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virtio: fix suspend when using virtio_balloon
[firefly-linux-kernel-4.4.55.git]
/
drivers
/
virtio
/
virtio_balloon.c
diff --git
a/drivers/virtio/virtio_balloon.c
b/drivers/virtio/virtio_balloon.c
index 59268266b79a5b7c6b439c6e9b210bb25c4236a3..9c76a061a04dc7235ad689cea438fc8d0c6cfedf 100644
(file)
--- a/
drivers/virtio/virtio_balloon.c
+++ b/
drivers/virtio/virtio_balloon.c
@@
-190,7
+190,8
@@
static int balloon(void *_vballoon)
try_to_freeze();
wait_event_interruptible(vb->config_change,
(diff = towards_target(vb)) != 0
- || kthread_should_stop());
+ || kthread_should_stop()
+ || freezing(current));
if (diff > 0)
fill_balloon(vb, diff);
else if (diff < 0)