napi_busy_loop    403 fs/eventpoll.c 		napi_busy_loop(napi_id, nonblock ? NULL : ep_busy_loop_end, ep);
napi_busy_loop     44 include/net/busy_poll.h void napi_busy_loop(unsigned int napi_id,
napi_busy_loop    108 include/net/busy_poll.h 		napi_busy_loop(napi_id, nonblock ? NULL : sk_busy_loop_end, sk);
napi_busy_loop   6150 net/core/dev.c EXPORT_SYMBOL(napi_busy_loop);