Acked-by Huawei Xie <huawei.xie at intel.com>
On 2/27/2015 6:22 PM, Beno?t Canet wrote:
> Let's make sure people will not forget to set and unset VIRTIO_DEV_RUNNING.
>
> Signed-off-by: Beno?t Canet <benoit.canet at nodalink.com>
> ---
> doc/guides/prog_guide/vhost_lib.rst | 3 ++-
> lib/librte_vhost/rte_virtio_net.h | 4 ++++
> 2 files changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/doc/guides/prog_guide/vhost_lib.rst
> b/doc/guides/prog_guide/vhost_lib.rst
> index 0b6eda7..ba6065d 100644
> --- a/doc/guides/prog_guide/vhost_lib.rst
> +++ b/doc/guides/prog_guide/vhost_lib.rst
> @@ -58,7 +58,8 @@ Vhost API Overview
> register two callbacks, new_destory and destroy_device.
> When virtio device is activated or deactivated by guest virtual
> machine,
> the callback will be called, then vSwitch could put the device onto
> data
> - core or remove the device from data core.
> + core or remove the device from data core by setting or unsetting
> + VIRTIO_DEV_RUNNING on the device flags.
>
> * Read/write packets from/to guest virtual machine
>
> diff --git a/lib/librte_vhost/rte_virtio_net.h
> b/lib/librte_vhost/rte_virtio_net.h
> index 611a3d4..b9d34c7 100644
> --- a/lib/librte_vhost/rte_virtio_net.h
> +++ b/lib/librte_vhost/rte_virtio_net.h
> @@ -130,6 +130,10 @@ struct virtio_memory {
>
> /**
> * Device operations to add/remove device.
> + *
> + * Make sure to set VIRTIO_DEV_RUNNING to the device flags in new_device and
> + * remove it in destroy_device.
> + *
> */
> struct virtio_net_device_ops {
> int (*new_device)(struct virtio_net *); /**< Add device. */
