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

Thomas Monjalon thomas.monjalon at 6wind.com
Fri Oct 30 12:34:15 CET 2015


> > 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 the V1.1 virtual channel with Linux i40e PF
> > driver.
> > 
> > Signed-off-by: Jingjing Wu <jingjing.wu at intel.com>
> Acked-by: Helin Zhang <helin.zhang at intel.com>

Applied, thanks


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