From: Raja Zidane > In packets with ESP header, The Inner IP will be encrypted, and its fields > cannot > be used for RSS hashing. So, ESP packets can be hashed only by the outer IP > layer. > So, when using RSS on ESP packets, hashing may not be efficient, because the > fields used by the hash functions are only the Outer IPs, causing all traffic > belonging to all tunnels between a given pair of GWs to land on one core. > Adding the SPI hash field can extend the spreading of IPSec packets. > > support matching on ESP SPI. > Support RSS on ESP header by hashing SPI field. > > Signed-off-by: Raja Zidane <rzid...@nvidia.com> Acked-by: Matan Azrad <ma...@nvidia.com>
