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From: Wen Congyang <wency@cn.fujitsu.com>
To: kvm list <kvm@vger.kernel.org>,
	qemu-devel <qemu-devel@nongnu.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Avi Kivity <avi@redhat.com>,
	"Daniel P. Berrange" <berrange@redhat.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
	Jan Kiszka <jan.kiszka@siemens.com>,
	Gleb Natapov <gleb@redhat.com>
Subject: [PATCH 3/6 v7] add a new runstate: RUN_STATE_GUEST_PANICKED
Date: Sat, 21 Jul 2012 15:15:39 +0800	[thread overview]
Message-ID: <500A571B.8010109@cn.fujitsu.com> (raw)
In-Reply-To: <500A565A.8080403@cn.fujitsu.com>

The guest will be in this state when it is panicked.

Signed-off-by: Wen Congyang <wency@cn.fujitsu.com>
---
 qapi-schema.json |    6 +++++-
 qmp.c            |    3 ++-
 vl.c             |    7 ++++++-
 3 files changed, 13 insertions(+), 3 deletions(-)

diff --git a/qapi-schema.json b/qapi-schema.json
index a92adb1..5889af7 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -119,11 +119,15 @@
 # @suspended: guest is suspended (ACPI S3)
 #
 # @watchdog: the watchdog action is configured to pause and has been triggered
+#
+# @guest-panicked: the panicked action is configured to pause and has been
+# triggered.
 ##
 { 'enum': 'RunState',
   'data': [ 'debug', 'inmigrate', 'internal-error', 'io-error', 'paused',
             'postmigrate', 'prelaunch', 'finish-migrate', 'restore-vm',
-            'running', 'save-vm', 'shutdown', 'suspended', 'watchdog' ] }
+            'running', 'save-vm', 'shutdown', 'suspended', 'watchdog',
+            'guest-panicked' ] }
 
 ##
 # @StatusInfo:
diff --git a/qmp.c b/qmp.c
index a111dff..3b0c9bc 100644
--- a/qmp.c
+++ b/qmp.c
@@ -148,7 +148,8 @@ void qmp_cont(Error **errp)
         error_set(errp, QERR_MIGRATION_EXPECTED);
         return;
     } else if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
-               runstate_check(RUN_STATE_SHUTDOWN)) {
+               runstate_check(RUN_STATE_SHUTDOWN) ||
+               runstate_check(RUN_STATE_GUEST_PANICKED)) {
         error_set(errp, QERR_RESET_REQUIRED);
         return;
     } else if (runstate_check(RUN_STATE_SUSPENDED)) {
diff --git a/vl.c b/vl.c
index c7cee31..5e33c97 100644
--- a/vl.c
+++ b/vl.c
@@ -361,6 +361,7 @@ static const RunStateTransition runstate_transitions_def[] = {
     { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
     { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
     { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
+    { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
 
     { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
 
@@ -375,6 +376,9 @@ static const RunStateTransition runstate_transitions_def[] = {
     { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
     { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
 
+    { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
+    { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
+
     { RUN_STATE_MAX, RUN_STATE_MAX },
 };
 
@@ -1531,7 +1535,8 @@ static bool main_loop_should_exit(void)
         qemu_system_reset(VMRESET_REPORT);
         resume_all_vcpus();
         if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
-            runstate_check(RUN_STATE_SHUTDOWN)) {
+            runstate_check(RUN_STATE_SHUTDOWN) ||
+            runstate_check(RUN_STATE_GUEST_PANICKED)) {
             bdrv_iterate(iostatus_bdrv_it, NULL);
             vm_start();
         }
-- 
1.7.1


  parent reply	other threads:[~2012-07-21  7:10 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-21  7:12 [PATCH v7] kvm: notify host when the guest is panicked Wen Congyang
2012-07-21  7:14 ` [PATCH 1/6 v7] start vm after reseting it Wen Congyang
2012-07-21  7:14 ` [PATCH 2/6 v7] kvm: Update kernel headers Wen Congyang
2012-07-21  7:15 ` Wen Congyang [this message]
2012-07-21  7:16 ` [PATCH 4/6 v7] add a new qevent: QEVENT_GUEST_PANICKED Wen Congyang
2012-07-21  7:16 ` [PATCH 5/6 v7] introduce a new qom device to deal with panicked event Wen Congyang
2012-07-21  7:19 ` [PATCH 6/6 v7] allow the user to disable pv event support Wen Congyang
2012-07-21  7:19 ` [PATCH v7] kvm: notify host when the guest is panicked Jan Kiszka
2012-07-21  8:41   ` Wen Congyang
2012-07-21  8:44 ` [PATCH v7.5] " Wen Congyang
2012-07-22 11:39   ` [Qemu-devel] " Sasha Levin
2012-07-22 19:14     ` Anthony Liguori
2012-07-22 20:03       ` Sasha Levin
2012-07-22 22:36         ` Anthony Liguori
2012-07-22 23:50           ` Sasha Levin
2012-07-23  2:08             ` Wen Congyang
2012-07-23  2:07     ` Wen Congyang
2012-07-21 10:50 ` [Qemu-devel] [PATCH v7] " Sasha Levin
2012-07-22 19:22   ` Anthony Liguori
2012-07-22 20:19     ` Sasha Levin
2012-07-22 20:31       ` Sasha Levin
2012-07-22 22:29         ` Anthony Liguori
2012-07-22 23:35           ` Sasha Levin
2012-07-22 22:20       ` Anthony Liguori
2012-07-23  6:27       ` Wen Congyang

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