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    SubjectRe: [PATCH v1 1/2] virtio-balloon: tweak config_changed implementation
    On Thu,  3 Jan 2019 13:31:01 +0800
    Wei Wang <wei.w.wang@intel.com> wrote:

    > virtio-ccw has deadlock issues with reading config registers inside the
    > interrupt context

    I would say something like 'virtio-ccw does not support using
    virtio_config_ops from an atomic context' as the limitation is not
    limited to read config (aka. get()). But I'm fine with your formulation
    as well.

    > , so we tweak the virtballoon_changed implementation
    > by moving the config read operations into the related workqueue contexts.
    >
    > Signed-off-by: Wei Wang <wei.w.wang@intel.com>


    Reviewed-by: Halil Pasic <pasic@linux.ibm.com>

    [..]

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