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SubjectRe: [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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