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From: Fam Zheng <famz@redhat.com>
To: Peter Xu <peterx@redhat.com>, armbru@redhat.com, stefanha@redhat.com
Cc: qemu-devel@nongnu.org, Laurent Vivier <lvivier@redhat.com>,
	Juan Quintela <quintela@redhat.com>,
	mdroth@linux.vnet.ibm.com, marcandre.lureau@redhat.com,
	Paolo Bonzini <pbonzini@redhat.com>,
	"Dr . David Alan Gilbert" <dgilbert@redhat.com>
Subject: Re: [Qemu-devel] [RFC v5 00/26] QMP: out-of-band (OOB) execution support
Date: Fri, 15 Dec 2017 18:41:01 +0800	[thread overview]
Message-ID: <20171215104101.GE15187@lemon> (raw)
In-Reply-To: <20171205055200.16305-1-peterx@redhat.com>

On Tue, 12/05 13:51, Peter Xu wrote:
> This version is mostly document update, and dropped the single patch
> that is migration related (will be put into postcopy recovery
> series).

Sorry if I'm asking an already answered question, if so please remind me with
some pointers..

Can we completely hide the "OOB" concept from QMP to avoid the interface
complication? In other words, the new "migrate-recover" command can be
implemented in a way that it always try to run out of band as if it has
"run-oob=true", without user specifying it or even negotiating it.

Because it seems "migrate-recover" is only useful with "run-oob=true".

Of course without introducing the whole OOB concept in QMP, what this command
does will sound very hacky, but the bahavior can be documented just well on the
single command. I don't see a big advantage in generalizing OOB at the QMP level
so far. Do we have a list of other commands to be made OOB?

Fam

  parent reply	other threads:[~2017-12-15 10:41 UTC|newest]

