From abafdc6292717f31cc00f641b59ae52ce4c9e065 Mon Sep 17 00:00:00 2001
From: Josh Bleecher Snyder <josh@tailscale.com>
Date: Thu, 8 Jul 2021 18:13:04 -0700
Subject: [PATCH] add TODO

---
 net/uring/io_uring_linux.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/net/uring/io_uring_linux.go b/net/uring/io_uring_linux.go
index b3324bb0a..e591b0ebf 100644
--- a/net/uring/io_uring_linux.go
+++ b/net/uring/io_uring_linux.go
@@ -58,6 +58,8 @@ func (r *writeRing) getReq() (req *C.goreq, err error) {
 
 // prefetch attempts to fetch a req for use by future writes.
 // It does not block.
+// TODO: does this actually buy us anything?
+// TODO: return errors encountered here, rather than delaying them until later?
 func (r *writeRing) prefetch() {
 	idx, ok := peekCompletion(r.ring)
 	if ok {