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-rw-r--r--balloon.c17
-rw-r--r--balloon.h8
-rw-r--r--hw/virtio-balloon.c7
3 files changed, 17 insertions, 15 deletions
diff --git a/balloon.c b/balloon.c
index d40be39..8be3812 100644
--- a/balloon.c
+++ b/balloon.c
@@ -32,30 +32,33 @@
static QEMUBalloonEvent *balloon_event_fn;
+static QEMUBalloonStatus *balloon_stat_fn;
static void *balloon_opaque;
-void qemu_add_balloon_handler(QEMUBalloonEvent *func, void *opaque)
+void qemu_add_balloon_handler(QEMUBalloonEvent *event_func,
+ QEMUBalloonStatus *stat_func, void *opaque)
{
- balloon_event_fn = func;
+ balloon_event_fn = event_func;
+ balloon_stat_fn = stat_func;
balloon_opaque = opaque;
}
-static int qemu_balloon(ram_addr_t target, MonitorCompletion cb, void *opaque)
+static int qemu_balloon(ram_addr_t target)
{
if (!balloon_event_fn) {
return 0;
}
trace_balloon_event(balloon_opaque, target);
- balloon_event_fn(balloon_opaque, target, cb, opaque);
+ balloon_event_fn(balloon_opaque, target);
return 1;
}
static int qemu_balloon_status(MonitorCompletion cb, void *opaque)
{
- if (!balloon_event_fn) {
+ if (!balloon_stat_fn) {
return 0;
}
- balloon_event_fn(balloon_opaque, 0, cb, opaque);
+ balloon_stat_fn(balloon_opaque, cb, opaque);
return 1;
}
@@ -135,7 +138,7 @@ int do_balloon(Monitor *mon, const QDict *params,
return -1;
}
- ret = qemu_balloon(qdict_get_int(params, "value"), cb, opaque);
+ ret = qemu_balloon(qdict_get_int(params, "value"));
if (ret == 0) {
qerror_report(QERR_DEVICE_NOT_ACTIVE, "balloon");
return -1;
diff --git a/balloon.h b/balloon.h
index 06a8a46..a6c31d5 100644
--- a/balloon.h
+++ b/balloon.h
@@ -16,10 +16,12 @@
#include "monitor.h"
-typedef void (QEMUBalloonEvent)(void *opaque, ram_addr_t target,
- MonitorCompletion cb, void *cb_data);
+typedef void (QEMUBalloonEvent)(void *opaque, ram_addr_t target);
+typedef void (QEMUBalloonStatus)(void *opaque, MonitorCompletion cb,
+ void *cb_data);
-void qemu_add_balloon_handler(QEMUBalloonEvent *func, void *opaque);
+void qemu_add_balloon_handler(QEMUBalloonEvent *event_func,
+ QEMUBalloonStatus *stat_func, void *opaque);
void monitor_print_balloon(Monitor *mon, const QObject *data);
int do_info_balloon(Monitor *mon, MonitorCompletion cb, void *opaque);
diff --git a/hw/virtio-balloon.c b/hw/virtio-balloon.c
index 2f371f2..40b43b0 100644
--- a/hw/virtio-balloon.c
+++ b/hw/virtio-balloon.c
@@ -227,8 +227,7 @@ static void virtio_balloon_stat(void *opaque, MonitorCompletion cb,
complete_stats_request(dev);
}
-static void virtio_balloon_to_target(void *opaque, ram_addr_t target,
- MonitorCompletion cb, void *cb_data)
+static void virtio_balloon_to_target(void *opaque, ram_addr_t target)
{
VirtIOBalloon *dev = opaque;
@@ -238,8 +237,6 @@ static void virtio_balloon_to_target(void *opaque, ram_addr_t target,
if (target) {
dev->num_pages = (ram_size - target) >> VIRTIO_BALLOON_PFN_SHIFT;
virtio_notify_config(&dev->vdev);
- } else {
- virtio_balloon_stat(opaque, cb, cb_data);
}
}
@@ -284,7 +281,7 @@ VirtIODevice *virtio_balloon_init(DeviceState *dev)
s->svq = virtio_add_queue(&s->vdev, 128, virtio_balloon_receive_stats);
reset_stats(s);
- qemu_add_balloon_handler(virtio_balloon_to_target, s);
+ qemu_add_balloon_handler(virtio_balloon_to_target, virtio_balloon_stat, s);
register_savevm(dev, "virtio-balloon", -1, 1,
virtio_balloon_save, virtio_balloon_load, s);