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[Qemu-devel] [RFC PATCH v4 07/28] COLO: Add a new RunState RUN_STATE_COL
From: |
zhanghailiang |
Subject: |
[Qemu-devel] [RFC PATCH v4 07/28] COLO: Add a new RunState RUN_STATE_COLO |
Date: |
Thu, 26 Mar 2015 13:29:13 +0800 |
Guest will enter this state when paused to save/restore VM state
under colo checkpoint.
Signed-off-by: zhanghailiang <address@hidden>
Signed-off-by: Gonglei <address@hidden>
Signed-off-by: Lai Jiangshan <address@hidden>
---
qapi-schema.json | 5 ++++-
vl.c | 8 ++++++++
2 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/qapi-schema.json b/qapi-schema.json
index 172aae3..43a964b 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -148,12 +148,15 @@
# @watchdog: the watchdog action is configured to pause and has been triggered
#
# @guest-panicked: guest has been panicked as a result of guest OS panic
+#
+# @colo: guest is paused to save/restore VM state under colo checkpoint (since
+# 2.4)
##
{ 'enum': 'RunState',
'data': [ 'debug', 'inmigrate', 'internal-error', 'io-error', 'paused',
'postmigrate', 'prelaunch', 'finish-migrate', 'restore-vm',
'running', 'save-vm', 'shutdown', 'suspended', 'watchdog',
- 'guest-panicked' ] }
+ 'guest-panicked', 'colo' ] }
##
# @StatusInfo:
diff --git a/vl.c b/vl.c
index 9724992..8c07244 100644
--- a/vl.c
+++ b/vl.c
@@ -550,6 +550,7 @@ static const RunStateTransition runstate_transitions_def[]
= {
{ RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
{ RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
+ { RUN_STATE_INMIGRATE, RUN_STATE_COLO },
{ RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
{ RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
@@ -559,6 +560,7 @@ static const RunStateTransition runstate_transitions_def[]
= {
{ RUN_STATE_PAUSED, RUN_STATE_RUNNING },
{ RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
+ { RUN_STATE_PAUSED, RUN_STATE_COLO},
{ RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
{ RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
@@ -569,9 +571,12 @@ static const RunStateTransition runstate_transitions_def[]
= {
{ RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
{ RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
+ { RUN_STATE_FINISH_MIGRATE, RUN_STATE_COLO},
{ RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
+ { RUN_STATE_COLO, RUN_STATE_RUNNING },
+
{ RUN_STATE_RUNNING, RUN_STATE_DEBUG },
{ RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
{ RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
@@ -582,6 +587,7 @@ static const RunStateTransition runstate_transitions_def[]
= {
{ RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
{ RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
{ RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
+ { RUN_STATE_RUNNING, RUN_STATE_COLO},
{ RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
@@ -592,9 +598,11 @@ static const RunStateTransition runstate_transitions_def[]
= {
{ RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
{ RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
{ RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
+ { RUN_STATE_SUSPENDED, RUN_STATE_COLO},
{ RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
{ RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
+ { RUN_STATE_WATCHDOG, RUN_STATE_COLO},
{ RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
{ RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
--
1.7.12.4
- [Qemu-devel] [RFC PATCH v4 00/28] COarse-grain LOck-stepping(COLO) Virtual Machines for Non-stop Service, zhanghailiang, 2015/03/26
- [Qemu-devel] [RFC PATCH v4 11/28] COLO VMstate: Load VM state into qsb before restore it, zhanghailiang, 2015/03/26
- [Qemu-devel] [RFC PATCH v4 04/28] migration: Integrate COLO checkpoint process into migration, zhanghailiang, 2015/03/26
- [Qemu-devel] [RFC PATCH v4 12/28] arch_init: Start to trace dirty pages of SVM, zhanghailiang, 2015/03/26
- [Qemu-devel] [RFC PATCH v4 09/28] COLO: Save VM state to slave when do checkpoint, zhanghailiang, 2015/03/26
- [Qemu-devel] [RFC PATCH v4 07/28] COLO: Add a new RunState RUN_STATE_COLO,
zhanghailiang <=
- [Qemu-devel] [RFC PATCH v4 08/28] QEMUSizedBuffer: Introduce two help functions for qsb, zhanghailiang, 2015/03/26
- [Qemu-devel] [RFC PATCH v4 01/28] configure: Add parameter for configure to enable/disable COLO support, zhanghailiang, 2015/03/26
- [Qemu-devel] [RFC PATCH v4 02/28] migration: Introduce capability 'colo' to migration, zhanghailiang, 2015/03/26
- [Qemu-devel] [RFC PATCH v4 23/28] COLO: Improve checkpoint efficiency by do additional periodic checkpoint, zhanghailiang, 2015/03/26
- [Qemu-devel] [RFC PATCH v4 18/28] COLO NIC: Init/remove colo nic devices when add/cleanup tap devices, zhanghailiang, 2015/03/26
- [Qemu-devel] [RFC PATCH v4 19/28] COLO NIC: Implement colo nic device interface configure(), zhanghailiang, 2015/03/26
- [Qemu-devel] [RFC PATCH v4 05/28] migration: Integrate COLO checkpoint process into loadvm, zhanghailiang, 2015/03/26
- [Qemu-devel] [RFC PATCH v4 26/28] COLO: Disable qdev hotplug when VM is in COLO mode, zhanghailiang, 2015/03/26
- [Qemu-devel] [RFC PATCH v4 28/28] COLO: Add block replication into colo process, zhanghailiang, 2015/03/26
- [Qemu-devel] [RFC PATCH v4 22/28] COLO: Do checkpoint according to the result of net packets comparing, zhanghailiang, 2015/03/26