On Thu, 3 Jan 2019 13:31:02 +0800 Wei Wang <wei.w.wang@xxxxxxxxx> wrote: > 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@xxxxxxxxx> Reviewed-by: Halil Pasic <pasic@xxxxxxxxxxxxx> I would be also fine with both patches squashed into one. BTW the end result looks to me even a bit nicer.