Re: [PATCH v3 1/3] virtio-balloon: tweak config_changed implementation

[Wei Wang]

On 01/07/2019 09:49 PM, Christian Borntraeger wrote:
> On 07.01.2019 08:01, Wei Wang wrote:
> > virtio-ccw has deadlock issues with reading the config space inside the
> > interrupt context, so we tweak the virtballoon_changed implementation
> > by moving the config read operations into the related workqueue contexts.
> > The config_read_bitmap is used as a flag to the workqueue callbacks
> > about the related config fields that need to be read.
> >
> > The cmd_id_received is also renamed to cmd_id_received_cache, and
> > the value should be obtained via virtio_balloon_cmd_id_received.
> >
> > Reported-by: Christian Borntraeger <borntraeger@xxxxxxxxxx>
> > Signed-off-by: Wei Wang <wei.w.wang@xxxxxxxxx>
> > Reviewed-by: Cornelia Huck <cohuck@xxxxxxxxxx>
> > Reviewed-by: Halil Pasic <pasic@xxxxxxxxxxxxx>
> Together with
>    virtio_pci: use queue idx instead of array idx to set up the vq
>    virtio: don't allocate vqs when names[i] = NULL
>
> Tested-by: Christian Borntraeger <borntraeger@xxxxxxxxxx>

OK. I don't plan to send a new version of the above patches as no 
changes needed so far.

Michael, if the above two patches look good to you, please help add the 
related tested-by
and reviewed-by tags. Thanks.

Best,
Wei