coalescing and zipping multiple CQEs into a single merged CQE. The feature is enabled by default and can be disabled by a sysctl. Implementing this feature mlx5_cqwq_pop() has been separated from mlx5e_get_cqe(). MFC after: 1 week Submitted by: Mark Bloch <markb@mellanox.com> Differential Revision: https://reviews.freebsd.org/D4598 Sponsored by: Mellanox Technologies