linux-kernel - Re: [PATCH v3 2/2] vhost-vdpa: fix page pinning leakage in error path

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Message-ID: <5F88AE4A.9030300@oracle.com>
Date:   Thu, 15 Oct 2020 13:17:14 -0700
From:   si-wei liu <si-wei.liu@...cle.com>
To:     "Michael S. Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>
CC:     lingshan.zhu@...el.com, joao.m.martins@...cle.com,
        boris.ostrovsky@...cle.com, linux-kernel@...r.kernel.org,
        virtualization@...ts.linux-foundation.org, netdev@...r.kernel.org
Subject: Re: [PATCH v3 2/2] vhost-vdpa: fix page pinning leakage in error
 path


On 10/15/2020 6:11 AM, Michael S. Tsirkin wrote:
> On Thu, Oct 15, 2020 at 02:15:32PM +0800, Jason Wang wrote:
>> On 2020/10/14 上午7:42, si-wei liu wrote:
>>>>
>>>> So what I suggest is to fix the pinning leakage first and do the
>>>> possible optimization on top (which is still questionable to me).
>>> OK. Unfortunately, this was picked and got merged in upstream. So I will
>>> post a follow up patch set to 1) revert the commit to the original
>>> __get_free_page() implementation, and 2) fix the accounting and leakage
>>> on top. Will it be fine?
>>
>> Fine.
>>
>> Thanks
> Fine by me too.
>
Thanks, Michael & Jason. I will post the fix shortly. Stay tuned.

-Siwei