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authorIgor Mammedov <imammedo@redhat.com>2013-04-23 10:29:39 +0200
committerAndreas Färber <afaerber@suse.de>2013-05-01 13:04:17 +0200
commit066e9b2710be887f435e0e899fa71f1f4314f702 (patch)
tree6cdb019505e9265be6c060aa0821105d5d32dc97 /qom
parent6afb4721f3e45da727110470a61aafcd6682395e (diff)
cpu: Introduce CPU hot-plug notifier
Hot-add CPU event will be distributed to acpi_piix4 and rtc_cmos. Signed-off-by: Igor Mammedov <imammedo@redhat.com> Signed-off-by: Andreas Färber <afaerber@suse.de>
Diffstat (limited to 'qom')
-rw-r--r--qom/cpu.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/qom/cpu.c b/qom/cpu.c
index b91213e6b1..34fa8054b2 100644
--- a/qom/cpu.c
+++ b/qom/cpu.c
@@ -21,6 +21,17 @@
#include "qom/cpu.h"
#include "qemu-common.h"
#include "sysemu/kvm.h"
+#include "qemu/notify.h"
+#include "sysemu/sysemu.h"
+
+/* CPU hot-plug notifiers */
+static NotifierList cpu_added_notifiers =
+ NOTIFIER_LIST_INITIALIZER(cpu_add_notifiers);
+
+void qemu_register_cpu_added_notifier(Notifier *notifier)
+{
+ notifier_list_add(&cpu_added_notifiers, notifier);
+}
void cpu_reset_interrupt(CPUState *cpu, int mask)
{
@@ -62,6 +73,7 @@ static void cpu_common_realizefn(DeviceState *dev, Error **errp)
if (dev->hotplugged) {
cpu_synchronize_post_init(cpu);
+ notifier_list_notify(&cpu_added_notifiers, dev);
cpu_resume(cpu);
}
}