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[Qemu-devel] [PATCH]qemu: deal with guest paniced event
From: |
Wen Congyang |
Subject: |
[Qemu-devel] [PATCH]qemu: deal with guest paniced event |
Date: |
Mon, 27 Feb 2012 11:05:58 +0800 |
User-agent: |
Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.9) Gecko/20100413 Fedora/3.0.4-2.fc13 Thunderbird/3.0.4 |
When the host knows the guest is paniced, it will set
exit_reason to KVM_EXIT_GUEST_PANIC. So if qemu receive
this exit_reason, we can send a event to tell management
application that the guest is paniced.
Signed-off-by: Wen Congyang <address@hidden>
---
kvm-all.c | 3 +++
linux-headers/linux/kvm.h | 1 +
monitor.c | 3 +++
monitor.h | 1 +
4 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/kvm-all.c b/kvm-all.c
index c4babda..ae428ab 100644
--- a/kvm-all.c
+++ b/kvm-all.c
@@ -1190,6 +1190,9 @@ int kvm_cpu_exec(CPUState *env)
(uint64_t)run->hw.hardware_exit_reason);
ret = -1;
break;
+ case KVM_EXIT_GUEST_PANIC:
+ monitor_protocol_event(QEVENT_GUEST_PANICED, NULL);
+ break;
case KVM_EXIT_INTERNAL_ERROR:
ret = kvm_handle_internal_error(env, run);
break;
diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h
index f6b5343..45dd031 100644
--- a/linux-headers/linux/kvm.h
+++ b/linux-headers/linux/kvm.h
@@ -163,6 +163,7 @@ struct kvm_pit_config {
#define KVM_EXIT_OSI 18
#define KVM_EXIT_PAPR_HCALL 19
#define KVM_EXIT_S390_UCONTROL 20
+#define KVM_EXIT_GUEST_PANIC 21
/* For KVM_EXIT_INTERNAL_ERROR */
#define KVM_INTERNAL_ERROR_EMULATION 1
diff --git a/monitor.c b/monitor.c
index 953e748..9802792 100644
--- a/monitor.c
+++ b/monitor.c
@@ -494,6 +494,9 @@ void monitor_protocol_event(MonitorEvent event, QObject
*data)
case QEVENT_WAKEUP:
event_name = "WAKEUP";
break;
+ case QEVENT_GUEST_PANICED:
+ event_name = "GUEST_PANICED";
+ break;
default:
abort();
break;
diff --git a/monitor.h b/monitor.h
index 0d49800..a62da93 100644
--- a/monitor.h
+++ b/monitor.h
@@ -41,6 +41,7 @@ typedef enum MonitorEvent {
QEVENT_DEVICE_TRAY_MOVED,
QEVENT_SUSPEND,
QEVENT_WAKEUP,
+ QEVENT_GUEST_PANICED,
QEVENT_MAX,
} MonitorEvent;
--
1.7.1
- [Qemu-devel] [PATCH] kvm: notify host when guest paniced, Wen Congyang, 2012/02/26
- [Qemu-devel] [PATCH]qemu: deal with guest paniced event,
Wen Congyang <=
- Re: [Qemu-devel] [PATCH] kvm: notify host when guest paniced, Jan Kiszka, 2012/02/27
- Re: [Qemu-devel] [PATCH] kvm: notify host when guest paniced, Wen Congyang, 2012/02/28
- Re: [Qemu-devel] [PATCH] kvm: notify host when guest paniced, Wen Congyang, 2012/02/28
- Re: [Qemu-devel] [PATCH] kvm: notify host when guest paniced, Jan Kiszka, 2012/02/28
- Re: [Qemu-devel] [PATCH] kvm: notify host when guest paniced, Wen Congyang, 2012/02/28
- Re: [Qemu-devel] [PATCH] kvm: notify host when guest paniced, Jan Kiszka, 2012/02/28
- Re: [Qemu-devel] [PATCH] kvm: notify host when guest paniced, Gleb Natapov, 2012/02/28
- Re: [Qemu-devel] [PATCH] kvm: notify host when guest paniced, Wen Congyang, 2012/02/28