iou: add iou_ring() iou->ring accessor

To enable direct use of more liburing helpers, we need to make
the ring struct available to external callers.

The immediate impetus for adding this is registering files...

1 files changed, 1 insertions, 0 deletions

diff --git a/src/iou.h b/src/iou.h
index 0c7c5c2..6609e81 100644
--- a/src/iou.h
+++ b/src/iou.h
@@ -35,5 +35,6 @@ int iou_flush(iou_t *iou);
 int iou_run(iou_t *iou);
 int iou_quit(iou_t *iou);
 int iou_resize(iou_t *iou, unsigned entries);
+struct io_uring * iou_ring(iou_t *iou);
 
 #endif