> On Aug 15, 2018, at 5:17 AM, Shahaf Shuler <shah...@mellanox.com> wrote: > > On ConnectX-4 Lx the Multi Packet Send (MPW) feature is considered > un-secure, as on some cases were the application provides incorrect mbufs > on the Tx burst the host or NIC can get stuck. > > Hence, disabling the feature by default for this specific NIC. > Users can still enable this feature and enjoy the performance gain > (mostly for low number of cores) by using the txq_mpw_en devarg. > > This patch will impact the out of the box performance of some application > using ConnectX-4 Lx for the sack of security and robustness. > > Since we need different defaults based on the underlying device the mpw > field in the configuration struct was extended to contain also the > MLX5_ARG_UNSET option. > > Cc: sta...@dpdk.org > > Signed-off-by: Shahaf Shuler <shah...@mellanox.com> > ---
Acked-by: Yongseok Koh <ys...@mellanox.com> Thanks
