Support for the SO_BUSY_POLL_BUDGET setsockopt, via the batching
option ('b').
Signed-off-by: NBjörn Töpel <bjorn.topel@intel.com>
Signed-off-by: NDaniel Borkmann <daniel@iogearbox.net>
Acked-by: NMagnus Karlsson <magnus.karlsson@intel.com>
Link: https://lore.kernel.org/bpf/20201130185205.196029-11-bjorn.topel@gmail.com