From d44c1f9beeb41f4b91b99f846e9c0b06ffb36e9a Mon Sep 17 00:00:00 2001
From: Thomas Lively <tlively@google.com>
Date: Mon, 27 Feb 2023 13:26:39 -0800
Subject: [PATCH] update heartbeat comment

---
 system/lib/wasmfs/thread_utils.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/system/lib/wasmfs/thread_utils.h b/system/lib/wasmfs/thread_utils.h
index 714f04c2f45c3..0e79c52f3dfff 100644
--- a/system/lib/wasmfs/thread_utils.h
+++ b/system/lib/wasmfs/thread_utils.h
@@ -46,7 +46,8 @@ class ProxyWorker {
         // progress even if the main thread is blocked.
         //
         // TODO: Remove this once we can postMessage directly between workers
-        // without involving the main thread.
+        // without involving the main thread or once all browsers ship
+        // Atomics.waitAsync.
         //
         // Note that this requires adding _emscripten_proxy_execute_queue to
         // EXPORTED_FUNCTIONS.