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Re: [Qemu-devel] [PATCH v5 12/12] suspend: add qmp events
From: |
Luiz Capitulino |
Subject: |
Re: [Qemu-devel] [PATCH v5 12/12] suspend: add qmp events |
Date: |
Fri, 17 Feb 2012 15:33:51 -0200 |
On Wed, 15 Feb 2012 11:28:21 +0100
Gerd Hoffmann <address@hidden> wrote:
> Send qmp events on suspend and wakeup so libvirt
> has a chance to track the vm state.
>
> Signed-off-by: Gerd Hoffmann <address@hidden>
> ---
> monitor.c | 6 ++++++
> monitor.h | 2 ++
> vl.c | 15 +++++++++++++++
> 3 files changed, 23 insertions(+), 0 deletions(-)
>
> diff --git a/monitor.c b/monitor.c
> index aadbdcb..e6f5fad 100644
> --- a/monitor.c
> +++ b/monitor.c
> @@ -485,6 +485,12 @@ void monitor_protocol_event(MonitorEvent event, QObject
> *data)
> case QEVENT_BLOCK_JOB_CANCELLED:
> event_name = "BLOCK_JOB_CANCELLED";
> break;
> + case QEVENT_SUSPEND:
> + event_name = "SUSPEND";
> + break;
> + case QEVENT_WAKEUP:
> + event_name = "WAKEUP";
> + break;
> default:
> abort();
> break;
> diff --git a/monitor.h b/monitor.h
> index b72ea07..9df3bab 100644
> --- a/monitor.h
> +++ b/monitor.h
> @@ -38,6 +38,8 @@ typedef enum MonitorEvent {
> QEVENT_SPICE_DISCONNECTED,
> QEVENT_BLOCK_JOB_COMPLETED,
> QEVENT_BLOCK_JOB_CANCELLED,
> + QEVENT_SUSPEND,
> + QEVENT_WAKEUP,
> QEVENT_MAX,
> } MonitorEvent;
>
> diff --git a/vl.c b/vl.c
> index bfdcb7c..570ea05 100644
> --- a/vl.c
> +++ b/vl.c
> @@ -1416,6 +1416,7 @@ static void qemu_system_suspend(void)
> {
> pause_all_vcpus();
> notifier_list_notify(&suspend_notifiers, NULL);
> + monitor_protocol_event(QEVENT_SUSPEND, NULL);
> is_suspended = true;
> }
>
> @@ -1436,12 +1437,26 @@ void qemu_register_suspend_notifier(Notifier
> *notifier)
>
> void qemu_system_wakeup_request(WakeupReason reason)
> {
> + static const char *names[] = {
> + [QEMU_WAKEUP_REASON_OTHER] = "other",
> + [QEMU_WAKEUP_REASON_RTC] = "rtc",
> + [QEMU_WAKEUP_REASON_PMTIMER] = "pmtimer",
Is the reason really important for mngt? Can we just leave it out?
> + };
> + const char *name;
> + QObject *data;
> +
> if (!is_suspended) {
> return;
> }
> if (!(wakeup_reason_mask & (1 << reason))) {
> return;
> }
> +
> + name = (reason < ARRAY_SIZE(names)) ? names[reason] : "unknown";
> + data = qobject_from_jsonf("{ 'reason': %s }", name);
> + monitor_protocol_event(QEVENT_WAKEUP, data);
> + qobject_decref(data);
> +
> notifier_list_notify(&wakeup_notifiers, &reason);
> reset_requested = 1;
> qemu_notify_event();
- [Qemu-devel] [PATCH v5 03/12] acpi: don't pass overflow_time to acpi_pm1_evt_get_sts, (continued)
- [Qemu-devel] [PATCH v5 03/12] acpi: don't pass overflow_time to acpi_pm1_evt_get_sts, Gerd Hoffmann, 2012/02/15
- [Qemu-devel] [PATCH v5 11/12] suspend: make acpi timer wakeup the guest., Gerd Hoffmann, 2012/02/15
- [Qemu-devel] [PATCH v5 07/12] suspend: add system_wakeup monitor command, Gerd Hoffmann, 2012/02/15
- [Qemu-devel] [PATCH v5 02/12] acpi: add ACPIREGS, Gerd Hoffmann, 2012/02/15
- [Qemu-devel] [PATCH v5 09/12] suspend: make serial ports wakeup the guest., Gerd Hoffmann, 2012/02/15
- [Qemu-devel] [PATCH v5 10/12] suspend: make rtc alarm wakeup the guest., Gerd Hoffmann, 2012/02/15
- [Qemu-devel] [PATCH v5 12/12] suspend: add qmp events, Gerd Hoffmann, 2012/02/15
[Qemu-devel] [PATCH v5 06/12] suspend: switch acpi s3 to new infrastructure., Gerd Hoffmann, 2012/02/15
[Qemu-devel] [PATCH v5 05/12] suspend: add infrastructure, Gerd Hoffmann, 2012/02/15