From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yuanhan Liu Subject: Re: Virtio port in virtual machine based on vmware platform could not receive tipc multicast packets.But could on openstack platform. Date: Thu, 6 Apr 2017 15:05:11 +0800 Message-ID: <20170406070511.GS18844@yliu-dev.sh.intel.com> References: <20170401085803.4372F6C01AE@webmail.sinamail.sina.com.cn> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: dev@dpdk.org To: chenhut03@sina.com Return-path: Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by dpdk.org (Postfix) with ESMTP id 8C316567F for ; Thu, 6 Apr 2017 09:07:46 +0200 (CEST) Content-Disposition: inline In-Reply-To: <20170401085803.4372F6C01AE@webmail.sinamail.sina.com.cn> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" 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 > >