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Subject: Re: [PATCH v3 2/3] virtio-balloon: improve update_balloon_size_func
On 01/15/2019 09:00 AM, Michael S. Tsirkin wrote:
On Mon, Jan 07, 2019 at 03:01:05PM +0800, Wei Wang 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@intel.com> Reviewed-by: Cornelia Huck <cohuck@redhat.com> Reviewed-by: Halil Pasic <pasic@linux.ibm.com>It sounds reasonable but it does have a side effect of not writing into actual anymore. I am not sure actual never can get out of sync as a result. So better deferred, pls send this in the next merge window.
No problem, it's not urgent to me. Best, Wei
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