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authorIgor Mammedov <imammedo@redhat.com>2012-09-05 23:06:21 +0200
committerAnthony Liguori <aliguori@us.ibm.com>2012-09-25 18:37:41 -0500
commita9552c8edbd31bf75d42b561f0a592c00aff1038 (patch)
tree5bd53653764ae8f252cccf733e22e013c94ee1b0
parentd9b41bcda91ea7285d934a9c2333c49cd32d1ad3 (diff)
downloadqemu-arm-a9552c8edbd31bf75d42b561f0a592c00aff1038.tar.gz
Introduce powerdown_notifiers
Notifier will be used for signaling powerdown request to guest in a more general way and intended to replace very specific qemu_irq_rise(qemu_system_powerdown) and will allow to remove global variable qemu_system_powerdown. Signed-off-by: Igor Mammedov <imammedo@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
-rw-r--r--sysemu.h1
-rw-r--r--vl.c8
2 files changed, 9 insertions, 0 deletions
diff --git a/sysemu.h b/sysemu.h
index 65552acee5..803c8588cf 100644
--- a/sysemu.h
+++ b/sysemu.h
@@ -52,6 +52,7 @@ void qemu_system_wakeup_enable(WakeupReason reason, bool enabled);
void qemu_register_wakeup_notifier(Notifier *notifier);
void qemu_system_shutdown_request(void);
void qemu_system_powerdown_request(void);
+void qemu_register_powerdown_notifier(Notifier *notifier);
void qemu_system_debug_request(void);
void qemu_system_vmstop_request(RunState reason);
int qemu_shutdown_requested_get(void);
diff --git a/vl.c b/vl.c
index 48049ef0b6..a65759ad5a 100644
--- a/vl.c
+++ b/vl.c
@@ -1355,6 +1355,8 @@ static int powerdown_requested;
static int debug_requested;
static int suspend_requested;
static int wakeup_requested;
+static NotifierList powerdown_notifiers =
+ NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
static NotifierList suspend_notifiers =
NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
static NotifierList wakeup_notifiers =
@@ -1569,6 +1571,11 @@ void qemu_system_powerdown_request(void)
qemu_notify_event();
}
+void qemu_register_powerdown_notifier(Notifier *notifier)
+{
+ notifier_list_add(&powerdown_notifiers, notifier);
+}
+
void qemu_system_debug_request(void)
{
debug_requested = 1;
@@ -1620,6 +1627,7 @@ static bool main_loop_should_exit(void)
}
if (qemu_powerdown_requested()) {
monitor_protocol_event(QEVENT_POWERDOWN, NULL);
+ notifier_list_notify(&powerdown_notifiers, NULL);
qemu_irq_raise(qemu_system_powerdown);
}
if (qemu_vmstop_requested(&r)) {