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[Qemu-devel] [RFC PATCH 08/17] COLO: disable qdev hotplug
From: |
Yang Hongyang |
Subject: |
[Qemu-devel] [RFC PATCH 08/17] COLO: disable qdev hotplug |
Date: |
Wed, 23 Jul 2014 22:25:29 +0800 |
COLO do not support qdev hotplug migration, disable it.
Signed-off-by: Yang Hongyang <address@hidden>
---
migration-colo.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/migration-colo.c b/migration-colo.c
index b90d9b6..f295e56 100644
--- a/migration-colo.c
+++ b/migration-colo.c
@@ -12,6 +12,7 @@
#include "qemu/thread.h"
#include "block/coroutine.h"
#include "qemu/error-report.h"
+#include "hw/qdev-core.h"
#include "migration/migration-colo.h"
static QEMUBH *colo_bh;
@@ -130,6 +131,9 @@ static const QEMUFileOps colo_read_ops = {
static void *colo_thread(void *opaque)
{
MigrationState *s = opaque;
+ int dev_hotplug = qdev_hotplug;
+
+ qdev_hotplug = 0;
colo_buffer_init();
@@ -145,6 +149,8 @@ static void *colo_thread(void *opaque)
qemu_bh_schedule(s->cleanup_bh);
qemu_mutex_unlock_iothread();
+ qdev_hotplug = dev_hotplug;
+
return NULL;
}
@@ -179,10 +185,14 @@ static Coroutine *colo;
void colo_process_incoming_checkpoints(QEMUFile *f)
{
+ int dev_hotplug = qdev_hotplug;
+
if (!restore_use_colo()) {
return;
}
+ qdev_hotplug = 0;
+
colo = qemu_coroutine_self();
assert(colo != NULL);
@@ -194,5 +204,7 @@ void colo_process_incoming_checkpoints(QEMUFile *f)
colo = NULL;
restore_exit_colo();
+ qdev_hotplug = dev_hotplug;
+
return;
}
--
1.9.1
- [Qemu-devel] [RFC PATCH 00/17] COarse-grain LOck-stepping(COLO) Virtual Machines for Non-stop Service, Yang Hongyang, 2014/07/23
- [Qemu-devel] [RFC PATCH 01/17] configure: add CONFIG_COLO to switch COLO support, Yang Hongyang, 2014/07/23
- [Qemu-devel] [RFC PATCH 03/17] COLO migration: add a migration capability 'colo', Yang Hongyang, 2014/07/23
- [Qemu-devel] [RFC PATCH 04/17] COLO info: use colo info to tell migration target colo is enabled, Yang Hongyang, 2014/07/23
- [Qemu-devel] [RFC PATCH 05/17] COLO save: integrate COLO checkpointed save into qemu migration, Yang Hongyang, 2014/07/23
- [Qemu-devel] [RFC PATCH 06/17] COLO restore: integrate COLO checkpointed restore into qemu restore, Yang Hongyang, 2014/07/23
- [Qemu-devel] [RFC PATCH 08/17] COLO: disable qdev hotplug,
Yang Hongyang <=
- [Qemu-devel] [RFC PATCH 07/17] COLO buffer: implement colo buffer as well as QEMUFileOps based on it, Yang Hongyang, 2014/07/23
- [Qemu-devel] [RFC PATCH 09/17] COLO ctl: implement API's that communicate with colo agent, Yang Hongyang, 2014/07/23
- [Qemu-devel] [RFC PATCH 10/17] COLO ctl: introduce is_slave() and is_master(), Yang Hongyang, 2014/07/23
- [Qemu-devel] [RFC PATCH 02/17] COLO: introduce an api colo_supported() to indicate COLO support, Yang Hongyang, 2014/07/23
- [Qemu-devel] [RFC PATCH 12/17] COLO ctl: add a RunState RUN_STATE_COLO, Yang Hongyang, 2014/07/23
- [Qemu-devel] [RFC PATCH 11/17] COLO ctl: implement colo checkpoint protocol, Yang Hongyang, 2014/07/23
- [Qemu-devel] [RFC PATCH 13/17] COLO ctl: implement colo save, Yang Hongyang, 2014/07/23