Re: Virtio port in virtual machine based on vmware platform could not receive tipc multicast packets.But could on openstack platform.

Re: Virtio port in virtual machine based on vmware platform could not receive tipc multicast packets.But could on openstack platform.

[Yuanhan Liu]

Firstly, please do not ask question privately. Cc dev ml and remove
Thomas.

On Sat, Apr 01, 2017 at 04:58:03PM +0800, chenhut03@sina.com wrote:
> Dear Liu and Monjalon,
> 
> I found that virtio port in virtual machine based on vmware platform could not
> receive tipc multicast packets. But if rte_eth_allmulticast_enable(uint8_t
> port_id) was called during virtio port driver initialization, the port could.
> 
> It's strange that virtio port in virtual machine based on openstack platform
> could receive tipc multicast packets whether rte_eth_allmulticast_enable/
> rte_eth_allmulticast_disable was called or not during port driver
> initialization.
> 
> So,could you please tell me:
> 
> On openstack platform, why multicast packets could be received without calling
> rte_eth_allmulticast_enable during port driver initialization?

What do you mean by "on openstack platform"? What's the hypervisor? QEMU?
Is vhost-user involved?

	--yliu
> 
> And why multicast packets could yet be received with calling
> rte_eth_allmulticast_disable during port driver initialization?
> 
> 
> 
> --------------------------------
> 
> Best Regards,
> 
> ChenDong from ZTE
> 
>