Re: [dpdk-users] PF link status is not getting detected correctly by dpdk driver in VM

2018-01-11 Thread Van Haaren, Harry
> From: users [mailto:users-boun...@dpdk.org] On Behalf Of Tushar Mulkar > Sent: Thursday, January 11, 2018 1:55 PM > To: users@dpdk.org > Subject: Re: [dpdk-users] PF link status is not getting detected correctly > by dpdk driver in VM > > Hi All, Hi! > So finally I a

Re: [dpdk-users] PF link status is not getting detected correctly by dpdk driver in VM

2018-01-11 Thread Tushar Mulkar
Hi All, So finally I am able to find the issue. Actually in dpdk i40evf driver, the way link up/down is propagated is not working for me. Below change set worked for me. diff --git a/drivers/net/i40e/i40e_ethdev_vf.c b/drivers/net/i40e/i40e_ethdev_vf.c index 87a760796..0389f4bfa 100644 ---

Re: [dpdk-users] PF link status is not getting detected correctly by dpdk driver in VM

2018-01-10 Thread Tushar Mulkar
I think the IX710 device doesn't support the Link Change Interrupt. I have enabled the debug traces and I could see following in the messages Jan 10 02:07:53 packet-forwarding[1518]: rte_eth_dev_configure: driver net_i40e_vf does not support lsc Also I could verify that the virtual function

[dpdk-users] PF link status is not getting detected correctly by dpdk driver in VM

2018-01-09 Thread Tushar Mulkar
Hi All, I am using "Ethernet Controller X710 for 10GbE SFP+" SRIOV NIC card on the host with 8 VFs. Out of these VFs two VFs are associated with a VM, one VF is bound to Linux kernel driver i40evf and another is bound to dpdk pmd i.e. igb_uio. when there is a link fault on the hardware