[dpdk-dev] [PATCH] doc: virtio lsc hint
yliu at fridaylinux.org
Tue Oct 10 04:38:59 CEST 2017
On Mon, Oct 09, 2017 at 11:56:16AM +0800, Zhiyong Yang wrote:
> Virtio PMD has already the ability to support link status change(lsc),
> but qemu 2.7.0 introduce the capability to detect vhost user
> disconnection. So, virtio PMD which works with qemu 2.7.0 and above
> can receive lsc when vhost user disconnects. The patch updates doc to
> let user know that.
Thanks for updating the doc.
> Signed-off-by: Zhiyong Yang <zhiyong.yang at intel.com>
> doc/guides/nics/virtio.rst | 4 ++++
> 1 file changed, 4 insertions(+)
> diff --git a/doc/guides/nics/virtio.rst b/doc/guides/nics/virtio.rst
> index 4d6a83768..c6f4e0ed2 100644
> --- a/doc/guides/nics/virtio.rst
> +++ b/doc/guides/nics/virtio.rst
> @@ -291,6 +291,10 @@ interrupt, Rx interrupts, and Tx interrupts. Config interrupt is used for
> notification of device configuration changes, especially link status (lsc).
> Interrupt mode is translated into Rx interrupts in the context of DPDK.
> +Note: Virtio PMD which works with qemu 2.7.0 and above can support to receive lsc from qemu
> +when vhost user disconnection happens since qemu 2.7.0 introduces the new capability to detect
> +vhost user disconnection.
I think it needs rewording. Also, use ".. Note::" mark for notes.
> Prerequisites for Rx interrupts
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