From 89aa638e05795be0ab86711d6e2ade2a8dbafcae Mon Sep 17 00:00:00 2001
From: Tamir Duberstein <tamird@gmail.com>
Date: Mon, 3 Mar 2025 13:22:53 -0500
Subject: [PATCH] aya: add TODO to remove once_cell

---
 aya/src/util.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/aya/src/util.rs b/aya/src/util.rs
index 8a5155e3..5c3b3967 100644
--- a/aya/src/util.rs
+++ b/aya/src/util.rs
@@ -201,6 +201,8 @@ pub fn nr_cpus() -> Result<usize, (&'static str, io::Error)> {
         static CACHE: once_cell::unsync::OnceCell<usize> = const { once_cell::unsync::OnceCell::new() };
     }
     CACHE.with(|cell| {
+        // TODO(https://github.com/rust-lang/rust/issues/109737): Replace `once_cell` with
+        // `std::cell::OnceCell`.
         cell.get_or_try_init(|| {
             // error: unsupported operation: `open` not available when isolation is enabled
             if cfg!(miri) {