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SubjectRe: [PATCH v1 0/3] Virtio-balloon Improvement
On 10/22/2017 11:19 AM, Michael S. Tsirkin wrote:
> On Fri, Oct 20, 2017 at 07:54:23PM +0800, Wei Wang wrote:
>> This patch series intends to summarize the recent contributions made by
>> Michael S. Tsirkin, Tetsuo Handa, Michal Hocko etc. via reporting and
>> discussing the related deadlock issues on the mailinglist. Please check
>> each patch for details.
>>
>> >From a high-level point of view, this patch series achieves:
>> 1) eliminate the deadlock issue fundamentally caused by the inability
>> to run leak_balloon and fill_balloon concurrently;
> We need to think about this carefully. Is it an issue that
> leak can now bypass fill? It seems that we can now
> try to leak a page before fill was seen by host,
> but I did not look into it deeply.
>
> I really like my patch for this better at least for
> current kernel. I agree we need to work more on 2+3.
>

Since we have many customers interested in the "Virtio-balloon
Enhancement" series,
please review the v17 patches first (it has a dependency on your patch
for that deadlock fix,
so I included it there too), and we can get back to 2+3 here after that
series is done. Thanks.

Best,
Wei

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