list_fifo

• singly linked queue, queue size unlimited
• lockless implementation
• multi/single producer enqueue
• single consumer dequeue

refers:

• https://www.cnblogs.com/zylthinking/p/5975710.html
• DPDK RTE RING, fixed-size queue, lockless, multi/single producer/producer bulk operate,
• <sys/queue.h> STAILQ

test with gcc test.c -o test -pthread -O3 && ./test