Wei Wang 53e946cb34 virtio-balloon: improve update_balloon_size_func
There is no need to update the balloon actual register when there is no
ballooning request. This patch avoids update_balloon_size when diff is 0.

Signed-off-by: Wei Wang <wei.w.wang@intel.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Halil Pasic <pasic@linux.ibm.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2019-03-06 11:19:33 -05:00
..
2017-05-02 23:41:42 +03:00