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SubjectRe: [PATCH RFC] virtio: wrap config->reset calls
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On 13.10.21 12:55, Michael S. Tsirkin wrote:
> This will enable cleanups down the road.
> The idea is to disable cbs, then add "flush_queued_cbs" callback
> as a parameter, this way drivers can flush any work
> queued after callbacks have been disabled.
>
> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
> ---
> arch/um/drivers/virt-pci.c | 2 +-
> drivers/block/virtio_blk.c | 4 ++--
> drivers/bluetooth/virtio_bt.c | 2 +-
> drivers/char/hw_random/virtio-rng.c | 2 +-
> drivers/char/virtio_console.c | 4 ++--
> drivers/crypto/virtio/virtio_crypto_core.c | 8 ++++----
> drivers/firmware/arm_scmi/virtio.c | 2 +-
> drivers/gpio/gpio-virtio.c | 2 +-
> drivers/gpu/drm/virtio/virtgpu_kms.c | 2 +-
> drivers/i2c/busses/i2c-virtio.c | 2 +-
> drivers/iommu/virtio-iommu.c | 2 +-
> drivers/net/caif/caif_virtio.c | 2 +-
> drivers/net/virtio_net.c | 4 ++--
> drivers/net/wireless/mac80211_hwsim.c | 2 +-
> drivers/nvdimm/virtio_pmem.c | 2 +-
> drivers/rpmsg/virtio_rpmsg_bus.c | 2 +-
> drivers/scsi/virtio_scsi.c | 2 +-
> drivers/virtio/virtio.c | 5 +++++
> drivers/virtio/virtio_balloon.c | 2 +-
> drivers/virtio/virtio_input.c | 2 +-
> drivers/virtio/virtio_mem.c | 2 +-
> fs/fuse/virtio_fs.c | 4 ++--
> include/linux/virtio.h | 1 +
> net/9p/trans_virtio.c | 2 +-
> net/vmw_vsock/virtio_transport.c | 4 ++--
> sound/virtio/virtio_card.c | 4 ++--
> 26 files changed, 39 insertions(+), 33 deletions(-)
>
> diff --git a/arch/um/drivers/virt-pci.c b/arch/um/drivers/virt-pci.c
> index c08066633023..22c4d87c9c15 100644
> --- a/arch/um/drivers/virt-pci.c
> +++ b/arch/um/drivers/virt-pci.c
> @@ -616,7 +616,7 @@ static void um_pci_virtio_remove(struct virtio_device *vdev)
> int i;
>
> /* Stop all virtqueues */
> - vdev->config->reset(vdev);
> + virtio_reset_device(vdev);
> vdev->config->del_vqs(vdev);

Nit: virtio_device_reset()?

Because I see:

int virtio_device_freeze(struct virtio_device *dev);
int virtio_device_restore(struct virtio_device *dev);
void virtio_device_ready(struct virtio_device *dev)

But well, there is:
void virtio_break_device(struct virtio_device *dev);

--
Thanks,

David / dhildenb

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