Commit a9552c8e authored by Igor Mammedov's avatar Igor Mammedov Committed by Anthony Liguori
Browse files

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: default avatarIgor Mammedov <imammedo@redhat.com>
Signed-off-by: default avatarAnthony Liguori <aliguori@us.ibm.com>
parent d9b41bcd

sysemu.h

+1 −0
Original line number Diff line number Diff line
@@ -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);

vl.c

+8 −0
Original line number Diff line number Diff line
@@ -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)) {