linux-kernel - Re: [PATCH 5/6] vringh: fix copy direction of vringh_iov_push

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Message-ID: <2f145744-cbfb-5bc3-0e2c-e8c23c20b42d@redhat.com>
Date:   Wed, 25 Sep 2019 19:56:33 +0800
From:   Jason Wang <jasowang@...hat.com>
To:     Alex Williamson <alex.williamson@...hat.com>,
        "Michael S. Tsirkin" <mst@...hat.com>
Cc:     kvm@...r.kernel.org, linux-s390@...r.kernel.org,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        intel-gfx@...ts.freedesktop.org,
        intel-gvt-dev@...ts.freedesktop.org, kwankhede@...dia.com,
        tiwei.bie@...el.com, virtualization@...ts.linux-foundation.org,
        netdev@...r.kernel.org, cohuck@...hat.com,
        maxime.coquelin@...hat.com, cunming.liang@...el.com,
        zhihong.wang@...el.com, rob.miller@...adcom.com,
        xiao.w.wang@...el.com, haotian.wang@...ive.com,
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Subject: Re: [PATCH 5/6] vringh: fix copy direction of vringh_iov_push_kern()


On 2019/9/24 下午10:04, Alex Williamson wrote:
> On Mon, 23 Sep 2019 12:00:41 -0400
> "Michael S. Tsirkin" <mst@...hat.com> wrote:
>
>> On Mon, Sep 23, 2019 at 09:45:59AM -0600, Alex Williamson wrote:
>>> On Mon, 23 Sep 2019 21:03:30 +0800
>>> Jason Wang <jasowang@...hat.com> wrote:
>>>   
>>>> We want to copy from iov to buf, so the direction was wrong.
>>>>
>>>> Signed-off-by: Jason Wang <jasowang@...hat.com>
>>>> ---
>>>>  drivers/vhost/vringh.c | 8 +++++++-
>>>>  1 file changed, 7 insertions(+), 1 deletion(-)  
>>> Why is this included in the series?  Seems like an unrelated fix being
>>> held up within a proposal for a new feature.  Thanks,
>>>
>>> Alex  
>> It's better to have it as patch 1/6, but it's a dependency of the
>> example driver in the series. I can reorder when I apply.
> It's a fix, please submit it separately through virtio/vhost channels,
> then it will already be in the base kernel we use for the rest of the
> series.  The remainder of the series certainly suggests a workflow
> through the vfio tree rather than virtio/vhost.  Thanks,
>
> Alex


Ok.

Thanks