On Thu, 3 Jan 2019 13:31:00 +0800 Wei Wang <wei.w.wang@xxxxxxxxx> wrote: > Since virtio-ccw doesn't work with accessing to the config registers > inside an interrupt context, this patch series avoids that issue by > moving the config register accesses to the related workqueue contexts. > > Wei Wang (2): > virtio-balloon: tweak config_changed implementation > virtio-balloon: improve update_balloon_size_func > > drivers/virtio/virtio_balloon.c | 59 +++++++++++++++++++++-------------------- > 1 file changed, 30 insertions(+), 29 deletions(-) > A quick test (various 'balloon <num>' in the QEMU monitor) with a virtio-balloon-ccw device seems to work fine here.