[dpdk-dev] [PATCH] ixgbe: fix a x550 DCB issue

Thomas Monjalon thomas.monjalon at 6wind.com
Wed Sep 9 14:28:34 CEST 2015


> > There's a DCB issue on x550. For 8 TCs, if a packet with user priority 6 or 7 is
> > injected to the NIC, then the NIC will put 3 packets into the queue. There's
> > also a similar issue for 4 TCs.
> > The root cause is RXPBSIZE is not right. RXPBSIZE of x550 is 384. It's different
> > from other 10G NICs. We need to set the RXPBSIZE according to the NIC type.
> > 
> > Signed-off-by: Wenzhuo Lu <wenzhuo.lu at intel.com>
> Acked-by: Jingjing Wu <jingjing.wu at intel.com>

Applied, thanks


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