgYW4gaW1hZ2Ugd2l0aCBpdHMgYmFj
a2luZyBmaWxlIChoZDEgPC0gaGQwKSBsaWtlIHRoaXM6DQo+Pg0KPj4gICAgICB7ICJleGVjdXRl
IjogImJsb2NrZGV2LWFkZCIsDQo+PiAgICAgICAgImFyZ3VtZW50cyI6IHsNCj4+ICAgICAgICAg
ICAgImRyaXZlciI6ICJxY293MiIsDQo+PiAgICAgICAgICAgICJub2RlLW5hbWUiOiAiaGQwIiwN
Cj4+ICAgICAgICAgICAgImZpbGUiOiB7DQo+PiAgICAgICAgICAgICAgICAiZHJpdmVyIjogImZp
bGUiLA0KPj4gICAgICAgICAgICAgICAgImZpbGVuYW1lIjogImhkMC5xY293MiIsDQo+PiAgICAg
ICAgICAgICAgICAibm9kZS1uYW1lIjogImhkMGYiDQo+PiAgICAgICAgICAgIH0sDQo+PiAgICAg
ICAgICAgICJiYWNraW5nIjogew0KPj4gICAgICAgICAgICAgICAgImRyaXZlciI6ICJxY293MiIs
DQo+PiAgICAgICAgICAgICAgICAibm9kZS1uYW1lIjogImhkMSIsDQo+PiAgICAgICAgICAgICAg
ICAiZmlsZSI6IHsNCj4+ICAgICAgICAgICAgICAgICAgICAiZHJpdmVyIjogImZpbGUiLA0KPj4g
ICAgICAgICAgICAgICAgICAgICJmaWxlbmFtZSI6ICJoZDEucWNvdzIiLA0KPj4gICAgICAgICAg
ICAgICAgICAgICJub2RlLW5hbWUiOiAiaGQxZiINCj4+ICAgICAgICAgICAgICAgIH0NCj4+ICAg
ICAgICAgICAgfQ0KPj4gICAgICAgICB9DQo+PiAgICAgIH0NCj4+DQo+PiBSZW1vdmluZyB0aGUg
YmFja2luZyBmaWxlIGNhbiBiZSBkb25lIGJ5IHNpbXBseSBwYXNzaW5nIHRoZSBvcHRpb24gew0K
Pj4gLi4uLCAiYmFja2luZyI6IG51bGwgfSB0byB4LWJsb2NrZGV2LXJlb3Blbi4NCj4+DQo+PiBS
ZXBsYWNpbmcgaXQgaXMgbm90IHNvIHN0cmFpZ2h0Zm9yd2FyZC4gSWYgd2UgcGFzcyBzb21ldGhp
bmcgbGlrZSB7DQo+PiAuLi4sICJiYWNraW5nIjogeyAiZHJpdmVyIjogImZvbyIgLi4uIH0gfSB0
aGVuIHgtYmxvY2tkZXYtcmVvcGVuIHdpbGwNCj4+IGFzc3VtZSB0aGF0IHdlJ3JlIHRyeWluZyB0
byBjaGFuZ2UgdGhlIG9wdGlvbnMgb2YgdGhlIGV4aXN0aW5nIGJhY2tpbmcNCj4+IGZpbGUgKGFu
ZCBpdCB3aWxsIGZhaWwgaW4gbW9zdCBjYXNlcyBiZWNhdXNlIGl0J2xsIGxpa2VseSB0aGluayB0
aGF0DQo+PiB3ZSdyZSB0cnlpbmcgdG8gY2hhbmdlIHRoZSBub2RlIG5hbWUsIGFtb25nIG90aGVy
IG9wdGlvbnMpLg0KPj4NCj4+IFNvIEkgZGVjaWRlZCB0byB1c2UgYSByZWZlcmVuY2UgaW5zdGVh
ZDogeyAuLi4sICJiYWNraW5nIjogImhkMiIgfSwNCj4+IHdoZXJlICJoZDIiIGlzIG9mIGFuIGV4
aXN0aW5nIG5vZGUgdGhhdCBoYXMgYmVlbiBhZGRlZCBwcmV2aW91c2x5Lg0KPj4NCj4+IExlYXZp
bmcgb3V0IHRoZSAiYmFja2luZyIgb3B0aW9uIGNhbiBiZSBhbWJpZ3VvdXMgb24gc29tZSBjYXNl
cyAod2hhdA0KPj4gc2hvdWxkIGl0IGRvPyBrZWVwIHRoZSBjdXJyZW50IGJhY2tpbmcgZmlsZT8g
b3BlbiB0aGUgZGVmYXVsdCBvbmUNCj4+IHNwZWNpZmllZCBpbiB0aGUgaW1hZ2UgZmlsZT8pIHNv
