[net-next PATCH v2 7/8] epoll: Add busy poll support to epoll with socket fds.

From: Sridhar Samudrala This patch adds busy poll support to epoll. The implementation is meant to be opportunistic in that it will take the NAPI ID from the last socket that is added to the ready list that contains a valid NAPI ID and it will use that for busy

[net-next PATCH v2 7/8] epoll: Add busy poll support to epoll with socket fds.

From: Sridhar Samudrala This patch adds busy poll support to epoll. The implementation is meant to be opportunistic in that it will take the NAPI ID from the last socket that is added to the ready list that contains a valid NAPI ID and it will use that for busy polling until the ready list goes