Thread overview: 113+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-12-05  5:51 [Qemu-devel] [RFC v5 00/26] QMP: out-of-band (OOB) execution support Peter Xu
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 01/26] qobject: introduce qstring_get_try_str() Peter Xu
2017-12-13 15:25   ` Stefan Hajnoczi
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 02/26] qobject: introduce qobject_get_try_str() Peter Xu
2017-12-13 15:25   ` Stefan Hajnoczi
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 03/26] qobject: let object_property_get_str() use new API Peter Xu
2017-12-13 15:27   ` Stefan Hajnoczi
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 04/26] monitor: move skip_flush into monitor_data_init Peter Xu
2017-12-13 15:28   ` Stefan Hajnoczi
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 05/26] qjson: add "opaque" field to JSONMessageParser Peter Xu
2017-12-13 15:37   ` Stefan Hajnoczi
2017-12-15  7:55     ` Peter Xu
2017-12-15 12:45       ` Stefan Hajnoczi
2017-12-16  3:28         ` Peter Xu
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 06/26] monitor: move the cur_mon hack deeper for QMP Peter Xu
2017-12-13 15:41   ` Stefan Hajnoczi
2017-12-15  8:02     ` Peter Xu
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 07/26] monitor: unify global init Peter Xu
2017-12-13 15:48   ` Stefan Hajnoczi
2017-12-15  8:11     ` Peter Xu
2017-12-15 12:47       ` Stefan Hajnoczi
2017-12-16  3:52         ` Peter Xu
2017-12-16  9:01           ` Stefan Hajnoczi
2017-12-18  3:27             ` Peter Xu
2017-12-18  9:24               ` Stefan Hajnoczi
2017-12-18 10:10                 ` Peter Xu
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 08/26] monitor: let mon_list be tail queue Peter Xu
2017-12-13 15:49   ` Stefan Hajnoczi
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 09/26] monitor: create monitor dedicate iothread Peter Xu
2017-12-13 16:20   ` Stefan Hajnoczi
2017-12-15  8:31     ` Peter Xu
2017-12-15 13:21       ` Stefan Hajnoczi
2017-12-16  4:42         ` Peter Xu
2017-12-16  4:50           ` Peter Xu
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 10/26] monitor: allow to use IO thread for parsing Peter Xu
2017-12-13 16:35   ` Stefan Hajnoczi
2017-12-15  8:50     ` Peter Xu
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 11/26] qmp: introduce QMPCapability Peter Xu
2017-12-13 16:56   ` Stefan Hajnoczi
2017-12-15  9:14     ` Peter Xu
2017-12-15  9:38       ` Fam Zheng
2017-12-16  3:58         ` Peter Xu
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 12/26] qmp: negociate QMP capabilities Peter Xu
2017-12-12 17:39   ` Dr. David Alan Gilbert
2017-12-13 17:19   ` Stefan Hajnoczi
2017-12-15  9:40     ` Fam Zheng
2017-12-15 13:26       ` Stefan Hajnoczi
2017-12-15 13:53         ` Fam Zheng
2017-12-16  5:34           ` Peter Xu
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 13/26] qmp: introduce some capability helpers Peter Xu
2017-12-12 17:44   ` Dr. David Alan Gilbert
2017-12-13 17:20   ` Stefan Hajnoczi
2017-12-15  9:42   ` Fam Zheng
2017-12-16  5:45     ` Peter Xu
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 14/26] monitor: introduce monitor_qmp_respond() Peter Xu
2017-12-13 17:35   ` Stefan Hajnoczi
2017-12-16  5:52     ` Peter Xu
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 15/26] monitor: let suspend_cnt be thread safe Peter Xu
2017-12-13 18:43   ` Stefan Hajnoczi
2017-12-16  6:12     ` Peter Xu
2017-12-16  9:11       ` Stefan Hajnoczi
2017-12-18  5:16         ` Peter Xu
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 16/26] monitor: separate QMP parser and dispatcher Peter Xu
2017-12-13 20:09   ` Stefan Hajnoczi
2017-12-16  6:37     ` Peter Xu
2017-12-16  6:46       ` Peter Xu
2017-12-16  9:23       ` Stefan Hajnoczi
2017-12-18  5:26         ` Peter Xu
2017-12-18  9:10           ` Stefan Hajnoczi
2017-12-18 10:03             ` Peter Xu
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 17/26] qmp: add new event "request-dropped" Peter Xu
2017-12-14 11:16   ` Stefan Hajnoczi
2017-12-16  6:59     ` Peter Xu
2017-12-14 11:32   ` Stefan Hajnoczi
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 18/26] monitor: send event when request queue full Peter Xu
2017-12-14 11:41   ` Stefan Hajnoczi
2017-12-16  7:17     ` Peter Xu
2017-12-16  9:28       ` Stefan Hajnoczi
2017-12-18  5:32         ` Peter Xu
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 19/26] qapi: introduce new cmd option "allow-oob" Peter Xu
2017-12-14 12:42   ` Stefan Hajnoczi
2017-12-15  9:51   ` Fam Zheng
2017-12-16  7:34     ` Peter Xu
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 20/26] qmp: support out-of-band (oob) execution Peter Xu
2017-12-14 13:16   ` Stefan Hajnoczi
2017-12-18  5:37     ` Peter Xu
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 21/26] qmp: isolate responses into io thread Peter Xu
2017-12-14 13:43   ` Stefan Hajnoczi
2017-12-18  5:52     ` Peter Xu
2017-12-18  7:32       ` Peter Xu
2017-12-18  8:40         ` Stefan Hajnoczi
2017-12-18 10:15           ` Peter Xu
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 22/26] monitor: enable IO thread for (qmp & !mux) typed Peter Xu
2017-12-14 13:44   ` Stefan Hajnoczi
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 23/26] qmp: add command "x-oob-test" Peter Xu
2017-12-14 13:45   ` Stefan Hajnoczi
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 24/26] docs: update QMP documents for OOB commands Peter Xu
2017-12-14 14:30   ` Stefan Hajnoczi
2017-12-18  9:44     ` Peter Xu
2017-12-18 14:09       ` Stefan Hajnoczi
2017-12-19  3:18         ` Peter Xu
2017-12-05  5:51 ` [Qemu-devel] [RFC v5 25/26] tests: qmp-test: verify command batching Peter Xu
2017-12-14 14:39   ` Stefan Hajnoczi
2017-12-18  9:48     ` Peter Xu
2017-12-05  5:52 ` [Qemu-devel] [RFC v5 26/26] tests: qmp-test: add oob test Peter Xu
2017-12-14 14:47   ` Stefan Hajnoczi
2017-12-18  9:51     ` Peter Xu
2017-12-18 13:59       ` Stefan Hajnoczi
2017-12-14 14:52 ` [Qemu-devel] [RFC v5 00/26] QMP: out-of-band (OOB) execution support Stefan Hajnoczi
2017-12-19  6:05   ` Peter Xu
2017-12-15 10:41 ` Fam Zheng [this message]
2017-12-15 11:43   ` Dr. David Alan Gilbert
2017-12-15 13:30   ` Stefan Hajnoczi

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