IHgtYmxvY2tkZXYtcmVvcGVuIHJlcXVpcmVzIHRoYXQgdGhpcw0KPj4gb3B0aW9uIGlzIHByZXNl
bnQuIEZvciBjb252ZW5pZW5jZSwgaWYgdGhlIEJEUyBkb2Vzbid0IGhhdmUgYSBiYWNraW5nDQo+
PiBmaWxlIHRoZW4gd2UgYWxsb3cgbGVhdmluZyB0aGUgb3B0aW9uIG91dC4NCj4gDQo+IEhtbSAt
IHRoYXQgbWFrZXMgbXkgcHJvcG9zYWwgb2YgIm9wdGlvbiI6bnVsbCBhcyBhbiBleHBsaWNpdCBy
ZXF1ZXN0IHRvDQo+IHRoZSBkZWZhdWx0IGEgYml0IHRyaWNraWVyLCBpZiB3ZSBhcmUgYWxyZWFk
eSB1c2luZyBudWxsIGZvciBhIGRpZmZlcmVudA0KPiBtZWFuaW5nIGZvciBiYWNraW5nIGZpbGVz
Lg0KDQpBbmQgaGVyZTogaWYgd2UgYXJlIGdvaW5nIHRvIHJlc2V0IHRvIGRlZmF1bHQgZm9yIG5v
dCBsaXN0ZWQgb3B0aW9ucywgdGhhbg0KanVzdCBub3QgbGlzdGluZyAiYmFja2luZyIgc2hvdWxk
IHJlbW92ZSBpdCAoYXMgZGVmYXVsdCBpcyBudWxsLCBvYnZpb3VzbHkpLA0KYW5kIHdlIGRvbid0
IG5lZWQgdGhpcyBzcGVjaWFsICJudWxsIiBwYXJhbWV0ZXIuDQoNCk1vcmVvdmVyLCBiYWNraW5n
IGlzIGFuIGV4YW1wbGUgb2YgYW4gb3B0aW9uIEkgbWVudGlvbmVkLCBpdCBkZWZpbml0ZWx5IG1h
eQ0KY2hhbmdlIGFmdGVyIGJsb2NrLXN0cmVhbSBmb3IgZXhhbXBsZSwgc28gcmVzZXR0aW5nIHRv
IGRlZmF1bHQgaXMgdW5zYWZlLA0KYW5kIHVzZXIgd2lsbCBoYXZlIHRvIGNhcmVmdWxseSBzZXQg
YmFja2luZyBvbiByZW9wZW4gKG5vdCB0aGEgYmFja2luZywgdGhhdA0Kd2FzIHVzZWQgd2l0aCBm
aXJzdCBibG9ja2Rldi1hZGQsIGJ1dCBiYWNraW5nIHdoaWNoIHdlIGhhdmUgYWZ0ZXIgYmxvY2st
c3RyZWFtKQ0KDQo+IA0KPj4NCj4+IEFzIHlvdSBjYW4gc2VlIGluIHRoZSBwYXRjaCBzZXJpZXMs
IEkgd3JvdGUgYSByZWxhdGl2ZWx5IGxhcmdlIGFtb3VudA0KPj4gb2YgdGVzdHMgZm9yIG1hbnkg
ZGlmZmVyZW50IHNjZW5hcmlvcywgaW5jbHVkaW5nIHNvbWUgdHJpY2t5IG9uZXMuDQo+Pg0KPj4g
UGVyaGFwcyB0aGUgcGFydCB0aGF0IEknbSBzdGlsbCBub3QgY29udmluY2VkIGFib3V0IGlzIHRo
ZSBvbmUgYWJvdXQNCj4+IGZyZWV6aW5nIGJhY2tpbmcgbGlua3MgdG8gcHJldmVudCB0aGVtIGZy
b20gYmVpbmcgcmVtb3ZlZCwgYnV0IHRoZQ0KPj4gaW1wbGVtZW50YXRpb24gd2FzIHF1aXRlIHNp
bXBsZSBzbyBJIGRlY2lkZWQgdG8gZ2l2ZSBpdCBhIGdvLiBBcw0KPj4geW91J2xsIHNlZSBpbiB0
aGUgcGF0Y2hlcyBJIGNob3NlIHRvIHVzZSBhIGJvb2wgaW5zdGVhZCBvZiBhIGNvdW50ZXINCj4+
IGJlY2F1c2UgSSBjb3VsZG4ndCB0aGluayBvZiBhIGNhc2Ugd2hlcmUgaXQgd291bGQgbWFrZSBz
ZW5zZSB0byBoYXZlDQo+PiB0d28gdXNlcnMgZnJlZXppbmcgdGhlIHNhbWUgYmFja2luZyBsaW5r
Lg0KPj4NCj4+IFRoYW5rcywNCj4+DQo+PiBCZXJ0bw0KPj4NCj4gDQo+IA0KDQoNCi0tIA0KQmVz
dCByZWdhcmRzLA0KVmxhZGltaXINCg==