On 07/24/2017 09:18 PM, Bhanuprakash Bodireddy wrote:
By reordering the elements in dp_netdev_port structure, pad bytes can be
reduced there by saving a cache line. Marginal performance improvement
is also observed with this change.
Before: structure size: 136, holes: 7, sum padbytes:7,
By reordering the elements in dp_netdev_port structure, pad bytes can be
reduced there by saving a cache line. Marginal performance improvement
is also observed with this change.
Before: structure size: 136, holes: 7, sum padbytes:7, cachelines:3
After : structure size: 128, holes: 6, sum