[dpdk-dev] [PATCH v2] i40e: fix the write back issue in FVL VF

2015-10-30 Thread Thomas Monjalon
> > If DPDK is used on VF while the host is using Linux Kernel driver as PF > > driver on > > FVL NIC, then VF Rx is reported only in batches of > > 4 packets. It is due to the kernel driver assumes VF driver is working in > > interrupt > > mode, but DPDK VF is working in Polling mode. > > This p

[dpdk-dev] [PATCH v2] i40e: fix the write back issue in FVL VF

2015-10-30 Thread Zhang, Helin
> -Original Message- > From: Wu, Jingjing > Sent: Wednesday, October 21, 2015 10:18 AM > To: dev at dpdk.org > Cc: Wu, Jingjing; Zhang, Helin; Pei, Yulong > Subject: [PATCH v2] i40e: fix the write back issue in FVL VF > > If DPDK is used on VF while the host is using Linux Kernel driver

[dpdk-dev] [PATCH v2] i40e: fix the write back issue in FVL VF

2015-10-30 Thread Liang, Cunming
Hi, > -Original Message- > From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Jingjing Wu > Sent: Wednesday, October 21, 2015 10:18 AM > To: dev at dpdk.org > Cc: Pei, Yulong > Subject: [dpdk-dev] [PATCH v2] i40e: fix the write back issue in FVL VF > > If

[dpdk-dev] [PATCH v2] i40e: fix the write back issue in FVL VF

2015-10-21 Thread Jingjing Wu
If DPDK is used on VF while the host is using Linux Kernel driver as PF driver on FVL NIC, then VF Rx is reported only in batches of 4 packets. It is due to the kernel driver assumes VF driver is working in interrupt mode, but DPDK VF is working in Polling mode. This patch fixes this issue by using