> On Aug 14, 2018, at 9:57 AM, Yongseok Koh <ys...@mellanox.com> wrote: > > Signed-off-by: Yongseok Koh <ys...@mellanox.com> > --- > doc/guides/nics/mlx5.rst | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/doc/guides/nics/mlx5.rst b/doc/guides/nics/mlx5.rst > index 52e1213cf5..cbcc233d03 100644 > --- a/doc/guides/nics/mlx5.rst > +++ b/doc/guides/nics/mlx5.rst > @@ -136,6 +136,12 @@ Limitations > enabled (``rxq_cqe_comp_en``) at the same time, RSS hash result is not fully > supported. Some Rx packets may not have PKT_RX_RSS_HASH. > > +- In general, PKT_RX_RSS_HASH shall be set in a received mbuf if RSS is > enabled > + and the packet is subject to hash cacalculation. However, in case of > + vectorized Rx (``rx_vec_en``), PKT_RX_RSS_HASH will always be set as long > as > + RSS is enabled. Zero hash result (mbuf->hash.rss) means the packet isn't > + subject to the configured RSS hash type and the flag should be disregarded. > + > Statistics > ----------
I have to take it back. We concluded there's a bug in the implementation and decided to fix this issue. Thanks, Yongseok
