tmp_kernel_5.15/tools/virtio/ringtest
..
main.c
main.h
Makefile
noring.c
ptr_ring.c
README
ring.c
run-on-all.sh
virtio_ring_0_9.c
virtio_ring_inorder.c
virtio_ring_poll.c

Partial implementation of various ring layouts, useful to tune virtio design.
Uses shared memory heavily.

Typical use:

# sh run-on-all.sh perf stat -r 10 --log-fd 1 -- ./ring